
BWX Technologies’ [BWXT] mistake last year welding ballistic-missile tubes for the first Columbia-class submarine consumed 15 of the 23 months of schedule cushion built into the Common Missile Compartment program, the Government Accountability Office (GAO) reported Monday. The report marked the first time the Navy and Columbia prime General Dynamics Electric Boat [GD] publicly quantified the amount of margin consumed by BWX Technologies’ July 2018 slip-up, which Defense News first reported in August 2018. The Navy and GD “are still…