During a severe storm while the COASTAL DRILLER is elevated, on board loads must be shifted so that the TCG is on the centerline and the LCG is __________.
Official USCG Answer & Rule Citation
Correct Answer: Option C — 119.44 feet AF0
Jack-up rig survival criteria in severe storms necessitate symmetrical weight distribution to prevent excessive leg bending moments. Operational guidelines require shifting on-board loads to align the TCG on the centerline and position the longitudinal center of gravity (LCG) at 119.44 feet aft of frame zero.
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