Tankerman · Pollution — Scuppers
Before an oil transfer, deck scuppers must be:
- ALeft open to drain rainwater
- BRemoved entirely
- CPlugged or closed to contain any spilled oil on deck✓ Correct
- DConnected to the cargo line
Explanation
Scuppers are closed/plugged so that any deck spill is contained aboard rather than running overboard. Containment around manifolds (drip pans, coamings) supplements this.
Authority: 33 CFR 155.310; 33 CFR 156
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