Norfolk Naval Shipyard (NNSY) held a groundbreaking for therenovation of its historic Dry Dock 4 January 23.This $200 million renovation, spanning nearly three years, marks NNSY’s biggest initiative yet in the realizationof Naval Sea Systems Command’s (NAVSEA) Shipyard Infrastructure Optimization Program (SIOP). SIOP is a20-year, $21 billion program dedicated to completely refurbishing the nation’s four public shipyards bymodernizing equipment, improving workflow and upgrading dry docks and facilities.
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