Tankerman · Operations — Slop Tanks
Slop tanks on a tanker are used to:
- AStore fresh drinking water
- BCarry segregated ballast
- CCollect oily washings and residues for settling and shore disposal or load-on-top✓ Correct
- DHold inert gas
Explanation
Slop tanks collect tank washings and oily residues; oil and water separate by settling, allowing the load-on-top method or discharge to a reception facility, keeping oil out of overboard ballast/wash water.
Authority: MARPOL Annex I; 33 CFR 157
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