GASCO Exit Exam • Set 13 Question 5 of 30
Onboard an LNG tanker with NO 96 containment system what will typically happen if a minor membrane leak(crack) occurs below the cargo level?
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Direct Answer
Option D: Small flow of liquid into the crack will vaporize,cargo tank will remain the sam
In Gaztransport & Technigaz NO 96 membrane containment systems, Invar membranes and perlite insulation boxes maintain cargo containment and thermal insulation.
All Options
A
Big flow of liquid into the crack will rapidly vaporize and cargo will be severely damageed
B
Small flow of liquid into the crack will vaporize cargo tank pressuree will increase tremendously increase tremendously
C
Big flow of liquid into the crack will vaporize and colaps the primary membranee inwards
D
Small flow of liquid into the crack will vaporize,cargo tank will remain the sam
(Correct Answer)
Detailed Explanation & Context
In Gaztransport & Technigaz NO 96 membrane containment systems, Invar membranes and perlite insulation boxes maintain cargo containment and thermal insulation.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Liquefied Gas Tanker Cargo Operations (GASCO).
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