The US Navy’s shipyard overhaul is going to cost billions more and take decades longer than planned, watchdog warns

Business Insider | 28-09-2026 08:34pm |

A new government watchdog report from the GAO has found that the US Navy's Shipyard Infrastructure Optimization Program will cost over $200 billion and take more than 50 years to complete. The program aims to repair poor conditions at the Navy's four public shipyards, which maintain nuclear-powered submarines and aircraft carriers. Unplanned costs and newly identified risks have expanded the project's scope. The report recommends that Congress require annual progress updates from the Navy.

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