PSCRB Exit Exam • Set 4 Question 16 of 30
How long must the compressed air breathing system maintain positive pressure inside a totally enclosed fire-protected lifeboat?
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Direct Answer
Option A: At least 10 minutes at maximum engine operating speed
Self-contained air air systems provide breathable air for engine and occupants for at least 10 minutes while isolated from toxic/combustion gases outside.
All Options
A
At least 10 minutes at maximum engine operating speed
(Correct Answer)
B
At least 30 minutes
C
At least 2 minutes
D
At least 60 minutes
Detailed Explanation & Context
Self-contained air air systems provide breathable air for engine and occupants for at least 10 minutes while isolated from toxic/combustion gases outside.
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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