Exam 100% Correct!
Life Raft/ Coastal - ANSWERSDesigned for quick recovery
-No cover: one level; little survival equipment.
Life Rafts/ Offshore
46 CFR Sub. 160.151 - ANSWERSDesigned for longer term survival
-Double buoyancy tubes -Auto inflating canopy
-Stabilizing water pockets -Equipment required on offshore commercial vessels. -For
international voyages, must hold between 6-25 people.
Operating cord - ANSWERSUsed to inflate the life raft and as a painter line.
Water pockets - ANSWERSBags attached to bottom of life raft to stabilize, prevent
capsizing and reduce drift.
Jack knife - ANSWERSRazor sharp knife with no point, located at the entrance of the
life raft.
How do you use an inflatable floor? - ANSWERSInflate when cold, deflate when warm
How are recognition lights activated? - ANSWERSThey are normally water activated
and stay on for at least 24 hours.
What is the purpose of the equipment bag? - ANSWERSTo store all the life raft
equipment.
What is a righting strap for? - ANSWERSRighting the raft if it's upside down or
capsized.
What is a rainwater catchment tube for? - ANSWERSCatching rainwater on the life raft.
What do you do when it starts raining on the life raft? - ANSWERSAllow the first few
minutes of rain to wash away the salt before storing.
Purpose of the canopy? - ANSWERSUsed to protect passenger from weather.
What is the greatest hazard to someone on a life raft? - ANSWERSThe loss of body
heat.
What is a Quoit and Heaving line? - ANSWERSA ring attached to a rope which is used
to rescue persons in the water
, General raft CFR requirements: How often must a life raft be inspected? -
ANSWERSEvery 12 months; but can wait up to 15 months if the vessel is away from
her home port.
What is a hydrostatic release for? - ANSWERSIt frees the life raft if the vessel sinks.
How long is the operating cord? - ANSWERS100 feet long.
What is the operating cord attached to? - ANSWERSThe weak link OR secured to a
strong object when launching manually.
If more than one life raft is in the water, everyone should tie together. WHY? -
ANSWERSto try to stay near the distressed/sinking vessel.
What does the rubber ball in the boat drain do? - ANSWERSIt acts as a check valve
when the boat is in the water in case someone forgot to put on the drain cap.
What does the metal cap do to the boat drain? - ANSWERSPlugs the drain from the
inside of the life boat
What should the condition of the cage housing the ball in the boat drain be? -
ANSWERSFree from rubbish.
What is the Rottmer releasing handle used for? - ANSWERSUsed to release the
lifeboats.
When the Rottmer releasing handle is activated, what does it do? - ANSWERSOpens
the Rottmer releasing hooks
What color and warning are painted around the Rottmer releasing lever? -
ANSWERSThe area is painted RED, with the words "DANGER-LEVER DROPS BOAT"
What are tricing pendants? - ANSWERSWires attached to the bow and stern of the
lifeboat.
What do tricing pendants do? - ANSWERSThey hold the lifeboat alongside at the
embarkation deck until the frapping lines are passed around the falls.
What are Frapping lines? - ANSWERSLines passed around the falls at the embarkation
deck. Why is it important to stay near the distressed/sinking vessel? -
ANSWERSBecause that's where rescuers will begin searching.
What types of life boats are there? - ANSWERSEnclosed and Open. (Open life boats
mostly obsolete.)