The COASTAL DRILLER, elevated in 100 feet of water with 0 knots current, 30 foot waves, and wind speeds of 50 knots may continue drilling if the maximum leg reaction is less than __________.
Official USCG Answer & Rule Citation
Correct Answer: Option C — 6,440 kips
MODU operational envelopes are governed by leg reaction limits specified in the unit's operating manual. Under 100 feet of water, 30-foot waves, and 50-knot winds, drilling may continue provided maximum leg reaction does not exceed 6,440 kips.
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