The Nimitz-class aircraft carrier USS George H.W. Bush (CVN 77), after a decade with the fleet, arrived at Norfolk Naval Shipyard (NNSY), Feb. 21, for a 28-month dry-docking planned incremental availability (DPIA). Bush will be on blocks for the majority of her yard period.
As noted by the Navy, “Dry-docking and maintaining a 103,000 ton, 1,092-foot aircraft carrier is complex work. This DPIA marks the first time George H.W. Bush has not been waterborne since 2006. Requiring an estimated 1.3 million man-days, it will be the most extensive maintenance period for the ship yet and one of the most complex CVN chief of naval operations availabilities in recent NNSY history.”
Hauled out in drydock, she is impressive:
The shipyard workforce will be providing approximately 775,000 man-days, with ship’s force, alteration installation teams and contractor work comprising the rest.
Now if they can just keep the…
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