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Preview MODU Deck Safety & Environmental Protection |
23 |
B |
A branch line valve of a fire extinguishing system on a MODU must be marked with the. |
maximum pressure allowed at that branch |
name of the space or spaces which it serves |
date of the last maintenance inspection |
pressure needed to maintain an effective stream at that point |
41 |
A |
A hydraulic accumulator, used in a hydraulic system aboard a MODU, is designed to. |
store fluid under pressure |
act as the main fluid reservoir |
provide the only means of overpressure relief |
act as the singular source of fluid replenishment to a system |
42 |
C |
A casualty report of an intentional grounding of a MODU is required under what condition? |
Under any condition |
If the grounding lasts over 24 hours |
If it creates a hazard to the environment |
At the owner's discretion |
52 |
C |
A CO2 extinguisher on a MODU which has lost 10% of its charge must be. |
used at the earliest opportunity |
hydro-tested |
recharged |
weighed again in one month |
65 |
C |
A construction portfolio prepared for each new offshore drilling unit must be approved by the . |
American Bureau of Shipping |
National Cargo Bureau |
U.S. Coast Guard |
Minerals Management Service |
66 |
B |
A continual worsening of the list or trim of any floating MODU indicates. |
negative GM |
progressive flooding |
structural failure |
an immediate need to counterflood |
67 |
A |
A continuous watertight bulkhead on a MODU is normally also a(n). |
structural bulkhead |
exterior bulkhead |
centerline bulkhead |
joiner bulkhead |
75 |
D |
A cutoff valve in the fire-main system of a MODU may be closed to protect the portion of the system on an exposed deck from. |
damage from crane operations |
being used for wash down purposes |
accidental diversion of flow to wrong location |
freezing |
110 |
C |
A fire pump on a MODU requires 175 psi discharge pressure to maintain the required 50 psi pitot tube pressure at the two highest hydrants. The maximum setting for the relief valve is. |
125 psi |
175 psi |
200 psi |
225 psi |
117 |
C |
A fixed CO2 system on a MODU with a capacity of over 300 lbs (136 kilograms) CO2 which protects spaces other than tanks must have. |
two or more releasing stations |
automatic release in event of a fire |
an audible alarm and time delay |
an audible and visible alarm |
119 |
B |
A floating jack-up with displacement of 15,000 kips has its LCG 106 feet aft of frame zero (AF0). If 200 short tons are loaded at 20 feet AF0 and 400 short tons are loaded 149 feet AF0, what is the new LCG? |
105.5 feet |
106.0 feet |
108.3 feet |
111.8 feet |
120 |
C |
A floating jack-up with displacement of 15,000 kips has its LCG 108 feet aft of frame zero (AFO). If 400 kips are loaded at 120 feet AFO and 800 kips are loaded 150 feet AF0, what is the new LCG? |
100.0 feet |
109.2 feet |
110.4 feet |
119.2 feet |
121 |
A |
A floating jack-up with displacement of 16,200 kips has its LCG 110.37 feet aft of frame zero (AF0). If 200 short tons are discharged from 120 feet AF0 and 400 short tons are discharged from 150 feet AF0, what is the new LCG? |
108.0 feet |
109.2 feet |
110.4 feet |
115.8 feet |
122 |
C |
A floating MODU displacing 20,000 long tons with a VCG of 50 feet loads 100 long tons at 100 feet above the baseline and 200 long tons at 130 feet above the baseline. What is the new KG? |
49.0 feet |
50.0 feet |
51.0 feet |
51.8 feet |
123 |
C |
A floating MODU with an initial negative metacentric height . |
will capsize |
will incline further |
may lie at an angle of loll |
may be initially level |
139 |
B |
A hurricane has recurved to the northeast and its forward speed is 20 knots. Your MODU is located 600 miles northeast of the hurricane's center. How long will it take for the hurricane center to reach your position if it holds its present course and speed? |
10 hours |
30 hours |
50 hours |
80 hours |
140 |
A |
A hydraulic accumulator aboard a MODU is designed to . |
store fluid under pressure |
act as a fluid reservoir |
provide overpressure relief |
replenish fluid to a system |
144 |
C |
A jack-up 180 feet in length with the LCF at 120 feet AF0 has a true mean draft (draft at LCF) of 10 feet. If the trim is 3 feet by the stern, what is the draft at the stern? |
8.0 feet |
9.0 feet |
11.0 feet |
12.0 feet |
145 |
C |
A jack-up 180 feet in length with the LCF at 120 feet AFO has a draft of 8 feet at the bow and 11 feet at the stern. What is the mean draft? |
8.0 feet |
9.0 feet |
9.5 feet |
12.0 feet |
146 |
C |
A jack-up 180 feet in length with the LCF at 120 feet AFO has a draft of 8 feet at the bow and 11 feet at the stern. What is the true mean draft (draft at the center of flotation)? |
8.0 feet |
9.0 feet |
10.0 feet |
11.0 feet |
147 |
C |
A jack-up 180 feet in length with the LCF at 120 feet AFO has a draft of 8 feet at the bow and 11 feet at the stern. What is the trim by the stern? |
2.0 feet |
2.4 feet |
3.0 feet |
6.0 feet |
148 |
C |
A jack-up 180 feet in length with the LCF at 120 feet AFO has a true mean draft (draft at LCF) of 10 feet. If the trim is 3 feet by the stern, what is the draft at the stern? |
8.0 feet |
9.0 feet |
11.0 feet |
12.0 feet |
149 |
B |
A jack-up 210 feet in length is level during transit. The LCF is 140 feet aft of the bow. How much weight should be applied at the bow to level the jack-up if 150 kips are loaded at the transom? |
50 kips |
75 kips |
100 kips |
200 kips |
150 |
D |
A jack-up 210 feet in length is level during transit. The LCF is 140 feet aft of the bow. How much weight should be applied at the stern to re-level the jack-up if 75 kips is applied at the bow? |
50 kips |
75 kips |
100 kips |
150 kips |
151 |
D |
A jack-up displacing 15,000 kips has a KG of 20 feet. The legs weighing 3,500 kips are lowered 100 feet. What is the new KG? |
23.33 feet |
18.67 feet |
4.67 feet |
-3.33 feet |
152 |
D |
A jack-up displacing 350,000 cubic feet while floating in sea water (64 pounds per cubic foot) weighs . |
10,000 kips |
18,169 kips |
21,841 kips |
22,400 kips |
153 |
A |
A jack-up drilling rig being towed must. |
turn off all lights that interfere with the navigation lights |
turn on all available working lights on deck |
ring the bell rapidly for five seconds once a minute |
display two black diamonds in a vertical line during the day |
154 |
A |
A jack-up drilling unit elevated on the Outer Continental Shelf must have a fog horn that will sound . |
a 2-second blast every 20 seconds |
a 4-second blast every 20 seconds |
an 8-second blast every 30 seconds |
a 10-second blast every 30 seconds |
155 |
C |
A jack-up has 8 inches of trim by the stern. Calculations show that the moment required to change trim one inch (MCT1") is 500 foot-kips. To level the unit, how far must a weight of 50 kips be transferred toward the bow? |
10.0 feet |
62.5 feet |
80.0 feet |
100.0 feet |
156 |
B |
A jack-up is trimmed six inches by the bow. The moment required to change trim one inch (MCT1") is 1200 foot-kips. Transferring 200 kips of drill water from a tank with an LCG of 20 feet to a tank with an LCG of 140 feet results in a final trim of. |
zero trim (level) |
1 foot 2 inches by the stern |
1 foot 8 inches by the stern |
2 feet 2 inches by the stern |
157 |
B |
A jack-up level at 12.5 feet draft transfers 100 kips of drill water from a tank with a TCG of -30 feet to a starboard tank with a TCG of 70 feet. The resulting starboard draft is 13 feet. The moment required to change list one inch (MCL1") is. |
667 foot-kips |
833 foot-kips |
1,400 foot-kips |
1,667 foot-kips |
158 |
D |
A jack-up with a calculated moment to change list one inch (MCL1") of 1,200 foot-kips intends to transfer 100 kips of weight in a transverse direction. How far should the weight be transferred to change the draft on the port side from 11.5 to 11.0 feet? |
12 feet |
48 feet |
120 feet |
144 feet |
159 |
D |
A jack-up with a calculated moment to change list one inch (MCL1") of 1,350 foot-kips intends to transfer drill water from a tank with a TCG of 82 feet to a tank with a TCG of 18 feet. How much weight should be transferred to change the draft on the port side from 11.0 to 11.5 feet? |
67.5 kips |
81.0 kips |
126.6 kips |
253.1 kips |
160 |
A |
A jack-up with displacement of 10,000 kips has its LCG 100 feet aft of frame zero (AFO). If 200 kips are loaded at 60 feet AFO and 100 kips are discharged from 20 feet AFO, what is the new LCG? |
100.0 feet |
100.4 feet |
100.8 feet |
101.2 feet |
161 |
C |
A jack-up, 180 feet in length, has the center of flotation at 110 feet aft of frame zero. The draft at the bow is 11.0 feet and the draft at the stern is 13.0 feet. What is the true mean draft? |
11.78 feet |
12.00 feet |
12.22 feet |
12.78 feet |
162 |
C |
A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a port draft of 11 feet. What is the heel? |
1 foot to starboard |
2 feet to starboard |
2 feet to port |
1 foot to port |
163 |
D |
A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a port draft of 11 feet. What is the new starboard draft? |
12 feet |
11 feet |
10 feet |
9 feet |
164 |
B |
A jack-up, while level in transit at 10 feet draft, experiences a wind gust which results in a starboard draft of 11 feet 6 inches. What is the heel? |
1 foot 6 inches to starboard |
3 feet to starboard |
3 feet to port |
1 foot 6 inches to port |
178 |
B |
A life preserver or buoyant work vest is required to be worn on a MODU when a person is. |
working on the rig floor |
working over water |
working on the pipe racks |
operating line throwing equipment |
185 |
D |
A load line for a MODU is assigned by the |
Minerals Management Service |
Department of Energy |
Corps of Engineers |
A recognized classification society approved by the Coast Guard |
186 |
D |
A load line is assigned to a MODU to insure adequate stability and. |
mooring tension |
riser tension |
lifesaving equipment |
structural strength |
202 |
A |
A mat-supported jack-up is best suited for drilling in locations with bottom conditions which are . |
soft and level |
firm and uneven |
sloping |
coral |
203 |
A |
A mat-type drilling unit tows more slowly than a jack- up unit due to. |
the drag of the mat |
its deeper draft |
its tubular legs |
the design of the bow |
204 |
A |
A mat-type jack-up drilling unit is the best selection for . |
soft mud bottoms |
uneven bottoms |
deep water |
hard bottoms |
210 |
A |
A mobile offshore drilling unit crane certificate is required to be maintained. |
on the unit |
in the company office |
on file with the OCMI |
on file with the American Bureau of Shipping |
211 |
B |
A mobile offshore drilling unit is on the waters of the U.S. Outer Continental Shelf. It has a length of 220 feet and a breadth of 190 feet. Where must the obstruction lights be located? |
At the top of the drill mast |
On each corner of the rig |
At the bow of the rig |
At the bow and stern of the rig |
212 |
B |
A mobile offshore drilling unit must display obstruction lights when it is on the waters over the Outer Continental Shelf and is. |
under tow |
fixed to the seabed |
underway |
All of the above |
213 |
D |
A mobile offshore drilling unit under tow is approaching a fog bank. When should fog signals be started? |
When the towing vessel enters the fog |
When the drilling rig enters the fog |
When the towing vessel can no longer be seen from the rig |
Immediately |
214 |
B |
A mobile offshore drilling unit will show the day-shape in DIAGRAM 10 to indicate that it is. |
at anchor |
being towed |
aground |
drilling |
215 |
A |
A MODU crane which has been idle for a period of over six months shall be inspected to the same standards as a. |
yearly inspection |
quarterly inspection |
monthly inspection |
weekly inspection |
216 |
D |
A MODU displacing 10,000 long tons with KG 20.0 feet, uses its crane to lift a 40 long ton load from dockside and place it on board at a VCG of 5.0 feet. When lifting, the head of the crane boom is 50.0 feet above the keel. During the lift, what is the apparent increase in KG? |
0.02 foot |
0.12 foot |
0.18 foot |
0.20 foot |
217 |
B |
A MODU displacing 10,000 tons uses its crane to lift a 20 ton load, already aboard, to a height of 5 feet above the deck. When lifting, the head of the crane boom is 50 feet above the load. What is the change in KG? |
No change |
0.1 foot |
0.2 foot |
1.0 foot |
218 |
C |
A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is added at a VCG of 150 feet. The change in KG is. |
1.09 feet |
1.60 feet |
1.58 feet |
2.73 feet |
219 |
C |
A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG 150 feet. The change in KG is. |
1.09 feet |
1.60 feet |
1.64 feet |
2.73 feet |
220 |
A |
A MODU displacing 28,000 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG of 150 feet. To maintain draft, ballast is added at a VCG of 10 feet. What is the change in KG? |
2.5 feet downward |
2.0 feet downward |
1.5 feet downward |
1.0 foot downward |
221 |
C |
A MODU displacing 29,500 long tons has a KG of 60 feet. A weight of 500 long tons is added at a VCG of 150 feet. What is the change in KG? |
2.5 feet upward |
2.0 feet upward |
1.5 feet upward |
1.0 foot upward |
222 |
C |
A MODU displacing 30,500 long tons has a KG of 60 feet. A weight of 500 long tons is discharged from a VCG of 150 feet. What is the change in KG? |
2.5 feet downward |
2.0 feet downward |
1.5 feet downward |
1.0 foot downward |
223 |
B |
A MODU floating in sea water while displacing 20,000 long tons has transverse free surface moments of 7,500 ft-long tons and longitudinal free surface moments of 10,000 ft-long tons. The maximum virtual rise in the height of the center of gravity due to free surfaces is. |
0.35 foot |
0.50 foot |
0.88 foot |
2.00 feet |
224 |
B |
A MODU having continuous closely spaced transverse strength members is. |
longitudinally framed |
transversely framed |
cellular framed |
web framed |
225 |
C |
A MODU helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least. |
30 gallons per minute |
40 gallons per minute |
50 gallons per minute |
60 gallons per minute |
226 |
C |
A MODU is inclined at an angle of loll. In the absence of external forces, the righting arm (GZ) is . |
positive |
negative |
zero |
vertical |
227 |
C |
A MODU lists and trims about the. |
center of gravity |
center of buoyancy |
center of flotation |
centroid of the underwater volume |
228 |
B |
A MODU must have a self-contained breathing apparatus to be used as protection from gas leaking from a refrigeration unit. To meet this requirement, you may use. |
a gas mask certified by the Mine Safety and Health Administration |
the same self- contained breathing apparatus required with the fireman's outfit |
an oxygen breathing apparatus, provided that the device has been inspected within three years |
a portable ventilation system that will provide a complete change of air every three minutes |
229 |
C |
A MODU must have on board a first-aid kit that is approved by the. |
Minerals Management Service |
Occupational Safety and Health Administration |
Mine Safety and Health Administration |
American Bureau of Shipping |
230 |
D |
A MODU must report a collision with an aid to navigation maintained by the Coast Guard to which office? |
Nearest Oceanographic office |
The Marine Safety Center at Coast Guard Headquarters |
National Ocean Service |
Nearest Officer in Charge, Marine Inspection |
231 |
C |
A MODU required to carry an Oil Record Book must maintain the book on board for. |
one year |
two years |
three years |
four years |
232 |
A |
A MODU which is required to carry an Oil Record Book must log in the book. |
discharge of ballast or cleaning water from fuel tanks |
sounding levels of all fuel tanks on a daily basis |
the grade and specific gravity of all fuel oil carried |
fuel consumption rates on a weekly basis |
233 |
C |
A MODU with a displacement of 15,000 kips has a KG of 20 feet. A load of 300 kips is shifted from a VCG of 100 feet to a VCG of 10 feet. How far does the KG move? |
0.2 foot downward |
0.2 foot upward |
1.8 feet downward |
1.8 feet upward |
234 |
A |
A MODU with the TCG off the longitudinal centerline inclines to an angle of. |
list |
heel |
trim |
loll |
245 |
A |
A non-symmetrical tank aboard a MODU contains 390 tons of ballast at a VCG of 9.85 feet. Ballast weighing 250 tons and a VCG of 12.0 feet is discharged. The vertical moments for the remaining ballast is. |
842 ft-long tons |
3,000 ft-long tons |
3,842 ft-long tons |
6,842 ft-long tons |
263 |
C |
A person who holds a foreign license can serve as the ballast control operator to meet manning requirements on a MODU on waters outside U.S. jurisdiction until the. |
MODU's contract is completed |
Certificate of Inspection is renewed |
MODU returns to a U.S. port |
Operations Manual is revised |
271 |
C |
A qualified person must be assigned as the second in command of a lifeboat on a MODU if the lifeboat has a capacity of more than. |
20 persons |
30 persons |
40 persons |
50 persons |
272 |
A |
A quick and rapid motion of a MODU in a seaway is an indication of a(n). |
large GM |
high center of gravity |
excessive free surface |
small GZ |
274 |
D |
A record of the types and strengths of steels used on a MODU must be included in the. |
general plans |
builder's documentation |
Certificate of Inspection |
construction portfolio |
276 |
C |
A report of casualty to a mobile offshore drilling unit must be made in writing to which office? |
Commandant of the Coast Guard |
Owner of the unit |
Nearest Coast Guard Marine Safety Office |
Captain of the nearest port |
277 |
D |
A report of casualty to a mobile offshore drilling unit must include. |
the estimated cost of damage to the unit |
an evaluation of who was at fault |
the amount of ballast on board |
the name of the owner or agent of the unit |
312 |
B |
A semisubmersible 300 feet long and an LCF of 0 (amidships) is in transit with hulls awash and an MT1" of 87.67 foot-tons. Work on the BOP (weight 263 long tons) requires that it be moved aft 12 feet. What is the resulting trim change? |
1.5 feet |
3.0 feet |
6.0 feet |
7.3 feet |
313 |
B |
A semisubmersible at a draft of 19 feet 9 inches arrives on location planning to deploy eight mooring lines. Each anchor weighs 15 long tons and each mooring line consists of 3,000 feet of 3-inch chain (89.6 lbs/ft). If no ballast corrections are made, what is the expected draft if the average TPI is 60? |
17 feet 9 inches |
18 feet 3 inches |
18 feet 9 inches |
21 feet 3 inches |
314 |
C |
A semisubmersible displacing 17,600 long tons has an LCG 3.2 feet forward of amidships. Bulk, weighing 400 long tons, is loaded into P-tanks located 50.8 feet aft of amidships. What is the new LCG? |
0.80 foot forward of amidships |
1.20 feet forward of amidships |
2.00 feet forward of amidships |
4.40 feet forward of amidships |
315 |
D |
A semisubmersible displacing 18,000 long tons has an LCG 2 feet forward of amidships. Bulk, weighing 400 long tons, is discharged from P-tanks located 50.8 feet aft of amidships. What is the new LCG? |
0.8 foot forward of amidships |
1.20 feet forward of amidships |
3.11 feet forward of amidships |
3.20 feet forward of amidships |
316 |
C |
A semisubmersible displacing 700,000 cubic feet while floating in sea water (64 pounds per cubic foot) weighs. |
8,929 long tons |
19,509 long tons |
20,000 long tons |
24,500 long tons |
317 |
B |
A semisubmersible floating in sea water displaces 20,000 long tons. She has vertical moments of 1,000,000 foot-long tons. What is the change in KG if 500 long tons are placed aboard at a KG of 120 feet? |
1.22 feet upward |
1.71 feet upward |
1.75 feet upward |
2.93 feet upward |
318 |
B |
A semisubmersible floating in sea water displaces 20,000 long tons. She has vertical moments of 1,000,000 foot-long tons. What is the new KG if 300 long tons are added at a VCG of 50 feet? |
49.2 feet |
50.0 feet |
50.8 feet |
57.5 feet |
319 |
D |
A semisubmersible floating in sea water displaces 717,500 cubic feet. What is the displacement? |
11,211 long tons |
11,498 long tons |
19,977 long tons |
20,500 long tons |
320 |
A |
A semisubmersible in transit is at a draft of 19 feet. The depth of the lower hulls is 21 feet. How much bunker fuel at 54.0 lbs/cu ft could be taken on and still provide one foot of freeboard if the TPI is 52.3? |
627.6 long tons |
648.0 long tons |
843.9 long tons |
255.2 long tons |
321 |
D |
A semisubmersible is more likely to experience structural stresses during heavy weather when . |
operating at drilling draft |
deballasting to survival draft |
when at survival draft |
when at transit draft |
322 |
A |
A semisubmersible records the following drafts: Port Forward 64'-09"; Port Aft 68'-09"; Starboard Forward 59'-09"; Starboard Aft 63'-09". What is the mean draft? |
64.25 feet |
64.40 feet |
64.75 feet |
64.90 feet |
323 |
A |
A semisubmersible rig under tow should be ballasted down if. |
motion begins to be excessive |
water begins to break over the pontoons |
period of roll exceeds 12 seconds |
forward progress is halted by head wind |
324 |
A |
A semisubmersible which flops between forward and aft angles of trim is likely to have. |
KML less than KGL |
an off-center LCG |
LCG greater than LCB |
KML greater than KMT |
325 |
D |
A semisubmersible which flops between forward and aft trim angles is likely to have. |
an off-center TCG |
LCG greater than level- vessel LCB |
KMT greater than KML |
KML less than KGL |
326 |
B |
A semisubmersible which flops between port and starboard angles of list is likely to have. |
KMT greater than KML |
KMT less than KGT |
an off-center LCG |
TCG greater than level- vessel TCB |
327 |
B |
A semisubmersible which will not remain upright and will assume a list either to port or starboard is likely to have . |
a large TCG |
a negative GM |
excessive ballast |
insufficient deck load |
328 |
A |
A semisubmersible with a displacement of 18,117.7 long tons and a KG of 52.0 feet discharges 200 long tons from a KG of 130 feet. To remain at draft, ballast is added at a height of 10 feet. What is the change in KG? |
1.32 feet downward |
1.32 feet upward |
0.87 foot downward |
0.87 foot upward |
329 |
C |
A semisubmersible with a displacement of 20,000 long tons and a KG of 52 feet discharges 300 long tons of barite from P-tanks located 120 feet above the keel. What is the change in KG? |
0.79 foot downward |
1.00 foot downward |
1.04 feet downward |
1.83 feet downward |
330 |
A |
A semisubmersible with a displacement of 20,000 tons and a KG of 60.0 feet loads 300 tons at a VCG of 120 feet. To maintain draft, ballast is discharged from a height of 20 feet. What is the change in KG? |
1.5 feet upward |
1.5 feet downward |
0.8 foot upward |
0.8 foot downward |
331 |
D |
A semisubmersible with a displacement of 20,000 tons and a KG of 60.0 feet loads 300 tons at a VCG of 120 feet. What is the change in KG? |
1.32 feet downward |
1.32 feet upward |
0.89 foot downward |
0.89 foot upward |
332 |
C |
A semisubmersible with a displacement of 20,000 tons and KG of 52 feet discharges 300 long tons of barite from P-tanks located 120 feet above the keel. Ballast added to maintain draft has a VCG of 20 feet. What is the change in KG? |
0.49 foot increase |
0.50 foot decrease |
1.50 feet decrease |
1.80 feet decrease |
333 |
D |
A semisubmersible with a negative GM flops to an angle of. |
heel |
trim |
list |
loll |
334 |
C |
A semisubmersible with a positive GM, and TCG located starboard of the centerline, inclines to an angle of. |
heel |
trim |
list |
loll |
335 |
A |
A semisubmersible with a TPI of 11.25 long tons per inch discharges 270 long tons from amidships. What is the new mean draft if the original drafts were: Port Forward 69.5 feet; Port Aft 68.5 feet; Starboard Forward 71.5 feet; Starboard Aft 70.5 feet? |
68'-0" |
69'-10" |
70'-2" |
72'-0" |
336 |
C |
A semisubmersible with displacement of 19,700 long tons and KG of 50.96 feet loads 300 long tons of barite into P-tanks located 120 feet above the keel. What is the change in KG? |
0.79 foot upward |
1.00 foot upward |
1.04 feet upward |
1.83 feet upward |
337 |
B |
A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 64'-09"; Port Aft 68'-09"; Starboard Forward 59'-09"; and Starboard Aft 63'-09". What is the list? |
10 feet to port |
5 feet to port |
2.5 feet to port |
5 feet to starboard |
338 |
B |
A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 64'-09"; Port Aft 68'- 09"; Starboard Forward 59'-09"; and Starboard Aft 63'-09". What is the trim? |
8 feet by the stern |
4 feet by the stern |
2 feet by the stern |
4 feet by the head |
339 |
B |
A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 64'-9"; Port Aft 68'- 9"; Starboard Forward 59'-9"; and Starboard Aft 63'- 9". What is the true mean draft? |
64.25 feet |
64.45 feet |
64.75 feet |
64.90 feet |
340 |
C |
A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 74'-09"; Port Aft 78'- 09"; Starboard Forward 69'-09"; and Starboard Aft 73'- 09". What is the trim? |
-1.0 foot |
-2.0 feet |
-4.0 feet |
-8.0 feet |
341 |
C |
A semisubmersible, 200 feet in length between draft marks with the LCF 10 feet aft of amidships, records the following drafts: Port Forward 74'-09"; Port Aft 78'- 09"; Starboard Forward 69'-09"; and Starboard Aft 73'- 09". What is the list? |
-1.0 foot |
-2.5 feet |
-5.0 feet |
-10.0 feet |
342 |
B |
A semisubmersible, displacing 20,500 long tons, has vertical moments of 1,060,000 foot-long tons. What is the change in KG if 500 long tons are discharged from a VCG of 120 feet? |
1.22 feet downward |
1.71 feet downward |
1.75 feet downward |
2.93 feet downward |
343 |
C |
A semisubmersible, while floating level, displaces 18,000 long tons. Bulk, weighing 400 long tons, is placed in P-tanks located 80 feet to starboard of the centerline. What is the new TCG? |
0.02 foot starboard of centerline |
0.32 foot starboard of centerline |
1.74 feet starboard of centerline |
1.78 feet starboard of centerline |
344 |
C |
A semisubmersible, while floating level, displaces 20,000 long tons. LCB is 3.0 feet forward of amidships. Bulk, weighing 300 long tons, is placed in P-tanks located 40 feet aft of amidships. What is the new LCG? |
3.64 feet forward of amidships |
2.45 feet forward of amidships |
2.36 feet forward of amidships |
0.55 foot forward of amidships |
345 |
B |
A semisubmersible, while floating level, displaces 25,000 long tons. LCG is 2 feet forward of amidships. Bulk, weighing 300 long tons, is placed in P-tanks located 50 feet aft of amidships. What is the new LCG? |
1.43 feet forward of amidships |
1.38 feet forward of amidships |
0.62 foot forward of amidships |
0.57 foot forward of amidships |
346 |
D |
A semisubmersible, with a TCG of 0.5 feet to port, displaces 20,000 long tons. Bulk, weighing 400 long tons, is discharged from P-tanks located 50 feet starboard of the centerline. What is the new TCG? |
1.03 feet starboard of centerline |
0.53 foot starboard of centerline |
0.53 foot port of centerline |
1.53 feet port of centerline |
347 |
A |
A semisubmersible, with a TCG of 0.5 foot to port, displaces 20,000 long tons. Bulk, weighing 400 long tons, is loaded in P-tanks located 50 feet starboard to the centerline. What is the new TCG? |
0.49 foot starboard of centerline |
0.51 foot starboard of centerline |
0.99 foot starboard of centerline |
1.49 feet starboard of centerline |
350 |
D |
A severe storm threatens the COASTAL DRILLER, and a decision is made to evacuate the unit. If practical, all non-essential personnel should be off the unit in advance of the storm's predicted arrival by . |
12 hours |
24 hours |
36 hours |
48 hours |
365 |
A |
A simplified construction plan may be included in the MODU construction portfolio provided it adequately defines the. |
areas where special materials are used |
hazardous areas |
location of emergency repair equipment |
type and strength of materials used |
368 |
A |
A slow and easy motion of a MODU in a seaway is an indication of a. |
small GM |
low center of gravity |
stiff vessel |
large GZ |
387 |
C |
A survival craft being used to pick up a person who has fallen overboard from a MODU should approach the person. |
at a high rate of speed |
under oars |
against the wind |
with the wind |
392 |
D |
A tank of a MODU with a volume of 2,000 cubic feet is pressed with sea water weighing 64 pounds per cubic foot. What is the weight, in kips, of the liquid? |
54 kips |
67 kips |
78 kips |
128 kips |
408 |
C |
A tropical storm is building strength some distance from your MODU. Waves are coming from the east, with periods increasing from 5 seconds to 15 seconds. The swell is from the east. Where was the storm when these new swells were generated? |
To the north of you |
To the south of you |
To the east of you |
To the west of you |
483 |
B |
A virtual rise in the center of gravity of a MODU may be caused by. |
filling a partially filled tank |
using fuel from a pressed fuel tank |
emptying a partially filled tank |
transferring pipe from the setback area to the pipe rack |
484 |
B |
A virtual rise in the center of gravity of a MODU may be caused by. |
filling a partially filled tank |
using an on board crane to lift a freely swinging heavy object |
emptying a partially filled tank |
transferring pipe from the setback area to the pipe rack |
486 |
D |
A weathertight door on a MODU must not allow water to penetrate into the unit in. |
50 knot winds |
70 knot winds |
100 knot winds |
any sea condition |
490 |
C |
A welding procedure used for joining dissimilar metals used on a MODU would be recorded in the . |
welding plan |
ASTM specifications |
construction portfolio |
Coast Guard file |
491 |
A |
A well kick while drilling from a MODU will cause . |
increased fluid level in the mud pits |
decreased fluid level in the mud pits |
increased cuttings on the shale shaker |
decreased cuttings on the shale shaker |
495 |
C |
A written report of casualty to a MODU shall be made . |
within 12 hours of the casualty |
to the Commandant of the Coast Guard |
on Form CG 2692 |
only if the damage exceeds $1,500 |
502 |
B |
Aboard a MODU, multiplying a load's weight by the distance of the load's center of gravity from the centerline results in the load's. |
LCG |
transverse moment |
righting moment |
inclining moment |
513 |
A |
Aboard the DEEP DRILLER, the bilge pumps take suction from the pump rooms, cofferdam, void area, access trunk, and. |
center column chain lockers |
backup drill water tank |
primary salt-water service tank |
forward and after column chain lockers |
514 |
A |
Aboard the DEEP DRILLER, the drill water pump may be used to provide drill water to the deck and . |
supplement the bilge pumps |
provide saltwater service to the deck |
emergency fuel-oil recovery |
supplement the ballast pumps |
515 |
C |
Aboard the DEEP DRILLER, to use the drill water pump to supplement the bilge pumps, it is necessary to open valves 26 and. |
41 |
29 |
28 |
25 |
528 |
C |
According to regulations, a Master or person in charge of a MODU is required to submit a report of a loss of life. |
only when it happens while underway |
to the next of kin |
to the nearest Marine Safety or Marine Inspection Office |
to the nearest coroner |
529 |
C |
According to regulations, a Master or person in charge of a MODU is required to submit a report of a loss of life. |
only when it happens while underway |
to the next of kin |
to the nearest OCMI |
to the nearest coroner |
561 |
B |
According to the MODU regulations, the capacity of a liferaft is required to be marked. |
on the Muster List ("Station Bill") |
on a sign next to the liferaft |
on the Certificate of Inspection |
in the Operations Manual |
564 |
B |
According to the regulations for mobile offshore drilling units, "industrial personnel" are considered to be all persons carried on the MODU for the sole purpose of carrying out the industrial business of the unit, except for. |
the operator's representative |
the crew required by the Certificate of Inspection |
the galley personnel |
the designated person in charge |
577 |
C |
Adding the longitudinal free surface correction to the uncorrected height of the center of gravity of a MODU yields . |
FSCL |
KG |
KGL |
GML |
578 |
C |
Adding the transverse free surface correction to the uncorrected height of the center of gravity of a MODU yields . |
FSCT |
KG |
KGT |
GMT |
592 |
B |
After being launched from MODUs, totally enclosed survival craft which have been afloat over a long period require. |
frequent opening of hatches to permit entry of fresh air |
regular checks of bilge levels |
use of ear plugs to dampen engine noise |
frequent flushing of the water spray system with fresh water |
593 |
A |
After conducting a boat drill on a mobile offshore drilling unit, what must the Master or person in charge enter in the in the logbook? |
Any inoperative equipment and the corrective action taken |
The name of the lifeboatman in charge of each lifeboat |
The location of the vessel at the time of the drill |
The time it took to lower the boat |
594 |
A |
After conducting an abandonment drill, the Master or person in charge of a MODU shall log. |
the names of crew members who participated in the drill |
the length of time that each motor propelled lifeboat was operated in the drill |
the length of time the lifeboat was in the water |
the time it took to lower the boat |
617 |
D |
After using a CO2 extinguisher on a MODU, it should be . |
put back in service if some CO2 remains |
hydrostatically tested |
retagged |
recharged |
626 |
B |
All fire hoses on mobile offshore drilling units must be tested to a pressure of at least. |
100 psi |
110 psi |
120 psi |
130 psi |
634 |
A |
All MODU personnel should be familiar with the survival craft's. |
boarding and operating procedures |
maintenance schedule |
navigational systems |
fuel consumption rates |
650 |
B |
Although KG for a MODU in lightweight is relatively high, the vessel is stiff because. |
KM is small |
KM is high |
BL is small |
KB is large |
657 |
B |
Among the possible causes of unexpected constant inclination of the floating COASTAL DRILLER is . |
consumption of on board liquids |
miscalculation of loads |
liquid transfer through open valves |
flooding due to hull damage |
658 |
D |
Among the possible causes of unexpected rapid increasing inclination of the floating COASTAL DRILLER is. |
consumption of on board liquids |
miscalculation of loads |
external environmental forces |
flooding due to hull damage |
659 |
D |
Among the possible causes of unexpected rapidly increasing inclination of the DEEP DRILLER while in transit is. |
consumption of on board variables |
miscalculation of loads |
external environmental forces |
flooding due to lower- hull damage |
660 |
D |
Among the possible causes of unexpected rapidly increasing inclination of the DEEP DRILLER while on location is. |
consumption of on board variables |
miscalculation of loads |
external environmental forces |
flooding due to column damage |
661 |
B |
Among the valves on the DEEP DRILLER to open when using the Salt-Water Service Pump to pump water into tank 10S is. |
48 |
47 |
37 |
23 |
662 |
C |
Among the valves on the DEEP DRILLER which may be opened when using the Salt-Water Service Pump to pump water into Tank 1P is. |
33 |
36 |
46 |
48 |
665 |
C |
Among the valves to open on the DEEP DRILLER, if you have to transfer ballast from Tank 10P to Tank 1S using #1 ballast pump, is valve. |
24 Port |
33 Port |
34 Port |
44 Port |
666 |
A |
Among the valves to open on the DEEP DRILLER, if you have to transfer ballast from Tank 1P to Tank 10S using #1 ballast pump, is valve. |
33 Starboard |
44 Starboard |
33 Port |
44 Port |
667 |
C |
Among the valves to open when deballasting using tanks 1P and 10P of the DEEP DRILLER is . |
2 Port |
24 Port |
48 Port |
44 Port |
682 |
B |
An elevated jack-up weighs 14,000 kips. Its TCG is located 1.0 foot to starboard of the centerline. What would be the new TCG for the jack-up if the drill floor, weighing 700 kips, is skidded 10 feet to port? |
9.00 feet port |
0.50 foot starboard |
0.50 foot port |
1.00 foot port |
683 |
B |
An elevated jack-up weighs 14,000 kips. The drill floor, weighing 700 kips, is skidded 10.0 feet to starboard. The change in TCG is. |
9.00 feet starboard |
0.50 foot starboard |
1.50 foot starboard |
1.00 foot starboard |
684 |
C |
An elevated jack-up weighs 14,000 kips. Its TCG is located 1.0 foot to port of the centerline. What would be the new TCG for the jack-up if the drill floor, weighing 700 kips, is skidded 10 feet to starboard? |
9.00 feet starboard |
0.50 foot starboard |
0.50 foot port |
1.0 foot port |
685 |
C |
An elevated jack-up weighs 17,000 kips. Its center of gravity is located 110 feet aft of frame zero (AF0). What would be the new LCG if the cantilever (weight 900 kips) and drill floor (weight 800 kips) were skidded 70 feet aft? |
103.0 feet AF0 |
113.4 feet AF0 |
117.0 feet AF0 |
180.0 feet AF0 |
697 |
A |
An inclined semisubmersible with a very short rolling period about a constant angle of list is likely to have . |
an off-center TCG |
an LCG greater than level vessel LCB |
a negative GM |
excessive free surfaces |
712 |
D |
An obstruction light on a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf, shall have a lens that is visible over an arc of . |
60° |
90° |
180° |
360° |
714 |
A |
An offshore drilling unit is required to carry on board an operations manual approved by the. |
Coast Guard |
National Cargo Bureau |
Minerals Management Service |
builder |
715 |
D |
An offshore drilling unit must be equipped with a first aid kit approved by the. |
Coast Guard |
American Bureau of Shipping |
Minerals Management Service |
Mine Safety and Health Administration |
716 |
D |
An offshore drilling unit must have enough inflatable liferafts to accommodate at least what percentage of the persons allowed? |
20% |
30% |
50% |
100% |
728 |
C |
Annual inspection of MODU cranes shall be conducted by. |
U.S. Coast Guard |
the person in charge |
a qualified inspector |
the crane operator |
732 |
A |
Any firefighting equipment that is carried in addition to the minimum required number on a MODU must . |
meet the applicable standards |
be marked as additional equipment |
be stowed in a separate area |
All of the above |
734 |
C |
Apparent wind speed blowing across a MODU under tow can be measured by a(n). |
barometer |
wind vane |
anemometer |
thermometer |
775 |
B |
At the instant when a string of casing being run from a MODU is landed in the well head,. |
the total weight in air of the casing string is removed from the MODU |
the hook load (weight of the casing string) is removed from the MODU |
the weight of the casing inside the riser is removed from the MODU |
the weight of the casing string added to the weight of the fill-up mud is removed from the MODU |
776 |
B |
At the required fire drill conducted aboard a MODU, all persons must report to their stations and demonstrate their ability to perform the duties assigned to them. |
by the toolpusher |
in the Muster List ("Station Bill") |
by the person conducting the drill |
at the previous safety meeting |
786 |
C |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in longitudinal free surface moments? |
1492 ft-kips increase |
1034 ft-kips increase |
674 ft-kips increase |
404 ft-kips increase |
787 |
A |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in transverse free surface moments? |
1492 ft-kips |
674 ft-kips |
404 ft-kips |
270 ft-kips |
788 |
C |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in transverse free surface moments? |
47.2 kips tank #7 to tank #6 |
23.6 kips tank #7 to tank #6 |
23.6 kips tank #6 to tank #7 |
47.2 kips tank #6 to tank #7 |
789 |
D |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in transverse moments with this transfer? |
56 ft-kips |
979 ft-kips |
1035 ft-kips |
2010 ft-kips |
790 |
C |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #13. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in vertical moments with this transfer? |
81 ft-kips increase |
31 ft-kips increase |
26 ft-kips decrease |
47 ft-kips decrease |
791 |
A |
Because there is a possibility of fuel oil being discharged overboard from a full fuel oil tank, it is decided to transfer 25 kips from tank #14 to tank #20. See COASTAL DRILLER Sample Load Form #1 (Rig Move). What would be the change in longitudinal moments with this transfer? |
565 ft-kips |
900 ft-kips |
2603 ft-kips |
3168 ft-kips |
796 |
B |
Before deballasting to survival draft in the event of predicted heavy weather, the DEEP DRILLER Operations Manual recommends that the mooring lines be slacked. |
10 feet |
20 feet |
30 feet |
40 feet |
812 |
A |
Between the side frames on a MODU, support for the deck beams is provided by. |
stanchions |
brackets |
web frames |
deck stringers |
832 |
C |
Bulkheads which form part of the tanks on a MODU are stiffened to withstand. |
deck loads from above |
dynamic forces while afloat |
hydrostatic pressure |
over-pressurization |
833 |
A |
Buoyancy associated with empty or partly empty ballast tanks in the mat of a mat supported jack-up MODU during jacking operations can cause . |
capsizing |
delays |
progressive flooding |
negative buoyancy |
858 |
C |
Cartridge-operated dry chemical extinguishers used on MODU's should have the propellant cartridge weighed every. |
3 months |
6 months |
12 months |
2 years |
863 |
B |
Certificates of Inspection for offshore drilling units are issued for a period of. |
12 months |
24 months |
36 months |
48 months |
884 |
A |
Compared to internal structural plating, the exterior hull plating on a MODU is usually. |
stronger |
thinner |
more corrosion resistant |
a lower grade steel |
886 |
C |
Compliance with the terms of the load line certificate on a MODU is the responsibility of the. |
Ballast Control Operator |
Barge Supervisor |
Master or Offshore Installation Manager |
operators representative |
889 |
C |
Considering the changes to lightweight shown in section 5 of the COASTAL DRILLER Manual, the maximum allowable combination of hook, rotary, and setback load for the COASTAL DRILLER with the rotary located 34 feet aft of the transom and two feet to port of the centerline is. |
1000 kips |
875 kips |
854 kips |
755 kips |
890 |
D |
Considering the changes to lightweight shown in Section 5 of the COASTAL DRILLER Manual, with the rotary 36 feet aft of the transom and 4 feet to port of the centerline, and with 300 kips in the setback, the maximum hook load is limited to. |
870 kips |
635 kips |
335 kips |
314 kips |
892 |
B |
Control of fire on a MODU should be addressed . |
immediately after restoring vital services |
immediately |
following control of flooding |
following establishment of fire boundaries |
894 |
B |
Control of flooding on a MODU should be addressed . |
first |
following control of fire |
following restoration of vital services |
only if a threat exists |
899 |
A |
Curve A in the Design Limits of Legs Chart of the Coastal Driller Operating Manual, shows the operating limits during severe storm conditions during transit based on. |
stability and leg strength |
variable load |
environmental load |
load line |
900 |
A |
Curve B in the Design Limits of Legs Chart of the Coastal Driller Operating Manual, shows the operating limits during normal transit based on . |
leg strength |
variable load |
environmental load |
load line |
903 |
C |
Damage stability of a MODU is the stability . |
which exists when the wind speed is less than 50 knots |
before collision |
after flooding |
at survival draft |
905 |
C |
Deck beams on a MODU are generally spaced at equal intervals and run. |
longitudinally |
vertically |
transversely |
intermittently |
915 |
C |
Diesel powered industrial trucks on a MODU that are provided with safeguards to the exhaust, fuel, and electrical systems are designated. |
DEFE |
DE |
DS |
DES |
919 |
B |
Drilling loads on the COASTAL DRILLER are the combined loads arising from conductor tension, rotary, hook, and. |
fixed loads |
setback loads |
basic loads |
variable loads |
925 |
A |
Due to the hazards involved with Halon extinguishers on a MODU, the size II extinguisher may only be used . |
outside |
on class C fires |
in an emergency |
on class B fires |
927 |
A |
During a fire drill on a MODU, what action is required? |
Start each fire pump |
Launch and run a lifeboat |
Inventory rescue and fire equipment |
Inspect fire hoses |
928 |
C |
During a long ocean tow of a jack-up the clearance in the upper guide should be reduced to zero to restrain the leg and eliminate the impact loads from dynamic responses. This is best done by. |
lowering the spud cans below the hull |
raising the spud cans into hull recesses |
tapering the upper guides and building up the teeth |
remove certain lengths of leg |
929 |
D |
During a move to a new location, a jack-up drilling unit with personnel on board is towed through a heavy rainstorm. What signal must be sounded by the drilling rig when visibility is restricted? |
One prolonged blast |
Two prolonged blasts |
One prolonged and two short blasts |
One prolonged and three short blasts |
930 |
C |
During a severe storm while the COASTAL DRILLER is elevated, on board loads must be shifted so that the TCG is on the centerline and the LCG is . |
40.00 feet AF0 |
68.33 feet AF0 |
119.44 feet AF0 |
160.33 feet AF0 |
933 |
A |
During a storm, the mooring line on a MODU should be long enough so that the angle between the anchor shank and the ocean floor is. |
0° |
30° |
60° |
90° |
938 |
A |
During an ice storm on board the DEEP DRILLER, the rig is uniformly covered with 414 tons of ice. At the beginning of the storm the rig was at 45 foot draft. After the storm the rig was at a 48 foot draft. Assume a KG of 127 feet for the new ice and an original KG of 58 feet. What is the new KG of the DEEP DRILLER? |
59.74 feet |
60.34 feet |
61.19 feet |
61.27 feet |
939 |
D |
During an ocean tow when the winds are less than 70 knots, the maximum allowable KG for the COASTAL DRILLER is. |
38.75 feet |
42.00 feet |
44.00 feet |
65.00 feet |
942 |
C |
During counterflooding to correct a severe list or trim aggravated by an off-center load, a MODU suddenly takes a list or trim to the opposite side. You should . |
continue counterflooding in the same direction |
continue counterflooding, but in the opposite direction |
immediately stop counterflooding |
deballast from the low side |
944 |
A |
During jacking operations and transit, empty void spaces in the hull of a jack up MODU provide . |
buoyancy |
extra storage space |
additional tank capacity |
reduced stability |
950 |
C |
During storm conditions on a MODU, the mooring tensions should be adjusted so that. |
all mooring lines have a different tension |
the leeward lines have higher tension than the windward lines |
the maximum tension of the most heavily loaded line does not exceed the safe working load |
all horizontal tension forces on the windward lines are no greater than the vertical tension forces |
952 |
B |
During the passage of a severe storm the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft is . |
998,942 ft-tons |
996,522 ft-tons |
990,430 ft-tons |
889,555 ft-tons |
954 |
C |
During the required periodic abandon ship drill aboard a MODU, each person not assigned duties in the muster list is. |
instructed in the use of portable fire extinguishers |
shown a video demonstrating lifeboat launching |
instructed in the use of life jackets |
not required to attend the boat drill |
959 |
A |
Each buoyant work vest on a MODU must be . |
Coast Guard approved |
marked with the name of the unit |
equipped with a water light |
All of the above |
965 |
A |
Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the. |
landing area and sources of vapor ignition |
main deck |
engine room |
drill floor |
966 |
B |
Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least. |
one hour |
two hours |
ten hours |
four hours |
968 |
A |
Each emergency light on a MODU must be marked with . |
the letter "E" |
an arrow pointing to the nearest exit |
a no-smoking symbol |
the word "DANGER" |
970 |
C |
Each EPIRB required on a MODU shall be stowed in a manner which will permit. |
easy access to its storage compartment |
replacement of the battery without exposure to the weather |
it to float free if the unit sinks |
it to remain attached to the unit |
971 |
C |
Each EPIRB required on a MODU shall be tested using the integrated test circuit and output indicator every . |
week |
two weeks |
month |
two months |
974 |
B |
Each fire hose coupling on a MODU must have threads that meet the specifications of the . |
American Petroleum Institute |
National Standard Fire hose Coupling |
American Society of Mechanical Engineers |
Underwriter's Laboratories, Inc. |
977 |
A |
Each fire pump on a MODU must have a pressure gauge located at. |
the pump discharge |
the manifold connection |
each fire station discharge |
the pump station |
979 |
C |
Each fireman's outfit and its spare equipment on a MODU must be stowed. |
in a locked cabinet in the machinery space |
in an unlocked cabinet in the machinery space |
in a separate and accessible location |
at a fire hydrant location |
982 |
D |
Each hand portable fire extinguisher on a MODU must be marked with. |
the name of the unit on which it is located |
the date that it was installed on the unit |
the names of the individuals qualified to use it |
an identification number different from other extinguishers on the unit |
983 |
C |
Each hand portable, semi-portable and fixed fire extinguishing unit on a MODU must be tested and inspected at least once every. |
six weeks |
six months |
twelve months |
two years |
995 |
A |
Each person on a MODU carrying immersion suits must wear the immersion suit in a boat drill, or participate in a drill which includes donning the suit and being instructed in its use at least once every . |
month |
2 months |
3 months |
6 months |
1001 |
B |
Each ventilation system for an enclosed classified location on a MODU must provide a complete change of air every. |
3 minutes |
5 minutes |
7 minutes |
10 minutes |
1017 |
C |
Except as provided by approved special examinations, each offshore drilling unit must be dry- docked at least once during every. |
12 month period |
18 month period |
24 month period |
36 month period |
1020 |
B |
Explosive and flammable gasses are most likely to be encountered on a MODU. |
at any location |
on the drill floor and liquid mud handling areas |
in bulk storage tanks |
in machinery spaces |
1030 |
C |
Fire axes required on MODU's must be stored in the enclosure for fire hoses with the location marked " ". |
Fire Axe Location |
Hose Station No. |
Fire Station No. |
Firefighting Equipment |
1035 |
B |
Fire extinguishers used on MODU's are numbered by size I through V, with I being. |
used for electrical fires only |
the smallest |
the most accessible |
the most effective |
1055 |
C |
Fires on a MODU must be reported to the Coast Guard if there is death, injury resulting in more than 72 hours incapacitation, or property damage in excess of. |
$ 5,000 |
$10,000 |
$25,000 |
$50,000 |
1072 |
D |
For a floating MODU, the center of buoyancy and the metacenter are in the line of action of the buoyant force . |
only when there is positive stability |
only when there is negative stability |
only when there is neutral stability |
at all times |
1073 |
A |
For a floating MODU, the center of flotation is the point in the waterplane. |
about which the MODU lists and trims |
which coincides with the center of buoyancy |
which, in the absence of external forces, is always vertically aligned with the center of gravity |
which is shown in the hydrostatic tables as VCB |
1074 |
B |
For a floating MODU, true mean draft is always the . |
average of the observed drafts |
draft at the center of flotation |
draft corresponding to the calculated displacement |
mean of the calculated drafts |
1077 |
A |
For a jack-up, the angle of maximum stability corresponds approximately to the angle of . |
deck edge immersion |
the load line |
downflooding |
loll |
1078 |
C |
For a MODU not on an international voyage, an approved substitute for an impulse projected rocket- type line throwing appliance is a. |
spring loaded line thrower |
hand thrown buoyant line |
shoulder-type line throwing gun |
heaving line |
1079 |
C |
For a MODU with list, a decrease in GMT will cause the angle of inclination to. |
stabilize at an angle of loll |
decrease |
increase |
remain constant |
1080 |
B |
For a MODU with list, an increase in GMT will cause the inclination to. |
stabilize at an angle of loll |
decrease |
increase |
remain constant |
1081 |
D |
For a MODU with longitudinal inclination, an increase in GML causes. |
list to stabilize at an angle of loll |
trim to stabilize at an angle of loll |
trim to increase |
trim to decrease |
1082 |
B |
For a MODU with transverse inclination, an increase in GMT causes. |
list to stabilize at an angle of loll |
list to decrease |
trim to decrease |
list to increase |
1083 |
A |
For a MODU with trim, a decrease in GMT will cause the angle of inclination to. |
increase |
decrease |
remain constant |
stabilize at an angle of loll |
1084 |
B |
For a MODU with trim, an increase in GMT will cause the inclination to. |
stabilize at an angle of loll |
decrease |
increase |
remain constant |
1085 |
B |
For a semisubmersible moored in heavy weather conditions, the leeward lines should be paid out, and the windward lines adjusted so that. |
the unit remains as close to the hole as possible |
several weather lines carry about the same tension |
at least 1,000 feet of chain lie along the bottom |
the vertical component of chain tension at the lower fairlead is not excessive |
1086 |
B |
For a semisubmersible moored in heavy weather conditions, the weather lines should be adjusted so that several lines carry about the same tension, and the leeward lines are. |
tensioned to reduce weather mooring line tensions |
paid out to reduce weather mooring line tensions |
adjusted so that at least 1,000 feet of chain lie along the bottom |
adjusted so that the vertical component of chain tension at the lower fairlead is not excessive |
1096 |
B |
For means of abandonment of a MODU, which type of embarkation does not require prior approval by the Coast Guard? |
Movable ladders |
Fixed ladders |
Safety booms |
Elevators |
1097 |
C |
For MODU's operating under the U.S. flag, the construction portfolio must contain. |
detailed construction plans |
chemical and physical properties of ABS approved steels |
approved welding procedures and welding test procedures |
loading conditions and limitations |
1098 |
B |
For most MODU engines, the fuel is. |
natural gas |
diesel oil |
propane |
bunker fuel |
1105 |
C |
For the COASTAL DRILLER, what is the maximum rotary load that can be used when the rotary has been extended 40 feet aft of the transom? |
750 kips |
630 kips |
609 kips |
531 kips |
1106 |
C |
For the DEEP DRILLER, in deballasting to survival draft when threatened with heavy weather from 100 knot winds, a load form should be calculated to determine that. |
the maximum allowable KG is exceeded |
KG corrected for free surface effects does not exceed 62.24 feet |
KG corrected for free surface effects does not exceed 62.09 feet |
GM remains the same |
1107 |
C |
For the DEEP DRILLER, it is recommended that the number of lower-hull ballast tanks with free surfaces be less than. |
2 |
4 |
6 |
8 |
1108 |
B |
For the DEEP DRILLER, the maximum permissible offset which can be tolerated while drilling is . |
10% of water depth |
6% of water depth |
4% of water depth |
2% of water depth |
1109 |
D |
For the DEEP DRILLER, what are the longitudinal moments for a sounding of 15 feet in tank C3P? |
1,055 foot-tons |
7,772 foot-tons |
-21,391 foot-tons |
-25,669 foot-tons |
1110 |
C |
For the DEEP DRILLER, what are the transverse moments for a sounding of 5 feet in tank C3P? |
1,005 foot-tons |
2,139 foot-tons |
-7,130 foot-tons |
-10,797 foot-tons |
1111 |
B |
For the DEEP DRILLER, What are the vertical moments for a sounding of 10 feet in tank C3P? |
1,055 foot-tons |
4,754 foot-tons |
14,621 foot-tons |
17,113 foot-tons |
1114 |
A |
For the purposes of the International Rules of the Road, a jack-up drilling rig under tow is considered to be a . |
vessel |
non-displacement vessel |
power-driven vessel |
limited vessel |
1115 |
D |
For the purposes of the International Rules of the Road, a non-self-propelled mobile offshore drilling unit under tow is considered to be a. |
non-displacement vessel |
limited vessel |
power-driven vessel |
vessel |
1116 |
D |
For the purposes of the International Rules of the Road, a non-self-propelled, semisubmersible drilling unit under tow is considered to be a. |
power-driven vessel |
limited vessel |
non-displacement vessel |
vessel |
1117 |
C |
For use as protection from gas leaking from a refrigeration unit, each MODU must be equipped with a . |
portable ventilation system |
flame safety lamp |
self-contained breathing apparatus |
gas mask |
1119 |
A |
The Oil Record Book for all fixed or floating drilling rigs is the property of the. |
U.S. government |
state in whose water the drilling rig is located |
drilling rig's owner |
company leasing the drilling rig |
1120 |
A |
Forces within a drilling unit have caused a difference between the starboard and port drafts. This difference is. |
list |
heel |
trim |
flotation |
1156 |
B |
Guide tolerances during elevation of the jack-up rig will . |
reduce spud can bearing pressure |
keep the unit level and reduce overloading |
reduce stresses on the hull |
minimize the potential for punch-through |
1166 |
B |
Horizontal subdivision decks forming watertight compartments in the columns of a semisubmersible MODU increase the unit's. |
tank capacities |
stability in the event of damage |
towing speed |
anchor holding ratio |
1189 |
D |
How long must the records of tests and inspections of fire fighting equipment on board a MODU be retained on board? |
6 months |
1 year |
3 years |
Until the next inspection for certification |
1190 |
D |
How long shall the Master or person in charge of a MODU maintaining an unofficial logbook retain this logbook on board? |
6 months |
1 year |
5 years |
Until the next inspection for certification |
1192 |
D |
How many adult life jackets are required on board a MODU? |
Enough for 100 percent of the persons allowed on board |
One for each work station and industrial work site |
Enough for 150 percent of the persons allowed on board |
Both A & B above |
1209 |
B |
How many fireman's outfits are required on a MODU? |
1 |
2 |
3 |
4 |
1210 |
B |
How many independent bilge systems is the COASTAL DRILLER equipped with? |
1 |
2 |
3 |
4 |
1215 |
B |
How many people on board a MODU must be trained in the use of the fireman's outfit? |
1 |
2 |
3 |
4 |
1224 |
B |
How much additional solid weight could be loaded at a VCG of 189.7 feet on the DEEP DRILLER while loaded as shown in the Sample Load Form #4 (Drilling)? Assume ballast added or discharged to maintain draft is done so at 15 feet above the baseline. |
279.2 long tons |
314.2 long tons |
404.2 long tons |
461.9 long tons |
1225 |
D |
How much drill water is required for transfer between drill water tanks #25 and #26 in order to correct the list of the COASTAL DRILLER with total transverse moments of -6,800 ft-kips? |
200 kips from tank #26 to tank #25 |
200 kips from tank #25 to tank #26 |
100 kips from tank #26 to tank #25 |
100 kips from tank #25 to tank #26 |
1226 |
B |
How much drill water should be transferred from tanks #23 and #24 to tank #1 to level the COASTAL DRILLER, in transit at a draft of 10 feet 6 inches, if the total longitudinal moments are 1,700,000 ft-kips? |
438 kips |
451 kips |
521 kips |
537 kips |
1228 |
D |
How must each storage tank for helicopter fuel on a MODU be marked? |
DANGER - KEEP AWAY |
DANGER - EXPLOSIVE VAPORS |
DANGER - NO SMOKING |
DANGER - FLAMMABLE LIQUID |
1229 |
C |
How often are fire hoses required to be tested on a mobile offshore drilling unit? |
Once a week |
Once a month |
Once a year |
During each drill |
1231 |
D |
How often is a drill on the use of the line throwing appliance required to be held on a mobile offshore drilling unit? |
Once a month |
Once a year |
Once a week |
Once every three months |
1233 |
D |
How often must a rated load test be performed on a crane on a MODU? |
Every 12 months |
Every 24 months |
Every 36 months |
Every 48 months |
1235 |
C |
How often must the emergency generator be tested on a mobile offshore drilling unit? |
Once each day |
Once each week |
Once each month |
Once each year |
1264 |
B |
How wide must the safety net be that is required on the unprotected perimeter of the helicopter landing deck on a MODU? |
1.0 meter |
1.5 meters |
2.0 meters |
2.5 meters |
1271 |
B |
If a davit-launched liferaft aboard a MODU cannot be launched because of damage to the davit, you should . |
inflate the liferaft on deck |
roll the liferaft over the side |
go to another liferaft station |
get a saw and cut the liferaft free |
1273 |
C |
If a drill required by regulations is not completed on a mobile offshore drilling unit, the Master or person in charge must. |
report this immediately to the OCMI |
report this immediately to the Commandant of the Coast Guard |
log the reason for not completing the drill |
conduct two of the required drills at the next opportunity |
1275 |
D |
If a fixed foam firefighting system on a MODU is not of the premix type, a sample of the foam liquid must be tested by. |
a Coast Guard inspection officer |
the safety man aboard the unit |
the designated person in charge of the unit |
the manufacturer or his authorized representative |
1281 |
B |
If a mobile offshore drilling rig has four hand portable fire extinguishers that can be recharged by personnel on the unit, how many spare charges must be carried? |
1 |
2 |
3 |
4 |
1282 |
A |
If a MODU takes a sudden severe list or trim from an unknown cause, you should FIRST. |
determine the cause before taking countermeasures |
assume the shift is due to off-center loading |
counterflood on the side opposite the list or trim |
assume the cause is environmental forces |
1283 |
D |
If a MODU under tow starts jumping on its tow line, the most appropriate action to alleviate the condition is to . |
change course |
slow down |
heave to |
adjust tow line length |
1288 |
C |
If a severe storm threatens the COASTAL DRILLER while elevated as shown in the Sample Load Form #3 (Drilling), the variable loads would have to be reduced by . |
3,282.5 kips |
2,381.0 kips |
1,000.0 kips |
901.5 kips |
1289 |
A |
If a severe storm threatens the COASTAL DRILLER while elevated, the setback in the derrick should be lowered and placed in the pipe rack. Its weight should be accounted for as. |
variable loads |
drilling loads |
environmental loads |
fixed weight |
1305 |
A |
If H2S exposure is anticipated, fixed monitoring devices aboard a MODU should have a low level concentration alarm to alert personnel when H2S concentrations first reach a maximum of . |
10 PPM |
20 PPM |
30 PPM |
40 PPM |
1309 |
D |
If help has not arrived in 10-12 hours after you abandon a MODU in a survival craft, you should . |
go in one direction until the fuel runs out |
plot a course for the nearest land |
take a vote on which direction you should go |
shut down the engine(s) and set the sea anchor |
1315 |
C |
If not attached to the nozzle, each low-velocity spray applicator on a MODU must be stowed. |
in a protected area on the main deck |
inside a machinery space near the entrance |
next to the fire hydrant to which the fire hose is attached |
on a rack inside the quarters near the entrance |
1322 |
C |
If the charted water depth is 200 feet, the limits of service for the COASTAL DRILLER require an air gap of . |
35 feet |
32 feet |
30 feet |
25 feet |
1324 |
A |
If the DEEP DRILLER is damaged, the unit is designed to avoid downflooding in wind speeds up to . |
50 knots |
70 knots |
90 knots |
100 knots |
1329 |
A |
If the low side bilge pump fails and the high side bilge pump has insufficient suction to dewater the low side of the COASTAL DRILLER when afloat, you should use the. |
saltwater eductor system |
raw water tower pumps |
mud pumps |
preload pumps |
1330 |
C |
If the maximum amount of weight is stored in the pipe racks of the DEEP DRILLER, what is the weight per square foot? |
250.0 pounds per square foot |
312.5 pounds per square foot |
350.0 pounds per square foot |
400.0 pounds per square foot |
1332 |
C |
If the metacentric height is large, a floating MODU will . |
be tender |
have a slow and easy motion |
be stiff |
have a tendency to yaw |
1334 |
A |
If the metacentric height is small, a floating MODU will . |
be tender |
have a quick and rapid motion |
be stiff |
yaw |
1339 |
D |
If the result of loading a MODU is an increase in the height of the center of gravity, there will always be an increase in the. |
metacentric height |
righting arm |
righting moment |
vertical moments |
1345 |
B |
If there are a number of survivors in the water after abandoning a MODU, they should. |
tie themselves to the unit so they won't drift with the current |
form a small circular group to create a warmer pocket of water in the center of the circle |
send the strongest swimmer to shore for assistance |
form a raft by lashing their life preservers together |
1352 |
C |
If uniformly distributed in the cantilever pipe rack of the COASTAL DRILLER, how much pipe can be placed in the cantilever pipe rack area when the cantilever has been extended 40 feet aft of the transom? |
630 kips |
609 kips |
500 kips |
479 kips |
1373 |
D |
If you have to jump in the water when abandoning a MODU, your legs should be. |
spread apart as far as possible |
held as tightly against your chest as possible |
in a kneeling position |
extended straight down and crossed at the ankles |
1380 |
A |
If you must jump from a MODU, your posture should include. |
holding down the life preserver against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together |
knees bent and held close to the body with both arms around legs |
body straight and arms held tightly at the sides for feet first entry into the water |
both hands holding the life preserver below the chin, with knees bent, and legs crossed |
1385 |
C |
If you observe any situation which presents a safety or pollution hazard during fuel transfer operations on a MODU, what action should you take FIRST? |
Wait for the person in charge to act. |
Notify the ballast control operator. |
Shut down the transfer operation. |
Sound the fire alarm. |
1394 |
B |
If you see someone fall overboard from a MODU, you should. |
immediately jump in the water to help the individual |
call for help and keep the individual in sight |
run to the radio room to send an emergency message |
go to the control room for the distress flares |
1399 |
B |
If you wear extra clothing when entering the water after abandoning a MODU it will. |
weigh you down |
preserve body heat |
reduce your body heat |
make it more difficult to breathe |
1431 |
D |
In a semisubmersible MODU, the columns contain void spaces above the waterline that used principally for . |
equipment storage |
machinery |
elevators |
reserve buoyancy |
1432 |
D |
In a severe storm while elevated, the drilling loads on the COASTAL DRILLER must be considered as . |
hook loads |
setback loads |
rotary loads |
variable loads |
1433 |
A |
In a storm, the leeward lines of a MODU's mooring system will. |
pull the unit in the same direction that the weather is pushing it |
pull the unit in the opposite direction that the weather is pushing it |
tend to keep the unit on its original location over the well head |
affect the unit's draft and inclination as maximum mooring tensions are reached |
1434 |
D |
In a storm, the windward lines of a MODU's mooring system provide. |
a positive righting moment |
an increase in KM |
a negative restoring force |
a positive restoring force |
1446 |
C |
In an emergency, the jacking system on the COASTAL DRILLER is capable of elevating the unit with a loading of. |
14,158 kips |
14,400 kips |
17,280 kips |
21,297 kips |
1449 |
A |
In anticipation of heavy weather, it is decided to deballast the DEEP DRILLER to survival draft. The marine riser should be disconnected, pulled, and laid down. After doing so, the riser tension will be . |
zero |
equal to the weight of the riser |
dependent on the water depth |
applied at the riser tensioner sheaves |
1454 |
B |
In case of damage to the DEEP DRILLER on location, the immediate objective is to reduce the unexpected inclination and return the unit to . |
nearest sheltered port |
near its original draft |
drilling |
survival draft |
1455 |
B |
In case of major damage to column C1P while the DEEP DRILLER is on location, you should pump from port-forward lower-hull tanks using. |
all four ballast pumps |
both port-side ballast pumps |
saltwater service pump to supplement port- side ballast pumps |
drill water pump to supplement port-side ballast pumps |
1456 |
B |
In case of minor damage to lower-hull tank 1P while the DEEP DRILLER is in transit, you should pump from tank 1P using. |
all four ballast pumps |
both port-side ballast pumps |
saltwater service pump to supplement port- side ballast pumps |
drill water pump to supplement port-side ballast pumps |
1464 |
A |
In evacuation from a MODU, an individual without the option of a survival craft or liferaft should enter the water on the leeward side, except when . |
there is burning oil on the water |
there is a rescue craft in the area |
water temperature is below 40°F |
a rigid survival craft is in the area |
1465 |
B |
In evacuation from a MODU, an individual without the option of a survival craft or liferaft should enter the water on the leeward side, except when . |
there is a rescue craft in the area |
there is hydrogen sulfide present |
water temperature is below 40°F |
a rigid survival craft is in the area |
1466 |
C |
In evacuation from a MODU, an individual without the option of a survival craft or liferaft should enter the water on the leeward side, except when . |
there is a rescue craft in the area |
water temperature is below 40°F |
there is a severe list to the windward side of the MODU |
a rigid survival craft is in the area |
1472 |
B |
In how many locations must lifeboats be installed on a mobile offshore drilling unit? |
1 |
2 |
3 |
4 |
1473 |
C |
In how many locations must lifeboats be installed on a mobile offshore drilling unit? |
4 |
3 |
2 |
1 |
1483 |
A |
In MODU construction, a greater number of watertight bulkheads results in. |
increased capacity to set flooding boundaries |
decreased capacity to set flooding boundaries |
reduced compartmentation |
greater deck load capacity |
1484 |
B |
In MODU construction, beam brackets are triangular plates that join the deck beam to a. |
bulkhead |
frame |
stanchion |
deck longitudinal |
1485 |
C |
In MODU construction, beams are transverse girders which provide support to. |
bulkheads |
deckhouse structures |
decks |
vertical frames |
1486 |
C |
In MODU construction, bulkheads in the quarters are generally. |
structural |
watertight |
non-structural |
continuous |
1487 |
C |
In MODU drilling operations, the term tripping means . |
releasing the tongs from the drill pipe |
welding hard metal to tool joints |
hoisting drill pipe out of and returning it to the wellbore |
sliding a joint of drill pipe down to the pipe rack ramp |
1488 |
C |
In MODU operations, hoisting and lowering pipe in and out of the drilled hole is the main function of the . |
swivel |
cathead spool |
drawworks |
stand pipe |
1502 |
B |
In order to withstand fluid head pressure on a MODU, stiffeners are often attached to the bulkhead . |
penetrations |
plating |
framing |
brackets |
1504 |
B |
In plugging submerged holes on a MODU, rags, wedges, and other materials should be used in conjunction with plugs to. |
reduce the water pressure on the hull |
reduce the water leaking around the plugs |
prevent progressive flooding |
reduce the possibility of stress fractures |
1510 |
D |
In selecting a tug for moving a MODU, consideration should be given to its. |
indicated horsepower, bollard pull, and displacement |
indicated horsepower, maneuverability, and displacement |
indicated horsepower, bollard pull, and maneuverability |
bollard pull, displacement, and maneuverability |
1516 |
B |
In storm conditions in 600 feet of water, completely slacking the leeward mooring line of the DEEP DRILLER reduces the tension in that line to about . |
25 kips |
50 kips |
75 kips |
100 kips |
1517 |
C |
In storm conditions, when slacking the leeward mooring lines of the DEEP DRILLER, maintain in the chain locker at least. |
500 feet |
350 feet |
200 feet |
100 feet |
1518 |
B |
In storm conditions, when the DEEP DRILLER is in 600 feet water depth, and the high-line tension (HLT) is 350 kips, completely slacking the two leeward mooring line tensions reduces the HLT to . |
375 kips |
275 kips |
245 kips |
220 kips |
1519 |
C |
In storm conditions, when the environmental conditions are such that the DEEP DRILLER has disconnected the marine riser, the two leeward mooring lines should be. |
tightened |
slacked slightly |
completely slacked |
adjusted to give the same line tensions as the windward lines |
1520 |
B |
In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 400 feet water depth, the tensions in mooring lines 1 and 2 are 400 kips. Completely slacking the mooring lines 5 and 6 reduces the tension in mooring lines 1 and 2 to about . |
375 kips |
330 kips |
275 kips |
220 kips |
1521 |
A |
In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 600 feet water depth, the offset is 9%. Completely slacking mooring lines 5 and 6 reduces the offset to. |
6.5% |
5.0% |
2.5% |
0.0% |
1522 |
B |
In storm conditions, with the wind and waves from the port bow of the DEEP DRILLER in 600 feet water depth, the tensions in mooring line 1 and 2 are 400 kips. Completely slacking the mooring lines 5 and 6 reduces the tension in mooring lines 1 and 2 to about . |
375 kips |
330 kips |
275 kips |
220 kips |
1523 |
C |
In storm conditions, with the wind and waves from the starboard bow of the DEEP DRILLER in 400 feet water depth, the offset is 7%. Completely slacking mooring lines 7 and 8 reduces the offset to . |
6.5% |
5.0% |
4.0% |
2.5% |
1524 |
B |
In storm conditions, with the wind and waves from the starboard bow of the DEEP DRILLER in 600 feet water depth, the offset is 8%. Completely slacking mooring lines 7 and 8 reduces the offset to . |
6.5% |
5.0% |
2.5% |
0.0% |
1529 |
B |
In the case of a casualty involving a MODU, the Master, owner, agent or person in charge shall make the records required by regulation available upon request to. |
anyone involved in the casualty |
any Coast Guard official authorized to investigate the casualty |
the local Captain of the Port |
All of the above |
1530 |
A |
In the case of an injury causing a person to be incapacitated, the Master or person in charge of a mobile offshore drilling unit must submit a report to the . |
nearest Marine Safety or Marine Inspection Office |
nearest hospital |
Department of Energy |
American Bureau of Shipping |
1531 |
D |
In the COASTAL DRILLER, LCG is obtained from the sum of the longitudinal moments by. |
adding the sum of the weights |
subtracting the sum of the weights |
multiplying by the sum of the weights |
dividing by the sum of the weights |
1532 |
D |
In the COASTAL DRILLER, TCG is obtained from the sum of the transverse moments by. |
adding the sum of the weights |
subtracting the sum of the weights |
multiplying by the sum of the weights |
dividing by the sum of the weights |
1533 |
D |
In the COASTAL DRILLER, VCG is obtained from the sum of the vertical moments by. |
adding the sum of the weights |
subtracting the sum of the weights |
multiplying by the sum of the weights |
dividing by the sum of the weights |
1534 |
D |
In the DEEP DRILLER, LCG is obtained from the sum of the longitudinal moments by. |
adding the free surface correction |
subtracting the free surface correction |
multiplying by displacement |
dividing by displacement |
1535 |
D |
In the DEEP DRILLER, TCG is obtained from the sum of the transverse moments by. |
adding the free surface correction |
subtracting the free surface correction |
multiplying by displacement |
dividing by displacement |
1536 |
D |
In the DEEP DRILLER, the longitudinal free surface correction (FSCL) is obtained from the total of the longitudinal free surface moments (FSML) by . |
adding the LCG |
subtracting the LCG |
multiplying by displacement |
dividing by displacement |
1537 |
A |
In the DEEP DRILLER, the transverse and longitudinal free surface moments for entry into the daily load form are obtained. |
from tank tables |
by multiplying displacement by the free surface correction |
by dividing by displacement |
by dividing by the free surface correction |
1538 |
D |
In the DEEP DRILLER, the transverse free surface correction (FSCT) is obtained from the total of transverse free surface moments (FSMT) by . |
adding the TCG |
subtracting the TCG |
multiplying by displacement |
dividing by displacement |
1539 |
D |
In the DEEP DRILLER, VCG is obtained from the sum of the vertical moments by. |
adding displacement |
subtracting displacement |
multiplying by displacement |
dividing by displacement |
1540 |
D |
In the event of a casualty to a MODU, who is responsible to make records available to the Coast Guard official authorized to investigate the casualty? |
Officer in Charge, Marine Inspection |
The person who caused the casualty |
The company man |
The owner |
1542 |
B |
In the event of damage to the DEEP DRILLER which results in flooding to one of the lower-hull tanks, pump from. |
nearby damaged tanks |
nearby undamaged tanks containing ballast |
tanks on the opposite corner |
the opposite trim tank |
1544 |
B |
In the event the motion of the DEEP DRILLER is such that critical motion limits are exceeded, you should . |
place the unit at 65 foot draft |
place the unit at 45 foot draft |
shift loads to increase KG |
place the unit in standby |
1559 |
A |
In the MODU construction portfolio, materials which do not conform to ASTM or ABS specifications must also include the. |
chemical and physical properties of the material |
name of the alternative standard or specification |
the ASTM or ABS specification the material approximates |
manufacturer or origin of the material |
1561 |
C |
In the piping systems of a MODU, what type of valve gives the least resistance to fluid flow when fully open? |
Globe valve |
Butterfly valve |
Gate valve |
Packless valve |
1571 |
A |
In towing it is desirable for the tug and the MODU to ride wave crests simultaneously because . |
shock loading on the tow line is reduced |
towing speed is improved |
the MODU is more visible from the tug |
the catenary of the tow line is reduced |
1572 |
D |
In using the Allowable Wind and Wave Charts for the COASTAL DRILLER, leg penetration is assumed to be less than. |
55 feet |
45 feet |
35 feet |
25 feet |
1573 |
C |
In using the Allowable Wind and Wave Charts for the COASTAL DRILLER, which of the three leg reactions is required? |
Minimum |
Average |
Highest |
Preloaded value |
1607 |
A |
It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the beam, the total environmental force would be . |
620 kips |
595 kips |
475 kips |
425 kips |
1608 |
B |
It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the bow, the environmental force due to the wind would be. |
595 kips |
475 kips |
425 kips |
300 kips |
1609 |
B |
It is proposed to moor the DEEP DRILLER in 600 feet of water in a region in which the effective wind velocity could reach 80 knots, significant wave height could reach 30 feet, and the current could be 1.5 knots. If these conditions occurred at the same time from the bow, the total environmental force would be . |
620 kips |
595 kips |
475 kips |
425 kips |
1611 |
B |
It is the responsibility of the Master or person in charge of a MODU to ensure that. |
the Muster List ("Station Bill") is posted in each compartment |
temporary personnel and visitors are advised of emergency stations |
names of crew members are listed on the Muster List ("Station Bill") |
no changes are made to the Muster List ("Station Bill") |
1615 |
A |
Joiner bulkheads on a MODU provide. |
compartmentalization |
watertight integrity |
structural support |
tank boundaries |
1617 |
B |
Keeping the draft of a MODU at or below the load line mark will insure that the unit has adequate . |
reserve ballast |
reserve buoyancy |
lightweight displacement |
critical motions |
1619 |
B |
Knowing the compass heading that is 90° to the side of a MODU will enable the operator of a survival craft to initially steer. |
into the wind |
away in fire and smoke |
directly to the standby boat |
directly to the nearest land |
1622 |
A |
Laying down drill pipe from the derrick of a semisubmersible on location reduces the . |
natural roll period |
metacentric height |
waterplane area |
righting moment |
1637 |
C |
Lifeboat winches on a MODU are required to be inspected and an entry made in the logbook. What should this entry include? |
The time required to lower a lifeboat |
The time required to raise a lifeboat |
The date of inspection and condition of the winch |
All of the above |
1638 |
A |
Lifeboat winches on mobile offshore drilling units are required to be inspected and an entry made in the logbook. How often should this entry be made? |
Every 3 months |
Every 6 months |
Every year |
Only after conducting a boat drill |
1642 |
A |
Lighter longitudinal stiffening frames on the MODU side plating are called. |
stringers |
side frames |
side stiffeners |
intercostals |
1654 |
B |
Load line regulations are designed to insure that a MODU has adequate structural strength and sufficient . |
lifesaving equipment |
stability |
mooring tension |
riser tension |
1655 |
C |
Locations on a MODU where flammable hydrocarbon gas or vapors may accumulate due to drilling operations are defined as. |
gaseous locations |
hazardous locations |
classified locations |
designated locations |
1658 |
C |
Lowering the hull of the COASTAL DRILLER and refloating should be done in favorable weather conditions with wave heights not more than . |
three feet |
four feet |
five feet |
six feet |
1666 |
C |
Medical treatment aboard a MODU should not go beyond examination and emergency care without first consulting. |
the designated medic aboard |
the shore based superintendent |
a medical doctor |
the approved company medical manual |
1670 |
C |
Mobile offshore drilling units not required to have an official logbook shall. |
maintain a logbook on Form CG-706 |
not be required to maintain a logbook |
maintain an unofficial logbook |
report only major events to the OCMI |
1696 |
B |
Obstruction lights on mobile offshore drilling units on the waters of the U.S. Outer Continental Shelf must be displayed. |
at all times |
between sunset and sunrise |
whenever visibility is restricted |
whenever vessels approach within one- half mile |
1698 |
C |
Of the required ring life buoys for a MODU, how many must be equipped with a water light? |
1 |
2 |
4 |
8 |
1700 |
A |
Offshore drilling units must have at least two ring buoys with water lights that, when released from the mounting rack, activate a. |
smoke signal |
steam whistle |
battery powered horn |
radio signal |
1701 |
D |
Offshore drilling units that are on an international voyage must have a portable radio apparatus that meets the requirements of the. |
American Bureau of Shipping |
Minerals Management Service |
U.S. Coast Guard |
Federal Communications Commission |
1702 |
C |
Offshore drilling units that carry twelve or more persons on a voyage of more than three days must have a. |
recreation room |
radar room |
hospital space |
navigation space |
1714 |
D |
On a mobile offshore drilling unit it is required to . |
inspect the lifesaving gear provided in any helicopter landing on the rig |
check the Certificate of Inspection of any support vessel bringing hazardous materials to the rig |
insure that engineering spaces are in a clean and sanitary condition |
record the length of each abandonment drill in the rig's log book |
1715 |
B |
On a MODU crane, the boom indicator tells the operator what the boom angle is compared to the . |
vertical position |
horizontal position |
boom stop angle |
minimum radius angle |
1716 |
C |
On a MODU crane, the load chart relates the allowable load to the combination of boom length and . |
boom angle |
boom strength |
load radius |
cable strength |
1717 |
D |
On a MODU with lifeboats stowed in two different locations, if all the lifeboats are lost in one location then the remaining lifeboats must accommodate what percentage of the persons permitted on board? |
50% |
75% |
90% |
100% |
1718 |
A |
On a MODU, a cabinet or space containing the controls or valves for the fixed firefighting system must be. |
posted with instructions on the operation of the system |
ventilated and equipped with explosion-proof switches |
painted with red and black diagonal stripes |
equipped with a battery powered source of emergency lighting |
1719 |
B |
On a MODU, a CO2 extinguisher is checked by . |
reading the gage pressure |
weighing the extinguisher |
discharging a small amount of CO2 |
seeing if the seal has been broken |
1720 |
D |
On a MODU, a door that is required to be marked "KEEP CLOSED" is designed to. |
prevent the passage of flammable gases |
prevent the passage of poisonous vapors |
delay the spread of heat and flames |
maintain watertight integrity |
1721 |
A |
On a MODU, a fire drill shall be conducted once every . |
week |
month |
crew change |
other week |
1722 |
B |
On a MODU, a fire pump may be used for other purposes if. |
the other services are run off a reducing station with a pressure gage |
a separate fire pump is available for use on the fire main |
all other services are operated by a manifold near the pump |
All of the above |
1723 |
A |
On a MODU, a fixed carbon dioxide or other approved system must be installed. |
where oil or chemical drums are stored |
in all battery storage locations |
in paint lockers |
in all of the above locations |
1724 |
B |
On a MODU, an extinguisher with 15 lbs. of CO2 or 10 lbs. of dry chemical is a size. |
I |
II |
III |
IV |
1725 |
B |
On a MODU, an obvious indicator of lost circulation of drilling fluid is. |
fluid level in the mud pits increases rapidly |
fluid level in the mud pits decreases rapidly |
increased cuttings on the shale shaker |
decreased cuttings on the shale shaker |
1726 |
D |
On a MODU, CO2 extinguishers must be weighed . |
monthly |
quarterly |
semiannually |
annually |
1727 |
B |
On a MODU, each emergency generator must be tested at least once each. |
week |
month |
three months |
six months |
1728 |
C |
On a MODU, each EPIRB or SART must be tested at least once. |
each week |
every two weeks |
each month |
every two months |
1729 |
C |
On a MODU, firefighting equipment must be inspected once every. |
three months |
six months |
twelve months |
eighteen months |
1730 |
C |
On a MODU, hand portable extinguishers are size(s) . |
II only |
II and III |
I and II |
I only |
1731 |
B |
On a MODU, how many ring buoys are required to have a buoyant line attached? |
One ring life buoy |
One ring life buoy on each side of the MODU |
Three ring life buoys |
Two ring life buoys on each side of the MODU |
1732 |
C |
On a MODU, if there is a probability of encountering H2S during the drilling of a well, air movers (bug blowers) should be installed to dilute concentration of H2S at the. |
pipe rack |
crown block |
shale shaker |
All of the above |
1733 |
C |
On a MODU, size I and II extinguishers are considered. |
fixed systems |
steam generated |
hand portable |
semi-portable |
1734 |
D |
On a MODU, size III, IV, and V extinguishers are considered. |
hand portable |
all purpose |
fixed extinguishers |
semi-portable |
1735 |
A |
On a MODU, the deck stringer is the outboard most deck . |
plating |
beam |
stiffener |
stanchion |
1736 |
C |
On a MODU, the keel is the primary strength member of the lower hull form in which direction? |
transverse |
diagonal |
longitudinal |
vertical |
1737 |
C |
On a MODU, the locker or space containing the self- contained breathing apparatus must. |
be located in close proximity to the main control station |
be equipped with battery powered emergency lighting |
be marked "SELF- CONTAINED BREATHING APPARATUS" |
All of the above |
1738 |
B |
On a MODU, the possibility of a blowout makes which type of diesel engine shutdown desirable? |
Overspeed trip |
Air inlet shut-off valve |
Water injector |
Fuel cutoff valve |
1739 |
B |
On a MODU, watertight doors should be operated . |
during abandon drill |
during fire drill |
weekly |
when the rig is being moved |
1740 |
D |
On a MODU, when may a work vest be substituted for a required life preserver? |
To replace a damaged life preserver |
For use during fire drills |
For use during boat drills |
At no time |
1741 |
A |
On a MODU, where Must the fire control plan be posted? |
Pilot house |
Mess Area |
Crew Lounge |
None of the above |
1742 |
C |
On a MODU, where MUST the fire control plan be posted? |
Crew lounge |
Mess Area |
Control Center |
None of the above |
1747 |
A |
On a self-elevating drilling unit, draft marks must be located. |
near each corner of the hull |
at frame O, port and starboard |
at bow and stern on the centerline |
on each leg |
1748 |
C |
On a semisubmersible drilling unit, decreasing riser tension increases. |
free surface moments |
KM |
GM |
KG |
1749 |
A |
On a semisubmersible drilling unit, decreasing riser tension reduces. |
KG |
KM |
GM |
free surface moments |
1750 |
A |
On a semisubmersible drilling unit, increasing riser tension increases. |
KG |
GM |
KM |
free surface moments |
1751 |
D |
On a semisubmersible drilling unit, increasing riser tension reduces. |
list |
KM |
KG |
GM |
1752 |
C |
On a semisubmersible MODU, reserve buoyancy is increased by the presence of void spaces above the waterline in the. |
submerged hulls |
quarters |
columns and upper structure |
submerged connecting structures |
1785 |
D |
On all mobile offshore drilling units, the deckhead of each accommodation space must be located above . |
the operating draft |
the survival draft |
the transit draft |
the deepest load line |
1788 |
B |
On an offshore drilling rig, the pumps which circulate drilling fluid through the drill string while drilling are called the. |
circulation pumps |
mud pumps |
centrifugal pumps |
mixing pumps |
1791 |
A |
On board a mobile offshore drilling unit, the key to the most rapid and effective response to a man overboard situation is. |
well-conducted drills |
a dedicated crew |
good equipment |
good communication |
1809 |
C |
On offshore drilling units all sleeping areas, mess areas, recreational and hospital areas that are adjacent to or immediately above a storage area or machinery space, paint locker, washroom, or toilet space must be made. |
watertight |
weathertight |
odorproof |
soundproof |
1810 |
A |
On offshore drilling units each fire station is identified by letters and numbers at least. |
2 inches high |
3 inches high |
5 inches high |
8 inches high |
1811 |
A |
On offshore drilling units each inflatable liferaft that is not intended for davit launching must be stowed so as to float free or be. |
equipped with a hydrostatic release |
stowed in approved racks |
located above the main deck area |
replaced every 12 months |
1812 |
A |
On offshore drilling units each ring life buoy must be marked, in a contrasting color, with the unit's . |
name and port of registry |
owner and port of registry |
port of registry and identification number |
name and owner |
1813 |
A |
On offshore drilling units fitted with CO2 systems, each space that contains a cylinder must be vented and designed to keep temperature in the space at not more than. |
130°F |
150°F |
180°F |
200°F |
1814 |
B |
On offshore drilling units fitted with fixed CO2 systems, the system must discharge at least 85 percent of the required amount of CO2 within . |
1 minute |
2 minutes |
3 minutes |
4 minutes |
1815 |
B |
On offshore drilling units fitted with fixed CO2 systems, the system must withstand a bursting pressure of at least. |
5,000 pounds per square inch |
6,000 pounds per square inch |
8,000 pounds per square inch |
10,000 pounds per square inch |
1816 |
A |
On offshore drilling units when two means of escape are provided from a space above the main deck, one means of escape must be required for rapid escape to . |
a weather deck |
the main deck |
the control house |
the escape capsules |
1817 |
A |
On offshore drilling units where foam systems are installed on the heliport, the system must be able to discharge continuously for at least. |
5 minutes |
6 minutes |
8 minutes |
10 minutes |
1818 |
A |
On offshore drilling units where natural ventilation is provided, each porthole or window must be fitted with . |
screens |
portlights |
covers |
curtains |
1819 |
A |
On offshore drilling units, boat drills must be conducted at least. |
monthly |
quarterly |
daily |
annually |
1820 |
A |
On offshore drilling units, a fire drill must be conducted at least once a. |
week |
month |
quarter |
year |
1821 |
A |
On offshore drilling units, all lifeboats are required to be marked with the. |
name and port of the unit |
owner and port of the unit |
drilling location |
builder |
1822 |
B |
On offshore drilling units, all lifeboats are required to be marked with the. |
name of the owner of the unit |
number of persons allowed in the boat |
drilling location of the unit |
All of the above |
1823 |
A |
On offshore drilling units, any reports of a casualty that are made are required to be retained on board for a period of at least. |
3 months |
6 months |
12 months |
24 months |
1824 |
C |
On offshore drilling units, each EPIRB or SART must be tested once every. |
day |
week |
month |
year |
1825 |
A |
On offshore drilling units, each fire station is required to be fitted with a hose which has a nominal diameter of . |
1-1/2 or 2-1/2 inches |
2 or 3 inches |
2-1/2 or 3-1/2 inches |
3 or 4 inches |
1826 |
B |
On offshore drilling units, each fire station is required to be fitted with a hose which has a nominal length of . |
25 feet |
50 feet |
75 feet |
100 feet |
1827 |
B |
On offshore drilling units, each fire station is required to be fitted with at least one spanner and at least one . |
fire axe |
hose rack |
sandbag |
scupper |
1828 |
A |
On offshore drilling units, each hand-held portable fire extinguisher, semi-portable fire extinguisher, and fixed fire extinguisher must be tested and inspected at least once every. |
12 months |
24 months |
36 months |
48 months |
1829 |
A |
On offshore drilling units, each inflatable liferaft must be serviced every. |
12 months |
24 months |
36 months |
48 months |
1830 |
B |
On offshore drilling units, each storage battery for emergency lighting and power systems must be tested every six months under actual connected load for a period of at least. |
1 hour |
2 hours |
3 hours |
4 hours |
1831 |
B |
On offshore drilling units, emergency lighting and each emergency power system must be tested at least once a. |
day |
week |
month |
year |
1832 |
C |
On Offshore Drilling units, in addition to the life jackets stowed at each berth location, life jackets must be stowed at each work station and . |
the mess room |
each lifeboat |
each industrial work site |
each fire station |
1833 |
A |
On offshore drilling units, notification shall be given to the Coast Guard of a casualty if a person is injured and unable to perform routine duties for. |
any amount of time |
more than 24 hours |
more than 36 hours |
more than 72 hours |
1834 |
C |
On offshore drilling units, sleeping spaces for the regular personnel employed on board may not berth more than. |
two persons |
three persons |
four persons |
five persons |
1835 |
C |
On offshore drilling units, the EPIRB on board is required to be tested. |
daily |
weekly |
monthly |
yearly |
1836 |
B |
On offshore drilling units, the fire main system must have enough fire hydrants so that each accessible space may be sprayed with at least. |
one spray pattern |
two spray patterns |
three spray patterns |
four spray patterns |
1837 |
B |
On offshore drilling units, the lifeboat motors shall be operated in the ahead and astern position at least once each. |
day |
week |
month |
year |
1838 |
A |
On offshore drilling units, the lifeboats' fuel tanks must be emptied and the fuel changed at least once every . |
12 months |
24 months |
36 months |
48 months |
1839 |
B |
On offshore drilling units, the lifeboats must be lowered to the water and maneuvered at least once every . |
2 months |
3 months |
6 months |
12 months |
1840 |
A |
On offshore drilling units, the minimum number of inclined ladders which must be fitted between each weather deck is. |
1 |
2 |
3 |
4 |
1841 |
B |
On offshore drilling units, the minimum number of persons required to be trained in the use of fireman's outfits is. |
1 |
2 |
3 |
4 |
1842 |
B |
On offshore drilling units, the minimum required number of fireman's outfits which must be carried is . |
1 |
2 |
3 |
4 |
1843 |
D |
On offshore drilling units, the Muster List ("Station Bill") must be posted in conspicuous locations and signed by the. |
company man |
driller |
owner |
Master or person in charge |
1844 |
C |
On offshore drilling units, the number of industrial personnel permitted to be on board during drilling operations is found on the. |
Classification Certificate |
Safety of Life at Sea Certificate |
U.S. Coast Guard Certificate of Inspection |
Owner's Operation Manual |
1877 |
B |
On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than . |
16° |
20° |
24° |
30° |
1878 |
B |
On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than . |
14° |
20° |
26° |
32° |
1879 |
C |
On surface type offshore drilling units, each survival craft must be capable of being launched to the water at the minimum operating draft, under unfavorable conditions of trim and with the unit listed not less than . |
6° |
12° |
20° |
25° |
1886 |
B |
On the COASTAL DRILLER, a noticeable increase in the level indicator while extracting the legs from the soil indicates. |
the legs are free |
one or two legs are stuck |
a punch-through is occurring |
the legs are being extracted through a punch-through soil layer |
1887 |
D |
On the COASTAL DRILLER, except when pumping from a tank, the bilge system valves should be . |
cracked open |
in the check-stop position |
opened for draining |
closed |
1888 |
D |
On the COASTAL DRILLER, hook load includes the weight of the. |
setback load |
rotary load |
conductor tension |
drill string |
1889 |
D |
On the COASTAL DRILLER, in case one of the two bilge pits is flooded, the other can operate through a(n). |
six-inch line connected to the independent isolation valves to the sea chest |
separate bilge discharge manifold |
independent scavenger manifold |
crossover arrangement |
1890 |
C |
On the COASTAL DRILLER, in case the bilge discharge is oily, the bilge water should be discharged through the. |
overboard discharge |
dump valves |
skimmer tank |
sump valves |
1891 |
B |
On the COASTAL DRILLER, placing the rotary 34 feet aft of the transom and two feet to starboard of the centerline, limits the maximum hook load to . |
1000 kips |
875 kips |
750 kips |
450 kips |
1892 |
A |
On the COASTAL DRILLER, the bilge discharge is normally through the. |
overboard discharge |
dump valves |
skimmer tank |
sump valves |
1893 |
C |
On the COASTAL DRILLER, the level of water in each of two pump bilge pits is monitored by . |
visual sight gages |
low and high level alarms |
hydrostatic alarm switches |
OSS units (overflow sequence selector units) |
1894 |
B |
On the COASTAL DRILLER, the level of water in each of two pump bilge pits is monitored by hydrostatic alarm switches connected to a remote panel located in the. |
OIM's quarters |
OIM's office |
control house |
SCR room |
1895 |
B |
On the COASTAL DRILLER, the maximum aft extension of the cantilever places the rotary . |
68.33 feet aft of the transom |
40.00 feet aft of the transom |
38.33 feet aft of the transom |
28.33 feet aft of the transom |
1896 |
C |
On the COASTAL DRILLER, the start/stop station for the bilge pumps is located. |
in the OIM's office |
in the control house |
near the bilge pits |
in the MCC |
1897 |
B |
On the COASTAL DRILLER, what is NOT considered a drilling load? |
Hook load |
Cantilever pipe rack |
Conductor tension |
Setback |
1898 |
C |
On the COASTAL DRILLER, when afloat, oily bilge discharge should be pumped through the . |
overboard discharge |
dump valves |
skimmer tanks |
raw water header |
1899 |
B |
On the DEEP DRILLER, among the port-side valves to open when deballasting from ballast tank 2P is valve . |
3 |
5 |
6 |
7 |
1900 |
B |
On the DEEP DRILLER, among the starboard-side valves to open when deballasting from ballast tank 2S is valve. |
3 |
5 |
6 |
7 |
1901 |
D |
On the DEEP DRILLER, among the starboard-side valves to open when deballasting from ballast tank 2S is valve. |
8 |
19 |
20 |
48 |
1902 |
C |
On the DEEP DRILLER, among the starboard-side valves to open when deballasting from ballast tank 8S is valve. |
7 |
8 |
17 |
18 |
1903 |
A |
On the DEEP DRILLER, among the starboard-side valves to open when flooding through the overboard discharge into ballast tank 1S is valve. |
2 |
3 |
7 |
37 |
1904 |
B |
On the DEEP DRILLER, among the valves to open when transferring ballast from Tank 10P to Tank 1S using the #2 ballast pump is valve. |
33 Starboard |
36 Starboard |
33 Port |
36 Port |
1905 |
D |
On the DEEP DRILLER, among the valves to open when transferring ballast from Tank 10S to Tank 1P using the #2 ballast pump is valve. |
33 Starboard |
44 Starboard |
33 Port |
34 Port |
1906 |
C |
On the DEEP DRILLER, among the valves to open when transferring ballast from Tank 1S to Tank 10P using the #1 ballast pump is valve. |
33 Starboard |
44 Starboard |
33 Port |
44 Port |
1907 |
C |
On the DEEP DRILLER, the drill water pump may be used to supplement the bilge pumps. Its normal pumping rate is. |
250 gallons per minute |
350 gallons per minute |
500 gallons per minute |
700 gallons per minute |
1908 |
C |
On the DEEP DRILLER, to pump bilge water out of the starboard pump room using both bilge pumps, it is necessary to open valves. |
41 and 42 |
39 and 40 |
39, 40, 41, and 42 |
39, 40, 41, 42, 26, and 28 |
1909 |
B |
On the DEEP DRILLER, to use the drill water pump to supplement the bilge pumps, it is necessary to open valves 28 and. |
25 |
26 |
29 |
48 |
1910 |
A |
On the DEEP DRILLER, when using the starboard #2 ballast pump to provide water to the main deck from the sea, it is necessary to open valves. |
37, 35, 36, 45 |
37, 36, 46, 47 |
38, 47 |
38, 47, 45, 46 |
1911 |
D |
On the machinery deck of the COASTAL DRILLER, each watertight compartment has at least one sump valve that can be remotely operated from the . |
OIM's quarters |
OIM's office |
control house |
bilge pit |
1937 |
D |
One way to increase the period of roll on a semisubmersible rig while under tow is to . |
dump deck tanks into lower hulls |
plug ballast tank vents |
head into the waves |
increase tank free surface |
1951 |
D |
Periodic surveys to renew the load line assignment for a MODU must be made at intervals not exceeding . |
18 months |
2 years |
3 years |
5 years |
1952 |
B |
Personnel boarding a davit-launched liferaft from a MODU should be checked to assure they are not in possession of or wearing. |
oil stained shoes or clothing |
sharp objects that may puncture or damage the liferaft |
matches or cigarette lighters |
drugs or paraphernalia not approved by a medical doctor |
1959 |
A |
Port ballast pump #1 on the DEEP DRILLER has failed. If you want to deballast the forward-port column using port ballast pump #2, it is necessary to open valves. |
3, 34, 35, 36, 46, and 48 |
4, 34, 35, 36, 46, and 48 |
3, 34, 36, 46, and 48 |
4, 34, 36, 46, and 48 |
1963 |
C |
Portable Halon extinguishers used on MODU's may use . |
HALON 1301 only |
HALON 22 only |
HALON 1211 only |
HALON 1301 or 1211 |
1965 |
D |
Power operated cranes used on a MODU must not be powered by. |
diesel engines |
chargeable batteries |
electric motors |
gasoline engines |
1966 |
D |
Preload tank 22B on the COASTAL DRILLER contains 5.0 feet of preload. It is decided to complete filling the tank. What is the TCG of the added liquid? |
65.60 feet |
65.74 feet |
65.77 feet |
65.83 feet |
1972 |
C |
Prior to boarding from a MODU, a davit-launched liferaft should be well ventilated of excess . |
hydrocarbon gas |
carbon monoxide gas |
carbon dioxide gas |
freon gas |
1973 |
C |
Prior to burning or welding on a fuel tank on a MODU, regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by. |
a marine chemist |
the Officer in Charge, Marine Inspection |
the Master or person in charge of the MODU |
the National Fire Protection Association |
1976 |
A |
Prior to getting underway in fresh or brackish water, the Master or person in charge of a MODU must . |
log the density of the water |
secure all overboard discharges |
take on fresh water ballast |
clean the sides with fresh water |
1977 |
C |
Prior to getting underway, the Master or person in charge of a MODU must. |
conduct a fire drill |
conduct a boat drill |
log the fore and aft draft marks |
test the emergency generator |
1981 |
C |
Progressive flooding on a MODU is controlled by securing watertight boundaries and. |
transferring drill water |
dumping bulk materials |
pumping out flooded compartments |
evacuating the unit |
1982 |
D |
Progressive flooding on a MODU may be indicated by . |
ballast control alarms |
excessive draft |
excessive list or trim |
a continual worsening of list or trim |
1997 |
A |
Records which must be retained on board after report of casualty to a MODU include the. |
tour reports |
hull reports |
machinery repair record book |
deck equipment log |
2004 |
B |
Regulations require certain records to be retained on board a MODU for how long after the report of a casualty? |
1 month |
3 months |
6 months |
12 months |
2005 |
D |
Regulations require certain records to be retained on board for at least 3 months after a MODU is involved in a casualty or until advised that they are no longer needed on board by the. |
owner |
Master |
person in charge |
Officer in Charge, Marine Inspection |
2013 |
C |
Regulations require that line throwing equipment on mobile offshore drilling units be tested at regular intervals. What entry should be made in the logbook? |
No entry is required unless it is an official logbook. |
An entry is required only if there is a failure. |
Only the date of the test |
The name of the person making the test |
2019 |
C |
Reinforcing frames attached to a bulkhead on a MODU are called. |
side longitudinals |
intercostals |
stiffeners |
brackets |
2021 |
B |
Repair of structures on a MODU in the vicinity of liquid mud handling areas presents what possible hazard? |
Toxic gasses may be present. |
Flammable gasses may be present. |
Liquid muds may flood adjoining spaces. |
An oxygen-deficient atmosphere may be present. |
2022 |
A |
Repair of vital machinery and services on a MODU should be accomplished. |
after control of fire, flooding, and structural repairs |
immediately |
after control of fire, but before control of flooding |
after stability is restored |
2023 |
C |
Repairing damage to the hull of a MODU at or above the waterline reduces the threat of. |
free surface effects |
capsizing the MODU |
continued progressive flooding |
wind overturning moments |
2025 |
C |
Requirements for H2S preparation and equipment usage aboard MODU's in U.S. offshore waters are administered by the. |
U.S. Coast Guard |
U.S. Corps of Engineers |
Minerals Management Service |
American National Standards Institute |
2038 |
C |
Salt water ballast tank 2P on the DEEP DRILLER contains 5.0 feet of ballast. It is decided to fill the tank. What is the VCG of the added liquid? |
7.5 feet |
10.0 feet |
12.5 feet |
15.0 feet |
2041 |
D |
Sea water remaining in the preload tanks of the COASTAL DRILLER after the preload has been dumped shall be entered in the load form as . |
basic load |
fixed load |
preload |
liquid variable load |
2046 |
C |
Semi-portable extinguishers used on MODU's are sizes . |
II, III, and IV |
I, II, and III |
III, IV, and V |
IV and V |
2047 |
B |
Semisubmersibles A and B are identical. However, "A" is more tender than "B". This means that "A" relative to "B" has a. |
lower KG |
smaller GM |
smaller roll angle |
larger GZ |
2060 |
B |
Since accumulations of H2S gas on a MODU can be dangerous to personnel, it is important to know that H2S gas is. |
lighter than air |
heavier than air |
a yellow gas that is easily recognized |
mildly toxic |
2074 |
A |
Smoking in bed on a MODU is prohibited . |
at all times |
during evening hours |
unless another person is present |
during drilling operations |
2090 |
C |
Stanchions prevent the entire deck load on a MODU from being carried by the. |
bulkheads |
stringers |
frames and beam brackets |
deck longitudinals |
2091 |
D |
Standards for fabrication and testing of chain on mobile offshore drilling units are provided by the . |
Department of the Interior |
U.S. Coast Guard |
Minerals Management Service |
American Petroleum Institute |
2092 |
A |
Starboard ballast pump #1 on the DEEP DRILLER has failed. If you want to deballast from the forward- starboard column using starboard pump #2, it is necessary to open valves. |
3, 34, 35, 36, 46, and 48 |
4, 34, 35, 36, 46, and 48 |
3, 34, 36, 46, and 48 |
4, 34, 36, 46, and 48 |
2093 |
A |
Starboard ballast pump #1 on the DEEP DRILLER has failed. To deballast from tank C2SA using starboard ballast pump #2, it is necessary to open the manual valve and which motor driven valves? |
15, 34, 35, 36, 46, 48 |
16, 27, 32, 35, 36, 48 |
15, 33, 43, 48 |
14, 34, 35, 36, 46, 48 |
2102 |
B |
Structural bulkheads on a MODU are usually . |
continuous |
watertight |
transverse |
non-watertight |
2103 |
A |
Structural stress levels in a MODU are the sum of loading stresses and stresses due to. |
environmental loads |
variable loads |
ballast loading |
mooring loads |
2104 |
B |
Structural stress on a MODU can be reduced by . |
lessening the effect of environmental forces |
even and symmetrical variable loading |
local concentration of heavy consumables |
increasing the metacentric height |
2108 |
B |
Subtracting the height of the center of gravity corrected for longitudinal free surface effects from the height of the longitudinal metacenter of a MODU yields . |
GM |
GML |
KGL |
KML |
2109 |
B |
Subtracting the height of the center of gravity corrected for transverse free surface effects from the height of the transverse metacenter of a MODU yields . |
GM |
GMT |
KGT |
KMT |
2111 |
C |
Support of MODU side plating is provided primarily by transverse. |
beams |
girders |
frames |
bulkheads |
2122 |
C |
The person in charge shall insure that each lifeboat on a MODU is lowered to the water, launched, and operated at least once every. |
month |
2 months |
3 months |
6 months |
2150 |
D |
The angle of loll is a stability term which applies to a floating MODU with. |
off-center loading |
stiff characteristics |
excessive pitch or roll |
negative initial stability |
2152 |
D |
The angle to which a floating MODU, with a negative initial metacentric height, lies while at rest in still water is the angle of. |
trim |
yaw |
heel |
loll |
2161 |
C |
The best information on the nature and extent of damage on a MODU is obtained from. |
alarms and monitoring devices |
the toolpusher |
personnel at the scene of the damage |
person in charge of the affected spaces |
2186 |
D |
The capacity of the COASTAL DRILLER preload tanks is. |
21,297.0 kips |
11,777.2 kips |
9,753.7 kips |
8,708.0 kips |
2193 |
D |
The center of flotation for the COASTAL DRILLER is located at the geometric center of the. |
underwater volume |
above water volume |
amidships section |
waterplane area |
2200 |
B |
The central longitudinal structural hull strength member of the lower hulls of semisubmersible MODU's is called the. |
stress plate |
keel |
rider plate |
main beam |
2202 |
A |
The certificate of inspection of a MODU will specify the . |
number of licensed personnel required on board |
maximum load line draft |
maximum water depth for drilling |
next date for an inclining experiment |
2205 |
A |
The chemicals in sacks aboard MODU's are palletized to reduce. |
labor in loading and handling |
pilferage |
marking and labeling |
contamination |
2211 |
B |
The COASTAL DRILLER at a draft of 10.5 feet, transfers a portion of the on board liquids from full drill water tank #23 to empty drill water tank #24. What is the change in the free surface correction? |
0.69 foot |
0.44 foot |
0.34 foot |
0.22 foot |
2212 |
C |
The COASTAL DRILLER has a change of trim by the head of 2.0 feet. What is the change of draft at the forward draft marks? |
0.66 feet |
1.00 feet |
1.33 feet |
2.00 feet |
2213 |
D |
The COASTAL DRILLER has a trim of 2.13 feet by the stern. If the draft at the forward draft marks is 8.0 feet, the draft at the after draft marks is. |
7.00 feet |
9.00 feet |
9.42 feet |
10.13 feet |
2214 |
D |
The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft at the forward draft marks is observed to be 8.0 feet. The draft at the center of flotation is. |
7.00 feet |
8.58 feet |
9.00 feet |
9.42 feet |
2215 |
A |
The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft in sea water at the forward draft marks is observed to be 8.0 feet. The KML is . |
286.27 feet |
299.09 feet |
316.67 feet |
355.42 feet |
2216 |
A |
The COASTAL DRILLER has a trim of 2.13 feet by the stern. The draft in sea water at the forward draft marks is observed to be 8.0 feet. The KMT is . |
153.73 feet |
160.42 feet |
179.41 feet |
203.97 feet |
2217 |
A |
The COASTAL DRILLER has suffered a casualty which requires an orderly evacuation of the unit using the lifeboats and liferafts. Among the items to accomplish in preparing to evacuate the unit is . |
securing the unit as in preparation for a severe storm |
distributing self- contained breathing devices |
taking a soil sample of the bottom |
All of the above |
2218 |
B |
The COASTAL DRILLER has sufficient reserve stability to overcome damage due to flooding of any one watertight compartment in winds to. |
36 knots |
50 knots |
70 knots |
100 knots |
2219 |
C |
The COASTAL DRILLER is drilling while weighing 15,436 kips. LM are 2,006,680 ft-kips, and TM are - 7,718 ft-kips. What is the port leg reaction? |
3,806 kips |
5,751 kips |
5,879 kips |
7,549 kips |
2220 |
B |
The COASTAL DRILLER is elevated in 192 feet of water. Leg penetration is 83 feet. The maximum leg reaction is 5,940 kips. The waves are 30 feet and the current is 2 knots. What is the maximum wind for drilling? |
45 knots |
50 knots |
57 knots |
62 knots |
2221 |
B |
The COASTAL DRILLER is elevated in 250 feet of water, experiencing 2 knots current and 70 knot winds. With a maximum leg reaction of 5,760 kips, the maximum wave height for drilling is. |
15 feet |
20 feet |
25 feet |
30 feet |
2222 |
D |
The COASTAL DRILLER is elevated to an air gap of 25 feet in 250 feet of water. The current is 2 knots and the waves are 30 feet. The maximum leg reaction is 6,120 kips. What is the maximum wind for drilling operations? |
100 knots |
70 knots |
60 knots |
40 knots |
2223 |
C |
The COASTAL DRILLER is elevated while preparing for the passage of a severe storm. With ideal loading, the static loading on each of the three legs would be 4,715 kips. However, the LCG is 121 feet AFO and TCG is 0.5 foot to starboard of the centerline. By how many kips does the starboard leg reaction exceed the ideal loading? |
00 kips |
32 kips |
149 kips |
181 kips |
2224 |
C |
The COASTAL DRILLER is experiencing a single amplitude roll angle of 1 degree and a roll period of 7 seconds. What is the maximum recommended water depth for elevating? |
50 feet |
100 feet |
150 feet |
200 feet |
2225 |
C |
The COASTAL DRILLER is experiencing a single amplitude roll angle of 2 degrees and a roll period of 10 seconds. What is the maximum recommended water depth for elevating? |
50 feet |
100 feet |
150 feet |
200 feet |
2226 |
B |
The COASTAL DRILLER is experiencing a single amplitude roll angle of 3 degrees and a roll period of 10 seconds. What is the maximum water depth that can be used for going on location? |
45 feet |
95 feet |
145 feet |
245 feet |
2227 |
C |
The COASTAL DRILLER is in ocean transit in which the winds are not expected to exceed 70 knots. In order to meet the leg strength requirements, the tip of can (TOC) position should be at. |
0.00 feet (flush with bottom of hull) |
1.20 feet |
12.38 feet |
60.50 feet |
2228 |
B |
The COASTAL DRILLER is in transit at a draft of 10.0 feet. It loads 216.43 kips of weight aboard. What is the new draft? |
10.2 feet |
10 feet 2 inches |
10 feet 3 inches |
10 feet 4 inches |
2229 |
D |
The COASTAL DRILLER is in transit at a draft of 10.5 feet. It discharges 216.43 kips of weight. What is the new draft? |
10.7 feet |
10.3 feet |
10 feet 8 inches |
10 feet 4 inches |
2230 |
D |
The COASTAL DRILLER is in transit at the load line draft. It discharges 279.93 kips of weight. The new draft is. |
10.88 feet |
10.8 feet |
10.0 feet |
10 feet 8 inches |
2231 |
C |
The COASTAL DRILLER is in transit loaded as shown in the Sample Load Form #1 (Rig Move). What would be the new KGT if, during the move, 170.9 kips of fuel oil is consumed from Diesel Oil Tanks #13 and #14? |
48.98 feet |
50.08 feet |
50.70 feet |
51.21 feet |
2232 |
B |
The COASTAL DRILLER is loaded as shown in Sample Load Form #3 (Drilling). What would be the new sum of longitudinal moments for the liquid variables if the entire contents of drill water tank #17 are transferred to drill water tank #18? |
181,648 ft-kips |
181,718 ft-kips |
187,345 ft-kips |
195,462 ft-kips |
2233 |
C |
The COASTAL DRILLER is loaded as shown in Sample Load Form #3 (Drilling). What would be the new sum of longitudinal moments for the liquid variables if the entire contents of tank #19 are transferred to tank #13? |
12,344 ft-kips |
173,493 ft-kips |
181,174 ft-kips |
1,929,523 ft-kips |
2234 |
B |
The COASTAL DRILLER is loaded as shown in Sample Load Form #3 (Rig Move). What would be the new sum of vertical moments for the liquid variables if the entire contents of tank #20 are transferred to tank #13? |
2,365 ft-kips |
2,244 ft-kips |
2,195 ft-kips |
170 ft-kips |
2235 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what is the new height of the center of gravity corrected for longitudinal free surface effects? |
48.41 feet |
49.16 feet |
50.79 feet |
51.40 feet |
2236 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what is the new height of the center of gravity corrected for transverse free surface effects? |
47.49 feet |
49.16 feet |
50.82 feet |
50.93 feet |
2237 |
A |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 Drill Water Tanks are discharged, what is the new longitudinal free surface correction? |
1.63 feet |
2.14 feet |
2.24 feet |
2.38 feet |
2238 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 Drill Water Tanks are discharged, what is the new transverse free surface correction? |
1.77 feet |
1.67 feet |
1.56 feet |
1.45 feet |
2239 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what would be the new height of the longitudinal metacenter? |
249.47 feet |
250.16 feet |
252.92 feet |
253.90 feet |
2240 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what would be the new height of the transverse metacenter? |
134.95 feet |
135.91 feet |
136.38 feet |
136.89 feet |
2241 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of #6 and #7 drill water tanks are discharged, what would be the new VCG? |
47.21 feet |
47.69 feet |
48.41 feet |
49.16 feet |
2242 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of the #1 drill water tank are discharged, what would be the new LCG? |
118.46 feet AF0 |
119.44 feet AF0 |
119.98 feet AF0 |
120.42 feet AF0 |
2243 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of the #7 drill water tank are discharged, what would be the new TCG? |
-0.15 foot |
0.00 foot |
0.15 foot |
0.29 foot |
2244 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the contents of the four bulk tanks are back-loaded to a supply boat, what would be the new draft? |
7.16 feet |
10.31 feet |
10.57 feet |
11.19 feet |
2245 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the drill water in drill water tanks #6 and #25 are discharged, what is the new draft? |
8.26 feet |
10.66 feet |
10.88 feet |
11.10 feet |
2246 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the entire contents of the port pipe rack are back-loaded to an offshore supply vessel, how much drill water would have to be transferred from tank #1 to tank #26 to level the vessel in trim? |
62.7 kips |
64.4 kips |
111.4 kips |
114.9 kips |
2247 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the margin on the maximum allowable KG if winds remain less than 70 knots? |
0.00 feet |
14.35 feet |
14.82 feet |
65.00 feet |
2248 |
A |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new TCG if the entire contents of drill water tanks 6 and 7 are discharged? |
-0.23 foot |
0.00 foot |
0.23 foot |
0.54 foot |
2249 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new trim angle if 500 kips of weight are shifted aft 60 feet? |
2.02 degrees by the stern |
1.51 degrees by the stern |
0.98 degrees by the stern |
0.61 degrees by the stern |
2250 |
A |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). How much more variable load in kips can be placed on the unit if winds increase to greater than 70 knots? |
0 kips |
200 kips |
600 kips |
1,000 kips |
2251 |
A |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). How much more variable load in kips can be placed on the unit if winds remain less than 70 knots? |
0 kips |
200 kips |
600 kips |
1,000 kips |
2252 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the entire contents of bulk tanks #2 and #3 are back-loaded to an offshore supply vessel, what longitudinal moment would have to be created to level the unit in trim at the new draft? |
25,846 ft-kips |
17,119 ft-kips |
8,727 ft-kips |
1,788 ft-kips |
2253 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the entire contents of bulk tanks #2 and #3 are back-loaded to an offshore supply vessel, what transverse moment would have to be created to level the unit in list at the new draft? |
-3,604 ft-kips |
-4 ft-kips |
3,470 ft-kips |
7,088 ft-kips |
2254 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). If the entire contents of bulk tanks #2 and #3 are back-loaded to an offshore supply vessel, what would be the new draft? |
11.04 feet |
10.88 feet |
10.72 feet |
9.02 feet |
2255 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the margin on the maximum allowable KG if winds increase to greater than 70 knots, and the TOC is changed to the recommended value? |
0.0 foot |
1.0 foot |
37.0 feet |
38.0 feet |
2256 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new LCG if the entire contents of drill water tanks 6 and 7 are discharged? |
118.20 feet |
119.44 feet |
120.10 feet |
121.36 feet |
2257 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new Longitudinal Free Surface Correction (FSCL) if the entire contents of drill water tanks 6 and 7 are discharged? |
2.24 feet |
2.14 feet |
2.10 feet |
1.63 feet |
2258 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new transverse free surface correction (FSCT) if the entire contents of drill water tanks 6 and 7 are discharged? |
2.24 feet |
2.14 feet |
2.10 feet |
1.67 feet |
2259 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the new VCG if the entire contents of drill water tanks 6 and 7 are discharged? |
38.00 feet |
48.38 feet |
49.16 feet |
65.00 feet |
2260 |
C |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the value of KML if the entire contents of drill water tanks 6 and 7 are discharged? |
253.90 feet |
253.24 feet |
252.92 feet |
252.24 feet |
2261 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). What is the value of KMT if the entire contents of drill water tanks 6 and 7 are discharged? |
135.91 feet |
136.38 feet |
136.62 feet |
136.89 feet |
2262 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). While in field transit, the wind speeds are predicted to increase above 70 knots. What would be the change in KGL if the legs are lowered to the recommended value? |
12.75 feet |
13.65 feet |
59.30 feet |
60.50 feet |
2263 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #1 (Rig Move). While in field transit, the wind speeds are predicted to increase above 70 knots. What would be the new KGL if the legs are lowered to the recommended value? |
50.65 feet |
37.00 feet |
36.53 feet |
13.65 feet |
2264 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #2 (Preload). What will be the LCG if the preload is dumped? |
118.51 feet AFO |
119.44 feet AFO |
120.62 feet AFO |
121.53 feet AFO |
2265 |
D |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #2 (Preload). What would be the LCG if the preload is dumped and the cantilever and drill floor are skidded aft, placing the rotary 34 feet aft of the transom? |
114.06 feet AFO |
119.44 feet AFO |
123.75 feet AFO |
125.91 feet AFO |
2266 |
B |
The COASTAL DRILLER is loaded as shown in the Sample Load Form #2 (Preload). What would be the TCG if the preload is dumped and the cantilever and drill floor are skidded aft, placing the rotary 34 feet aft of the transom, and the drill floor is skidded 8 feet to port? |
-0.52 foot |
-0.33 foot |
-0.17 foot |
0.52 foot |
2267 |
C |
The COASTAL DRILLER is loaded as shown in the sample load from #2 (preload). All of the preload is dumped with the exception of 50 kips in preload tank #28. What is the new LCG? |
119.11 feet AF0 |
119.44 feet AF0 |
119.68 feet AF0 |
120.11 feet AF0 |
2268 |
D |
The COASTAL DRILLER is observed to be level at a draft of 10 feet 6 inches. At the same time, the calculated load form shows the displacement to be 13,445 kips. What is the weight of the missing load? |
46 kips |
84 kips |
189 kips |
217 kips |
2269 |
B |
The COASTAL DRILLER is observed to be level at a draft of 10 feet 6 inches. At the same time, the calculated load form shows the displacement to be 13,445 kips, total longitudinal moments 1,613,466 foot-kips, and total transverse moments -10,000 foot- kips. What is the longitudinal location of the missing load? |
46 feet AFO |
84 feet AFO |
189 feet AFO |
217 feet AFO |
2270 |
B |
The COASTAL DRILLER is observed to be level at a draft of 10 feet 6 inches. At the same time, the calculated load form shows the displacement to be 13,445 kips, total longitudinal moments 1,613,466 foot-kips, and total transverse moments -10,000 foot- kips. What is the transverse location of the missing load? |
46 feet port of the centerline |
46 feet starboard of the centerline |
84 feet port of the centerline |
84 feet starboard of the centerline |
2271 |
C |
The COASTAL DRILLER is operating with a wave clearance of about 20 feet. The out-of-level alarm sounds and the unit is found to be inclined 0.5 degree bow down. The recommended course of action is to. |
prepare to take action in case inclination increases |
jack the hull up on the bow leg |
jack the hull down on the aft two legs |
transfer weight, such as drill water, toward the stern |
2272 |
C |
The COASTAL DRILLER, elevated in 100 feet of water with 0 knots current, 30 foot waves, and wind speeds of 50 knots may continue drilling if the maximum leg reaction is less than. |
6,180 kips |
6,320 kips |
6,440 kips |
6,520 kips |
2273 |
C |
The COASTAL DRILLER, elevated in 150 feet of water with 0 knots current, 10 foot waves, and wind speeds of 70 knots may continue drilling if the maximum leg reaction is less than. |
5,940 kips |
6,020 kips |
6,080 kips |
6,520 kips |
2274 |
C |
The COASTAL DRILLER, elevated in 200 feet of water with 2 knots current, 30 foot waves, and wind speeds of 60 knots may continue drilling if the maximum leg reaction is less than. |
5,700 kips |
5,790 kips |
5,870 kips |
5,990 kips |
2275 |
A |
The COASTAL DRILLER, elevated in 200 feet of water, has two knots of current and 70 knot winds. With a maximum leg reaction of 5,840 kips, the maximum wave height for drilling is. |
20 feet |
30 feet |
35 feet |
40 feet |
2276 |
B |
The COASTAL DRILLER, following discharge of preload, should. |
leave dump valves open |
close all dump valves |
remove dump valves |
replace dump valves |
2277 |
C |
The COASTAL DRILLER, in field transit at a draft of 10 feet 0 inches with winds less than 70 knots, has a KGT of 39.0 feet and a KGL of 38.6 feet. The margin on the maximum allowable KG is. |
3.0 feet |
3.4 feet |
26.0 feet |
26.4 feet |
2278 |
A |
The COASTAL DRILLER, in ocean transit at a draft of 10 feet 0 inches with winds greater than 70 knots, has a KGT of 39.0 feet and a KGL of 38.6 feet. The margin on the maximum allowable KG is . |
2.6 feet |
4.1 feet |
26.3 feet |
26.8 feet |
2279 |
D |
The COASTAL DRILLER, in ocean transit at a draft of 10 feet 6 inches with winds greater than 70 knots, has a KGT of 38.7 feet and a KGL of 38.2 feet. The margin on the maximum allowable KG is . |
26.8 feet |
26.3 feet |
1.8 feet |
1.3 feet |
2280 |
A |
The COASTAL DRILLER, in ocean transit at a draft of 10 feet 6 inches with winds less than 70 knots, has a KGT of 50.6 feet and a KGL of 51.4 feet. The margin on the maximum allowable KG is. |
13.6 feet |
14.4 feet |
40.0 feet |
65.0 feet |
2281 |
A |
The COASTAL DRILLER, in transit during a severe storm while at a draft of 9 feet 6 inches, has a KGT of 39.1 feet and a KGL of 39.9 feet. The margin on the maximum allowable KG is. |
2.6 feet |
3.4 feet |
25.1 feet |
25.9 feet |
2282 |
A |
The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs so that the can tips are. |
60.5 feet below the hull |
48.5 feet below the hull |
11.6 feet below the hull |
1.2 feet below the hull |
2283 |
A |
The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs to 60.5 feet below the hull in order to meet the requirements for leg strength and. |
stability |
variable load |
environmental load |
load line |
2284 |
A |
The COASTAL DRILLER, in transit with winds expected to exceed 70 knots, must lower the legs to 60.5 feet below the hull in order to meet the requirements for stability and. |
leg strength |
variable load |
environmental load |
load line |
2285 |
C |
The COASTAL DRILLER, in transit with winds less than 70 knots, has a draft of 10 feet 8 inches. The VM are 541,257 ft-kips, FSML are 32,000 ft-kips, and FSMT are 24,000 ft-kips. The margin on the maximum allowable KG is. |
-2.3 feet |
0.0 feet |
23.7 feet |
26.0 feet |
2286 |
C |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #2 (Preload), dumps the preload. However, 138.4 kips remained on board. The LM for the remaining preload is 17,992 ft-kips. What is the new LCG? |
119.33 feet AFO |
119.44 feet AFO |
119.54 feet AFO |
119.66 feet AFO |
2287 |
A |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #3 (Drilling), discharges the bulk in Bulk Tanks 1 and 2. What is the new LCG? |
124.97 feet AFO |
125.09 feet AFO |
127.70 feet AFO |
130.42 feet AFO |
2288 |
D |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #3 (Drilling), discharges the bulk in Bulk Tanks 1 and 2. What is the new TCG? |
-1.61 feet |
-1.58 feet |
0.43 feet |
0.99 feet |
2289 |
C |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #3 (Drilling), dumps all the mud in pits 1, 2, 3, and 4. What is the new LCG? |
122.02 feet AFO |
125.03 feet AFO |
125.63 feet AFO |
131.46 feet AFO |
2290 |
B |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #3 (Drilling), dumps all the mud in pits 1, 2, 3, and 4. What is the new TCG? |
-0.36 foot |
-0.26 foot |
0.31 foot |
0.36 foot |
2291 |
B |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #4 (Storm), discharges all the bulk in the four bulk tanks. What is the new LCG? |
115.79 feet AFO |
119.18 feet AFO |
119.44 feet AFO |
126.68 feet AFO |
2292 |
D |
The COASTAL DRILLER, loaded as shown in the Sample Load Form #4 (Storm), discharges all the bulk in the four bulk tanks. What is the new TCG? |
-1.11 feet |
-0.47 foot |
1.07 feet |
1.11 feet |
2293 |
A |
The COASTAL DRILLER, when underway was loaded as shown in Sample Load Form #1 (Rig Move). It is now preloaded at minimum air gap waiting for all settling to take place. The preload, weighing 7,191.7 kips, has LM 870,196 ft-kips and TM 2,158 ft-kips. What is the bow leg reaction? |
7,026 kips |
7,099 kips |
7,144 kips |
7,180 kips |
2294 |
C |
The COASTAL DRILLER, when underway was loaded as shown in Sample Load Form #1 (Rig Move). It is now preloaded at minimum air gap waiting for all settling to take place. The preload, weighing 7,191.7 kips, has LM 870,196 ft-kips and TM 2,158 ft-kips. What is the port leg reaction? |
7,026 kips |
7,099 kips |
7,144 kips |
7,180 kips |
2295 |
D |
The COASTAL DRILLER, when underway was loaded as shown in Sample Load Form #1 (Rig Move). It is now preloaded at minimum air gap waiting for all settling to take place. The preload, weighing 7,191.7 kips, has LM 870,196 ft-kips and TM 2,158 ft-kips. What is the starboard leg reaction? |
7,026 kips |
7,099 kips |
7,144 kips |
7,180 kips |
2296 |
C |
The COASTAL DRILLER, while drilling has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the starboard leg reaction? |
4,060 kips |
5,145 kips |
5,559 kips |
5,816 kips |
2297 |
C |
The COASTAL DRILLER, while drilling, has a total weight of 15,400 kips. The LCG is 120.00 feet AF0, and the TCG is -0.5 feet to port of the centerline. What is the bow leg reaction? |
4,737 kips |
4,916 kips |
5,063 kips |
5,145 kips |
2298 |
C |
The COASTAL DRILLER, while drilling, has a total weight of 15,400 kips. The LCG is 120.00 feet AF0, and the TCG is -0.5 feet to port of the centerline. What is the port leg reaction? |
5,063 kips |
5,104 kips |
5,233 kips |
5,345 kips |
2299 |
C |
The COASTAL DRILLER, while drilling, has a total weight of 15,400 kips. The LCG is 120.00 feet AF0, and the TCG is -0.5 foot to port of the centerline. What is the starboard leg reaction? |
4,956 kips |
5,063 kips |
5,104 kips |
5,233 kips |
2300 |
A |
The COASTAL DRILLER, while drilling, has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the bow leg reaction? |
4,060 kips |
5,145 kips |
5,559 kips |
5,816 kips |
2301 |
D |
The COASTAL DRILLER, while drilling, has a total weight of 15,435 kips. The LM are 1,975,680 ft-kips and the TM are -15,435 ft-kips. What is the port leg reaction? |
4,060 kips |
5,145 kips |
5,559 kips |
5,816 kips |
2302 |
A |
The COASTAL DRILLER, while elevated in 200 feet of water, has 2 knots of current, 50 knots of wind, and 30 foot seas. What is the maximum leg reaction for drilling? |
6,090 kips |
5,980 kips |
5,540 kips |
5,320 kips |
2303 |
C |
The COASTAL DRILLER, while in a normal transit, experiences single amplitude rolling of three degrees. What is the minimum period of roll which does not exceed the design limits of the legs? |
1.5 seconds |
3.0 seconds |
5.5 seconds |
7.0 seconds |
2304 |
A |
The COASTAL DRILLER, while in an ocean transit, experiences a single amplitude roll of 8 degrees. What is the minimum period of motion which does not exceed the design limits of the legs? |
10 seconds |
8 seconds |
6 seconds |
4 seconds |
2305 |
B |
The COASTAL DRILLER, while in normal transit, experiences a single amplitude roll of 6 degrees. What is the minimum roll period which does not exceed design limits of the legs? |
10.5 seconds |
8.0 seconds |
4.5 seconds |
1.0 second |
2306 |
D |
The COASTAL DRILLER, while in transit, expects the winds to increase to 75 knots. In order to meet the stability and leg strength requirements, the tip-of-can (TOC) position should be at. |
0.00 feet (flush with bottom of hull) |
1.20 feet |
12.38 feet |
60.50 feet |
2307 |
B |
The COASTAL DRILLER, while operating with minimal wave clearance, is inclined 0.5 degrees bow down. Lowering the stern may place the hull in the wave action. The recommended course of action is to . |
prepare to take action in case inclination increases |
jack the hull up on the bow leg |
jack the hull down on the aft two legs |
transfer weight, such as drill water, toward the stern |
2308 |
D |
The COASTAL DRILLER, with a displacement of 13,553 kips, has a draft of. |
10.5 feet |
11 feet 6 inches |
11 feet 2 inches |
10 feet 5 inches |
2309 |
B |
The COASTAL DRILLER, with a draft of 10 feet 3 inches in seawater, has a displacement of . |
13,011 kips |
13,336 kips |
13,445 kips |
14,637 kips |
2310 |
A |
The COASTAL DRILLER, with a draft of 10 feet 6 inches, has a displacement of. |
13,662 kips |
13,553 kips |
13,011 kips |
12,252 kips |
2311 |
B |
The COASTAL DRILLER, with no list, is at a true mean draft of 10 feet and 10 inches. LM is 1,699,463 ft-kips. Using only tanks #1, #25, and #26, how many kips of drill water must be transferred to level the jack-up? |
Transfer 106.2 kips aft from #1 to #25 and #26 |
Transfer 53.1 kips each from #25 and #26 forward to #1 |
Transfer 612 kips from #25 to #26 |
Vessel is level; no need to transfer |
2312 |
D |
The COASTAL DRILLER, with no trim, is at a true mean draft of 10 feet and 10 inches. TM is -6,800 ft- kips. Using only tanks #1, #25, and #26, how many kips of drill water must be transferred to level the jack- up? |
Transfer 53.1 kips each from #25 and #26 forward to #1 |
Transfer 100 kips from #26 to #25 |
Transfer 200 kips from #25 to #26 |
Transfer 100 kips from #25 to #26 |
2313 |
C |
The COASTAL DRILLER's ability to meet the damage stability criteria depends on maintaining a watertight integrity, KGL and KGT less than maximum allowed, level attitude, and displacement less than . |
11,777 kips |
13,158 kips |
14,158 kips |
17,280 kips |
2314 |
B |
The COASTAL DRILLER's ability to meet the damage stability criteria depends on maintaining watertight integrity, displacement less than 14,158 kips, level attitude, and KGT and KGL less than. |
the height of the righting arm |
the maximum allowed |
GMT and GML |
BMT and BML |
2326 |
D |
The condition where a MODU on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in. |
synchronism |
harmony |
check |
step |
2329 |
A |
The connection facilities for the international shore connection required on board offshore drilling units in international service must be located to provide access. |
to each side of the drilling unit |
as close as possible to the control house |
on the drill floor |
on each level of the accommodation space |
2330 |
B |
The construction portfolio may be included as part of the MODU. |
general plans |
operating manual |
builders documentation |
Coast Guard file |
2338 |
C |
The davit aboard a MODU is used to. |
lower personnel down by a transfer basket |
lower food and water to personnel in a liferaft |
lower the liferaft down with its full complement |
move equipment around the deck |
2340 |
A |
The deck loads on a MODU are distributed through the deck beams to the. |
frames |
hull |
stringers |
plates |
2341 |
D |
The deck plating on a MODU is supported primarily by deck longitudinals and deck. |
girders |
stanchions |
frames |
beams |
2343 |
C |
The decks of a MODU are supported by transverse members called. |
trusses |
deck longitudinals |
deck beams |
web frames |
2345 |
D |
The DEEP DRILLER as currently configured is limited to a maximum drilling depth of. |
18,400 feet |
20,600 feet |
22,800 feet |
25,000 feet |
2346 |
B |
The DEEP DRILLER as currently configured is limited to a maximum water depth of. |
400 feet |
600 feet |
800 feet |
1,000 feet |
2347 |
B |
The DEEP DRILLER at a draft of 58.0 feet discharges 1,792.44 long tons of ballast. What is the new draft? |
40 feet |
45 feet |
50 feet |
55 feet |
2348 |
C |
The DEEP DRILLER at a draft of 58.0 feet loads 68.94 long tons of ballast. What is the new draft? |
52.0 feet |
57.5 feet |
58.5 feet |
64.0 feet |
2349 |
C |
The DEEP DRILLER at a draft of 60.0 feet discharges 68.94 long tons of ballast. What is the new draft? |
66.0 feet |
60.5 feet |
59.5 feet |
55.0 feet |
2350 |
C |
The DEEP DRILLER at survival draft loads 2,068.1 long tons of ballast. What is the new draft? |
30.0 feet |
45.0 feet |
60.0 feet |
75.0 feet |
2351 |
B |
The DEEP DRILLER departs a fresh water port at a draft of 19.5 feet. What will be the draft in sea water? |
18.7 feet |
19.1 feet |
19.4 feet |
19.8 feet |
2352 |
C |
The DEEP DRILLER departs a fresh water port at a draft of 20 feet. What will be the draft in sea water? |
19.0 feet |
19.3 feet |
19.6 feet |
20.4 feet |
2353 |
C |
The DEEP DRILLER departs a fresh water port at a draft of 20.5 feet. What will be the draft in sea water? |
18.2 feet |
19.4 feet |
19.7 feet |
22.8 feet |
2354 |
A |
The DEEP DRILLER has a KGL of 53.16 feet while at a draft of 58.0 feet. Although there are no environmental forces, trim is 2.0 feet by the stern. What is the value of LCG? |
2.16 feet |
2.26 feet |
2.36 feet |
2.46 feet |
2355 |
C |
The DEEP DRILLER has a KGT of 52.90 feet while at a draft of 58.0 feet. List is 2.0 feet to port. What is the value of TCG? |
-0.10 foot |
-0.13 foot |
-0.16 foot |
-0.19 foot |
2356 |
B |
The DEEP DRILLER in transit is level at 23.0 feet draft. Strong winds are blowing from the starboard. A careful load form calculation determines that the TCG is 2.0 feet to starboard. What is the value of the wind heeling moment? |
4,339 foot-long tons |
26,033 foot-long tons |
39,050 foot-long tons |
78,099 foot-long tons |
2357 |
B |
The DEEP DRILLER is anchoring in 600 feet of water. In the absence of environmental forces, the mooring lines should be adjusted to. |
245 kips |
222 kips |
237 kips |
194 kips |
2358 |
C |
The DEEP DRILLER is being towed at a 20 foot draft. Vessel motions are within acceptable limits, but the waves begin to hit the horizontal braces. You should . |
continue on course at the same draft |
ballast to a 60 foot draft and continue on course |
change course to reduce the wave impact |
shorten the tow wire for a smoother ride |
2359 |
D |
The DEEP DRILLER is drilling at 60 feet draft at a corrected KG of 54.0 feet. Ballast added or discharged to remain at a constant draft is at a VCG of 10 feet. How much non-liquid load would have to be removed from an average height of 130 feet above the keel to meet the maximum allowable KG at a draft of 60 feet for winds greater than 70 knots? |
1283 long tons |
817 long tons |
679 long tons |
302 long tons |
2360 |
A |
The DEEP DRILLER is drilling on location at a 60 foot draft. Waves are approaching within 2 feet of the underside of the spider deck. You should . |
suspend drilling operations and deballast to a 45 foot draft |
continue drilling while ballasting to a 20 foot draft maximum air gap |
deballast when the waves just begin to hit the underside of the spider deck |
reduce tension on all anchor chains to increase draft |
2361 |
A |
The DEEP DRILLER is engaged in wire line logging. You have 10,000 feet of drill pipe and bottom hole assembly in the set back. Marine weather forecasts are predicting weather with winds in excess of 70 knots. Your first step to prepare for the storm should be to . |
suspend wire line operations and run the drill string into the hole |
continue wire line operations and bring the rig to a 45 foot draft |
suspend wire line operations and dump your mud pits overboard |
increase tension on all anchor chains to minimize movement of the rig |
2362 |
C |
The DEEP DRILLER is level at a draft of 58 feet when there are no environmental forces. What is the value of LCG? |
0.00 (amidships) |
2.23 feet forward of amidships |
2.26 feet forward of amidships |
2.31 feet forward of amidships |
2363 |
A |
The DEEP DRILLER is level at a draft of 58 feet when there are no environmental forces. What is the value of TCG? |
0.00 on the centerline |
2.23 feet forward of amidships |
2.26 feet forward of amidships |
2.31 feet forward of amidships |
2364 |
D |
The DEEP DRILLER is level at a draft of 60 feet in calm water. What is the value of the righting moment? |
18,118 foot-tons |
9,059 foot-tons |
4,529 foot-tons |
0 foot-tons |
2365 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #3 (Preparing to Drill). If the liquid mud in mud pit #4 (see table 8) is dumped, what would be the new height of the center of gravity corrected for transverse free surface effects? |
51.50 feet |
52.54 feet |
52.88 feet |
53.54 feet |
2366 |
A |
The DEEP DRILLER is loaded as shown in Sample Load Form #3 (Preparing to Drill). What is the margin on the maximum allowable KG while drilling? |
4.58 feet |
5.24 feet |
6.27 feet |
6.94 feet |
2367 |
A |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). If port valves 24 and 2 are mistakenly opened, the change in inclination will be increasing trim by the. |
bow with port list |
bow |
stern |
stern with starboard list |
2368 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of FSML for Fresh Water if the entire contents of Drill Water Tank #5P are transferred to Tank #5S? |
3,645 ft-tons |
3,328 ft-tons |
317 ft-tons |
0 ft-tons |
2369 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of longitudinal moments for Fuel Oil (Table 2) if the entire contents of Tank 4P are transferred to Tank 4S? |
000 foot-tons |
3,992 foot-tons |
7,984 foot-tons |
15,968 foot-tons |
2370 |
B |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of longitudinal moments for the Stores & Supplies (Table 6) if paint weighing 3.48 tons is added to the paint locker? |
5,996 foot-tons |
1,688 foot-tons |
495 foot-tons |
115 foot-tons |
2371 |
B |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of transverse free surface moments for Fuel Oil (Table 2) if the entire contents of Tank #4P are transferred to Tank #4S? |
0 foot-tons |
1,189 foot-tons |
2,378 foot-tons |
7,984 foot-tons |
2372 |
A |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of vertical moments for the Stores & Supplies if paint weighing 3.48 tons is added to the paint locker? |
13,346 foot-tons |
5,054 foot-tons |
964 foot-tons |
292 foot-tons |
2373 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). While the unit is deballasting, starboard valve 17 fails in the closed position. You may deballast from tank 8S by pumping from tank 9S and opening valves 18 and . |
35 |
21 |
20 |
17 |
2374 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). While the unit is deballasting, starboard valve 19 fails in the closed position. You may deballast from tank 9S by pumping from tank 8S by opening valves 20 and . |
35 |
21 |
18 |
17 |
2375 |
D |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of transverse moments for Fuel Oil if the entire contents of Tank 4P are transferred to Tank 4S? |
995 foot-tons |
16,918 foot-tons |
17,713 foot-tons |
34,381 foot-tons |
2376 |
D |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of transverse moments for the Stores & Supplies (Table 6) if paint weighing 3.48 tons is added to the paint locker? |
592 foot-tons |
296 foot-tons |
148 foot-tons |
000 foot-tons |
2377 |
A |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of vertical moments for Fuel Oil if the entire contents of Tank 4P are transferred to Tank 4S? |
3,493 foot-tons |
1,797 foot-tons |
1,748 foot-tons |
100 foot-tons |
2378 |
B |
The DEEP DRILLER is loaded as shown in Sample Load Form #4 (Drilling). What would be the new sum of longitudinal free surface moments for Fuel Oil (Table 2) if the entire contents of Tank #4P are transferred to Tank #4S? |
1,189 foot-tons |
2,835 foot-tons |
5,378 foot-tons |
5,670 foot-tons |
2379 |
A |
The DEEP DRILLER is loaded as shown in Sample Load Form #4, (Drilling). In preparing for approaching heavy weather, the four leeward mooring lines are slacked. These actions reduce the . |
natural pitch period |
metacentric height |
height of the righting arm |
righting moment |
2380 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #4. While the unit is deballasting, port valve 5 fails in the closed position. You may deballast from tank 2P by pumping from tank 9P by also opening valves 6 and. |
35 |
21 |
20 |
8 |
2381 |
D |
The DEEP DRILLER is loaded as shown in Sample Load Form #5 (Survival). While the unit is deballasting, port valve 5 fails in the closed position. You may deballast from tank 2P by pumping from tank 1P after opening valves 6 and. |
35 |
7 |
4 |
2 |
2382 |
C |
The DEEP DRILLER is loaded as shown in Sample Load Form #5 (Survival). While the unit is deballasting, starboard valve 5 fails in the closed position. You may deballast from tank 2S by pumping from tank 1S after opening valves 6 and . |
8 |
7 |
2 |
1 |
2383 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #4 (Drilling). According to the deck load graph, how much additional deck load could be added on the unit? |
561.87 long tons |
461.87 long tons |
281.34 long tons |
192.59 long tons |
2384 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). According to the deck load graph, how much additional deck load could be added on the unit? |
435.59 long tons |
321.59 long tons |
281.59 long tons |
192.59 long tons |
2385 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Additional deck load may be placed aboard. If the maximum permissible deck load were placed in the pipe racks at a VCG of 130 feet, the KG increases. |
1.43 feet |
1.89 feet |
2.23 feet |
2.43 feet |
2386 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Although winds are less than 70 knots, excessive motion requires ballasting to survival draft. Assume that 4087 long tons of ballast are added at an average VCG of 8.32 feet, and upon arrival at 45 feet, port and starboard ballast tanks 1, 3, and 8 are slack. What will be the new margin on the maximum allowable KG? |
7.08 feet |
8.12 feet |
8.44 feet |
8.96 feet |
2387 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Excessive motion makes it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new margin on the maximum allowable KG? |
6.23 feet |
5.11 feet |
4.86 feet |
4.06 feet |
2388 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). How much additional deck load can be placed aboard without exceeding the deck load limit? |
1,335.6 long tons |
1,086.6 long tons |
585.4 long tons |
435.6 long tons |
2389 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). If the maximum permissible deck load were placed aboard at a VCG of 130 feet, what would be the new draft? |
19 feet 9 inches |
20 feet 4 inches |
20 feet 8 inches |
21 feet 4 inches |
2390 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). If weather conditions make it necessary to ballast down to survival, how much ballast would be required? |
3,998.3 long tons |
4,086.5 long tons |
4,188.0 long tons |
5,087.0 long tons |
2391 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Severe motion makes it necessary to ballast down to survival draft. It is decided to check stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new GML? |
6.23 feet |
5.11 feet |
4.86 feet |
4.06 feet |
2392 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions make it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. How much ballast is required to ballast to 32 feet? |
2,094 long tons |
2,194 long tons |
2,294 long tons |
3,294 long tons |
2393 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions make it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new KGL? |
54.76 feet |
55.76 feet |
57.22 feet |
61.16 feet |
2394 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions make it necessary to ballast down to survival draft. It is decided to check the stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, what is the new KG? |
54.76 feet |
55.76 feet |
57.22 feet |
57.76 feet |
2395 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions require ballasting to survival draft. Assume that 4087 long tons of ballast are added at an average VCG of 8.32 feet, and upon arrival at 45 feet, port and starboard ballast tanks 1, 3, and 8 are slack. What is the new KGL? |
51.65 feet |
52.67 feet |
55.16 feet |
62.24 feet |
2396 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions require ballasting to survival draft. Assume that 4087 long tons of ballast are added at an average VCG of 8.32 feet. What would be the value of uncorrected KG? |
51.65 feet |
52.67 feet |
55.15 feet |
62.24 feet |
2397 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Weather conditions require ballasting to survival draft. Assume that upon arrival at 45 feet, port and starboard ballast tanks 2 and 9 will be full and that port and starboard ballast tanks 1, 3, and 8 will be slack. What would be the new value of the total longitudinal free surface moments (FSML)? |
69,658 foot-tons |
56,244 foot-tons |
42,830 foot-tons |
30,168 foot-tons |
2398 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new height of the center of gravity corrected for longitudinal free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
67.04 feet |
68.02 feet |
68.72 feet |
69.21 feet |
2399 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new height of the center of gravity corrected for transverse free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
65.95 feet |
66.85 feet |
67.66 feet |
68.59 feet |
2400 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new metacentric height corrected for longitudinal free surface effects if the entire contents of salt water ballast 1anks 1P and 1S are discharged? (Use KML = 348.58) |
261.11 feet |
279.37 feet |
283.37 feet |
301.12 feet |
2401 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (transit). What is the new metacentric height corrected for transverse free surface effects if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? (Use KMT = 375.38 feet) |
375.38 feet |
345.23 feet |
319.66 feet |
306.79 feet |
2402 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What are the new LM (longitudinal moments) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
5,191 ft-tons |
13,414 ft-tons |
31,992 ft-tons |
69,175 ft-tons |
2403 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What are the new TM (transverse moments) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
-3,436 ft-tons |
3,446 ft-tons |
3,594 ft-tons |
22,682 ft-tons |
2404 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What are the new vertical moments if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
12,662 ft-tons |
794,346 ft-tons |
795,025 ft-tons |
795,704 ft-tons |
2405 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new longitudinal free surface correction (FSCL) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
1.06 feet |
1.09 feet |
3.30 feet |
3.38 feet |
2406 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). What is the new transverse free surface correction (FSCT) if the entire contents of Salt Water Ballast Tanks 1P and 1S are discharged? |
0.46 foot |
0.71 foot |
1.08 feet |
1.44 feet |
2407 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballast to Survival). What is the new longitudinal location of the center of buoyancy if all the bulk materials are discharged? |
2.34 feet |
2.48 feet |
2.50 feet |
2.53 feet |
2408 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the metacentric height corrected for longitudinal free surface effects if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials? |
6.46 feet |
7.09 feet |
7.72 feet |
8.39 feet |
2409 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the metacentric height corrected for transverse free surface effects if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials? |
10.42 feet |
10.87 feet |
11.50 feet |
12.13 feet |
2410 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the new draft if all the bulk materials are discharged? |
36.23 feet |
44.27 feet |
45.73 feet |
53.77 feet |
2411 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the new height of the longitudinal metacenter if all the bulk materials are discharged? |
61.34 feet |
62.13 feet |
62.35 feet |
64.00 feet |
2412 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the new height of the transverse metacenter if all the bulk materials are discharged? |
63.14 feet |
64.05 feet |
64.30 feet |
66.09 feet |
2413 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in LCG if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials? |
0.06 foot aft |
0.14 foot aft |
0.27 foot aft |
0.40 foot aft |
2414 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in TCG if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials? |
0.01 foot starboard |
0.18 foot starboard |
0.27 foot starboard |
0.39 foot starboard |
2415 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the shift in VCG if 100.76 long tons of ballast are added to Ballast Tank #8S to replace the discharge of all bulk materials? |
0.19 foot down |
0.44 foot down |
0.63 foot down |
1.19 feet down |
2416 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #2 (Ballasting to Survival). What is the VCG of the added liquid if 100.76 long tons of ballast are added to Ballast Tank #8S? |
1.35 feet |
6.95 feet |
8.30 feet |
15.26 feet |
2417 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the new draft? |
60 feet 9.6 inches |
59 feet 2.7 inches |
57 feet 11.5 inches |
56 feet 10.9 inches |
2418 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the new height of the longitudinal metacenter? |
61.13 feet |
61.19 feet |
61.22 feet |
62.94 feet |
2419 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the new height of the transverse metacenter? |
61.19 feet |
62.80 feet |
62.99 feet |
62.94 feet |
2420 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load form #3 (Preparing to Drill). If all the liquid mud (see table 8) is dumped, what would be the new metacentric height corrected for transverse free surface effects? |
11.26 feet |
10.07 feet |
9.67 feet |
8.30 feet |
2421 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If the liquid mud in mud pit #1 (see table 8) is dumped, what would be the new draft? |
60 feet 9.6 inches |
59 feet 9.3 inches |
59 feet 2.7 inches |
56 feet 10.9 inches |
2422 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). If the liquid mud in mud pit #4 (see table 8) is dumped, what would be the new height of the center of gravity corrected for longitudinal free surface effects? |
50.29 feet |
53.55 feet |
53.92 feet |
54.24 feet |
2423 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load form #3 (Preparing to Drill). If the liquid mud in mud pit #4 (see table 8) is dumped, what would be the new metacentric height corrected for longitudinal free surface effects? |
10.07 feet |
8.80 feet |
7.59 feet |
5.45 feet |
2424 |
C |
The DEEP DRILLER is loaded as shown in the sample Load Form #3 (Preparing to Drill). If the liquid mud in mud pit #4 (see table 8) is dumped, what would be the new uncorrected height of the center of gravity? |
50.72 feet |
51.25 feet |
51.87 feet |
53.22 feet |
2425 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #3 (Preparing to Drill). According to the deck load graph, how much additional deck load could be added to the unit? |
526.87 long tons |
276.87 long tons |
241.50 long tons |
189.51 long tons |
2426 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #4 (Drilling). What would be the weight of the mud in pit #4 if the sounding level changed from 8 to 6 feet? |
80.00 long tons |
77.75 long tons |
83.34 long tons |
106.67 long tons |
2427 |
A |
The DEEP DRILLER is loaded as shown in the Sample Load Form #4 (Drilling). What would be the weight of the mud in pit #4 if the sounding level changed to 6 feet and the mud weight decreased from 16 to 14 pounds/gallon? |
70.00 long tons |
84.17 long tons |
93.34 long tons |
106.67 long tons |
2428 |
B |
The DEEP DRILLER is loaded as shown in the Sample Load Form #4 (Drilling). What would be the weight of the mud in pit #4 if the mud weight was changed from 16 to 14 pounds per gallon? |
No change |
93.34 long tons |
121.91 long tons |
135.13 long tons |
2429 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #5 (Survival) when an unexpected slowly increasing port list and bow down trim occurs. A leak in C1P is found. By deballasting from ballast tanks 2P and 3P, the inclination slowly decreases. The increase in the transverse free surface correction is. |
1.25 feet |
0.82 foot |
0.34 foot |
0.18 foot |
2430 |
C |
The DEEP DRILLER is loaded as shown in the Sample Load Form #5 (Survival) when an unexpected slowly increasing starboard list and bow down trim occurs. A leak in 1S is found. By deballasting from ballast tanks 2S and 3S, the inclination slowly decreases. The increase in the longitudinal free surface correction is. |
1.25 feet |
0.90 foot |
0.83 foot |
0.34 foot |
2431 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #5 (Survival) when an unexpected slowly increasing starboard list and bow down trim occurs. A leak in 1S is found. By deballasting from ballast tanks 2S and 3S, the inclination slowly decreases. The increase in the transverse free surface corrections is. |
1.25 feet |
0.90 foot |
0.84 foot |
0.22 foot |
2432 |
D |
The DEEP DRILLER is loaded as shown in the Sample Load Form #5 (Survival), when an unexpected, slowly increasing port list and bow down trim occurs. A leak in C1P is found. By deballasting from ballast tanks 2P and 3P, the inclination slowly decreases. The increase in the longitudinal free surface correction is. |
0.90 foot |
0.83 foot |
0.57 foot |
0.49 foot |
2433 |
B |
The DEEP DRILLER is loaded as shown is Sample Load Form #4 (Drilling). What would be the change in vertical moments for Fresh Water if the entire contents of Drill Water Tank 5P are transferred to Drill Water Tank 5S? |
5,683 ft-tons |
2,689 ft-tons |
306 ft-tons |
000 ft-tons |
2434 |
C |
The DEEP DRILLER is moored in 600 feet of water. The average line tension is 190 kips. What is the total vertical component of chain tension? |
55.3 long tons |
428.8 long tons |
442.4 long tons |
678.4 long tons |
2435 |
B |
The DEEP DRILLER is moored in 600 feet of water. The tension on anchor line #8 is 190 kips. What is the vertical component of chain tension for that line? |
53.6 long tons |
55.3 long tons |
84.8 long tons |
442.4 long tons |
2436 |
C |
The DEEP DRILLER is moored in 700 feet of water. The average tension on the mooring lines is 200 kips. What is the total vertical component of chain tension? |
60.9 long tons |
472.8 long tons |
487.2 long tons |
714.4 long tons |
2437 |
B |
The DEEP DRILLER is moored in 700 feet of water. The tension on anchor line #3 is 200 kips. What is the vertical component of chain tension for that line? |
59.1 long tons |
60.9 long tons |
89.3 long tons |
487.2 long tons |
2438 |
D |
The DEEP DRILLER is observed to be level at a draft of 60.0 feet. At the same time, the calculated load form shows the displacement to be 17,845 long tons, total longitudinal moment 51,466 foot-kips, and total transverse moments -10,000 foot-kips. What is the transverse location of the missing load? |
36.67 feet |
0.56 foot |
-0.55 foot |
-36.67 feet |
2439 |
D |
The DEEP DRILLER is observed to be level at a draft of 60.0 feet. At the same time, the calculated load form shows the displacement to be 17,845 long tons, total longitudinal moments 51,466 foot-tons, and total transverse moments -10,000 foot-tons. What is the longitudinal location of the missing load? |
40.45 feet |
0.62 feet |
-0.61 feet |
-40.57 feet |
2440 |
D |
The DEEP DRILLER is observed to be level at a draft of 60.0 feet. At the same time, the calculated load form shows the displacement to be 17,845 long tons, total longitudinal moments 51,466 foot-tons, and total transverse moments -10,000 foot-tons. What is the weight of the missing load? |
220.7 long tons |
235.3 long tons |
253.7 long tons |
272.7 long tons |
2441 |
C |
The DEEP DRILLER is on location during a storm. Windward anchor tensions begin to exceed the test tensions. To reduce tensions while minimizing offset over the well, you should. |
increase tension on the leeward chain |
pay out more chain on the windward side |
reduce tension on the leeward chains |
connect an emergency tow wire to the work boat |
2442 |
D |
The DEEP DRILLER is operating as shown in Sample Load Form #4 (Drilling). Assume ballast added or discharged to remain at a constant draft is at a VCG of 10 feet. How much non-liquid load would have to be removed from an average height of 130 feet above the keel to meet the maximum allowable KG at a draft of 60 feet for winds greater than 70 knots? |
373 long tons |
457 long tons |
484 long tons |
524 long tons |
2443 |
D |
The DEEP DRILLER is operating at a draft of 60 feet. There is 11.5 feet of drill water in each of the drill water tanks (5P and 5S). What would be the improvement in KGL if 5S is filled from 5P? |
0.56 foot |
0.49 foot |
0.18 foot |
0.08 foot |
2444 |
D |
The DEEP DRILLER is operating at the maximum allowable KGT at 60 feet draft. What is the value of GMT? |
0.05 foot |
1.02 feet |
2.63 feet |
4.34 feet |
2445 |
D |
The DEEP DRILLER is operating with KGL at the maximum allowable value (70 knots) at a 60 feet draft. What is the value of GML? |
0.05 foot |
1.02 feet |
1.06 feet |
2.63 feet |
2446 |
C |
The DEEP DRILLER is planning to operate while loaded as shown in the Sample Load Form #3 ( Preparing to Drill). What is the margin between KGT and maximum allowable KG? |
0.66 foot |
2.58 feet |
5.24 feet |
7.87 feet |
2447 |
A |
The DEEP DRILLER is under tow at a 20 foot draft. The rig motions are close to exceeding the limits for critical pitch and roll. The rig is also experiencing occasional pounding on the horizontal braces. In this situation you should. |
ballast down to a 45 foot draft and check vessel motions |
wait until pitch and roll exceed the limits before ballasting down |
ballast up to a 15 foot draft and check vessel motions |
shorten the tow wire for a smoother tow |
2448 |
A |
The DEEP DRILLER may remain at operating draft instead of deballasting to survival draft when . |
critical motion limits have not been exceeded |
waves approach within two feet of the spider deck |
the maximum wave height is greater than 64 feet |
winds are greater than 70 knots |
2449 |
C |
The DEEP DRILLER may remain at operating draft instead of deballasting to survival draft when . |
critical motion limits have been exceeded |
waves approach within two feet of the spider deck |
the maximum wave height is less than 64 feet |
winds are greater than 70 knots |
2450 |
D |
The DEEP DRILLER may remain at operating draft instead of deballasting to survival draft when . |
critical motion limits have been exceeded |
waves approach within two feet of the spider deck |
the maximum wave height is greater than 64 feet |
winds are less than 70 knots |
2451 |
A |
The DEEP DRILLER suffers minor flooding of the port pump room while in transit. If both port bilge pumps fail to dewater the pump room, you may. |
use port drill water pump |
use port saltwater service pump |
use port ballast pumps |
use starboard ballast pumps and crossover system |
2452 |
A |
The DEEP DRILLER suffers minor flooding of the port pump room. If both port bilge pumps fail to dewater the pump room, you should use the. |
port drill water pump |
port saltwater service pump |
port ballast pumps |
starboard ballast pumps and crossover system |
2453 |
A |
The DEEP DRILLER suffers minor flooding of the starboard pump room while in transit. If both starboard bilge pumps fail to dewater the pump room, you may use. |
starboard drill water pump |
starboard saltwater service pump |
starboard ballast pumps |
port ballast pumps and crossover system |
2454 |
A |
The DEEP DRILLER suffers minor flooding of the starboard pump room. If both starboard bilge pumps fail to dewater the pump room, you should use the . |
starboard drill water pump |
starboard saltwater service pump |
starboard ballast pumps |
port ballast pumps and crossover system |
2455 |
B |
The DEEP DRILLER, at 58.0 feet draft in sea water, discharges 200 long tons. What is the new displacement? |
16,263 long tons |
17,642 long tons |
17,842 long tons |
18,118 long tons |
2456 |
B |
The DEEP DRILLER, at 58.0 feet draft in sea water, discharges 200 long tons. What is the new draft? |
55.55 feet |
56.55 feet |
57.05 feet |
59.45 feet |
2457 |
C |
The DEEP DRILLER, at 58.0 feet draft in sea water, loads 200 long tons. What is the new displacement? |
17,642 long tons |
17,842 long tons |
18,042 long tons |
18,118 long tons |
2458 |
B |
The DEEP DRILLER, at 58.0 feet draft in sea water, places 200 long tons on board. What is the new draft? |
56.55 feet |
59.45 feet |
60.00 feet |
75.41 feet |
2459 |
C |
The DEEP DRILLER, at 58.0 feet draft in sea water, places 275.8 long tons on board. What is the new draft? |
56 feet |
58 feet |
60 feet |
62 feet |
2460 |
B |
The DEEP DRILLER, at 60.0 feet draft in sea water, discharges 275.8 long tons. What is the new draft? |
56 feet |
58 feet |
60 feet |
62 feet |
2461 |
C |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, and FSMT = 18,732 foot-long tons. What is the metacentric height corrected for transverse free surface effects? |
5.66 feet |
7.37 feet |
8.02 feet |
54.82 feet |
2462 |
B |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 3 foot-long tons, FSML = 30,572 foot-long tons, and FSMT = 18,732 foot-long tons. What is the transverse free surface correction to KG? |
0.00 feet |
1.03 feet |
1.69 feet |
2.22 feet |
2463 |
C |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons, and FSMT = 18,732 foot-long tons. What is the LCG? |
0.00 feet |
1.69 feet |
2.22 feet |
3.91 feet |
2464 |
C |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons. What is the KG corrected for longitudinal free surface effects? |
53.78 feet |
54.82 feet |
55.47 feet |
56.01 feet |
2465 |
C |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons. What is the longitudinal free surface correction to KG? |
0.00 feet |
1.03 feet |
1.69 feet |
2.22 feet |
2466 |
B |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons. What is the uncorrected height of the center of gravity? |
52.14 feet |
53.78 feet |
55.03 feet |
58.50 feet |
2467 |
B |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT 18,732 foot-long tons. What is the KG corrected for transverse free surface effects? |
53.78 feet |
54.82 feet |
55.47 feet |
56.01 feet |
2468 |
A |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM = 3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons. What is TCG? |
0.00 feet |
1.03 feet |
2.22 feet |
3.91 feet |
2469 |
A |
The DEEP DRILLER, at 60.0 feet draft in sea water, has VM = 974,441 foot-long tons, LM = 40,301 foot- long tons, TM =3 foot-long tons, FSML = 30,572 foot- long tons, and FSMT = 18,732 foot-long tons. What is the metacentric height corrected for longitudinal free surface effects? |
5.66 feet |
6.31 feet |
7.37 feet |
55.47 feet |
2470 |
B |
The DEEP DRILLER, at a draft of 19 feet, has a KGL of 59.91 feet and an LCG of 1.57 feet. What is the trim angle? |
0.2° by the stern |
0.3° by the stern |
0.4° by the stern |
0.5° by the stern |
2471 |
B |
The DEEP DRILLER, at a draft of 45 feet and total vertical moments of 981,567 ft-long tons, floods 2068.7 long tons of sea water through the overboard discharge into tanks 3 and 8 on both sides. The VCG of the added ballast is 7.22 feet. The shift in the height of the center of gravity is. |
0.93 foot |
6.16 feet |
6.95 feet |
7.88 feet |
2472 |
B |
The DEEP DRILLER, at a draft of 50 feet, has a KGT of 52.12 feet and TCG of 0.5 foot to port of the longitudinal centerline. What is the list in feet? |
2.7 feet to port |
5.4 feet to port |
5.7 feet to port |
10.8 feet to port |
2473 |
B |
The DEEP DRILLER, at a draft of 55 feet, has a KGT of 53.05 feet and TCG of 0.5 foot to starboard. What is the list angle? |
2.0°Starboard |
2.9°Starboard |
3.2°Starboard |
3.5° starboard |
2474 |
A |
The DEEP DRILLER, at a draft of 58 feet, has VM of 900,000 ft-tons, and FSMT of 20,000 ft-tons. What is the KGT? |
51.6 feet |
52.3 feet |
53.8 feet |
55.0 feet |
2475 |
D |
The DEEP DRILLER, at a draft of 60 feet and a total vertical moment of 1,012,598 foot-tons, pumps 2,068.7 long tons of ballast overboard. The VCG of the discharged ballast is 15.0 feet. What is the new height of the center of gravity? |
50.62 feet |
55.89 feet |
60.56 feet |
61.16 feet |
2476 |
A |
The DEEP DRILLER, at a draft of 60 feet, has -3,600 ft-tons of transverse moments. How much ballast should be transferred between tanks 10P and 10S to level the unit in list? |
25.1 long tons |
50.2 long tons |
62.8 long tons |
252.1 long tons |
2477 |
A |
The DEEP DRILLER, at a draft of 60 feet, has 3,765 ft-tons of transverse moments. How much ballast should be transferred between tanks 1P and 1S to level the unit in list? |
25.1 long tons |
50.2 long tons |
62.8 long tons |
252.1 long tons |
2478 |
A |
The DEEP DRILLER, at a draft of 60 feet, has 35,000 ft-tons of longitudinal moments. How much ballast should be transferred between tanks 1P and 10P to level the unit longitudinally? |
25.5 long tons |
50.2 long tons |
165.3 long tons |
330.2 long tons |
2479 |
A |
The DEEP DRILLER, at a draft of 60 feet, has 50,000 ft-tons of longitudinal moments. How much ballast should be transferred between tanks 1P and 10P to level the unit longitudinally? |
45.3 long tons |
90.6 long tons |
118.1 long tons |
236.1 long tons |
2480 |
B |
The DEEP DRILLER, at a draft of 60 feet, has a KGL of 55.4 feet and an LCG of 2.37 feet. What is the trim in feet? |
2.0 feet by the head |
4.0 feet by the head |
4.0 feet by the stern |
8.0 feet by the stern |
2481 |
A |
The DEEP DRILLER, at a draft of 60 feet, has a KGL of 55.4 feet and an LCG of 2.43 feet. What is the trim angle? |
2° by the head |
2° by the stern |
4° by the head |
4° by the stern |
2482 |
D |
The DEEP DRILLER, at a draft of 60 feet, has a KGT of 57.11 feet and TCG of 0.5 foot to port. What is the list angle? |
2° port |
3° port |
4° port |
5° port |
2483 |
C |
The DEEP DRILLER, at a draft of 60 feet, has VM of 942,120 ft-tons, and FSML of 36,235 ft-tons. What is the KGL? |
52.0 feet |
53.0 feet |
54.0 feet |
55.0 feet |
2484 |
A |
The DEEP DRILLER, at a mean draft of 45 feet, has a three-foot trim by the stern and a two-foot list to port. What is the draft at the starboard forward draft mark? |
42.5 feet |
44.5 feet |
45.5 feet |
47.5 feet |
2485 |
A |
The DEEP DRILLER, at a mean draft of 60 feet, has a two-foot trim by the head and a three foot list to starboard. What is the draft at the port aft draft mark? |
57.5 feet |
59.5 feet |
60.5 feet |
62.5 feet |
2486 |
B |
The DEEP DRILLER, in transit at a seawater draft of 19 feet, enters a fresh water port. What is the new draft? |
19.03 feet |
19.40 feet |
19.63 feet |
21.16 feet |
2487 |
C |
The DEEP DRILLER, loaded as shown in Sample Load Form #1 (Transit), suffers minor damage which results in flooding in tank 1P. You may pump from . |
2P |
C1P |
1P |
10S |
2488 |
C |
The DEEP DRILLER, loaded as shown in Sample Load Form #1 (Transit), suffers minor damage which results in flooding in tank 1S. You may pump from . |
2S |
C1S |
1S |
10P |
2489 |
C |
The DEEP DRILLER, loaded as shown in Sample Load Form #2 (Ballast to Survival), suffers major damage which results in flooding in tank 10S. Your best countermeasure is to. |
pump from 10S |
pump from C3S |
pump from 9S |
counterflood in 1P |
2490 |
A |
The DEEP DRILLER, loaded as shown in Sample Load Form #2 (Ballast to Survival), suffers major damage which results in flooding in tank 1S. Your best countermeasure is to. |
pump from 2S |
pump from C1S |
pump from 1S |
counterflood in 10P |
2491 |
A |
The DEEP DRILLER, loaded as shown in Sample Load Form #2 (Ballast to Survival), suffers major damage which results in flooding in tank C3S. Pumping from tanks in the vicinity of the damage have proven ineffective. Your best countermeasure is to . |
counterflood in 1P |
counterflood in 10S |
pump from C1P |
pump from C3S |
2492 |
B |
The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C1P. Pumping from tanks in the vicinity of the damage has proven ineffective. Your best countermeasure is to. |
counterflood in 1P |
counterflood in 10S |
pump from C1P |
pump from C3S |
2493 |
A |
The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C1P. Your best countermeasure is to. |
pump from 2P |
pump from C1P |
counterflood in 1P |
counterflood in 10S |
2494 |
A |
The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Pumping from tanks in the vicinity of the damage have proven ineffective. Your best countermeasure is to. |
counterflood in 1P |
counterflood in 10S |
pump from C1P |
pump from C3S |
2495 |
A |
The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Your best countermeasure is to. |
pump from 9S |
pump from C3S |
counterflood in 1P |
counterflood in 10S |
2496 |
B |
The DEEP DRILLER, loaded as shown in Sample Load Form #5 (Survival), suffers major damage which results in flooding in tank C1P. Your best countermeasure is to pump from. |
1P |
3P |
C1P |
C2P |
2497 |
C |
The DEEP DRILLER, loaded as shown in Sample Load Form #5 (Survival), suffers major damage which results in flooding in tank C3S. Your best countermeasure is to. |
pump from 10S |
counterflood in 1P |
pump from 8S |
pump from C3S |
2498 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling) discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KG? |
1.18 feet |
51.80 feet |
52.61 feet |
55.79 feet |
2499 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the centerline. What is the improvement in KGT? |
0.68 foot |
0.99 foot |
1.16 feet |
2.07 feet |
2500 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the improvement in KGL? |
0.67 foot |
0.98 foot |
1.15 feet |
2.06 feet |
2501 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new GML? |
5.98 feet |
6.48 feet |
6.84 feet |
7.11 feet |
2502 |
D |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new GMT? |
5.98 feet |
6.84 feet |
7.11 feet |
9.24 feet |
2503 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KGL? |
52.60 feet |
53.65 feet |
54.32 feet |
54.92 feet |
2504 |
B |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new LCG? |
0.59 foot |
1.64 feet |
2.23 feet |
2.82 feet |
2505 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new TCG? |
-0.26 foot |
-0.46 foot |
0.46 foot |
0.61 foot |
2506 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the resulting list angle? |
2.11 degrees to port |
1.43 degrees to starboard |
2.87 degrees to starboard |
3.02 degrees to starboard |
2507 |
C |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the resulting trim angle? |
3.49 degrees to the stern |
4.69 degrees to the stern |
5.18 degrees to the stern |
5.68 degrees to the stern |
2508 |
B |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges a non-liquid load of 275.8 long tons from a position 130 feet above the keel, 40 feet forward of amidships, and 30 feet to port of the centerline. What is the new KGT? |
52.60 feet |
53.65 feet |
54.31 feet |
54.92 feet |
2509 |
B |
The DEEP DRILLER, loaded as shown in the Sample Load Form #4 (Drilling), discharges all the cement in the P-Tanks. See Table 7. What is the change in KG? |
0.24 foot downward |
0.49 foot downward |
0.88 foot downward |
1.02 feet downward |
2510 |
B |
The DEEP DRILLER, while loaded as shown in the Sample Load #5, discharges 275.8 long tons. The resulting trim by the stern is 3 feet and list to port is 2 feet. What is the draft at the port aft draft mark? |
43 feet 6 inches |
45 feet 6 inches |
48 feet 0 inches |
49 feet 6 inches |
2511 |
A |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port aft column below the waterline. Pumping from tank 8P and 9P is not sufficient to prevent increasing port list and stern down trim. You should consider counterflooding in tank. |
1S |
1P |
C2BS |
10S |
2512 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port center column below the waterline. Among the tanks from which you should pump is tank . |
C1S |
9S |
9P |
2S |
2513 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port center column below the waterline. Pumping from tanks 2P and 9P is not sufficient to prevent increasing port list. You should consider counterflooding in tank. |
2S |
9S |
C2BS |
C2BP |
2514 |
D |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port forward column below the waterline. Pumping from tank 2P and 3P is not sufficient to prevent increasing port list and bow down trim. You should consider counterflooding in tank. |
2S |
9S |
C2BS |
10S |
2515 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the port forward column below the waterline. You should pump from tank. |
C1P |
8P |
1P |
2S |
2516 |
B |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard aft column below the waterline. Pumping from tanks 8S and 9S is not sufficient to prevent increasing starboard list and stern down trim. You should consider counterflooding in tank . |
1S |
1P |
C2BP |
10P |
2517 |
B |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard center column below the waterline. Among the tanks from which you should pump is tank . |
C1S |
9S |
9P |
2P |
2518 |
D |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard center column below the waterline. Pumping from tanks 2S and 9S is not sufficient to prevent increasing starboard list. You should consider counterflooding in tank. |
2P |
9P |
C2BS |
C2BP |
2519 |
D |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers damage to the starboard forward column below the waterline. Pumping from tank 2S and 3S is not sufficient to prevent increasing starboard list and bow down trim. You should consider counterflooding in tank . |
2P |
9P |
C2BP |
10P |
2520 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers severe damage to the port aft column below the waterline. You should pump from tank. |
C1S |
9S |
10P |
2S |
2521 |
B |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers severe damage to the starboard aft column below the waterline. You should pump from tank. |
C1S |
9S |
2P |
2S |
2522 |
D |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #4 (Drilling), suffers severe damage to the starboard forward column below the waterline. You should pump from tank. |
C1S |
8S |
2P |
1S |
2523 |
A |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #5, discharges 137.88 long tons. The resulting trim by the stern is 3 feet and list to port is 2 feet. What is the draft at the starboard forward draft mark? |
41 feet 6 inches |
42 feet 6 inches |
43 feet 6 inches |
44 feet 0 inches |
2524 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #5, loads 275.8 long tons. The resulting trim by the stern is 3 feet and list to port is 2 feet. What is the draft at the starboard aft draft mark? |
44 feet 6 inches |
47 feet 0 inches |
47 feet 6 inches |
48 feet 6 inches |
2525 |
C |
The DEEP DRILLER, while loaded as shown in the Sample Load Form #5 (Survival) loads an additional 137.88 long tons. The resulting trim by the stern is 2 feet and the list to port is 3 feet. What is the draft at the port forward draft mark? |
45 feet 6 inches |
46 feet 0 inches |
46 feet 6 inches |
47 feet 0 inches |
2526 |
D |
The DEEP DRILLER's lightweight is the condition prior to loading. |
deck load |
deck load and lower- hull liquids |
deck load, lower-hull liquids, and external loads |
deck load, lower-hull liquids, external loads, and deploying anchors |
2529 |
B |
The design specifications for cranes and crane foundations on MODU's are set and published by the . |
American Society of Mechanical Engineers |
American Petroleum Institute |
Society of Petroleum Engineers |
American Society of Civil Engineers |
2530 |
D |
The device that allows a floating MODU to sway without bending the marine riser system is the . |
yaw joint |
sway joint |
slip joint |
flex or ball joint |
2543 |
A |
The distance from the still water level (corrected for tides and storm surge) to the bottom of the hull of a MODU is the. |
air gap |
freeboard |
penetration |
water depth |
2545 |
B |
The document that certifies the correctness of the load line marks on a MODU is called the . |
Certificate of Inspection |
Load line certificate |
Certificate of Documentation |
SOLAS Certificate |
2546 |
D |
The downflooding angle for a MODU is the maximum angle at which. |
stability is positive |
neutral equilibrium exists |
the load line is not submerged |
intact stability curves are valid |
2547 |
B |
The downflooding angle for a MODU is the minimum angle at which. |
the load line becomes submerged |
a non-watertight opening is at still water level |
offset becomes excessive |
reserve buoyancy is a maximum |
2548 |
B |
The draft at the forward draft mark of a jack-up is 11 feet 3 inches while the draft at the aft draft mark is 12 feet 9 inches. The value of trim is. |
six inches to the stern |
1 foot 6 inches to the stern |
3 feet to the stern |
24 feet to the stern |
2549 |
A |
The draft of the DEEP DRILLER in the lightweight condition is. |
16.19 feet |
17.71 feet |
17.96 feet |
18.35 feet |
2558 |
B |
The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the. |
volume of liquid in the tank |
volume of displacement of the MODU |
location of the tank in the MODU |
height of the center of gravity of the MODU |
2560 |
A |
The element used to keep weight on the bit at a constant value in spite of up-and-down movement of a MODU during floating drilling operations is the heave or drill string. |
compensator |
tensioner |
stabilizer |
equalizer |
2561 |
B |
The elevating system of the COASTAL DRILLER is normally limited to. |
14,158 kips |
14,400 kips |
17,280 kips |
21,297 kips |
2570 |
D |
The existence of liquids in partially full tanks or compartments of a MODU causes a virtual rise in the height of the. |
metacenter |
center of buoyancy |
center of flotation |
center of gravity |
2580 |
B |
The factor of safety, based on the elastic limit of the material, for the forks used on power operated industrial trucks aboard a MODU must be at least . |
2 to 1 |
3 to 1 |
4 to 1 |
5 to 1 |
2606 |
B |
The free surface corrections depend upon the dimensions of the surface of the free liquids and the . |
volume of liquid in the tank |
displacement of the MODU |
location of the tank in the MODU |
height of the center of gravity of the MODU |
2610 |
A |
The free surface effects of a partially-full tank in a floating MODU increase with the. |
surface area of the fluid in the tank |
displacement volume of the MODU |
draft of the MODU |
height of the tank above the keel |
2612 |
B |
The full period of motion of the DEEP DRILLER while in transit is 7 seconds and the maximum pitch angle as seen on the inclinometers is 4 degrees. From the standpoint of critical motion, the motion is . |
unsatisfactory, change course and speed |
satisfactory, continue transit |
unsatisfactory, ballast to survival draft |
unsatisfactory, place unit in standby |
2613 |
C |
The full period of motion of the DEEP DRILLER while in transit is 7 seconds and the maximum pitch angle as seen on the inclinometers is 7°. From the standpoint of critical motion, the motion is . |
satisfactory, keep the unit at transit draft |
satisfactory, put the unit in standby |
unsatisfactory, ballast to survival draft |
unsatisfactory, place unit in standby |
2614 |
B |
The full period of motion of the DEEP DRILLER while tripping is 10 seconds and the maximum pitch angle as seen on the inclinometer is 4 degrees. From the standpoint of critical motion, the motion is . |
unsatisfactory, place setback in the pipe racks |
satisfactory, continue tripping |
unsatisfactory, deballast to survival draft |
unsatisfactory, place unit in standby |
2615 |
C |
The full period of motion of the DEEP DRILLER while tripping is 10 seconds and the maximum pitch angle as seen on the inclinometers is 8 degrees. From the standpoint of critical motion, the motion is . |
unsatisfactory, place setback in the pipe racks |
satisfactory, continue tripping |
unsatisfactory, deballast to survival draft |
satisfactory, place unit in standby |
2616 |
C |
The full period of motion of the DEEP DRILLER while tripping is 7 seconds and the maximum pitch angle as seen on the inclinometers is 4°. From the standpoint of critical motion, the motion is. |
unsatisfactory, place setback in the pipe racks |
satisfactory, continue tripping |
unsatisfactory, deballast to survival draft |
satisfactory, but prepare to hang off |
2617 |
B |
The full period of motion of the DEEP DRILLER while tripping is 8 seconds and the maximum pitch angle as seen on the inclinometers is 4 degrees. From the standpoint of critical motion, the motion is . |
unsatisfactory, place setback in the pipe racks |
satisfactory, continue tripping |
unsatisfactory, deballast to survival draft |
unsatisfactory, place unit in standby |
2632 |
C |
The heavier outboard strake of deck plating on a MODU is called the deck. |
stiffener |
beam |
stringer |
doubler |
2635 |
B |
The height of the longitudinal metacenter of the COASTAL DRILLER at a displacement of 13,810 kips is . |
256.51 feet |
255.11 feet |
254.60 feet |
253.20 feet |
2636 |
A |
The height of the metacenter above the keel will vary depending on the. |
draft and beam of the drilling unit |
displacement and deadweight of the drilling unit |
buoyancy and trim of the drilling unit |
tonnage and deadweight of the drilling unit |
2637 |
A |
The height of the transverse metacenter for a MODU is 62.44 feet. The height of the center of gravity is 56.10 feet, and the transverse free surface correction is 1.21 feet. What is the value of the metacentric height corrected for transverse free surface effects? |
5.13 feet |
6.34 feet |
8.76 feet |
12.10 feet |
2638 |
B |
The height of the transverse metacenter of the COASTAL DRILLER at a displacement of 13,011 kips is . |
144.21 feet |
145.33 feet |
267.98 feet |
270.13 feet |
2639 |
C |
The height of the transverse metacenter of the Coastal Driller at a displacement of 13,050 kips is . |
143.81 feet |
144.61 feet |
144.93 feet |
145.73 feet |
2640 |
B |
The helicopter deck of a MODU must be marked with the units identification, appropriate aiming circles, and a continuous line on the perimeter which is . |
8 inches wide |
16 inches wide |
24 inches wide |
32 inches wide |
2641 |
C |
The helicopter deck on an offshore drilling unit is required to be fitted with perimeter lights in alternating colors of. |
red and white |
yellow and white |
yellow and blue |
yellow and red |
2646 |
B |
The hoist line primarily used for lifting personnel on MODU cranes is called the. |
personnel line |
whip line |
main hoist line |
pendant |
2652 |
A |
The idler sheave which directs and turns the anchor cable from a semisubmersible is known as the . |
swivel fairlead |
windlass wildcat |
chain stopper |
chain director |
2653 |
D |
The immersion suit requirements apply to MODU's operating in all waters above. |
20°N and below 25°S |
25°N and below 30°S |
23°N and below 23°S |
32°N and below 32°S |
2654 |
D |
The immersion suit requirements for MODU's apply to units operating in the Atlantic Ocean above . |
20°North and below 20°South |
25°North and below 25°South |
30°North and below 30°South |
32°North and below 32°South |
2658 |
B |
The independent-leg drilling unit is the best jack-up rig selection for drilling at locations with. |
soft even bottoms |
firm uneven bottoms |
deep water |
shallow water |
2660 |
B |
The initial tension set in the mooring system of a MODU establishes the. |
maximum water depth at which drilling operations can be conducted |
distance the unit can be offset from the wellbore before the restoring forces oppose the environmental forces |
maximum time it will take to disconnect the riser package in the event of a storm |
minimum amount of ballast needed to keep the vessel at operating draft during normal drilling operations |
2664 |
B |
The inspection of portable extinguishers on a MODU must be. |
accomplished by an authorized servicing representative |
recorded by the person in charge |
completed every six months |
All of the above |
2666 |
C |
The instructions for launching lifeboats and liferafts on a MODU must be approved by the. |
lease operator |
Minerals Management Service |
Coast Guard |
person-in-charge of the unit |
2669 |
B |
The intact volume above the waterline of a floating MODU is. |
displacement volume |
reserve buoyancy |
gross tonnage |
net tonnage |
2672 |
B |
The International Oil Pollution Prevention (IOPP) Certificate required by MARPOL is issued to U.S. flag MODUs by the. |
International Maritime Organization |
U.S. Coast Guard |
American Bureau of Shipping |
Environmental Protection Agency |
2673 |
D |
The International Oil Pollution Prevention Certificate on a MODU is valid for a period of. |
one year from the date of issue |
two years from the date of issue |
three years from the date of issue |
four years from the date of issue |
2677 |
B |
The international shore connection required on a MODU is designed to. |
permit discharge of waste oil |
allow hook up of fire fighting water from a dock or another vessel |
satisfy pollution prevention requirements |
allow emergency use of the fire main for deballasting |
2679 |
C |
The jettisoning of topside weight from a MODU serves what purpose? |
It returns the MODU to an even keel. |
It reduces free surface effect. |
It lowers the center of gravity. |
It raises the center of gravity. |
2682 |
B |
The KG of the DEEP DRILLER increases from 57 feet to 59 feet while drilling at a 60 foot draft during an ice storm. What action should be taken? |
Continue drilling operations while waiting for the ice to melt |
Reduce the deck load until you reach the allowable KG for draft |
Notify the USCG that the rig is temporarily above the allowable KG |
Deballast to reach the allowable KG |
2707 |
B |
The lightweight longitudinal free surface moments for the DEEP DRILLER are. |
680,914 ft-long tons |
000 ft-long tons |
-5,937 ft-long tons |
-6,716 ft-long tons |
2709 |
B |
The lightweight transverse free surface moments for the DEEP DRILLER are. |
680,914 ft-long tons |
000 ft-long tons |
-5,937 ft-long tons |
-6,716 ft-long tons |
2712 |
A |
The limit switches on a MODUs survival-craft winch system. |
stop the winch just before the craft reaches the final stowage position |
limit the amount of cable on the drum |
limit the ascent rate |
stop the winch in case the craft weighs too much |
2723 |
C |
The litter on a MODU must be able to. |
carry at least two injured persons |
float for at least two hours |
be used on the types of helicopters serving the unit |
All of the above |
2724 |
D |
The load chart of a MODU crane enables the operator to combine the load radius with boom length to determine the. |
maximum counter weight required |
minimum horsepower required |
hoist rope strength |
allowable load |
2728 |
C |
The longitudinal free surface correction of a floating MODU displacing 12,000 kips is 1.20 feet. What would be the new FSCL if 2,400 kips of solid variable loads are added? |
1.50 feet |
1.20 feet |
1.00 foot |
0.83 foot |
2729 |
C |
The longitudinal free surface moments of a drilling mud pit aboard a MODU displacing 24,000 long tons in sea water is 1,200 ft-long tons. If the sounding level in the mud pit is reduced from 8 to 6 feet and the mud weight increases from 10 to 12 lbs/gallon, what is the new FSML for the mud pit? |
750 ft-long tons |
1,000 ft-long tons |
1,440 ft-long tons |
1,920 ft-long tons |
2730 |
C |
The longitudinal location of the center of flotation for the COASTAL DRILLER has a value of. |
207.33 feet AF0 |
160.33 feet AF0 |
119.44 feet AF0 |
38.33 feet AF0 |
2737 |
D |
The main function of the drawworks on a MODU is to . |
transport tubulars from the pipe racks to the derrick floor |
maintain constant tension on the marine riser |
store and secure the excess drill line |
lower and hoist the drill string into and out of the drilled hole |
2742 |
C |
The marine riser on the DEEP DRILLER should be disconnected if it appears the ball joint angle will exceed 10° or the mooring line tensions will exceed . |
348 kips |
500 kips |
522 kips |
600 kips |
2743 |
D |
The marine riser on the DEEP DRILLER should be disconnected if it appears the mooring line tensions will exceed 522 kips or the ball joint angle will exceed . |
4° |
5° |
7° |
10° |
2751 |
B |
The Master or person in charge of a mobile offshore drilling unit shall ensure the crane record book shows . |
the name of the operator |
the American Petroleum Institute name plate data |
the average load in pounds each usage |
All of the above |
2752 |
A |
The Master or person in charge of a MODU is required to log. |
the date and hour of each fire drill |
the names of all persons on board |
only casualties which occur while underway |
every event occurring on board |
2753 |
D |
The Master or person in charge of a MODU is required to log. |
the names of all persons on board |
only the names of the crew members on board |
only the names of passengers on board |
information on emergency training drills |
2754 |
B |
The Master or person in charge of a MODU is required to submit a casualty report of an intentional grounding under what condition? |
At the owner's discretion |
If it creates a hazard to navigation |
If the grounding lasts over 48 hours |
Under any condition |
2755 |
A |
The Master or person in charge of a MODU is required to submit a casualty report of an intentional grounding when it. |
creates a hazard to the vessel |
will last longer than 24 hours |
will last longer than 48 hours |
occurs in international waters |
2756 |
C |
The Master or person in charge of a MODU shall ensure the crane record book shows. |
the name of the crane operator |
an entry each time the crane is used |
date and result of each rated load test |
the time of day of the test |
2757 |
A |
The Master or person in charge of a MODU shall ensure the crane record book shows the . |
date and description of each failure |
average load in pounds for each usage |
total number of lifts for each usage |
All of the above |
2759 |
B |
The Master or person in charge on a MODU shall insure that line throwing equipment is not operated . |
during a rain storm |
in an explosive atmosphere |
near a lifeboat station |
by other than senior rig personnel |
2765 |
D |
The maximum angle at which the intact stability curves are valid for MODU's is the angle for . |
the limit of positive stability |
the limit of small-angle stability |
maximum offset |
downflooding |
2767 |
D |
The maximum combined drilling load for the COASTAL DRILLER consisting of the combined hook, rotary, setback, and conductor tension, shall not exceed. |
450 kips |
500 kips |
750 kips |
1000 kips |
2771 |
D |
The maximum draft to which a drilling unit may be safely loaded is called. |
mean draft |
calculated draft |
deep draft |
load line draft |
2772 |
A |
The maximum draft to which a MODU can legally be submerged is indicated by the. |
Load Line mark |
Certificate of Inspection |
Muster List ("Station Bill") |
Tonnage mark |
2779 |
A |
The maximum transverse extension of the cantilever for the COASTAL DRILLER places the rotary . |
within 10 feet of the centerline |
at the vessel TCG |
at the leg centroid |
40 feet aft of the transom |
2781 |
A |
The maximum weight for the COASTAL DRILLER in severe storm conditions is. |
14,158 kips |
14,400 kips |
15,158 kips |
17,280 kips |
2782 |
A |
The mean draft of a MODU is the draft. |
midway between the forward and aft draft marks |
at the center of flotation |
at the load line |
at the center of buoyancy |
2791 |
B |
The minimum number of portable C-II fire extinguishers required on the drill floor of a MODU is . |
1 |
2 |
3 |
4 |
2805 |
A |
The most important consideration in the event the Deep Driller suffers damage is. |
preserve reserve buoyancy |
advise authorities |
pump from adjacent undamaged compartments |
counterflood on the opposite corner |
2815 |
D |
The motions of the COASTAL DRILLER during a normal transit when wind speeds are less than 70 knots are limited by. |
stability |
deck edge immersion |
wave heights |
leg strength |
2816 |
A |
The Muster List ("Station Bill") of a MODU must be signed by the. |
person in charge |
Coast Guard marine inspection officer |
company safety director |
entire crew |
2828 |
B |
The notice of casualty to a MODU must include . |
a request for assistance |
the location of the unit at the time of the casualty |
an estimate of the cost to repair damages |
the amount of fuel remaining |
2832 |
D |
The number of able seamen required on a MODU is stated in the. |
American Bureau of Shipping code |
Department of Energy regulations |
Mineral Management Service rules |
Certificate of Inspection |
2834 |
C |
The number of certificated able seamen and lifeboatmen required on a MODU is determined by the . |
Minerals Management Service |
Corps of Engineers |
Coast Guard |
American Bureau of Shipping |
2835 |
A |
The number of certificated able seamen and lifeboatmen required on a MODU is stated in the . |
Certificate of Inspection |
American Bureau of Shipping code |
Minerals Management Service regulations |
Safety of Life at Sea Convention |
2838 |
C |
The number of kips necessary to change the true mean draft of a MODU one inch is known as . |
MT1 inch |
MH1 inch |
KPI |
KMD |
2841 |
C |
The object of plugging holes below the waterline on a MODU should be to. |
eliminate all water entering the hole |
only plug holes in machinery or other vital spaces |
reduce the entry of water as much as possible |
plug the largest holes first |
2842 |
B |
The objective of shoring the damaged area of a MODU is to. |
force the warped, bulged, or deformed sections back into place |
support and hold the area in the damaged position |
withstand subsequent additional damage |
make a watertight seal at the damaged area |
2856 |
D |
The order of importance in addressing damage control on a MODU is. |
control flooding, control fire, repair structural damage |
restore vital services, control fire, control flooding |
control fire, restore vital services, control flooding |
control fire, control flooding, repair structural damage |
2857 |
A |
The order to abandon a MODU should only be given by the . |
Offshore Installation Manager |
Barge Engineer |
Ballast Control Operator |
Rig Safety Supervisor |
2861 |
C |
The overturning forces acting on a floating jack-up are generally dominated by. |
waves |
current |
wind |
tide |
2875 |
B |
The person assigned to command a lifeboat or inflatable liferaft on a MODU shall have a list of the persons assigned to the lifeboat or liferaft. The list shall include each person's. |
home address |
duties |
home phone number |
nearest relative's address |
2876 |
B |
The person in charge of a mobile offshore drilling unit must insure that. |
the Muster List ("Station Bill") is approved by the Coast Guard |
the date of each fire extinguisher test is recorded |
all personnel are trained to launch the survival craft |
a fire drill is held at least once each day |
2877 |
D |
The person in charge of a mobile offshore drilling unit must insure that. |
each bilge pump is operated at least once a week |
all personnel are provided with work vests |
whistles and general alarm bells are tested once each day |
the date and hour of each fire drill is recorded in the log |
2878 |
C |
The person in charge of a MODU shall insure that the fuel tank of each motor propelled lifeboat is emptied, and the fuel is changed at least once every . |
3 months |
6 months |
12 months |
24 months |
2880 |
B |
The person on a MODU who is responsible for maintaining the engineering spaces in a clean and sanitary condition is the. |
Master, or person in charge |
Chief Engineer, or engineer in charge if no chief engineer is required |
senior mechanic, or mechanic on duty if no senior mechanic designated |
senior electrician, or electrician on duty if no senior electrician designated |
2882 |
B |
The person responsible for maintaining clean and sanitary conditions in the accommodation spaces of a MODU is the. |
Chief Steward |
Master or person in charge |
Chief Engineer |
Tool Pusher |
2883 |
D |
The person-in-charge of a mobile offshore drilling unit must be designated by the. |
Coast Guard |
Minerals Management Service |
operator or his agent |
owner or his agent |
2885 |
A |
The pipe and special fittings used on floating offshore drilling rigs to establish a connection between the top of the wellbore, which is on the ocean floor, and the drilling equipment, located above the surface of the water, is called a. |
marine riser pipe |
marine casing |
guide pipe |
guide base casing |
2886 |
D |
The plans, for use during emergencies aboard the DEEP DRILLER, are readily available in the . |
wheelhouse under glass |
pump room |
OIM's office |
ballast control room |
2888 |
C |
The pneumatic containers which store bulk dry mud additives and cement on a MODU are called . |
mud hoppers |
bulk bins |
P-tanks |
mud tanks |
2892 |
D |
The preferred agent used in fighting a helicopter crash fire on a MODU is. |
CO2 |
dry chemical |
water |
foam |
2899 |
A |
The primary danger in helicopter fires on a MODU is . |
burning jet fuel running on to quarters or other areas |
loss of the mooring system |
rotating and flying debris |
heat damage to helicopter structure |
2908 |
D |
The procedure of strengthening damaged structures on a MODU by using wood or steel is called . |
bracing |
battening |
blocking |
shoring |
2920 |
A |
The purpose of the inclining experiment on a MODU is to determine the. |
lightweight and lightweight center of gravity location |
position of the center of buoyancy |
position of the metacenter |
maximum load line |
2932 |
A |
The record of tests and inspection of fire fighting equipment on board a MODU must include . |
the name of the person conducting the test |
the weight of the charge |
recommendations for the next test |
All of the above |
2936 |
D |
The regulations regarding Oil Record Books do not apply to MODU's that. |
are on an international voyage |
are on a voyage of more than 24 hours |
have a valid International Oil Pollution Prevention Certificate |
have a valid National Pollutant Discharge Elimination System permit |
2941 |
B |
The required fireman's outfits required for MODU's are not to be used for any other purpose EXCEPT for the . |
oxygen and explosion meter when it is used for detection of flare gases |
self-contained breathing apparatus, when used as protection from gas leaking from a refrigeration unit |
boots and gloves that are made of rubber or electrically non- conductive material, if used when repairing electrical equipment |
lifeline, if used by personnel entering a compartment which might be deficient of oxygen |
2947 |
A |
The requirement to carry an Oil Record Book does not apply to a MODU that. |
is not equipped to discharge overboard any oil or oily mixture |
is on an international voyage to a country that is a party to MARPOL |
has an International Oil Pollution Prevention Certificate |
has an oily water separator of sufficient capacity for the oil wastes generated |
2948 |
C |
The requirements for obstruction lights on mobile offshore drilling units apply on all waters . |
outside the boundary lines that are covered by International Rules of the Road |
outside the lines of demarcation that are covered by the U.S. navigational rules |
over the Outer Continental Shelf and on waters under the jurisdiction of the United States |
over the prohibited zone defined in the Oil Pollution Control Act of 1961 |
2949 |
C |
The requirements for special welding procedures on a MODU must be contained in the. |
vessel plans |
Coast Guard file |
construction portfolio |
construction plans |
2957 |
D |
The righting moment created by a MODU that displaces 15,000 tons with a righting arm (GZ) of 0.02 foot is . |
3,000 foot-tons |
750 foot-tons |
600 foot-tons |
300 foot-tons |
2958 |
C |
The rotary of the COASTAL DRILLER is located 34 feet aft of the transom and 2 feet to port of the centerline. With the changes to lightweight shown in the Operating Manual, the maximum allowable hook load is. |
1000 kips |
875 kips |
854 kips |
776 kips |
2959 |
D |
The rotary of the COASTAL DRILLER is located 36 feet aft of the transom and 6 feet to starboard of the centerline. The hook load is 300 kips. Considering the changes to lightweight shown in the Operating Manual, the maximum amount of setback is . |
545 kips |
450 kips |
245 kips |
224 kips |
2960 |
C |
The rotary of the COASTAL DRILLER is located 38 feet aft of transom and 6 feet to starboard of the centerline. With the changes to lightweight shown in the Operating Manual, the maximum allowable hook load is. |
1000 kips |
445 kips |
424 kips |
346 kips |
2961 |
C |
The routes to be used during evacuation of the COASTAL DRILLER are shown in the. |
official log |
Muster List ("Station Bill") |
posted Fire Control/Lifesaving Plan |
control room under glass |
2992 |
C |
The shear rams of a MODU blowout preventer stack are used in emergency well control to. |
close and seal around the drill pipe |
close and seal around casing |
cut off pipe inside the preventer stack |
close and seal around drill collars |
3000 |
D |
The signal for fire alarm on a MODU must be indicated. |
at each alarm bell |
at each alarm actuator |
near all exits |
on the Muster List ("Station Bill") |
3008 |
C |
The signal to man emergency stations on MODU's is . |
30 seconds on/30 seconds off alternating signal |
continuous ringing of general alarm signal |
intermittent ringing of general alarm for not less than 10 seconds |
announced over PA system |
3018 |
C |
The sounding in tank 1P of the DEEP DRILLER is 7.58 feet. It is decided to fill tank 1P by flooding through the sea chest. What are the vertical moments for the added ballast? |
6,899 ft-long tons |
6,149 ft-long tons |
5,908 ft-long tons |
2,615 ft-long tons |
3019 |
D |
The sounding in tank 1P of the DEEP DRILLER is 7.58 feet. What are the longitudinal moments for this quantity of ballast? |
729 ft-long tons |
6,707 ft-long tons |
19,609 ft-long tons |
27,652 ft-long tons |
3020 |
B |
The sounding in tank 1P of the DEEP DRILLER is 7.58 feet. What are the vertical moments for this quantity of ballast? |
729 ft-long tons |
991 ft-long tons |
19,609 ft-long tons |
27,652 ft-long tons |
3021 |
B |
The sounding level of 12 lb. per gallon mud in mud pit 1S of the COASTAL DRILLER is 5.5 feet. What is the weight of the mud? |
104.53 kips |
114.37 kips |
116.45 kips |
127.41 kips |
3022 |
C |
The sounding level of 17 lb. per gallon mud in mud pit 2S of the COASTAL DRILLER is 7.75 feet. What are the longitudinal moments for this mud? |
16,031 ft-kips |
16,342 ft-kips |
20,387 ft-kips |
20,781 ft-kips |
3023 |
C |
The sounding level of 17 lb. per gallon mud in mud pit 2S of the COASTAL DRILLER is 7.75 feet. What are the transverse moments for this mud? |
896 ft-kips |
913 ft-kips |
1139 ft-kips |
1161 ft-kips |
3024 |
C |
The sounding level of 17 lb. per gallon mud in mud pit 2S of the COASTAL DRILLER is 7.75 feet. What is the weight of the mud? |
153.16 kips |
156.13 kips |
194.77 kips |
198.54 kips |
3234 |
B |
The stability of a semisubmersible MODU would be seriously reduced if flooding occurred in the . |
submerged hulls |
column void spaces |
dry mud tanks |
ballast tanks |
3235 |
D |
The stability which exists after the unintentional flooding of a compartment on a MODU is called . |
intact stability |
initial stability |
immersion stability |
damage stability |
3268 |
A |
The time required to ballast the DEEP DRILLER to survival draft, when threatened with heavy weather, while under tow, is about. |
2 hours |
3 hours |
4 hours |
5 hours |
3276 |
A |
The transverse distance between draft marks for the DEEP DRILLER is. |
122'-09" |
164'-00" |
217'-01" |
260'-05" |
3277 |
B |
The transverse free surface correction of a floating MODU displacing 24,000 long tons is 1.0 foot. When the MODU is deballasted by discharging 8,000 long tons of ballast, the FSMT decreases by 4,000 ft-long tons. What is the new FSCT? |
1.50 feet |
1.25 feet |
1.00 foot |
0.83 foot |
3279 |
B |
The true mean draft of a MODU is the draft . |
midway between drafts forward and aft |
at the center of flotation |
at the load line |
at the center of buoyancy |
3280 |
B |
The two courses of action if the underwater hull of a MODU is severely damaged are to plug the openings and to. |
dewater the compartment |
establish and maintain flooding boundaries |
secure power to the compartment |
counter flood to maintain even keel |
3281 |
C |
The two factors which make underwater hull repair of a MODU difficult are accessibility and the . |
availability of tools |
shape of the hull |
pressure exerted by the water |
threat of progressive flooding |
3286 |
D |
The type of shackle used in making up tow lines to a MODU should be. |
screw pin |
chain |
anchor |
safety |
3299 |
B |
The vertical distance between G and M of a MODU is used as a measure of. |
stability at all angles of inclination |
initial stability |
stability at angles less than the limit of positive stability |
stability at angles less than the downflooding angle |
3301 |
C |
The vessel motion that can significantly affect mooring line tensions on a MODU is. |
roll |
yaw |
surge |
pitch |
3314 |
D |
The weight of the loaded personnel carrier, when transferring personnel from a MODU with a crane, must not exceed. |
2/3 of the static rated load at the lift radius |
1/2 of the static rated load at the lift radius |
1/5 of the breaking strength of the hoist rope times the parts of the line used |
1/10 of the breaking strength of the hoist rope times the parts of line used |
3317 |
A |
The wooden plug inserted in the vent of a damaged tank of a MODU should be removed in case it is decided to. |
pump from the damaged tank |
fight a fire |
abandon the rig |
use the crossover system |
3327 |
A |
To assess the potential for progressive flooding aboard a damaged MODU, you must know the . |
integrity of the watertight boundaries |
capacity of the water sprinkler systems |
operation of the machinery space bilge level alarms |
All of the above |
3328 |
B |
To assure safe boarding and launching of a davit- launched liferaft from a MODU, preparation should include. |
load testing the davit arm and the painter system |
removing any side protective rails and checking that the overside and surface level are clear |
testing the spring loaded drum to assure it will retract the fall release hook |
testing to assure that the required lamps are functioning properly |
3333 |
D |
To determine the number of Able Seamen required on a mobile offshore drilling unit, you should check the . |
load line certificate |
Operations Manual |
Safety of Life at Sea Certificate |
Certificate of Inspection |
3334 |
B |
To determine the number of certificated Lifeboatmen required on a mobile offshore drilling unit, you should check the. |
load line certificate |
Certificate of Inspection |
Safety of Life at Sea Certificate |
Operations Manual |
3335 |
C |
To determine the number of industrial personnel allowed on a mobile offshore drilling unit, you should check the. |
Muster List ("Station Bill") |
Safety of Life at Sea Certificate |
Certificate of Inspection |
Operations Manual |
3336 |
D |
To determine the number of inflatable liferafts required on a mobile offshore drilling unit, you should check the. |
load line certificate |
Operations Manual |
stability letter |
Certificate of Inspection |
3337 |
B |
To determine the number of portable fire extinguishers required on a mobile offshore drilling unit, you should check the. |
hot work permit |
Certificate of Inspection |
Safety of Life at Sea Certificate |
Operations Manual |
3339 |
B |
To determine what navigation lights and day-shapes must be displayed on mobile offshore drilling units under tow, you should check the. |
American Bureau of Shipping classification rules |
International Regulations for Preventing Collisions at Sea |
Safety of Life at Sea Convention |
Minerals Management Service rules |
3344 |
A |
To enable tying down a helicopter on the landing area of a MODU, the landing deck must be fitted with . |
recessed tie down points |
hydraulically lifted bitts |
air tuggers |
fixed cleats |
3349 |
B |
To have the ultimate authority for a mobile offshore drilling unit while it is under tow, a rig mover must . |
hold an Able Seaman certificate and be designated as the person in charge of the rig |
hold a license as Offshore Installation Manager and be held as the person in charge of the rig |
be certified by an approved classification society and be designated as the person in charge of the rig |
be certified by the Minerals Management Service and be designated as the person in charge of the rig |
3352 |
A |
To keep injured survivors warm in the water after abandoning a MODU, they should. |
be placed in the middle of a small circle formed by the other survivors in the water |
float on their backs with their arms extended for maximum exposure to the air |
remove their life preservers and hold on to the uninjured survivors |
sip seawater at intervals of fifteen minutes |
3356 |
C |
To maintain a high state of readiness against the possibility of damage and subsequent flooding while aboard the DEEP DRILLER, you should . |
post a watch in the pump room |
keep tanks no more than half filled |
cap sounding tubes except when in use |
keep bilge pumps operating continuously |
3365 |
D |
To pump bilge water out of the port pump room on the DEEP DRILLER, using the #2 bilge pump, open port-side valve. |
28 |
36 |
41 |
42 |
3376 |
D |
To what distance below the hull must the legs of the COASTAL DRILLER be lowered in order to meet the stability and leg strength requirements during the wind speeds greater than 70 knots? |
0.0 feet |
1.2 feet |
25.0 feet |
60.5 feet |
3397 |
C |
Under ideal conditions, the DEEP DRILLER can pick up and place pipe in the rack at a rate of about . |
600 feet per hour |
800 feet per hour |
1,000 feet per hour |
1,200 feet per hour |
3408 |
C |
Under the regulations implementing MARPOL, a mobile offshore drilling unit is required to have an International Oil Pollution Prevention (IOPP) Certificate when the unit. |
is drilling on the Outer Continental Shelf |
moves to a new drilling location in U.S. waters |
engages in a voyage to a port of another country which is a party of MARPOL |
All of the above |
3414 |
A |
Until a change to lightweight has been approved, the weights and center of gravity locations for the changes to lightweight shown in the permanent record for the Deep Driller are treated as . |
variable load |
fixed load |
basic load |
gross tonnage |
3415 |
A |
Until a change to lightweight has been approved, the weights and moments shown in the Changes to Lightweight Record of the COASTAL DRILLER are treated as. |
variable loads |
stationary loads |
fixed loads |
basic loads |
3420 |
B |
Use of air gaps in excess of that stated in the Limits of Elevated Service for the COASTAL DRILLER could result in. |
the hull being in the storm wave zone |
increased overturning moments |
reduced exposed area |
increased static leg loading |
3460 |
B |
Vertical partitions which provide strength and compartmentalization on a MODU are called . |
decks |
bulkheads |
joiner work |
walls |
3475 |
C |
Weights added or discharged at the center of flotation on the COASTAL DRILLER while floating will change the . |
list |
trim |
true mean draft |
TPI |
3478 |
C |
What additional precautions should be taken when making temporary repairs to a MODU that is operating when hydrogen sulfide is present? |
Seal off all tank and compartment ventilation. |
Remove all bulk materials from the P- tanks. |
Provide respiratory protection and monitoring. |
All of the above |
3479 |
D |
What agency is responsible for enforcing the rules for obstruction lights on mobile offshore drilling units? |
Minerals Management Service |
Corps of Engineers |
Department of Energy |
U.S. Coast Guard |
3480 |
D |
What agency issues the Ship Station license for the VHF marine radio on a mobile offshore drilling unit? |
U.S. Coast Guard |
Department of Transportation |
Federal Broadcast Authority |
Federal Communications Commission |
3483 |
B |
What are the additional vertical moments created when P-tank #4 in the DEEP DRILLER sample load form #1 (Transit) is completely filled? |
2,252 foot-tons |
9,413 foot-tons |
11,665 foot-tons |
13,917 foot-tons |
3486 |
A |
What are the longitudinal moments for the contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet? |
-3,096 ft-tons |
-3,880 ft-tons |
-4,663 ft-tons |
-6,509 ft-tons |
3487 |
D |
What are the maximum acceptable levels of ice and snow accumulations on the COASTAL DRILLER? |
3 inches |
2 inches |
1 1/4 inches |
none |
3488 |
A |
What are the maximum vertical moments including free surface moments permitted on the DEEP DRILLER at a draft of 60 feet if the winds are greater than 70 knots? |
942,120 foot-tons |
946,271 foot-tons |
974,441 foot-tons |
1,059,885 foot-tons |
3489 |
D |
What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at a draft of 60 feet if the winds are less than 70 knots? |
942,120 foot-tons |
946,271 foot-tons |
974,441 foot-tons |
1,059,885 foot-tons |
3490 |
C |
What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft if the winds are greater than 70 knots? |
912,120 foot-tons |
942,120 foot-tons |
996,522 foot-tons |
998,927 foot-tons |
3491 |
D |
What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft if the winds are less than 70 knots? |
912,120 foot-tons |
933,124 foot-tons |
996,529 foot-tons |
998,929 foot-tons |
3495 |
B |
What are the transverse moments for 10.5 feet of sea water in preload tank #2 for the COASTAL DRILLER? |
15,044 kips |
12,123 kips |
5,468 kips |
2,732 kips |
3496 |
A |
What are the transverse moments for the contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet? |
3,049 ft-tons |
3,977 ft-tons |
6,412 ft-tons |
8,362 ft-tons |
3498 |
A |
What are the vertical moments for 14.0 feet of drill water in the COASTAL DRILLER's #1 drill water tank? |
2.455 ft-kips |
2.543 ft-kips |
2.725 ft-kips |
2.997 ft-kips |
3499 |
C |
What are the vertical moments for P-Tank #1 on the DEEP DRILLER if the ullage is 3.0 feet? |
1,167 foot-tons |
4,002 foot-tons |
6,758 foot-tons |
9,739 foot-tons |
3500 |
B |
What are the vertical moments for the cement contents of P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet? |
4,198 ft-tons |
7,067 ft-tons |
7,096 ft-tons |
14,921 ft-tons |
3507 |
A |
What class of bulkhead is required around the galley on a MODU? |
Class A |
Class B |
Class C |
Class D |
3508 |
A |
What color are obstruction lights on mobile offshore drilling units that are located on the waters of the U.S. Outer Continental Shelf seaward of the line of demarcation? |
White |
Red |
Yellow |
Blue |
3512 |
D |
What could cause a significant difference between actual chain tension and the tension measured by the tensiometer? |
The type of anchor and mooring line being used |
The type of bottom in which the MODU is anchored |
A significant difference between air and water temperature |
The chain contacting a chock or fairlead between the tensiometer and the lower swivel fairlead |
3514 |
D |
What danger is presented if a waterspout passes over a MODU? |
Heavy rains could cause downflooding. |
Visibility could be restricted by low clouds. |
Large waves could cause structural damage. |
Personnel may be injured by loose deck gear blown by the wind. |
3544 |
C |
What information must be available to use the Allowable Wind and Wave Charts for the COASTAL DRILLER? |
Soil conditions |
Overturning moment |
Water depth |
Specific gravity of the sea water |
3545 |
D |
What information must be entered on the MODU's muster list? |
Names of all crew members |
Use and application of special equipment |
Listing of approved emergency equipment |
Duties and station of each person during emergencies |
3552 |
A |
What is a major disadvantage of Di-Lok chain compared with Oil Rig Quality (stud link) chain in floating drilling rig operations? |
Shorter fatigue life |
Higher weight |
Lower strength |
Greater expense |
3615 |
C |
What is the change in longitudinal moments for the Coastal Driller if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #1? |
15,565 foot-kips increase |
7,585 foot-kips increase |
15,565 foot-kips decrease |
16,041 foot-kips decrease |
3616 |
B |
What is the change in longitudinal moments for the Coastal Driller if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #6? |
7,990 foot-kips increase |
7,990 foot-kips decrease |
8,502 foot-kips decrease |
16,041 foot-kips decrease |
3617 |
D |
What is the change in longitudinal moments for the Coastal Driller if 2.5 feet of drill water is discharged from drill water tank #23? |
1,671 ft-kips |
-161 ft-kips |
-4,708 ft-kips |
-20,052 ft-kips |
3618 |
A |
What is the change in longitudinal moments for the DEEP DRILLER if 103.48 long tons of ballast is discharged from a full ballast tank 1P? |
10,944 foot-tons decrease |
7,761 foot-tons decrease |
6,707 foot-tons decrease |
155 foot-tons decrease |
3619 |
A |
What is the change in longitudinal moments for the DEEP DRILLER if 103.48 long-tons of ballast is transferred from a full ballast tank 1P to an empty ballast tank 10S? |
21,913 foot-tons decrease |
13,414 foot-tons decrease |
10,944 foot-tons decrease |
6,707 foot-tons decrease |
3620 |
C |
What is the change in the vertical moments (excluding free surface effects) for the COASTAL DRILLER if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #6? |
253 foot-kips |
56 foot-kips |
-253 foot-kips |
-411 foot-kips |
3621 |
C |
What is the change in the vertical moments for the DEEP DRILLER if 2.0 feet of ballast is transferred from a full ballast tank 3P to an empty ballast tank 10P? |
43 ft-tons increase |
69 ft-tons decrease |
556 ft-tons decrease |
5,575 ft-tons decrease |
3622 |
A |
What is the change in transverse moments for the Coastal Driller if 2.5 feet of drill water is discharged from drill water tank #23? |
1,671 ft-kips |
-161 ft-kips |
-1,800 ft-kips |
-2,982 ft-kips |
3623 |
B |
What is the change in transverse moments for the DEEP DRILLER if 103.48 long tons of ballast is discharged from a full ballast tank 1P? |
10,944 foot-tons decrease |
7,761 foot-tons increase |
1,797 foot-tons increase |
155 foot-tons decrease |
3624 |
B |
What is the change in transverse moments for the DEEP DRILLER if 103.48 long-tons of ballast is transferred from a full ballast tank 1P to an empty ballast tank 10S? |
15,522 foot-tons increase |
15,181 foot-tons increase |
3,594 foot-tons increase |
1,797 foot-tons increase |
3625 |
C |
What is the change in vertical moments for the DEEP DRILLER if 103.48 long tons of ballast is discharged from a full ballast tank 1P? |
6,707 foot-tons decrease |
4,984 foot-tons decrease |
1,914 foot-tons decrease |
155 foot-tons decrease |
3626 |
D |
What is the chief advantage of an SCR or AC-DC system over a straight DC system for powering drilling rig machinery? |
Commutators are eliminated. |
Several machines can be operated from a DC bus. |
SCR systems are simpler. |
Required power can be drawn from a common AC bus. |
3630 |
B |
What is the decrease in longitudinal moments for the Deep Driller if 2.0 feet of ballast is transferred from 1S to 10P? |
15,265 ft-tons |
14,609 ft-tons |
7,293 ft-tons |
5,174 ft-tons |
3631 |
C |
What is the decrease in vertical moments for the Coastal Driller if 2.5 feet of drill water is discharged from a full drill water tank #23? |
3,464 ft-kips |
2,982 ft-kips |
482 ft-kips |
161 ft-kips |
3634 |
A |
What is the displacement of the DEEP DRILLER with a draft of 19.5 feet in fresh water? |
11,932.8 long tons |
12,232.8 long tons |
12,602.9 long tons |
18,919.8 long tons |
3639 |
D |
What is the function of an air receiver in the compressed air system on a MODU? |
Condenses moisture |
Provides overpressure protection |
Purifies the air |
Acts as an accumulator |
3645 |
B |
What is the increase in the longitudinal free surface correction for the DEEP DRILLER at a draft of 60 feet if 103.48 long-tons of ballast are transferred from a full ballast tank 1P to an empty ballast tank 10S? |
0.50 foot |
0.47 foot |
0.27 foot |
0.13 foot |
3646 |
B |
What is the increase in the transverse free surface correction for the DEEP DRILLER at a draft of 60 feet if 103.48 long-tons of ballast are transferred from a full ballast tank 1P to an empty ballast tank 10S? |
0.47 foot |
0.32 foot |
0.27 foot |
0.13 foot |
3647 |
B |
What is the increase in transverse free surface moments for the COASTAL DRILLER if 2.0 feet of drill water is transferred from a full drill water tank #23 to an empty drill water tank #6? |
9,172 foot-kips |
3,914 foot-kips |
2,109 foot-kips |
932 foot-kips |
3649 |
C |
What is the international calling and distress channel found on all VHF-FM equipped drilling rigs? |
Channel 1 |
Channel 10 |
Channel 16 |
Channel 68 |
B |
What is the lightweight of the DEEP DRILLER? |
680,914 long tons |
9,733 long tons |
5,937 long tons |
6,716 long tons |
|
3658 |
C |
What is the longitudinal shift in the center of gravity if 200 short tons is moved ten feet to port and 30 feet forward on a MODU with a displacement of 8,960 long tons? |
0.20 foot |
0.22 foot |
0.67 foot |
0.84 foot |
3660 |
D |
What is the maximum amount of variables that may be taken aboard the COASTAL DRILLER while loaded as shown in the Sample Load Form #3 (drilling)? |
1000 kips |
681 kips |
89 kips |
0 kips |
3666 |
B |
What is the maximum permitted hook load for the COASTAL DRILLER when 450 kips are in the setback and no other loads are on the cantilever? |
450 kips |
529 kips |
550 kips |
750 kips |
3667 |
B |
What is the maximum weight permitted on the cantilever pipe racks for the COASTAL DRILLER? |
450 kips |
500 kips |
750 kips |
1000 kips |
3668 |
C |
What is the maximum weight that can be placed in the setback area on the COASTAL DRILLER? |
1000 kips |
750 kips |
450 kips |
375 kips |
3688 |
C |
What is the minimum number of hand held, rocket propelled, parachute, red flare, distress signals required on board offshore drilling units? |
4 |
8 |
12 |
16 |
3689 |
C |
What is the minimum number of lifeboats which MUST be carried on a mobile offshore drilling unit that is allowed to carry more than 30 persons? |
4 |
3 |
2 |
1 |
3700 |
A |
What is the minimum required number of fire axes that must be carried on a mobile offshore drilling unit? |
2 |
3 |
4 |
5 |
3701 |
B |
What is the minimum required number of ring life buoys on a MODU? |
4 |
8 |
12 |
16 |
3711 |
B |
What is the new location of the longitudinal center of gravity if 200 short tons are discharged from 30 feet forward of amidships on a MODU with LCG 1.5 feet forward of amidships, and displacement 9,000 short tons? |
0.88 foot forward of amidships |
0.85 foot forward of amidships |
0.82 foot forward of amidships |
0.79 foot forward of amidships |
3712 |
A |
What is the new location of the transverse center of gravity if 200 short tons are discharged from 10 feet to port of the centerline on a MODU with TCG 0.7 foot starboard of the centerline, and the displacement is 9,000 short tons? |
0.94 foot starboard of centerline |
0.90 foot starboard of centerline |
0.47 foot port of centerline |
0.23 foot port of centerline |
3713 |
A |
What is the new location of the transverse center of gravity if 200 short tons are placed 10 feet to port of the centerline on a MODU with TCG 0.7 foot starboard of the centerline, and displacement 9,000 short tons? |
0.47 foot starboard of centerline |
0.40 foot starboard of centerline |
0.23 foot port of centerline |
0.20 foot port of centerline |
3751 |
B |
What is the shift in KG if all the liquid mud is dumped when the DEEP DRILLER is loaded as shown in the Sample Load #3 (Preparing to Drill)? |
1.26 feet downward |
1.51 feet downward |
2.77 feet downward |
1.47 feet downward |
3752 |
B |
What is the shift in the longitudinal center of gravity if 200 short tons are discharged from 30 feet forward of amidships on a MODU with LCG 1.5 feet forward of amidships, and displacement 9,000 short tons? |
0.62 foot aft |
0.65 foot aft |
0.68 foot aft |
0.71 foot aft |
3753 |
C |
What is the sounding in drill water tank #1 for the COASTAL DRILLER, if the weight of drill water in the tank is 388.32 kips? |
14.5 feet |
15.0 feet |
15.5 feet |
16.0 feet |
3760 |
C |
What is the transverse shift in the center of gravity if 200 short tons are placed 10 feet to port of the centerline on a MODU with TCG 0.7 foot starboard of the centerline, and the displacement is 9,000 short tons? |
0.03 foot |
0.20 foot |
0.23 foot |
0.62 foot |
3761 |
B |
What is the trim of a jack-up with a forward draft of 12 feet and an after draft of 13 feet? |
0.5 foot by the stern |
1.0 foot by the stern |
2.0 feet by the stern |
0.5 feet by the head |
3762 |
C |
What is the trim of a jack-up with forward draft of 11 feet and aft draft of 13.75 feet? |
1.38 feet by the stern |
1.45 feet by the stern |
2.75 feet by the stern |
2.90 feet by the stern |
3764 |
D |
What is the value of KML for the DEEP DRILLER at a draft of 60 feet? |
59.63 feet |
60.16 feet |
61.68 feet |
61.13 feet |
3766 |
C |
What is the VCG for the cement in P-Tank #1 on the DEEP DRILLER if the ullage is 6.4 feet? |
116.24 feet |
116.44 feet |
119.81 feet |
123.06 feet |
3767 |
D |
What is the VCG of the additional load if P-tank #4 in the DEEP DRILLER Sample Load Form #1 (Transit) is completely filled ? |
113.90 feet |
117.01 feet |
121.03 feet |
123.06 feet |
3769 |
B |
What is the weight in drill water tank #1 for the COASTAL DRILLER, if the sounding in the tank is 8 feet 2 inches? |
202.16 kips |
204.60 kips |
206.87 kips |
209.34 kips |
3770 |
B |
What is the weight in long tons of 180 barrels of 15 pound per gallon drilling mud? |
522.67 long tons |
50.63 long tons |
34.84 long tons |
3.38 long tons |
3771 |
C |
What is the weight of 100 barrels of 17 pound per gallon drilling mud? |
24.9 kips |
41.5 kips |
71.4 kips |
93.0 kips |
3772 |
D |
What is the weight of barite in P-tank #4 of the DEEP DRILLER if the ullage is 3.4 feet? |
11.5 long tons |
16.6 long tons |
54.2 long tons |
78.2 long tons |
3773 |
B |
What is the weight of bulk in P-tank #1 of the DEEP DRILLER if the ullage is 2.3 feet? |
34.3 long tons |
58.0 long tons |
83.6 long tons |
121.9 long tons |
3774 |
C |
What is the weight of cement in P-tank #1 of the Deep Driller if the ullage is 3.4 feet? |
11.5 long tons |
16.6 long tons |
54.2 long tons |
78.2 long tons |
3780 |
A |
What kind of conditions would you observe as the eye of a storm passes over your MODU's position? |
Huge waves approaching from all directions, clearing skies, light winds, and an extremely low barometer |
Flat calm seas, heavy rain, light winds, and an extremely low barometer |
Flat calm seas, heavy rain, light winds, and high pressure |
Huge waves approaching from all directions, clearing skies, light winds, and high pressure |
3781 |
C |
What lighting characteristic is required of an obstruction light on a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf? |
Fixed |
Flashing |
Quick-flashing |
Occulting |
3783 |
D |
What longitudinal moments are created when 379.97 kips of fresh water is placed in the COASTAL DRILLER's #1 drill water tank? |
1,729 ft-kips |
1,739 ft-kips |
1,749 ft-kips |
1,759 ft-kips |
3785 |
A |
What maximum wind velocity is assumed when determining the limits of elevated service for the COASTAL DRILLER? |
100 knots |
70 knots |
50 knots |
It varies with the Allowable Wind and Wave charts. |
3789 |
A |
What must be entered in the unofficial logbook by the Master or person in charge of a mobile offshore drilling unit after conducting a fire drill? |
The condition of all fire fighting equipment, watertight door mechanisms, and valves used during each drill |
The location of the unit at the time each drill is conducted |
The name of each crew member who participated in the drill and their responsibilities |
All of the above |
3793 |
C |
What must be provided on a MODU helicopter deck that is equipped with fueling facilities? |
Fuel testing station |
Foam testing station |
Foam fire protection system |
Fire alarm |
3796 |
A |
What must the Master or person in charge of a MODU enter in the logbook after conducting a boat drill? |
Which survival craft was used in the drill |
The number of each lifeboat not lowered during each drill |
Only the number of each motor propelled lifeboat that is lowered |
The length of time an oar propelled lifeboat is rowed |
3797 |
B |
What must the Master or person in charge of a MODU enter in the logbook after conducting an abandonment drill? |
The sea condition at the time of the drill |
Which survival craft was used |
The names of all crew members participating in the drill |
The name of the lifeboatman in charge of each boat |
3800 |
C |
What organization is approved by the Coast Guard for certifying cranes on mobile offshore drilling units? |
Minerals Management Service |
International Maritime Organization |
American Bureau of Shipping |
Lloyd's of London |
3803 |
A |
What port-side valves must be open to transfer ballast from Tank 10P to Tank 1P on the DEEP DRILLER, using the Port #1 ballast pump? |
23, 35, 34, 33, 43, and 2 |
23, 43, 33, and 1B |
23, 33, 43, and 1 |
23, 35, 34, 33, 43, and 1 |
3804 |
A |
What port-side valves must be open to transfer ballast from Tank 1P to Tank 10P on the DEEP DRILLER using the Port #1 ballast pump? |
1, 33, 43, and 24 |
1, 33, 44, 45, and 23 |
1, 34, 35, and 23 |
1, 33, 43, 48, and 23 |
3816 |
D |
What pump may be used to supplement the bilge pump on the DEEP DRILLER? |
#1 Ballast |
#2 Ballast |
Salt-Water Service |
Drill water |
3818 |
C |
What repair or modification to a MODU would most likely require consulting the construction portfolio? |
Replacing watertight doors in quarters |
Repair of drill pipe racks on deck |
Repair of leg-to-can connection on a jack- up |
Replacing a service pump foundation |
3833 |
C |
What signal must be sounded by a vessel towing a mobile offshore drilling unit through an area of restricted visibility? |
Two prolonged blasts |
Five or more short blasts |
One prolonged and two short blasts |
One prolonged and three short blasts |
3851 |
D |
What would be considered a vessel under the International Rules of the Road? |
A jack-up rig under tow |
A semisubmersible drilling rig under tow |
A semisubmersible drilling rig drifting after breaking a tow line |
All of the above |
3860 |
C |
When a davit-launched raft is lowered from a MODU, upon becoming waterborne, the raft is released by . |
activating the release lock of the hook |
pulling smartly on the knobbed cocking lanyard |
the effects of buoyancy removing the weight of the raft from the hook |
releasing the boarding flap and the bowsing lines |
3861 |
A |
When a fire drill is conducted on a mobile offshore drilling unit, the designated person in charge must ensure that. |
all personnel report to their stations |
each hose is brought to full pressure at the nozzle |
at least three portable extinguishers are activated |
All of the above |
3862 |
D |
When a floating MODU inclines to an angle slightly greater than the angle of loll, she will. |
capsize |
incline further |
flop to the other side |
return to the angle of loll |
3863 |
D |
When a floating MODU inclines to an angle slightly less than the angle of loll, she will. |
capsize |
incline less |
flop to the other side |
return to the angle of loll |
3871 |
D |
When a marine surveyor is employed to assist in the move of a mobile offshore drilling unit, he . |
becomes responsible for the safe movement of the rig |
relieves the Offshore Installation Manager at the moment the rig is free from the bottom |
must be designated as the person in charge of the rig |
is a specialist who is hired to provide advice and guidance on aspects of the move |
3872 |
A |
When a mobile offshore drilling unit on the waters of the U.S. Outer Continental Shelf has more than one obstruction light, the lights must be operated to flash . |
at the same time |
in sequence at intervals of five seconds |
in sequence at intervals of ten seconds |
in sequence at intervals of fifteen seconds |
3873 |
D |
When a MODU is afloat in equilibrium, the horizontal component of mooring line tensions should equal . |
drilling forces |
weight forces |
buoyancy forces |
environmental forces |
3874 |
B |
When a MODU is inclined at a small angle, the center of buoyancy will. |
remain stationary |
move toward the low side |
move toward the high side |
move to the height of the metacenter |
3875 |
A |
When a MODU is involved in a casualty, the cost of property damage includes. |
the cost of labor and material to restore the property to the service condition which existed prior to the casualty |
the loss of revenues while the unit is being repaired, up to a maximum of $50,000 |
the damage claims awarded to individuals or companies involved in the casualty, up to a maximum of $50,000 |
All of the above |
3888 |
C |
When a semisubmersible rig under tow experiences pounding on the forward transverse brace, the surest way to alleviate the condition would be to . |
adjust the length of the tow line |
have the tug slow down |
ballast down |
change course |
3889 |
B |
When a semisubmersible rig under tow veers from side to side on its tow line, the best way of controlling the action is to. |
trim by the bow |
trim by the stern |
play out stern anchor chain |
adjust the length of the towing bridle |
3906 |
B |
When a wind force causes a floating MODU to heel to a static angle, the. |
centers of buoyancy and gravity are in the same vertical line |
righting moment equals the wind- heeling moment |
downflooding point is below water |
deck-edge immersion occurs |
3908 |
C |
When abandoning a MODU, after launching the survival craft you should. |
plot a course for the nearest land |
take a vote on which direction you should go |
stay in the immediate area |
go in one direction until fuel runs out |
3923 |
C |
When are fore and aft draft readings required to be entered in the unofficial logbook of a MODU? |
Once a day |
Once a week |
Prior to getting underway |
Only when entering waters of different density |
3924 |
C |
When assuming the maximum ice weight accumulation on the DEEP DRILLER at survival draft, the vertical moments are increased by. |
40,402 ft-long tons |
42,255 ft-long tons |
45,593 ft-long tons |
49,280 ft-long tons |
3930 |
A |
When cargo aboard a jack-up in transit becomes adrift, the tow vessel should be asked to . |
turn into the seas |
turn to be parallel to the seas |
reduce speed |
increase speed |
3936 |
D |
When clear ice is present when the DEEP DRILLER is in transit, the vertical moments are increased by . |
40,402 ft-long tons |
42,255 ft-long tons |
45,593 ft-long tons |
49,280 ft-long tons |
3937 |
B |
When clear ice is present while drilling, the vertical transverse moments of the DEEP DRILLER are increased by. |
40,402 ft-long tons |
42,255 ft-long tons |
45,593 ft-long tons |
49,280 ft-long tons |
3953 |
C |
When drilling from a MODU the weight in air of tubular goods on the racks is reduced when run into the drilled hole because of the effect of. |
drill string compensators |
formation pressure |
buoyancy of the mud |
vessel motion |
3954 |
B |
When drilling from a MODU, the conductor casing is landed with its top extending to just. |
above the sea floor |
below the drill floor |
below sea level |
below the sea floor |
3958 |
A |
When elevating the COASTAL DRILLER in 100 feet of water, the unit should be placed at an air gap of . |
35 feet |
32 feet |
30 feet |
25 feet |
3959 |
B |
When elevating the COASTAL DRILLER in 150 feet of water, the unit should be placed at an air gap of . |
35 feet |
32 feet |
30 feet |
25 feet |
3960 |
C |
When elevating the COASTAL DRILLER in 200 feet of water, the unit should be placed at an air gap of . |
35 feet |
32 feet |
30 feet |
25 feet |
3961 |
B |
When evacuating the DEEP DRILLER, preparations should include. |
putting the unit at transit draft |
activating the emergency power system |
jettisoning all combustible materials |
removing all tension from the mooring lines |
3963 |
D |
When extracting the legs from the soil, the hull of the COASTAL DRILLER may be pulled down until the draft is. |
at the maximum load line draft |
one foot less than maximum load line draft |
one foot deeper than maximum load line draft |
one foot deeper than calculated afloat draft |
3972 |
C |
When filling fuel-oil tank 4S on the DEEP DRILLER, it is necessary to open valve. |
9 |
10 |
11 |
12 |
3973 |
D |
When filling fuel-oil tank 6P on the DEEP DRILLER, it is necessary to open valve. |
9 |
10 |
11 |
12 |
3982 |
B |
When H2S has been encountered on a MODU, or is anticipated, monitoring devices must sound an alarm (which differs from the lower concentration alarm) or otherwise warn employees when concentration of H2S reaches or exceeds how many parts per million? |
20 |
50 |
100 |
200 |
3983 |
C |
When H2S is burned (flared) on a MODU, what can you expect to occur? |
All of the H2S will be converted to SO2. |
All of the H2S will be converted to hydrogen and free sulfur. |
Only 80% of the H2S will be converted to SO2 or free sulfur. |
The H2S not converted will not be dangerous. |
3984 |
C |
When hanging off drill pipe in emergency situations aboard a MODU, the preferred location of the drill bit is . |
on bottom with the full drill string in tension |
one stand (approximately 93 feet) off bottom |
no deeper than the shoe of the last casing set |
as close to the surface as possible |
3987 |
C |
When hoisting personnel from a vessel, with the MODU cranes, the crane operator must assure that . |
the personnel carrier remains directly over the vessel |
all personnel are inside the net type carrier |
the personnel carrier remains directly over water |
he does not swing the load until it is above the landing area |
3996 |
B |
When is the density of the water required to be logged in the logbook of a MODU? |
Any time the vessel moves from water of one density into waters of a different density |
Prior to getting underway when the vessel is floating in fresh or brackish water |
Only when the vessel moves from fresh water into salt water |
The density of the water is not required to be logged in the unofficial logbook |
4004 |
B |
When leveling the elevated COASTAL DRILLER, you may raise the low corner instead of lowering the high corner . |
in all cases, it is optional |
if lowering the high corner places the unit in the wave action |
if proper air gap has been exceeded |
if a potential punch- through threatens |
4014 |
D |
When may a personnel net be used to bring heavy equipment aboard an offshore drilling unit? |
Only when the seas are calm |
Only during rough weather |
Only when there are no personnel in the net |
Never |
4017 |
D |
When must a MODU display navigation lights while underway? |
Only between sunrise and sunset |
At all times while being towed |
Only when other vessels are in sight |
Whenever visibility is restricted |
4018 |
D |
When must the Master or person in charge of a MODU log the position of load line marks in relation to the surface of the water in the logbook? |
Once a day |
At the change of every watch |
Only when in fresh or brackish water |
Prior to getting underway |
4022 |
B |
When patching holes in the hull of a MODU, pillows, bedding, and other soft materials can be used as . |
caulking |
gaskets |
strongbacks |
wedges |
4031 |
A |
When preloading the COASTAL DRILLER, the maximum total weight shall not exceed. |
21,497 kips |
21,297 kips |
17,700 kips |
14,400 kips |
4032 |
B |
When preloading the COASTAL DRILLER, the minimum total weight shall not be less than . |
21,497 kips |
21,297 kips |
17,700 kips |
14,400 kips |
4033 |
C |
When preparing a MODU for heavy weather, fuel oil day tanks should be. |
pumped overboard to calm the seas |
drained to the lower hull to reduce free surfaces |
filled to ensure that sufficient fuel oil is available during a lengthy emergency |
partially drained to increase free surfaces in order to reduce motions |
4036 |
A |
When pumping fuel between an offshore supply vessel (OSV) and a MODU, there must be direct VHF radio contact between the offshore supply vessel engineer and the. |
person in charge of the fuel transfer |
crane operator |
ballast control operator |
barge superintendent |
4038 |
B |
When removing the cap from a sounding tube on a MODU, the sound of air escaping indicates the tank . |
is full |
may be partially flooded |
level has dropped |
is completely flooded |
4048 |
A |
When shoring a damaged bulkhead on a MODU, effort should be taken to spread the pressure over the . |
maximum possible area |
minimum possible area |
nearest watertight door |
nearest longitudinal girder |
4050 |
A |
When should the emergency position-indicating radio beacon be activated after abandoning a MODU? |
Immediately |
After one hour |
Only when another vessel is in sight |
Only after sunset |
4061 |
C |
When taking soundings on a floating MODU, the tape should be lowered and brought back quickly to . |
reduce the time the sounding tube is open |
avoid creating a spark |
lessen the effect of roll or pitch on the reading |
lessen the effect of heave on the reading |
4062 |
A |
When taking soundings on a MODU, coating the tape with chalk helps to. |
better identify the correct reading |
show the depth of any water in an oil tank |
make the tape roll easier |
reduce possibility of sparks |
4063 |
A |
When testing fire hoses on offshore drilling units, each hose must be subjected to a test pressure of at least . |
100 psi |
110 psi |
120 psi |
150 psi |
4069 |
B |
When the COASTAL DRILLER is afloat, the water for the saltwater eductor system is provided by . |
raw water tower pumps |
fire pumps |
bilge pumps |
mud pumps |
4070 |
A |
When the COASTAL DRILLER is elevated, the water for the saltwater eductor system is provided by . |
raw water tower pumps |
fire pumps |
bilge pumps |
mud pumps |
4071 |
C |
When the COASTAL DRILLER is level at a draft of 10.5 feet, what is the value of the LCG? |
00.0 feet |
111.35 feet |
119.44 feet |
120.59 feet |
4072 |
C |
When the COASTAL DRILLER is loaded as shown in the sample load form #3 (drilling), the hook load is placed in the pipe racks. What would be the new variable load? |
2,381.0 kips |
3,381.0 kips |
3,658.8 kips |
4,381.0 kips |
4073 |
B |
When the COASTAL DRILLER is properly preloaded, each of the leg reactions should be. |
7,200 kips |
7,099 kips |
4,720 kips |
3,381 kips |
4089 |
B |
When the longitudinal strength members of a MODU are continuous and closely spaced, the vessel is . |
transversely framed |
longitudinally framed |
intermittently framed |
web framed |
4096 |
A |
When the wave period and the apparent rolling period of the MODU are the same. |
synchronous rolling occurs |
roll period decreases |
roll period increases |
roll amplitude is dampened |
4098 |
D |
When threatened with a severe storm while operating in 250 feet of water, the COASTAL DRILLER should be placed at an air gap of. |
35 feet |
32 feet |
30 feet |
25 feet |
4099 |
B |
When transferring personnel with a MODU crane, the weight of the loaded personnel carrier must not exceed. |
1/2 of the static rated load at the lift radius |
1/3 of the static rated load at the lift radius |
1/2 of the breaking strength of the hoist rope times the parts of line used |
1/3 of the breaking strength of the hoist rope times the parts of line used |
4108 |
A |
When underway at a draft of 10.5 feet in a severe storm, the COASTAL DRILLER has a maximum allowed KG of. |
40 feet |
50 feet |
55 feet |
65 feet |
4126 |
B |
When weight-testing a davit launched liferaft on a mobile offshore drilling unit, the deadweight equivalent for each person in the allowed capacity of the raft is. |
155 pounds |
165 pounds |
175 pounds |
185 pounds |
4127 |
B |
When weight-testing a davit-launched liferaft on a mobile offshore drilling unit, the test weight must be equivalent to the weight of the raft, its required equipment, and. |
90% of the allowed capacity of persons for the raft |
100% of the allowed capacity of the persons for the raft |
110% of the allowed capacity of the persons for the raft |
120% of the allowed capacity of the persons for the raft |
4132 |
A |
When would a jack-up drilling rig be considered "underway" under the International Rules of the Road? |
When it is being towed to a new location |
When it is elevated and taking on preload |
When it is elevated and engaged in drilling |
When it is moored to a dock in the shipyard |
4144 |
B |
Where are self-closing doors required on a MODU? |
In the galley |
In each stair tower |
To each sleeping room |
To the engine room |
4148 |
A |
Where foam extinguishing systems are provided on a MODU, each machinery flat in the protected space must have a(n). |
coaming |
alarm |
drain |
fire sensor |
4150 |
B |
Where is the keel generally located on a MODU? |
Along the midships axis |
Along the centerline of the lower hulls |
Along the roll axis of the hull |
Along the axis of rotation of the hull |
4152 |
B |
Where is thicker plating usually found in the construction of integral tanks on a MODU? |
On the outside of the tank |
At the bottom of the tank |
At the top of the tank |
At the center of the tank |
4153 |
D |
Where must the 0mster or person in charge of a MODU record the date of each test of emergency lighting and power systems and the condition and performance of the equipment? |
On the Certificate of Inspection |
On the Muster List ("Station Bill") |
In the Operations Manual |
In either the official or unofficial log |
4155 |
A |
Where must you record the date of each emergency training drill conducted on a MODU? |
In the logbook |
In the Operations Manual |
On the Certificate of Inspection |
On the muster list |
4164 |
B |
Where will you find the requirements for the lights that must be displayed on a mobile offshore drilling unit that is being towed? |
Notice to Mariners |
COLREGS |
Coast Pilot |
Light List |
4165 |
A |
Where will you find the requirements for the signals that must be sounded by a mobile offshore drilling unit that is being towed through an area of restricted visibility? |
COLREGS |
MMS Rules |
SOLAS Convention |
Coast Pilot |
4202 |
C |
Which data is NOT used in the Allowable Wind and Wave Charts for the COASTAL DRILLER? |
Leg penetration |
Wave height |
Total weight |
Current |
4365 |
C |
Which record must be retained on board after a report of casualty to a mobile offshore drilling unit? |
Oil Record Book |
Chart catalogs |
Personnel list |
Hull report |
4366 |
B |
Which record must be retained on board after a report of casualty to a MODU? |
Preventive maintenance log |
Storage plans |
Oil Record Book |
Repair record book |
4371 |
B |
Which shape shown would be displayed by a mobile offshore drilling unit that is being towed more than 200 meters astern of a towing vessel? |
A |
B |
C |
D |
4523 |
D |
Which type of hull damage on a floating MODU should be repaired first? |
Damage below the waterline |
Damage to interior watertight boundaries |
Damage to/in machinery rooms |
Damage at or just above the waterline |
4531 |
D |
Which type of respiratory protection is preferable for repair/investigation personnel on a MODU in a hydrogen sulfide (H2S) environment? |
U.S. Navy Oxygen Breathing Apparatus (OBA) |
Emergency Escape Breathing Apparatus (EEBA) |
Demand Self- Contained Breathing Apparatus (SCBA) |
Pressure-Demand Self-Contained Breathing Apparatus (SCBA) |
4560 |
A |
While a MODU is underway, a look-out must be maintained. |
at all times |
only during periods of restricted visibility |
only when other vessels are present |
only during the hours of darkness |
4562 |
B |
While anchored in 600 feet water depth, 3,150 feet of chain is deployed for line #8. Tension on that line is 220 kips. According to the DEEP DRILLER Operating manual, how much of that chain lies along the bottom? |
994 feet |
1,422 feet |
1,728 feet |
2,550 feet |
4563 |
B |
While anchored in 700 feet of water, 3,150 feet of chain is deployed for line #4. Tension on that line is 200 kips. According to the DEEP DRILLER Operating Manual, how much of that chain lies along the bottom? |
1,218 feet |
1,398 feet |
1,752 feet |
1,844 feet |
4564 |
D |
While at operating draft, the DEEP DRILLER suffers flooding in the port pump room. Both port bilge pumps are inadequate to dewater the pump room. You may supplement the bilge pumps with the . |
starboard ballast pump and crossover system |
port ballast pump |
port saltwater service pump |
port drill water pump |
4567 |
A |
While being towed at a 19.5 foot draft, the DEEP DRILLER experiences single amplitude pitching of 7.5 degrees with an 8 second period. You should . |
continue towing operations and carefully monitor vessel motions |
alter course into the wind to improve motion characteristics |
ballast the rig to a 45 foot draft and check the vessel motion at the new draft |
ballast the rig to a 60 foot draft and check vessel motion at the new draft |
4568 |
C |
While being towed at a 19.5 foot draft, the DEEP DRILLER experiences single amplitude rolls of 10° with a period of 8 seconds. You should. |
continue towing operations at a 19.5 foot draft |
ballast the rig to a 60 foot draft and continue towing operations |
ballast the rig to a 45 foot draft and check the vessel motions |
alter course to bring the wind off the starboard beam |
4570 |
C |
While drilling ahead with 60 foot draft, the DEEP DRILLER encounters lost circulation and loses 460 barrels of 16 pounds per gallon mud to the hole. What is the resulting draft if no additional ballast is taken on? |
57 feet |
58 feet |
59 feet |
60 feet |
4571 |
B |
While drilling ahead with 60 foot draft, the DEEP DRILLER encounters lost circulation and loses 900 bbls. of 16 pounds per gallon mud to the hole. How much ballast must be taken on to maintain 60 foot draft? |
220 long tons |
270 long tons |
330 long tons |
440 long tons |
4572 |
B |
While drilling at 4,000 feet with casing set to 2,000 feet, the well kicks with mud weight in the hole. Mud pumps are shut down and the blowout preventer is closed. Compared to the drilling situation, the pressure on the casing seat will be. |
unchanged |
increased |
reduced |
indeterminable |
4573 |
C |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected forward inclination. The wind and waves are light from the starboard bow. Among the possible causes, you should consider. |
failure of mooring lines 2 and 3 |
drilling crew has dumped the mud |
the drill string has broken |
ballast tanks equalizing into tank 1P |
4574 |
B |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to port and aft. Strong winds and high waves are from the starboard bow. Among the possible causes, you should consider . |
failure of mooring lines 1 or 2 |
failure of mooring lines 3 or 4 |
leak in ballast tank #9P |
ballast tanks equalizing into tank 10P |
4575 |
B |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to port and forward. Strong wind and high waves are from the starboard quarter. Among the possible causes, you should consider . |
failure of mooring lines 1 or 2 |
failure of mooring lines 5 or 6 |
leak in ballast tank #2P |
ballast tanks are equalizing into tank 1P |
4576 |
B |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to starboard and aft. Strong wind and high waves are on the port bow. Among the possible causes, you should consider. |
failure of mooring lines 5 or 6 |
failure of mooring lines 1 or 2 |
leak in ballast tank 9P |
ballast tanks equalizing into tank 10S |
4577 |
B |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected inclination to starboard and forward. Strong winds and high waves are from the port quarter. Among the possible causes, you should consider. |
failure of mooring lines 3 or 4 |
failure of mooring lines 7 or 8 |
leak in ballast tank #2S |
ballast tanks equalizing into tank 1S |
4578 |
B |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers a sudden unexpected starboard and aft inclination. The wind and waves are light. What might have caused the inclination? |
Mooring lines 6 and 7 have failed. |
The drilling crew has dumped the mud. |
The drill string has broken. |
Ballast tanks have equalized into tank 10S. |
4579 |
D |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers an unexpected but slowly increasing port and aft inclination. The wind and waves are light. This inclination could have been caused by. |
the failure of mooring lines 2 and 3 |
the drilling crew dumping the mud |
the drill string breaking |
ballast tanks equalizing into tank 10P |
4580 |
D |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers an unexpected but slowly increasing port and forward inclination. The wind and waves are light. This inclination could have been caused by. |
the failure of mooring lines 5 and 6 |
the drilling crew dumping the mud |
the drill string breaking |
ballast tanks equalizing into tank 1P |
4581 |
D |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers an unexpected but slowly increasing starboard and aft inclination. The wind and waves are light. This inclination could have been caused by. |
the failure of mooring lines 6 and 7 |
the drilling crew dumping the mud |
the drill string breaking |
ballast tanks equalizing into tank 10S |
4582 |
D |
While drilling loaded as shown in Sample Load Form #4 (Drilling), the DEEP DRILLER suffers an unexpected but slowly increasing starboard and forward inclination. The wind and waves are light. This inclination could have been caused by . |
the failure of mooring lines 7 and 8 |
the drilling crew dumping the mud |
the drill string breaking |
ballast tanks equalizing into tank 1S |
4583 |
C |
While elevated as shown in Sample Load Form #3 (Drilling), winds are 57 knots and current is 2 knots. What is the maximum wave height allowed for drilling? |
30 feet |
33 feet |
35 feet |
40 feet |
4584 |
C |
While elevated, the COASTAL DRILLER prepares for a severe storm. When the setback is lowered and placed in the pipe racks, it is considered as part of the . |
fixed loads |
basic loads |
variable loads |
storm loads |
4585 |
C |
While going on location in 200 feet water depth when the roll angle of the COASTAL DRILLER is 2.5 degrees, the roll period should be longer than . |
0.8 second |
6.2 seconds |
13.0 seconds |
17.0 seconds |
4586 |
D |
While going on location in 250 feet water depth when the pitch angle of the COASTAL DRILLER is 2 degrees, the single amplitude pitch period should be longer than. |
0.2 second |
0.4 second |
4.9 seconds |
13.9 seconds |
4587 |
C |
While in 150 feet water depth when the pitch angle of the COASTAL DRILLER is 1 degree, the platform pitch period for going on location should be longer than . |
0.2 second |
3.2 seconds |
7.0 seconds |
9.2 seconds |
4588 |
C |
While in 150 feet water depth when the pitch angle of the COASTAL DRILLER is 2 degrees, the platform roll period for going on location should be longer than . |
0.5 second |
5.0 seconds |
10.0 seconds |
13.5 seconds |
4589 |
C |
While in 150 feet water depth when the single amplitude roll angle of the COASTAL DRILLER is 1 degree, the safe platform roll period for going on location should be longer than. |
0.2 second |
3.2 seconds |
7.0 seconds |
9.2 seconds |
4590 |
A |
While in 150 feet water depth when the single amplitude roll angle of the COASTAL DRILLER is 2 degrees, the safe platform roll period for going on location should be longer than. |
0.5 second |
5.0 seconds |
10.0 seconds |
13.5 seconds |
4591 |
C |
While in ocean transit at a draft of 10 feet, the Coastal Driller has a maximum allowed KG of . |
42 feet |
44 feet |
65 feet |
70 feet |
4592 |
D |
While in ocean transit, the COASTAL DRILLER experiences a single amplitude roll of 5 degrees. What is the minimum roll period that does not exceed the design limits of the legs? |
2.7 seconds |
4.0 seconds |
6.5 seconds |
7.2 seconds |
4593 |
D |
While in ocean transit, the COASTAL DRILLER has a roll period of 9 seconds. What is the largest angle each side of vertical that does not exceed the design limits of the legs in good weather? |
14° |
11° |
9° |
7° |
4594 |
D |
While in ocean transit, the COASTAL DRILLER has a roll period of four seconds. What would be the largest angle each side of vertical that does not exceed the design limit of the legs? |
6.3 degrees |
5.0 degrees |
3.5 degrees |
2.0 degrees |
4596 |
D |
While in transit at a draft of 10.5 feet, the COASTAL DRILLER has a KGT of 60.0 feet. What is the GMT? |
139.92 feet |
138.89 feet |
79.92 feet |
78.89 feet |
4597 |
D |
While in transit at a draft of 20.5 feet, the DEEP DRILLER has a KGL of 65.00 feet. What is the GML? |
7.55 feet |
5.42 feet |
5.30 feet |
5.10 feet |
4598 |
A |
While in transit at a draft of 20.5 feet, the DEEP DRILLER has a KGT of 65.00 feet. What is the GMT? |
7.55 feet |
5.42 feet |
5.30 feet |
5.10 feet |
4599 |
B |
While in transit during heavy weather, the crew aboard a semisubmersible should be alert to repeated pounding of waves on the lower bracing. If necessary, the unit should be. |
deballasted to a shallower draft |
ballasted to survival draft |
ballasted to a draft in which the KG exceeds the maximum allowed |
towed in the trough of the waves |
4600 |
C |
While in transit, the DEEP DRILLER suffers flooding in the port pump room. Both port bilge pumps are inadequate to dewater the pump room. You may supplement the bilge pumps by using the . |
starboard ballast pump |
port saltwater service pump |
port drill water pump |
starboard ballast pump and crossover system |
4601 |
B |
While in transit, the DEEP DRILLER suffers flooding in the starboard pump room. Both starboard bilge pumps are inadequate to dewater the pump room. You may supplement the performance of the bilge pumps by using the. |
starboard saltwater service pump |
starboard drill water pump |
starboard ballast pump |
port ballast pump and crossover system |
4602 |
C |
While loaded as shown in Sample Load Form #5 (Survival), an estimated 250 long tons of snow and ice accumulates on the DEEP DRILLER at an estimated height of 127 feet. Assuming no corrective ballasting, what is the margin on maximum allowable KG? |
1.55 feet |
1.23 feet |
0.50 foot |
-1.45 feet |
4603 |
C |
While loaded as shown in Sample Load Form #5 (Survival), an estimated 250 long tons of snow and ice accumulates on the DEEP DRILLER at an estimated height of 127 feet. Assuming no corrective ballasting, what is the new draft? |
48'-06" |
47'-03 1/2" |
46'-09 3/4" |
44'-06" |
4604 |
B |
While loaded as shown in Sample Load Form #5 (Survival), an estimated 250 long tons of snow and ice accumulates on the DEEP DRILLER at an estimated height of 127 feet. Assuming no corrective ballasting, what is the new height of the center of gravity corrected for longitudinal free surface effects? |
58.78 feet |
60.68 feet |
61.53 feet |
62.78 feet |
4605 |
C |
While loaded as shown in Sample Load Form #5 (Survival), an estimated 250 long tons of snow and ice accumulates on the DEEP DRILLER at an estimated height of 127 feet. Assuming no corrective ballasting, what is the rise in the height of the center of gravity corrected for longitudinal free surface effects? |
2.62 feet |
2.20 feet |
1.03 feet |
0.71 foot |
4606 |
B |
While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), 200 kips are discharged from 60 feet AF0 and 30 feet to starboard of the centerline. What is the starboard leg reaction? |
4,271 kips |
5,393 kips |
5,410 kips |
5,571 kips |
4607 |
C |
While loaded as shown in the COASTAL DRILLER Sample Load Form #3 (Drilling), 236 kips are discharged from 80 feet AF0 and 19.79 feet to port of the centerline. What is the resulting starboard leg reaction? |
4,281 kips |
5,382 kips |
5,459 kips |
5,537 kips |
4608 |
A |
While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), 50 kips of tubulars are discharged from the cantilever starboard pipe racks. What is the change in the vessel's LCG? |
0.23 foot forward |
0.40 foot forward |
0.64 foot forward |
1.02 feet forward |
4609 |
A |
While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), 50 kips of tubulars are discharged from the cantilever starboard pipe racks. What is the change in the vessel's TCG? |
0.048 foot port |
0.048 foot starboard |
1.020 feet port |
1.020 feet starboard |
4610 |
C |
While loaded as shown in the COASTAL DRILLER sample load form #3 (drilling), all of the casing is discharged. What is the change in LCG? |
1.98 feet forward |
1.95 feet forward |
0.02 foot forward |
0.02 foot aft |
4611 |
B |
While loaded as shown in the DEEP DRILLER Sample Load Form #3 (Preparing to Drill), all of the casing is discharged. What is the change in LCG? |
0.45 foot |
-0.45 foot |
-1.78 feet |
-2.68 feet |
4612 |
D |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), a severe storm threatens. What is the improvement in KGL if all the mud is dumped? |
4.59 feet |
3.27 feet |
2.37 feet |
1.60 feet |
4613 |
C |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new height of the longitudinal metacenter? |
61.24 feet |
61.22 feet |
61.20 feet |
61.13 feet |
4614 |
A |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new location of the longitudinal center of gravity? |
1.71 feet |
1.94 feet |
2.09 feet |
2.23 feet |
4615 |
C |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new longitudinal free surface correction? |
1.63 feet |
1.65 feet |
1.67 feet |
1.69 feet |
4616 |
C |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new longitudinal metacentric height? |
5.02 feet |
5.65 feet |
7.33 feet |
7.63 feet |
4617 |
D |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new position of the longitudinal center of buoyancy? |
0.00 feet |
1.69 feet |
2.25 feet |
2.29 feet |
4618 |
B |
While loaded as shown in the DEEP DRILLER Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What is the new uncorrected KG? |
52.09 feet |
52.20 feet |
53.23 feet |
55.36 feet |
4619 |
A |
While loaded as shown in the Sample Load Form #4 (Drilling), all of the liquid mud is dumped. What would be the new draft? |
56.69 feet |
58.14 feet |
59.14 feet |
63.31 feet |
4620 |
D |
While off-loading from an offshore supply vessel with the crane, the wind increases in strength and changes direction significantly, you should . |
expedite off-loading |
stop off-loading, but keep the offshore supply vessel in the present location |
continue off-loading with no changes |
move the offshore supply vessel to the downwind side |
4621 |
D |
While on a normal tow, the COASTAL DRILLER is threatened with the approach of a severe storm. Including the time required to place the generators on- line, the approximate time required to lower the legs from a TOC (tip-of-can) position of 1.20 feet to 60.50 feet is . |
8 minutes |
32 minutes |
47 minutes |
55 minutes |
4622 |
D |
While on a normal tow, the COASTAL DRILLER is threatened with the approach of a severe storm. The legs should be lowered so that the TOC (tip-of-can) is lowered from 1.20 feet to. |
2.20 feet |
12.38 feet |
48.12 feet |
60.50 feet |
4623 |
D |
While on an ocean tow, the COASTAL DRILLER is threatened with the approach of a severe storm. Including the time required to place the generators on- line, the approximate time required to lower the legs from a TOC (tip-of-can) position of 12.38 feet to 60.5 feet is . |
8 minutes |
32 minutes |
40 minutes |
47 minutes |
4624 |
B |
While on an ocean tow, the COASTAL DRILLER is threatened with the approach of a severe storm. The legs should be lowered so that the TOC (tip-of-can) is lowered from 12.38 feet to. |
48.12 feet |
60.50 feet |
68.50 feet |
78.50 feet |
4629 |
A |
While preloading, the COASTAL DRILLER has a total weight of 21,401 kips. The LM are 2,560,416 ft-kips, and the TM are 6,206 ft-kips. What is the bow leg reaction? |
7,099 kips |
7,134 kips |
7,151 kips |
7,203 kips |
4630 |
D |
While preloading, the COASTAL DRILLER has a total weight of 21,401 kips. The LM are 2,560,416 ft-kips, and the TM are -6,206 ft-kips. What is the port leg reaction? |
7,099 kips |
7,134 kips |
7,151 kips |
7,203 kips |
4631 |
A |
While preloading, the COASTAL DRILLER has a total weight of 21,401 kips. The LM are 2,560,416 ft-kips, and the TM are -6,206 ft-kips. What is the starboard leg reaction? |
7,099 kips |
7,134 kips |
7,151 kips |
7,203 kips |
4632 |
A |
While preparing for a storm when elevated, the total weight of the COASTAL DRILLER is 14,150 kips, LM are 1,712,150 ft-kips, and TM are -9,905 ft-kips. The bow leg reaction is. |
4,536 kips |
4,716 kips |
4,748 kips |
4,866 kips |
4633 |
C |
While preparing for a storm when elevated, the total weight of the COASTAL DRILLER is 14,150 kips, LM are 1,712,150 ft-kips, and TM are -9,905 ft-kips. The starboard leg reaction is. |
4,536 kips |
4,698 kips |
4,725 kips |
4,890 kips |
4634 |
D |
While preparing for a storm when elevated, the total weight of the COASTAL DRILLER is 14,150 kips. LM are 1,712,150 ft-kips, and TM are -9,905 ft-kips. The port leg reaction is. |
4,536 kips |
4,716 kips |
4,824 kips |
4,890 kips |
4648 |
D |
While the COASTAL DRILLER is elevated, the out-of- level alarm indicates that hull inclination exceeds 0.3°. What should you do? |
Raise the high corner. |
Raise the low corner. |
Raise unit to proper air gap and inspect for damage. |
Confirm operation of out-of-level alarm. |
4649 |
C |
While the COASTAL DRILLER is in a normal transit, the roll period is 9 seconds. What is the limiting angle of roll which does not exceed the design limits of the legs? |
11° |
9° |
7° |
5° |
4650 |
C |
While the COASTAL DRILLER is in normal transit, the roll period is 8 seconds. What would be the limiting angle of pitch which does not exceed the design limits of the legs? |
10° |
8° |
6° |
4° |
4651 |
D |
While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. GMT is 98.89 feet. How much should the KG corrected for free surface effects be lowered to satisfy the maximum allowable KG criteria? |
3.66 feet |
2.34 feet |
1.32 feet |
0.00 feet |
4652 |
D |
While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. VM are 520,462 ft-kips, FSML are 26,000 ft- kips, and FSMT are 25,000 ft-kips. How much should the KG corrected for free surface effects be lowered to satisfy the maximum allowable KG criteria? |
26.90 feet |
25.00 feet |
1.90 feet |
0.00 feet |
4653 |
B |
While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. VM are 541,257 ft-kips, FSML are 32,000 ft- kips and FSMT are 24,000 ft-kips. How much should the KGL be lowered to satisfy the maximum allowable KG criteria? |
23.04 feet |
1.96 feet |
0.62 foot |
0.00 feet |
4654 |
B |
While the COASTAL DRILLER is in transit at a draft of 10 feet 6 inches, a severe storm is predicted within 12 hours. VM are 546,462 ft-kips, FSML are 18,000 ft- kips, and FSMT are 32,000 ft-kips. How much should the KG corrected for free surface effects be lowered to satisfy the maximum allowable KG criteria? |
22.66 feet |
2.34 feet |
1.32 feet |
0.00 feet |
4655 |
D |
While the COASTAL DRILLER is in transit, stability is acceptable provided that neither the KGL nor the KGT exceed. |
the height of the righting arm |
KML or KMT |
GML or GMT |
maximum allowable KG |
4656 |
D |
While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped on the starboard side. Because the sounding level and starboard aft inclination are slowly increasing, you decide that tank 10S has minor damage. Among the possible corrective actions is . |
deballast from tank 9P |
dump the mud |
counterflood into 2P |
place a wooden plug into the vent of tank 10S |
4657 |
A |
While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. Because the sounding level and port aft inclination are slowly increasing, you decide that tank 10P has minor damage. Among the possible corrective actions is. |
deballast from tank 9P |
dump the mud |
counterflood into 2S |
counterflood into 10P |
4658 |
A |
While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. Because the tank sounding level and port forward inclination are rapidly increasing, you decide that tank 1P is damaged. Your best countermeasure is to. |
deballast from tank 2P |
dump the mud |
counterflood into 9S |
counterflood into C3S |
4659 |
A |
While the DEEP DRILLER is loaded as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the starboard side. Because the sounding level and starboard inclination are rapidly increasing, you decide that tank 1S is damaged. Your best countermeasure is to. |
deballast from tank 2S |
dump the mud |
counterflood into 9P |
place a wooden plug into the vent of tank 2S |
4660 |
A |
While the DEEP DRILLER is operating as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the port side. If the port aft inclination is slowly increasing, which tank is probably damaged? |
10P |
9P |
10S |
1P |
4661 |
C |
While the DEEP DRILLER is operating as shown in Sample Form #4 (Drilling), casing is accidentally dropped over the starboard side. If the starboard aft inclination is slowly increasing, which tank is probably damaged? |
9S |
8S |
10S |
10P |
4662 |
A |
While the DEEP DRILLER is operating as shown in Sample Load Form #4 (Drilling), casing is accidentally dropped over the starboard side. If the starboard forward inclination is slowly increasing, which tank is probably damaged? |
1S |
2S |
3S |
1P |
4663 |
A |
While the DEEP DRILLER is operating loaded as shown in Sample Load Form #4 (Drilling), casing is accidentally dropped over the port side. If the port forward inclination is slowly increasing, which tank is probably damaged? |
1P |
2P |
1S |
3P |
4665 |
B |
While underway in a field move with the lower hulls awash, a semisubmersible has a maximum allowable KG of 63.69 feet; KMT is 65.12 and KML is 64.92. The KGT is 56.13 and KGL is 55.89. What is the margin on the maximum allowable KG? |
1.43 feet |
7.56 feet |
7.80 feet |
8.99 feet |
4666 |
D |
While underway in a field move with the lower hulls awash, a semisubmersible has an allowable KG of 63.69 feet; KMT is 65.12 and KML is 64.92. The KGT is 56.13 and KGL is 55.89. What is the GML? |
1.43 feet |
7.56 feet |
7.80 feet |
9.03 feet |
4673 |
A |
Who has the ultimate responsibility for the safety of a mobile offshore drilling unit while it is being towed to a new location? |
The rig mover |
The Pilot |
The marine surveyor |
The Offshore Installation Manager |
4674 |
D |
Who is charged with appointing persons to be in command of the lifeboats and(or) liferafts on a mobile offshore drilling unit? |
Rig superintendent |
Tool Pusher |
Company man |
Designated person in charge |
4676 |
D |
Who is responsible for insuring that each survival craft on a mobile offshore drilling unit is cleaned and inspected once a year? |
The certificated lifeboatman assigned to that craft |
The certificated able seaman assigned to that craft |
The Coast Guard inspecting officer |
The designated person in charge of the rig |
4677 |
D |
Who is responsible for insuring that the accommodations on a mobile offshore drilling unit are maintained in a clean and sanitary condition? |
The galley personnel |
The safety man |
The relief toolpusher |
The designated person in charge |
4679 |
A |
Who is responsible for maintaining the logbook on a mobile offshore drilling unit? |
The person in charge |
The safety man |
The rig superintendent |
The driller |
4680 |
B |
Who is responsible for reporting a casualty to a mobile offshore drilling unit? |
The pilot |
The owner |
The surveyor |
The engineer |
4685 |
B |
Who shall insure that all records required by regulations are retained on board a mobile offshore drilling unit involved in a casualty? |
Officer in Charge, Marine Inspection |
Owner |
Pilot |
Engineer |
4689 |
B |
Why are symmetric mooring patterns frequently used to keep MODU's on station? |
All lines contribute to the holding power of the mooring system. |
Environmental forces will probably vary in direction during the time the MODU is on station. |
Environmental forces will probably come from the same direction during the time the MODU is on station. |
Governmental regulations require this mooring pattern unless an exemption is issued. |
4693 |
B |
Why is electrical power preferred over mechanical power for driving heavy machinery on drilling rigs? |
More fuel efficient |
More flexible |
Lighter |
Less maintenance |
4697 |
D |
Why must the drilled hole be filled with drilling mud when tripping the drill string out of the hole? |
To maintain circulation to the mud pits |
To compensate for MODU heave |
To keep the mud agitated |
To prevent reduction of fluid head on the formations |
4709 |
D |
With no environmental forces acting on the vessel, the center of gravity of an inclined vessel is vertically aligned with the. |
longitudinal centerline |
center of flotation |
original vertical centerline |
metacenter |
4710 |
C |
With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 59.0 feet, and the average of the aft drafts is 61.0 feet. KGL is 51.13 feet. What is the value of LCG? |
-0.12 foot |
0.12 foot |
2.11 feet |
2.35 feet |
4711 |
D |
With no environmental forces on the DEEP DRILLER, the average of the forward drafts is 61.0 feet, and the average of the aft drafts is 59.0 feet. KGL is 51.13 feet. What is the value of LCG? |
-0.12 foot |
0.12 foot |
2.11 feet |
2.35 feet |
4712 |
C |
With no environmental forces on the DEEP DRILLER, the average of the starboard drafts is 59.0 feet, and the average of the port drafts is 61.0 feet. KGT is 52.84 feet. What is the value of TCG? |
-2.00 feet |
-1.00 foot |
-0.16 foot |
-0.10 foot |
4715 |
B |
With regard to accommodation spaces on board mobile offshore drilling units, what must the Master or person in charge log? |
The name of each person berthed in each space |
The date of each inspection of each space |
The condition of each space at the beginning of a trip |
The number of persons assigned to each space |
4717 |
B |
With regard to the opening and closing of watertight integrity appliances not fitted with a remote operating control or alarm system, what must the Master or person in charge of a MODU enter in the logbook? |
The time required to close the appliances |
The reason for opening or closing each appliance |
The name of the person performing the opening and closing of such appliances |
The fact that the hull indicators functioned or not |
4719 |
A |
With the DEEP DRILLER anchored in 500 feet of water and with the tension on the mooring chain of 170 kips, the length of the catenary is. |
1,378 feet |
1,423 feet |
1,591 feet |
1,624 feet |
4822 |
C |
You are on a semisubmersible being towed and are concerned that a fishing vessel is not taking sufficient action to avoid you. To signal your concern, you should. |
fire a red flare at 15 second intervals |
fire a green flare at 15 second intervals |
sound five or more short blasts on the whistle |
broadcast a Mayday message on the radiotelephone |
4914 |
A |
You are transferring fuel from a supply vessel to your MODU. If you close off one tank in the line of tanks being filled, the rate of flow to other open tanks on the same line will. |
increase |
decrease |
stop |
stabilize |
5015 |
A |
You should consider placing the drilling operations of the DEEP DRILLER in standby when. |
sustained winds exceed 50 knots |
winds exceed 70 knots |
critical motion limits have been exceeded |
waves are greater than 64 feet |
5061 |
D |
Your jack-up is being towed along a shipping channel. You are concerned that a vessel that is overtaking you is coming too close to pass safely. You must. |
broadcast a Mayday message |
prepare the survival craft for launching |
sound the abandon unit signal |
sound five or more short blasts on the whistle |
5079 |
C |
Your semisubmersible drilling unit is moored on station and is experiencing winds from the north. What will be the effect if you increase the length of the anchor chains you have deployed to the north? |
It will increase your draft. |
It will increase your operating tensions. |
It will increase the holding power of those chains. |
It will significantly reduce your stability. |
5080 |
B |
Your semisubmersible drilling unit is moving onto a location in shallow water with a very hard bottom. What is the most effective means of maintaining your position at this location during severe weather? |
Running out all the anchor chain available |
Piggyback all anchors and pretension to above the expected tensions |
Install fluke angle blocks on all your LWT anchors |
Remove fluke angle blocks on all your LWT anchors |
9 |
B |
A branch line valve of a fixed fire extinguishing system on a MODU must be marked with the. |
maximum pressure allowed at that branch |
name of the space or spaces which it serves |
date of the last maintenance inspection |
pressure needed to maintain an effective stream at that point |
26 |
C |
A CO2 fire extinguisher provided aboard a MODU has lost 10% of its charge. It now must be. |
used at the earliest opportunity |
hydro tested |
recharged |
weighed again in one month |
30 |
B |
A continual change in the list, or trim of any floating MODU indicates. |
negative 'GM' |
progressive flooding |
structural failure |
an immediate need to counter flood |
49 |
D |
A cutoff valve in the fire main system of a MODU may be closed to protect a portion of the system on an exposed deck from. |
damage from crane operations |
being used for wash down purposes |
accidental diversion of flow to wrong location |
freezing |
73 |
C |
A fire pump used on a MODU requires 175 psi discharge pressure to maintain the required 50 psi pitot tube pressure at the two highest hydrants. The maximum pressure setting for this installation relief valve is. |
125 psi |
175 psi |
200 psi |
225 psi |
79 |
C |
A fixed CO2 fire extinguishing system on a MODU. with a capacity of over 300 lbs (136 kilograms) CO2, protecting spaces other than tanks, must have. |
two or more releasing stations |
automatic release in event of a fire |
an audible alarm and time delay |
an audible and visible alarm |
81 |
C |
A floating MODU with an initial negative metacentric height . |
will capsize |
will incline further |
may lie at an angle of loll |
may be initially level |
116 |
D |
A load line for a MODU is assigned by the. |
Minerals Management Service |
Department of Energy |
Corps of Engineers |
a recognized classification society approved by the Coast Guard |
117 |
D |
A load line is assigned to a MODU to insure adequate stability and. |
mooring tension |
riser tension |
lifesaving equipment |
structural strength |
128 |
A |
A MODU is inclined at an angle of loll. In the absence of external forces, the righting arm (GZ) is. |
positive |
negative |
zero |
vertical |
129 |
A |
A MODU is required to carry an Oil Record Book to log entries in the book regarding the. |
discharge of ballast or cleaning water from fuel tanks |
sounding levels of all fuel tanks on a daily basis |
grade and specific gravity of all fuel oil carried |
fuel consumption rates on a weekly basis |
130 |
C |
A MODU is required to carry an Oil Record Book, and must maintain the book on board for. |
one year |
two years |
three years |
four years |
131 |
B |
A MODU must have a self-contained breathing apparatus to be used as protection from gas leaking from a refrigeration unit. To meet this requirement, you may use. |
a gas mask certified by the Mine Safety and Health Administration |
the same self- contained breathing apparatus required with the fireman's outfit |
an oxygen breathing apparatus, provided that the device has been inspected within three years |
a portable ventilation system that will provide a complete change of air every three minutes |
146 |
B |
A person who observes an individual fall overboard from a MODU should. |
immediately jump into the water to assist the individual |
call for help and keep the individual in sight |
run to the radio room to send an emergency message |
go to the control room for the distress flares |
149 |
C |
A qualified person must be assigned as the second in command of a lifeboat on a MODU if the lifeboat has a capacity of more than. |
20 persons |
30 persons |
40 persons |
50 persons |
150 |
A |
A quick and rapid motion of a MODU in a seaway is an indication of. |
large 'GM' |
high center of gravity |
excessive free surfaces |
small 'GZ' |
174 |
A |
A slow and easy motion of a MODU in a seaway is an indication of. |
small 'GM' |
low center of gravity |
a stiff vessel |
large 'GZ' |
226 |
B |
A virtual rise in the center of gravity of a MODU may be caused by. |
filling a partially filled tank |
using fuel from a pressed fuel tank |
emptying a partially filled tank |
transferring pipe from the setback area to the pipe rack |
227 |
B |
A virtual rise in the center of gravity of a MODU may be caused by. |
filling a partially filled tank |
using an onboard crane to lift a freely swinging heavy object |
emptying a partially filled tank |
transferring pipe from the setback area to the pipe rack |
228 |
D |
A weather tight door on a MODU must not allow water to penetrate into the unit. |
in 50 knot winds |
in 70 knot winds |
in 100 knot winds |
in any sea condition |
230 |
D |
Aboard a MODU, a CO2 fire extinguisher must be weighed . |
monthly |
quarterly |
semiannually |
annually |
333 |
C |
According to regulations, the master or person-in-charge of a MODU is required to submit a report of a loss of life . |
only when it happens while underway |
to the next of kin |
to the nearest Marine Safety or Marine Inspection Office |
to the nearest coroner |
334 |
C |
According to regulations, the master or person-in-charge of a MODU is required to submit a report of a loss of life . |
only when it happens while underway |
to the next of kin |
to the nearest OCMI |
to the nearest coroner |
354 |
C |
According to U.S. Coast Guard Regulations (46 CFR), portable Halon fire extinguishers used on a MODU may be charged with. |
HALON 1301 only |
HALON 22 only |
HALON 1211 only |
HALON 1301 or 1211 |
357 |
C |
Adding the longitudinal free surface correction to the uncorrected height of the center of gravity of a MODU yields . |
'FSCL' |
'KG' |
'KGL' |
'GML' |
358 |
C |
Adding the transverse free surface correction to the uncorrected height of the center of gravity of a MODU yields . |
'FSCT' |
'KG' |
'KGT' |
'GMT' |
360 |
C |
After a fire aboard a MODU, the Coast Guard must be notified if there is death, an injury resulting in more than 72% incapacitation, or property damage in excess of . |
$(SA)15,000 |
$(SA)10,000 |
$(SA)25,000 |
$(SA)50,000 |
372 |
B |
After being launched from a MODU, a totally enclosed survival craft which has been afloat over a long period of time, requires. |
frequent opening of hatches to permit entry of fresh air |
regular checks of bilge levels |
use of ear plugs to dampen engine noise |
frequent flushing of the water spray system with fresh water |
388 |
D |
After using a CO2 fire extinguisher on a MODU, it should be . |
put back in service if some CO2 remains |
hydrostatically tested |
retagged |
recharged |
392 |
A |
All fire hoses on a mobile offshore drilling units must be tested to a pressure of at least. |
100 psi |
110 psi |
120 psi |
130 psi |
393 |
A |
All MODU personnel should be familiar with the survival craft . |
boarding and operating procedures |
maintenance schedule |
navigational systems |
fuel consumption rates |
399 |
B |
Although 'KG' for a MODU in a lightweight condition is relatively high, the vessel is stiff because. |
'KM' is small |
'KM' is high |
'BL' is small |
'KB' is large |
451 |
A |
Any firefighting equipment carried in addition to the minimum requirements on a MODU must. |
meet the applicable standards |
be marked as additional equipment |
be stowed in a separate area |
all of the above |
480 |
B |
At the required fire drill conducted aboard a MODU, all persons must report to their stations and demonstrate their ability to perform the duties assigned to them. |
by the tool pusher |
in the Muster List ("Station Bill") |
by the person conducting the drill |
at the previous safety meeting |
608 |
B |
Each emergency generator on a mobile offshore drilling unit, when tested, must be run under a full load for at least . |
one hour |
two hours |
ten hours |
four hours |
714 |
A |
Forces within a mobile offshore drilling unit have caused a difference between the starboard and port drafts. This difference is. |
list |
heel |
trim |
flotation |
760 |
C |
How often are fire hoses required to be tested on a mobile offshore drilling unit? |
Once a week. |
Once a month. |
Once a year. |
During each drill. |
761 |
D |
How often is the line throwing appliance required to be tested on a mobile offshore drilling unit? |
Once a month |
Once a year |
Once a week |
Once every four months |
764 |
C |
How often must the emergency generator be tested on a mobile offshore drilling unit? |
Once each day |
Once each week |
Once each month |
Once each year |
792 |
B |
If a mobile offshore drilling unit has four hand portable fire extinguishers that can be recharged by personnel on the unit, how many spare charges must be carried? |
1 |
2 |
3 |
4 |
978 |
A |
In the case of an injury, causing a person to be incapacitated for more than 72 hours, the master or person- in-charge of a mobile offshore drilling unit must submit a report to. |
the nearest Marine Safety or Marine Inspection Office |
the nearest hospital |
the Department of Energy |
the American Bureau of the Shipping |
1054 |
C |
Mobile offshore drilling units not required to have an official logbook shall. |
maintain a logbook on Form CG-706 |
not be required to maintain a logbook |
maintain an unofficial logbook |
report only major events to the OCMI |
1104 |
A |
On offshore drilling units, the lifeboat fuel tanks must be emptied and the fuel changed at least once every . |
12 months |
24 months |
36 months |
48 months |
1108 |
A |
Onboard mobile offshore drilling units, the key to the most rapid and effective response to a man overboard situation is . |
well-conducted drills |
a dedicated crew |
good equipment |
good communication |
1306 |
B |
The document certifying the correctness of the load line marks on a MODU is called the. |
Certificate of Inspection |
Load Line Certificate |
Certificate of Documentation |
SOLAS Certificate |
1307 |
B |
The effects of free surface on initial stability depend upon the surface area dimensions of the free liquids and the . |
volume of liquid in the tank |
volume of displacement of the MODU |
location of the tank in the MODU |
height of the center of gravity of the MODU |
1313 |
D |
The existence of liquids in partially full tanks or compartments of a MODU causes a virtual rise in the height of the . |
metacenter |
center of buoyancy |
center of flotation |
center of gravity |
1343 |
B |
The fireman outfits required for MODUs are not to be used for any other purpose except for. |
the oxygen and explosion meter when it is used for detection of flare gases |
the self contained breathing apparatus, when used as protection from gas leaking from a refrigeration unit |
the boots and gloves that are made of rubber or electrically non- conductive material, if used when repairing electrical equipment |
the lifeline, if used by personnel entering a compartment which might be deficient of oxygen |
1357 |
B |
The free surface corrections depend upon the surface area of the free liquids and the. |
volume of liquid in the tank |
displacement of the MODU |
location of the tank in the MODU |
height of the center of gravity of the MODU |
1358 |
C |
The free surface effects of a partially filled liquid tank decrease with increased. |
density of the liquid |
placement of the tank above the keel |
displacement volume of the MODU |
size of the surface area in the tank |
1359 |
A |
The free surface effects of a partially filled tank in a floating MODU, increase with the. |
surface area of the fluid in the tank |
displacement volume of the MODU |
draft of the MODU |
height of the tank above the keel |
1377 |
D |
The immersion suit requirements for MODUs apply to units operating in the Atlantic Ocean. |
above 20 degrees North and below 20 degrees South |
above 25 degrees North and below 25 degrees South |
above 30 degrees North and below 30 degrees South |
above 32 degrees North and below 32 degrees South |
1383 |
B |
The inspection of portable fire extinguishers on a MODU must be. |
accomplished by an authorized servicing representative |
recorded by the person- in-charge |
completed every six months |
all of the above |
1384 |
C |
The instructions for launching lifeboats and life rafts on a MODU must be approved by the. |
lease operator |
Minerals Management Service |
Coast Guard |
person-in-charge of the unit |
1389 |
B |
The International Oil Pollution Certificate required by MARPOL is issued to U.S. flag MODUs by the. |
International Maritime Organization |
U.S. Coast Guard |
American Bureau of Shipping |
Environmental Protection Agency |
1390 |
D |
The International Oil Pollution Prevention Certificate on a MODU is valid for a period of. |
one year from the date of issue |
two years from the date of issue |
three years from the date of issue |
four years from the date of issue |
1393 |
C |
The jettisoning of topside weight from a MODU serves which of the purposes listed? |
It returns the MODU to an even keel. |
It reduces free surface effect. |
It lowers the center of gravity. |
It raises the center of gravity. |
1400 |
D |
The light on a personal flotation device on a MODU must be replaced. |
when the power source is replaced |
each year after installation |
every six months |
when it is no longer serviceable |
1403 |
C |
The litter on a MODU must be capable of. |
carrying at least two injured persons |
floating for at least two hours |
being used on the types of helicopters serving the unit |
all of the above |
1411 |
D |
The master or person in charge of a MODU must record the date of each test of emergency lighting systems, power systems, the condition of each and the performance of the equipment. |
on the Certificate of Inspection |
on the Muster List ("Station Bill") |
in the Operations Manual |
in the official log |
1412 |
A |
The master or person-in-charge of a MODU is required to submit a casualty report of an intentional grounding when . |
it creates a hazard to the vessel |
it will last longer than 24 hours |
it will last longer than 48 hours |
it occurs in international waters |
1413 |
B |
The master or person-in-charge of a MODU is required to submit a casualty report of an international grounding under what condition? |
At the owner's discretion |
If it creates a hazard to navigation |
If the grounding lasts over 48 hours |
Under any condition |
1414 |
C |
The master or person-in-charge of a MODU shall insure that each deck from which lifeboats are launched is. |
surfaced with a nonskid texture |
roped off to prevent unnecessary access |
kept clear of any obstructions that would interfere with launching |
posted with a list of persons assigned to the lifeboat |
1418 |
D |
The maximum draft to which a mobile offshore drilling unit may be safely loaded is called. |
mean draft |
calculated draft |
deep draft |
load line draft |
1419 |
A |
The maximum draft to which a MODU can legally be submerged is indicated by the. |
Load Line mark |
Certificate of Inspection |
Muster List ("Station Bill") |
Tonnage mark |
1423 |
B |
The minimum number of portable C-II fire extinguishers required on the drill floor of a MODU is. |
1 |
2 |
3 |
4 |
1453 |
A |
The Muster List ("Station Bill") of a MODU must be signed by the . |
person-in-charge |
Coast Guard marine inspection officer |
company safety director |
entire crew |
1464 |
C |
The object of plugging holes below the waterline on a MODU should be to. |
eliminate all water entering through the hole |
only plug holes in machinery or other vital spaces |
reduce the entry of water as much as possible |
plug the largest holes first |
1465 |
B |
The objective of shoring the damaged area of a MODU is to . |
force the warped, bulged, or deformed sections back into place |
support and hold the area in the damaged position |
withstand subsequent additional damage |
make a watertight seal at the damaged area |
1474 |
D |
The order of importance in addressing damage control on a MODU is. |
control flooding, control fire, repair structural damage |
restore vital services, control fire, control flooding |
control fire, restore vital services, control flooding |
control fire, control flooding, repair structural damage |
1475 |
A |
The order to abandon a MODU should only be given by the . |
Offshore Installation Manager |
Barge Engineer |
Ballast Control Operator |
Rig Safety Supervisor |
1481 |
B |
The person on a MODU who is responsible for maintaining the engineering spaces in a clean and sanitary condition is the . |
master, or person-in- charge |
chief engineer, or engineer-in-charge if no chief engineer is required |
senior mechanic, or mechanic on duty if no senior mechanic designated |
senior electrician, or electrician on duty if no senior electrician designated |
1482 |
C |
The person-in-charge of a MODU shall insure that the fuel tank of each motor-propelled lifeboat is emptied, and the fuel is changed at least once every. |
three months |
six months |
twelve months |
twenty-four months |
1483 |
C |
The person-in-charge shall insure that each lifeboat on a MODU is lowered to the water, launched, and operated at least once every. |
month |
two months |
three months |
six months |
1500 |
D |
The preferred fire extinguishing agent used in fighting a helicopter crash fire on a MODU is. |
CO2 |
dry chemical |
water |
foam |
1505 |
A |
The primary danger in helicopter fires occurring on a MODU is . |
burning jet fuel running into the quarters or other areas |
loss of the mooring system |
rotating and flying debris |
heat damage to helicopter structure |
1510 |
D |
The procedure of strengthening damaged structures on a MODU by using wood or steel is called. |
bracing |
battening |
blocking |
shoring |
1519 |
A |
The purpose of the inclining experiment on a MODU is to determine. |
lightweight and lightweight center of gravity location |
the position of the center of buoyancy |
the position of the metacenter |
the maximum load line |
1527 |
D |
The regulations regarding Oil Record Books do not apply to MODUs that. |
are on an international voyage |
are on a voyage of more than 24 hours |
have a valid International Oil Pollution Prevention Certificate |
have a valid National Pollutant Discharge Elimination System permit |
1530 |
B |
The required periodic inspection of MODU lifeboat winch control apparatus must include. |
removal of electrical enclosure covers |
removal of drain plugs from electrical enclosures |
replacement of limit switches |
disconnecting emergency switches |
1531 |
A |
The requirement to carry an Oil Record Book does not apply to a MODU that. |
is not equipped to discharge overboard any oil or oily mixture |
is on an international voyage to a country that is party to MARPOL |
has an International Oil Pollution Prevention Certificate |
has an oily water separator of sufficient capacity for the oil wastes generated |
1550 |
D |
The signal for fire alarm on a MODU must be indicated . |
at each alarm bell |
at each alarm actuator |
near all exits |
on the Muster List ("Station Bill") |
1553 |
C |
The signal to man emergency stations on MODUs is . |
a 30 second on - 30 second off alternating signal |
the continuous ringing of the general alarm signal |
an intermittent ringing of the general alarm for not less than ten seconds |
announced over PA system |
1561 |
D |
The stability existing after the unintentional flooding of a compartment on a MODU is called. |
intact stability |
initial stability |
immersion stability |
damage stability |
1592 |
B |
The two courses of action to take if the underwater hull of a MODU is severely damaged, are to plug the opening and to . |
dewater the compartment |
establish and maintain flooding boundaries |
secure power to the compartment |
counter flood to maintain even keel |
1605 |
B |
The vertical distance between "G" and "M" of a MODU is used as a measure of. |
stability at all angles of inclination |
initial stability |
stability at angles less than the limit of positive stability |
stability at angle less than the down flooding angle |
1608 |
B |
The volume of a floating MODU above the waterline that can be made watertight is its. |
displacement volume |
reserve buoyancy |
gross tonnage |
net tonnage |
1631 |
B |
To determine the number of portable fire extinguishers required on a mobile offshore drilling unit, you should check the . |
hot work permit |
Certificate of Inspection |
Safety of Life at Sea Certificate |
operations manual |
1644 |
A |
To keep injured survivors warm in the water after abandoning a MODU, they should. |
be placed in the middle of a small circle formed by the other survivors in the water |
float on their backs with their arms extended for maximum exposure to the air |
remove their lifejackets and hold on to the uninjured survivors |
sip seawater at intervals of fifteen minutes |
1672 |
D |
To which of the listed authorities must a MODU report a collision with an aid to navigation? |
Nearest Oceanographic Office. |
Captain of the Port. |
National Ocean Service. |
Appropriate Officer-in- Charge, Marine Inspection. |
1685 |
C |
Under the regulations implementing MARPOL, a mobile offshore drilling unit is required to have an International Oil Pollution Prevention (IOPP) certificate when the unit . |
is drilling on the Outer Continental Shelf |
moves to a new drilling location in U.S. waters |
engages in a voyage to a port of another country which is a party of MARPOL |
All of the above |
1703 |
C |
What additional precautions should be taken when making temporary repairs to a MODU that is operating while hydrogen sulfide is present? |
Seal off all tank and compartment ventilation. |
Remove all bulk materials from the P- tanks. |
Provide respiratory protection and monitoring. |
All of the above. |
1715 |
D |
What information must be entered on the MODU Muster List ("Station Bill")? |
Names of all crew members. |
Use and application of special equipment. |
Listing of approved emergency equipment. |
Duties and station of each person during emergencies. |
1724 |
A |
What is the minimum required number of fire axes that must be carried on a mobile offshore drilling unit? |
2 |
3 |
4 |
5 |
1725 |
B |
What is the minimum required number of ring life buoys on a MODU? |
4 |
8 |
12 |
16 |
1739 |
A |
What must be accurately determined to assess the potential for progressive flooding after a MODU has been damaged? |
The integrity of the watertight boundaries. |
The capacity of the water sprinkler system. |
The operation of the machinery space bilge level alarms. |
All of the above. |
1758 |
D |
When a floating MODU inclines to an angle slightly greater than the angle of loll, it will. |
capsize |
incline further |
flop to the other side |
return to the angle of loll |
1764 |
B |
When a MODU is inclined at a small angle, the center of buoyancy will. |
remain stationary |
move toward the low side |
move toward the high side |
move to the height of the metacenter |
1783 |
C |
When abandoning a MODU, following the launching of the survival craft you should. |
plot a course for the nearest land |
take a vote on which direction you should go |
stay in the immediate area |
go one direction until fuel runs out |
1846 |
B |
When hydrogen sulfide has been encountered on a MODU, or is anticipated, monitoring devices must sound an alarm (differing from the lower concentration alarm) or otherwise warn employees when the concentration of the gas reaches or exceeds how many parts per million? |
20 |
50 |
100 |
200 |
1847 |
C |
When hydrogen sulfide is burned (flared) on a MODU, which of the following conditions can be expected to occur? |
All of the hydrogen sulfide will be converted to sulfur dioxide. |
All of the hydrogen sulfide will be converted to hydrogen and free sulphur. |
Only 80% of the hydrogen sulfide will be converted to sulfur dioxide or free sulphur. |
The hydrogen sulfide not converted will not be dangerous. |
1867 |
B |
When patching holes in the hull of a MODU, pillows, bedding, and other soft materials can be used as . |
caulking |
gaskets |
strongbacks |
wedges |
1875 |
B |
When removing the cap from a sounding tube on a MODU, the sound of air escaping indicates. |
the tank is full |
the tank may be partially flooded |
the tank level has dropped |
the tank is completely flooded |
1883 |
A |
When shoring a damaged bulkhead on a MODU, any effort should be taken to spread the pressure over the . |
maximum possible area |
minimum possible area |
nearest watertight door |
nearest longitudinal girder |
1888 |
A |
When should the emergency position-indicating radio beacon be activated after abandoning a MODU? |
Immediately |
After on hour |
Only when another vessel is in sight |
Only after sunset |
1893 |
C |
When taking soundings on a floating MODU, the tape should be lowered and brought back quickly to. |
reduce the time the sounding tube is open |
avoid creating a spark |
lessen the effect of roll or pitch on the reading |
lessen the effect of heave on the reading |
1894 |
A |
When taking tank soundings on a MODU, coating the tape with chalk helps to. |
better identify the correct reading |
show the depth of any water in an oil tank |
make the tape roll easier |
reduce possibility of sparks |
1901 |
D |
When the floating MODU inclines to an angle slightly less than the angle of loll, it will. |
capsize |
incline less |
flop to the other side |
return to the angle of loll |
1902 |
B |
When the force of the wind causes a floating MODU to heel to a static angle, the. |
centers of buoyancy and gravity are in the same |
righting moment equals the wind heeling moment |
down flooding point is below water |
deck edge immersion occurs |
1917 |
A |
When the wave period and the apparent rolling period of the MODU are the same,. |
synchronous rolling occurs |
the roll period decreases |
the roll period increases |
the roll amplitude is dampened |
1953 |
B |
Where are self-closing doors required on a MODU? |
In the galley |
In each stair tower |
To each sleeping room |
To the engine room |
1954 |
A |
Where foam extinguishing systems are provided on a MODU, each machinery flat in the protected space must have a/an. |
coaming |
alarm |
drain |
fire sensor |
2165 |
C |
Which of the listed equipment must be provided on a MODU helicopter deck equipped with fueling facilities? |
Fuel testing station |
Foam testing station |
Foam fire protection system |
Fire alarm |
2229 |
D |
Which type of hull damage on a floating MODU should be repaired first? |
Damage below the waterline. |
Damage to interior watertight boundaries. |
Damage to or in the machinery rooms. |
Damage at or just above the waterline. |
2260 |
D |
Who is charged with appointing persons to be in command of the lifeboats and/or life rafts on a mobile offshore drilling units? |
Rig superintendent |
Toolpusher |
Company man |
Designated person-in- charge |
2262 |
B |
Who is responsible for reporting a casualty for a mobile offshore drilling unit? |
The pilot. |
The owner. |
The surveyor. |
The engineer. |
2263 |
B |
Who shall insure that all records required by regulations are retained onboard a mobile offshore drilling unit involved in a casualty? |
Officer-in-Charge, Marine Inspection |
Owner |
Pilot |
Engineer |
2278 |
A |
With no alternative but to jump from a MODU, the correct posture should include. |
holding down the lifejacket against the chest with one arm crossing the other, covering the mouth and nose with a hand, and feet together |
knees bent and held close to the body with both arms around legs |
body straight and arms tightly at the sides for feet first entry into the water |
both hand holding the lifejacket below the chin with knees bent and legs crossed |
2315 |
A |
You are transferring fuel from a supply vessel to your MODU. If you close off one tank in the line of tanks being filled, the flow rate to the other open tanks on the same line will . |
increase |
decrease |
stop |
stabilize |
131 |
D |
A tank of a MODU, with a volume of 2,000 cubic feet, is pressed up with sea water weighing 64 pounds per cubic foot. What is the weight, in kips, of the liquid? |
54 kips |
67 kips |
78 kips |
128 kips |
28 |
A |
A continuous watertight bulkhead on a MODU may also be a/an . |
structural bulkhead |
exterior bulkhead |
centerline bulkhead |
joiner bulkhead |
69 |
B |
A MODU having continuous closely spaced transverse strength members is. |
longitudinally framed |
transversely framed |
cellular framed |
web framed |
101 |
D |
A record of the types and strengths of steels used on a MODU must be included in the. |
general plans |
builder's documentation |
Certificate of Inspection |
construction portfolio |
129 |
A |
A simplified construction plan may be included in the MODU construction portfolio provided it adequately defines the. |
areas where special materials are used |
hazardous areas |
location of emergency repair equipment |
type and strength of materials used |
152 |
C |
A welding procedure used for joining dissimilar metals used in the construction of a MODU would be recorded in the . |
welding plan |
ASTM specifications |
construction portfolio |
Coast Guard file |
189 |
B |
According to the regulations for mobile offshore drilling units, 'industrial personnel' are considered to be all persons carried on the MODU for the sole purpose of carrying out the industrial business of the unit, except for. |
the operator's representative |
the crew required by the Certificate of Inspection |
the galley personnel |
the designated person in charge |
197 |
A |
After conducting a boat drill on a mobile offshore drilling unit, which of the following is the master or person in charge required to enter into the logbook? |
The condition of the equipment used during the drill. |
The name of the lifeboatman in charge of each lifeboat. |
The location of the vessel at the time of the drill. |
The time it took to lower the boat. |
198 |
B |
After conducting a boat drill, the master or person in charge of MODU shall log. |
the names of crew members who participated in the drill |
the length of time that each motor propelled lifeboat was operated in the drill |
the length of time the lifeboat was in the water |
the time it took to lower the boat |
288 |
A |
Between the side frames of a MODU, support for the deck beams is provided by. |
stanchions |
brackets |
web frames |
deck stringers |
292 |
C |
Bulkheads forming part of the tanks on a MODU are stiffened to withstand. |
deck loads from above |
dynamic forces while afloat |
hydrostatic pressure |
overpressurization |
298 |
D |
Certificates of Inspection for offshore drilling units are issued for a period of. |
24 months |
36 months |
48 months |
60 months |
324 |
A |
Compared to internal structural plating, the exterior hull plating on a MODU is usually. |
stronger |
thinner |
more corrosion resistant |
a lower grade steel |
342 |
C |
Deck beams on a MODU are generally spaced at equal intervals and run. |
longitudinally |
vertically |
transversely |
intermittently |
343 |
C |
Deck beams on a MODU are generally spaced at equal intervals and run. |
longitudinally |
vertically |
transversely |
intermittently |
365 |
A |
Each drilling unit equipped with helicopter fuel storage tanks must have the tanks installed as far as practicable from the . |
landing area and sources of vapor ignition |
main deck |
engine room |
drill floor |
397 |
C |
For MODU's operating under the U.S. flag, the construction portfolio must contain. |
detailed construction plans |
chemical and physical properties of ABS approved steels |
approved welding procedures and welding test procedures |
loading conditions and limitations |
415 |
C |
How long must the records of tests and inspections of fire fighting equipment for a MODU be retained on board? |
Six months |
One year |
Three years |
Until the next inspection for certification |
673 |
A |
In MODU construction, a large number of watertight bulkheads results in. |
increased capacity to set flooding boundaries |
decreased capacity to set flooding boundaries |
reduced compartmentation |
greater deck load capacity |
674 |
B |
In MODU construction, beam brackets are triangular plates joining the deck beam to a. |
bulkhead |
frame |
stanchion |
deck longitudinal |
675 |
C |
In MODU construction, beams are transverse girders which provide support to. |
bulkheads |
deckhouse structures |
decks |
vertical frames |
752 |
A |
In the MODU construction portfolio, materials which do not conform to ASTM or ABS specifications must also include the . |
chemical and physical properties of the material |
name of the alternative standard or specification |
the ASTM or ABS specification the material approximates |
manufacturer or origin of the material |
A |
Joiner bulkheads on a MODU provide. |
compartmentation |
watertight integrity |
structural support |
tank boundaries |
|
797 |
C |
Lifeboat winches on a MODU are required to be inspected and an entry made in the logbook. What should this entry include? |
The time required to lower a lifeboat. |
The time required to raise a lifeboat. |
The date of inspection and condition of the winch. |
All of the above. |
798 |
A |
Lighter longitudinal stiffening frames on the MODU side plating are called. |
stringers |
side frames |
side stiffeners |
intercostals |
826 |
C |
On a modern refrigerated container unit employing suction modulation for the purposes of capacity control and capacity limitation, what happens when the applied voltage and current draw associated with the normally open (NO) suction modulation valve located in the suction line both increase? |
the valve will further open, lowering evaporator presssure and raising suction pressure |
the valve will further open, raising evaporator presssure and lowering suction pressure |
the valve will further close, raising evaporator presssure and lowering suction pressure |
the valve will further close, lowering evaporator presssure and raising suction pressure |
827 |
A |
On a MODU, the deck stringer is the outboard most deck . |
plating |
beam |
stiffener |
stanchion |
828 |
C |
On a MODU, the keel is the primary strength member of the lower hull form and is laid in which direction? |
Transverse |
Diagonal |
Longitudinal |
Vertical |
829 |
D |
On all mobile offshore drilling units, the deckhead of each accommodation space must be located above. |
the operating draft |
the survival draft |
the transit draft |
the deepest load line |
880 |
C |
Prior to the burning or welding of a fuel tank on a MODU, regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by . |
a marine chemist |
the Officer in Charge, Marine Inspection |
the Master or person in charge of the MODU |
the National Fire Protection Association |
909 |
C |
Regarding MODU construction, bulkheads in the quarters are generally. |
structural |
watertight |
non-structural |
continuous |
915 |
C |
Reinforcing frames attached to a bulkhead on a MODU are called . |
side longitudinals |
intercostals |
stiffeners |
brackets |
947 |
D |
Sounding tubes and access openings for fuel oil tanks on MODUs are permitted by Coast Guard Regulations (46 CFR) to be located in which of the listed spaces? |
Washrooms |
Laundries |
crew lounge |
none of the above |
948 |
C |
Stanchions prevent the entire deck load on a MODU from being carried by the. |
bulkheads |
stringers |
frames and beam brackets |
deck longitudinals |
953 |
B |
Structural bulkheads on a MODU are usually. |
continuous |
watertight |
transverse |
nonwatertight |
958 |
C |
Support of MODU side plating is provided primarily by transverse. |
beams |
girders |
frames |
bulkheads |
1008 |
B |
The construction portfolio may be included as part of the MODU. |
general plans |
operating manual |
builders documentation |
Coast Guard file |
1020 |
A |
The deck loads on a MODU are distributed through the deck beams to the. |
frames |
hull |
stringers |
plates |
1021 |
D |
The deck plating on a MODU is supported primarily by deck longitudinals and deck. |
girders |
stanchions |
frames |
beams |
1022 |
C |
The decks of a MODU are supported by transverse members called. |
trusses |
deck longitudinals |
deck beams |
web frames |
1094 |
C |
The heavier outboard strake of deck plating on a MODU is called the deck. |
stiffener |
beam |
stringer |
doubler |
1095 |
C |
The helicopter deck on an offshore drilling unit is required to be fitted with perimeter lights in alternating colors of . |
red and white |
yellow and white |
yellow and blue |
yellow and red |
1136 |
A |
The master or person in charge of a MODU is required to log . |
the date and hour of each fire drill |
the names of all persons on board |
only casualties which occur while underway |
every event occurring on board |
1206 |
A |
The record of tests and inspection of fire fighting equipment on board a MODU must include. |
the name of the person conducting the test |
the weight of the charge |
recommendations for the next test |
all of the above |
1214 |
C |
The requirements for special welding procedures to be used on a MODU must be contained in the. |
vessel plans |
Coast Guard file |
construction portfolio |
Certificate of Inspection |
1285 |
C |
To determine the number of industrial personnel allowed on a mobile offshore drilling unit, you should check the . |
Muster List ("Station Bill") |
Safety of Life at Sea Certificate |
Certificate of Inspection |
operations manual |
1286 |
D |
To determine the number of inflatable liferafts required on a mobile offshore drilling unit, you should check the . |
load line certificate |
operations manual |
Stability letter |
Certificate of Inspection |
1311 |
B |
Vertical partitions providing strength and compartmentation on a MODU are called. |
decks |
bulkheads |
joiner work |
walls |
1323 |
A |
What class of bulkhead is required around the galley on a MODU? |
Class A |
Class B |
Class C |
Class D |
1372 |
A |
What must be entered in the unofficial logbook by the master or person in charge of a mobile offshore drilling unit after conducting a fire drill? |
The condition of all fire fighting equipment, watertight door mechanisms, and valves used during each drill. |
The location of the unit at the time each drill is conducted. |
The name of each crew member who participated in the drill and their responsibilities. |
All of the above. |
1455 |
B |
When the longitudinal strength members of a MODU are continuous and closely spaced, the vessel is. |
transversely framed |
longitudinally framed |
intermittently framed |
web framed |
1476 |
B |
Where is thicker plating usually found in the construction of integral tanks on a MODU? |
On the outside of the tank. |
At the bottom of the tank. |
At the top of the tank. |
At the center of the tank. |
1525 |
D |
Which of the following describes the function of the air receiver in the compressed air system on a MODU? |
Condenses moisture. |
Provides overpressure protection. |
Purifies the air. |
Acts as an accumulator. |
1719 |
B |
With regard to the opening and closing of watertight appliances not fitted with a remote operating control or alarm system, which of the following is the master or person in charge of a MODU required to enter in the logbook? |
The time required to close the appliances. |
The reason for opening or closing each appliance. |
The name of the person performing the opening and closing of such appliances. |
The fact that the hull indicators functioned or not. |