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Safety - USCG Exam Questions

Firefighting, lifesaving appliances and survival craft, emergency procedures, first aid, and pollution prevention regulations.

Every question below is a real U.S. Coast Guard exam question with four choices. Answer one and the correct choice is revealed instantly, with the USCG reference and illustration where the question uses one.

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Questions 2,801–2,900 of 3,245 · page 29 of 33

  1. #3315 The liquid mud tanks on your vessel measure 30'L by 15'B by 6'D. The vessel's displacement is 968 T and the specific gravity of the mud is 1.8. What i...
  2. #3316 The liquid mud tanks on your vessel measure 18'L by 10'B by 6'D. The vessel's displacement is 944 T and the specific gravity of the mud is 1.9. What i...
  3. #3317 The liquid mud tanks on your vessel measure 20'L by 18'B by 7'D. The vessel's displacement is 866 T and the specific gravity of the mud is 1.8. What i...
  4. #3318 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0060 below. Use the white pages of The Stability Data Reference Book to deter...
  5. #3319 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0056 below. Use the white pages of The Stability Data Reference Book to deter...
  6. #3320 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0052 below. Use the white pages of The Stability Data Reference Book to deter...
  7. #3321 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0059 below. Use the white pages of The Stability Data Reference Book to deter...
  8. #3322 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0081 below. Use the white pages of The Stability Data Reference Book to deter...
  9. #3323 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0184 below. Use the white pages of The Stability Data Reference Book to deter...
  10. #3324 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0185 below. Use the white pages of The Stability Data Reference Book to deter...
  11. #3325 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0186 below. Use the white pages of The Stability Data Reference Book to deter...
  12. #3326 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0188 below. Use the white pages of The Stability Data Reference Book to deter...
  13. #3327 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0189 below. Use the white pages of The Stability Data Reference Book to deter...
  14. #3328 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0190 below. Use the white pages of The Stability Data Reference Book to deter...
  15. #3329 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0192 below. Use the white pages of The Stability Data Reference Book to deter...
  16. #3330 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0054 below. Use the white pages of The Stability Data Reference Book to deter...
  17. #3331 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0040 below. Use the white pages of The Stability Data Reference Book to deter...
  18. #3332 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0108 below. Use the white pages of The Stability Data Reference Book to deter...
  19. #3333 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0121 below. Use the white pages of The Stability Data Reference Book to deter...
  20. #3334 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0088 below. Use the white pages of The Stability Data Reference Book to deter...
  21. #3335 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0096 below. Use the white pages of The Stability Data Reference Book to deter...
  22. #3336 The SS AMERICAN MARINER is ready to sail with the load shown in table ST-0149 below. Use the white pages of The Stability Data Reference Book to deter...
  23. #3337 The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-0...
  24. #3338 The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-002...
  25. #3339 The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-0...
  26. #3340 The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-0...
  27. #3341 The SS AMERICAN MARINER has the following drafts: FWD 08'-11.5", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-0...
  28. #3342 The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-002...
  29. #3343 The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-002...
  30. #3344 The SS AMERICAN MARINER has the following drafts: FWD 09'-00", AFT 15'-11.5". Upon completion of loading and bunkering the items shown in table ST-003...
  31. #3345 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0022 below. There is already 2685 tons of cargo on board with a KG of 27.4 feet....
  32. #3346 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0038 below. There is already 6422 tons of cargo on board with a KG of 26.6 feet....
  33. #3347 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0008 below. There is already 4184 tons of cargo on board with a KG of 27.8 feet....
  34. #3348 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0035 below. There is already 3224 tons of cargo on board with a KG of 29.8 feet....
  35. #3349 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0031 below. There is already 4145 tons of cargo on board with a KG of 25.5 feet....
  36. #3350 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0028 below. There is already 3315 tons of cargo on board with a KG of 27.0 feet....
  37. #3351 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0130 below. There is already 4260 tons of cargo on board with a KG of 25.8 feet....
  38. #3352 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0131 below. There is already 3485 tons of cargo on board with a KG of 24.4 feet....
  39. #3353 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0055 below. There is already 3684 tons of cargo on board with a KG of 28.4 feet....
  40. #3354 The SS AMERICAN MARINER is ready to load the cargo listed in table ST-0135 below. There is already 6280 tons of cargo on board with a KG of 25.5 feet....
  41. #3355 Your vessel is preparing to lift a weight of 30 tons with a boom whose head is 30 feet from the ship's centerline. The ship's displacement not includi...
  42. #3356 Which term describes the geometric center of the underwater volume of a vessel?
  43. #3357 The straight stream capability of an all-purpose nozzle is used in fighting a class A fire to accomplish which task?
  44. #3358 If you wear extra clothing when entering the water after abandoning ship it will accomplish which of the following?
  45. #3359 Which statement is TRUE concerning the life buoy on your small passenger vessel? (Length 28 feet)
  46. #3360 What is the most important thing to remember when launching an inflatable liferaft by hand?
  47. #3361 Which is the term given to the joint formed when two steel plates are placed end-to-end?
  48. #3362 The vessel shown in the illustration has broken down and you are going to take her in tow. The wind is coming from her starboard beam. You are making... illustration
  49. #3363 The helmsman is steering using follow-up mode when the helm stops responding. Identify the most appropriate immediate action.
  50. #3364 Which term is given to the difference between the starboard and port drafts caused by shifting a weight transversely in the vessel?
  51. #3365 Which is TRUE concerning a fuel-air mixture below the lower flammable limit?
  52. #3366 In the illustration, the lower seam of the strake indicated by the letter "B" is sometimes riveted. Why is this done? illustration
  53. #3367 Which indicates the volatility of a flammable liquid?
  54. #3368 You have taken another vessel in tow. Which is an indicator that the towing speed is too fast?
  55. #3369 How may the change in trim of a vessel be found?
  56. #3370 Your cargo vessel is transiting pirate waters with a temporary security team onboard. The ship has been attacked and starts sinking. The decision has...
  57. #3371 You are reading the draft marks as shown in the illustration. The water level is at the bottom of number 11. What is the draft? illustration
  58. #3372 What is the most serious effect of oxygen retained in a diesel engine jacket water cooling system?
  59. #3373 Normally, where is the potable water systems directly connected to?
  60. #3374 Your vessel rolls slowly and sluggishly. What does this indicate about the vessel?
  61. #3375 Chemical burns are caused by the skin coming in contact with what substance(s)?
  62. #3376 In a racetrack turn, to recover a man overboard, the vessel is steadied for the SECOND time after a turn of how many degrees from the original heading...
  63. #3377 Which defines reserve buoyancy?
  64. #3378 How should the sea painter of a rescue boat be led?
  65. #3379 What is the purpose of the inclining experiment?
  66. #3380 Use the material in Section 1, the blue pages, of the Stability Data Reference Book. If the KG is 25.2 feet, and the drafts are: FWD 27'-11", AFT 28'-...
  67. #3381 The SS AMERICAN MARINER is ready to bunker with drafts of FWD 11'-01", AFT 14'-07". After all bunkers are on board, soundings indicate the tonnages sh...
  68. #3382 You are at sea on a vessel that has a beam of 50 feet, and you calculate the period of roll to be 22 seconds. What is the vessel's metacentric height?
  69. #3383 You have 50 containers of ships stores each measuring 6'L by 4'B by 3'H and weighing 0.4 ton each. Each container is stowed on deck. What is the maxim... illustration
  70. #3384 Your sailing drafts are: FWD 21'-08", AFT 22'-04" and the GM is 3.2 feet. What will be the angle of list if the #6 port deep tank (capacity 201 tons,...
  71. #3385 Your sailing drafts are: FWD 24'-02", AFT 24'-10" and the GM is 4.6 feet. What will be the angle of list if #6 starboard double bottom (capacity 95 to...
  72. #3386 Your vessel's drafts are: FWD 18'-09", AFT 20'-03". How much more cargo can be loaded to have the vessel down to the freeboard draft? (Use the informa...
  73. #3387 Your vessel's drafts are: FWD 27'-06", AFT 28'-02"; and the KG is 21.3 feet. Use the selected stability curves in the blue pages of the Stability Data...
  74. #3388 Using the information in Section 1, the blue pages, of the Stability Data Reference Book, determine the danger angle for permanent list if the KG is 2...
  75. #3389 The SS AMERICAN MARINER has the liquid load shown in the table. Use the white pages of The Stability Data Reference Book to determine the LCG-FP of th...
  76. #3390 Your vessel's drafts are: FWD 14'-04", AFT 17'-08". The LCG of the forepeak is 200 feet forward of amidships. How many tons of ballast must be pumped...
  77. #3391 Your drafts are: FWD 23'-03", AFT 27'-01". Use the blue pages of the Stability Data Reference Book to determine the vessels displacement if you are in...
  78. #3392 Use the floodable length curve in Section 1, the blue pages, of the Stability Data Reference Book. If the curve represents 45 percent permeability and...
  79. #3393 A fire starts on your vessel while refueling. Which action should you take FIRST?
  80. #3394 The two factors which make underwater hull repair difficult are accessibility and which other factor?
  81. #3395 What is the purpose of a striking plate?
  82. #3396 Which is the primary element to successfully rescuing a man overboard?
  83. #3397 The distress message of a ship should include considerable information which might facilitate the rescue. Which is TRUE concerning the information?
  84. #3398 You are reading the draft marks as shown in the illustration. The water level forward leaves about 4 inches of the 11 visible, and the water level aft... illustration
  85. #3399 Symbol number (51) in the illustration is found all throughout the ship. What fire control equipment does this symbol represent? illustration
  86. #3400 The vessel shown in the illustration has broken down and you are going to take her in tow. The wind is on her starboard beam. She is making more leewa... illustration
  87. #3401 The falls on gravity davits are required to be constructed from which material?
  88. #3402 When abandoning ship, after launching the motor lifeboat which is the recommended action to take?
  89. #3403 When a vessel has positive stability, which term is used to describe the distance between the line of force through B and the line of force through G?
  90. #3404 How often are inflatable liferafts required to be overhauled and inspected at a U. S. Coast Guard approved service facility?
  91. #3405 In the illustration, which Fire Control Plan symbol represents the best means to extinguish a LARGE Class Bravo fire on deck? illustration
  92. #3406 How can you prevent the spread of fire by conduction?
  93. #3407 "Limber" is a term associated with which item?
  94. #3408 Where do signs of racking stresses generally appear on the vessel?
  95. #3409 Which is the abandon ship signal?
  96. #3410 A wooden plug fitted tightly in the vent of a damaged tank may prevent which situation?
  97. #3411 Which defines the flash point of a liquid?
  98. #3412 In the illustration, which item is the righting strap? illustration
  99. #3413 The terms "ceiling" and "margin plate" are associated with which areas of the vessel?
  100. #3414 The ocean wave period and a vessel's apparent rolling period are the same. How is this defined?

Safety questions: what to expect

Q How many Safety questions are in the Deck pool?

There are 3,245 Safety questions on this site, every one released by the U.S. Coast Guard or taken from the National Maritime Center's sample examinations, with its correct answer. The exam draws its Safety module from the same pool.

Q What score do I need to pass the Safety module?

Most USCG exam modules, including Safety, require 70 percent to pass. Rules of the Road modules require 90 percent.

Q Are these the real USCG Safety exam questions?

Yes. They are the published U.S. Coast Guard questions, matched to the National Maritime Center's 2026 sample examinations. Answer any question to see the correct choice, the USCG reference and the illustration where the question uses one.

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About the Deck question pool

The Deck pool holds the current U.S. Coast Guard questions for every deck credential, from Able Seaman and the OUPV six-pack up to unlimited Master. Each question is multiple choice with four options, graded instantly, with the USCG reference shown where one exists.