Safety & Environmental Protection (Deck) USCG Question #2250 (Set 69)

A vessel's drafts are FWD 23'-01", AFT 24'-11". Use the information in Section 1, the blue pages, of the Stability Data Reference Book to determine the final drafts if: (1) 142 tons are discharged 122 feet forward of amidships; (2) 321 tons are loaded 82 feet forward of amidships; and (3) 74 tons are discharged 62 feet aft of amidships.

Official USCG Answer & Rule Citation

Correct Answer: Option D — FWD 23'-09", AFT 24'-05"

Applying multiple weight-shifting and loading corrections from the stability data reference book hydrostatic tables determines the net sinkage and trim change resulting in final drafts of FWD 23'-09" and AFT 24'-05".

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