NAVFACSYSCOM NORTHWEST Request for Information (RFI) Shipyard Infrastructure and Optimization Program (SIOP) P454 Multi-Mission Dry Dock (M2D2)

well as all fleet nuclear submarine classes. Construction utilizes upland groundwater cutoff walls and cofferdam systems and includes bulkheads, quay walls, stairs, enclosed utility galleries, electrical and mechanical utility tunnels, drainage tunnels, discharge tunnels and saltwater system intake(

s), closed loop cooling system, flooding and dewatering systems, passenger and freight elevators, vessel mooring hardware, bollards, capstans, perimeter safety railing, temporary services support hangers and area lighting. Work also include