Tankerman · Transfer — Topping Off
When topping off a cargo tank, the loading rate should be:
- AIncreased to finish faster
- BReduced so the tank can be closely monitored and stopped at the desired ullage✓ Correct
- CKept at maximum until the tank is full
- DStopped and restarted repeatedly
Explanation
Topping off at a slow rate gives the tankerman precise control to stop at the planned ullage and prevents overflow as the tank approaches full.
Authority: Tank Vessel Operations (USCG topic)
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