DD3 COFFERDAM Newport News, VA HII Projects DD3 COFFERDAM – Newport News, VA PROJECT DETAILS The primary goal of the Newport News Shipyard Dry Dock 3 Cofferdam project was to construct a robust cofferdam system to facilitate underwater construction and...
DD11 STAIR TOWER Newport News, VA HII Projects DD11 STAIR TOWER PROJECT DETAILS This project consisted of a design-build stair tower for personnel access into Dry Dock 11. PMI provided engineered drawings and assembly/installation of a new 56’ stair...
PORT SECURITY BARRIERS & WATERBORNE SECURITY Newport News, VA HII Projects PORT SECURITY BARRIERS & WATERBORNE SECURITY – Newport News, VA PROJECT DETAILS Precon provides personnel, equipment, and materials to install, inspect, repair, and remove PSB...
DD11 CLEAT PROTECT Newport News, VA HII Projects DD11 CLEAT PROTECT PROJECT DETAILS This project consisted of raising 11 cleats around Dry Dock 11 by 1.5 to 2 feet by drilling and installing rebar, extending existing hardware, forming and pouring pedestals, and...
