LGTCO/LGTF Exit Exam • Set 4 Question 13 of 30
How many pressure relief valves must be fitted for cargo tanks above 20 m³ capacity on gas carriers?
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Direct Answer
Option B: At least two relief valves
The IGC Code Chapter 8 requires that all cargo tanks with a capacity exceeding 20 m³ must be fitted with at least two independent pressure relief valves.
All Options
A
At least one relief valve
B
At least two relief valves
(Correct Answer)
C
At least three relief valves
D
At least four relief valves
Detailed Explanation & Context
The IGC Code Chapter 8 requires that all cargo tanks with a capacity exceeding 20 m³ must be fitted with at least two independent pressure relief valves.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Liquefied Gas Tanker Cargo Operations (LGTCO/LGTF).
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