Inactive

The proposed project provides a replacement caisson for Dry Dock #1 at Portsmouth Naval Shipyard, located in Kittery, Maine. Caisson construction includes steel fabrication, installation of mechanical... The proposed project provides a replacement caisson for Dry Dock #1 at Portsmouth Naval Shipyard, located in Kittery, Maine. Caisson construction includes steel fabrication, installation of mechanical and electrical systems, and a full testing program of the caisson and its interface w ith the existing/repaired dry dock seat. Construction w ill be primarily offsite w ith delivery to the shipyard and final testing at the dry dock. Follow ing successful delivery and acceptance of the replacement caisson, the project provides for removal to an off-site facility, demolition and disposal of the existing Dry Dock #1 Caisson, including handling and disposal of hazardous materials w ithin the caisson.