LGTCO/LGTF Exit Exam • Set 5 Question 24 of 30
Which statement correctly applies to Independent Type C cargo tanks?
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Direct Answer
Option B: No secondary barrier is required
Because Type C pressure vessels are designed against classical pressure vessel design criteria with high safety factors against catastrophic failure, no secondary barrier is required.
All Options
A
A full secondary barrier is required
B
No secondary barrier is required
(Correct Answer)
C
A partial secondary barrier in the form of a drip tray is always mandatory
D
Must be fitted with membrane insulation barriers
Detailed Explanation & Context
Because Type C pressure vessels are designed against classical pressure vessel design criteria with high safety factors against catastrophic failure, no secondary barrier is required.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).
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