A.They are used to steady a lifeboat when lowered
B.They are normally attached to the davit span
C.They are needed only on radial davits
D.They are used to clear the puddings
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A.They have the same function as frapping line
B.They are safety lines for personnel inside the lifeboat
C.They slow the descent of the lifeboat
D.They hold the lifeboat alongside the embarkation deck
A.Two
B.Three
C.Four
D.Five
A.Six by seven galvanized wire rope
B.Six by twenty-four improved plow steel wire rope
C.Six by thirty-seven preformed fiber-core wire rope
D.Six by nineteen regular-lay filler wire rope
A.Each lifeboat must have a launching appliance
B.Launching appliances must be of the gravity type
C.There may not be more than two launching appliances on the same deck
D.All of the above
A.Moisture accumulation in winch motor damaging the electrical wiring
B.Freezing of gears in cold weather
C.Corroding of sheaves on the davits so they will not rotate
D.All of the above
最新試題
Upon hearing the abandon ship signal，you put on your life jacket and report to your station. After the cover is removed you board your open lifeboat boat. The FIRST thing to do is to（）.
When a rescue vessel approaches a lifeboat in heavy seas，the person in charge of the lifeboat should（）.
When operating the air supply system in a covered lifeboat the（）.
Which statement is TRUE concerning lifeboat gripes?（）
Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）
The light on a life jacket must be replaced（）.
Which item is NOT required to be marked with the vessel’s name?（）
The steering oar in a lifeboat is（）.
What is the purpose of tricing pendants?（）
When transferring survivors from an enclosed lifeboat to a rescue vessel，personnel on board the boat should（）.