What is the displacement of the DEEP DRILLER with a draft of 19.5 feet in fresh water?
Official USCG Answer & Rule Citation
Correct Answer: Option A — 11,932.8 long tons
Freshwater displacement is determined using the salt water displacement adjusted for density differences (1.025 to 1.000). Entering the hydrostatic tables for a 19.5-foot fresh water draft gives 11,932.8 long tons.
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