PSCRB Exit Exam • Set 4 Question 20 of 30
What device prevents a davit-launched lifeboat from releasing hook falls before the boat is fully waterborne?
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Direct Answer
Option A: On-load / Off-load release mechanism with hydrostatic interlock protection
SOLAS regulations require on/off-load hook release mechanisms to be fitted with hydrostatic interlock devices, physically preventing premature release of the falls until the lifeboat is fully waterborne.
All Options
A
On-load / Off-load release mechanism with hydrostatic interlock protection
(Correct Answer)
B
Manual hacksaw
C
Rope slip knot
D
Magnetic latch
Detailed Explanation & Context
SOLAS regulations require on/off-load hook release mechanisms to be fitted with hydrostatic interlock devices, physically preventing premature release of the falls until the lifeboat is fully waterborne.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Proficiency in Survival Craft and Rescue Boats (PSCRB).
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