Your vessel's drafts are: FWD 18'-09", AFT 20'-05"; and the KG is 23.8 feet. Use the selected stability curves in the blue pages of the Stability Data Reference Book to determine the righting arm at 30° inclination.
Official USCG Answer & Rule Citation
Correct Answer: Option B — 2.1 feet
Determine the mean draft and use the KG of 23.8 feet to select the correct stability curve. At 30 degrees, the righting arm is read from the blue pages. This is a standard procedure for evaluating the vessel's righting arm curve, ensuring it meets the required stability criteria for safe operation.
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