CHEMCO Exit Exam • Set 4 Question 17 of 30

Cargo discharging: find a statement that ensures safe cargo discharging from start to finish,

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Direct Answer

Option D: During discharge the oxygen content and pressure of the inert gas in the inert gas main should be continuously recorded as per regulation.

Continuous recording of oxygen content and pressure in the inert gas main during discharge is a regulatory requirement mandated by codes like the IBC Code and ISGOTT. This ensures the cargo is maintained under a safe inert atmosphere, preventing ignition risks throughout the operation.

All Options

When the vessel arrives at the discharge port, the inert gas system should be tested and ready for operation in due time for discharge.

Before pumping of cargo oil is started, the inert gas system should be in operation and connected to the deck line, with the pressure control in the "automatic" position.

Cargo discharge should not be commenced until all the conditions have been checked; tanks should be re- pressurized if required

During discharge the oxygen content and pressure of the inert gas in the inert gas main should be continuously recorded as per regulation. (Correct Answer)

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).

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Cargo discharging: find a statement that ensures safe cargo discharging from start to finish,

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Detailed Explanation & Context

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