The National Shipbuilding Research Program, 1992 Ship Production Symposium Proceedings, Paper No. 4B-1: Corporate Repair Philosophy and Measuring for Continuous Improvement at Philadelphia Naval Shipyard

Initial zone technology implementation at the Philadelphia Naval Shipyard (PNSY) in 1986 set the stage for one of the most significant shifts in culture and repair philosophy ever witnessed at a public naval shipyard. Attempting to fundamentally change the way that the shipyard conducted business forced senior and middle management to completely understand the dynamic and interrelatedprocessesthatwere utilized to perform depot level work. Through the Philadelphia Quality Process (PQP), this understanding was achieved and changes that were necessary to shift from a Ship Work Breakdown Structure (SWBS) to a Product Work Breakdown Structure (PWBS) began.