USCG USCG Safety Eng
Set 4 • Question #97 of 254
Launch Interactive Practice Room Pollution Prevention Regulations (33 CFR) state that when a tank vessel is discharging cargo, each sea suction valve connected to the vessel's oil transfer, ballast, or cargo tank systems must be __________.
A
sealed or lashed closed
✓ Correct Answer
B
fitted with a blank flange
C
fitted with an anti- siphon device
D
lined up for immediate use
USCG NMC Regulatory Explanation
Under MARPOL, SOLAS, and USCG Marine Engineering Safety regulations, regarding 'Pollution Prevention Regulations (33 CFR) state that when a tank vessel is discharging cargo, each sea suction valve connected to the vessel's oil transfer, ballast, or cargo tank systems must be', the mandated standard is: 'sealed or lashed closed'.
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