RM-13-1458_DD1 Caisson_Final Spec Package_Fabrication_AppA_rev_20211005.pdf

This federal solicitation requests proposals for the replacement caisson for Dry Dock #1 at Portsmouth Naval Shipyard in Kittery, Maine. The proposed project includes steel fabrication of the new caisson along with installation of mechanical and electrical systems. Offerors will conduct full testing of the caisson and its interface with the existing dry dock seat, both during offsite construction and after delivery to the shipyard. In addition, the selected contractor will remove the existing caisson to an offsite facility for demolition and disposal of hazardous materials following acceptance of the new caisson. The Department of the Navy Naval Facilities Engineering Command is the contracting agency.