What are the maximum vertical moments, including free surface moments, permitted on the DEEP DRILLER at survival draft if the winds are greater than 70 knots?
Official USCG Answer & Rule Citation
Correct Answer: Option C — 996,522 foot-tons
Survival draft criteria under high-wind conditions (>70 knots) restrict maximum allowable vertical moments to prevent capsize. Consulting the DEEP DRILLER operations manual limitations table for survival conditions permits a maximum vertical moment including free surface moments of 996,522 foot-tons.
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