Tankerman · Equipment — Overfill Alarm
A high-level/overfill alarm on a cargo tank is designed to:
- AStart the cargo pump
- BInert the tank
- CMeasure cargo temperature
- DWarn the PIC in time to stop the flow before the tank overflows✓ Correct
Explanation
Independent high-level and overfill (high-high) alarms give the watch time to slow and stop loading before the tank overflows. They supplement—never replace—active gauging and a vigilant cargo watch.
Authority: 33 CFR 155/156; ISGOTT
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