The lightweight vertical moments for the DEEP DRILLER are __________.

Correct Answer: Option A — 680,914 ft-long tons

Vessel stability booklets for the mobile offshore drilling unit DEEP DRILLER tabulate lightweight properties directly from inclining experiments and deadweight surveys. The baseline vertical moment value of 680,914 ft-long tons represents the precise vertical center of gravity distribution for the empty hull in accordance with 46 CFR stability standards.