Montgomery Locks and Dam New River Chamber

open for bidding

Construct the Montgomery Locks and Dam New River Chamber in Monaca. The project entails disconnecting dam-side power while maintaining lock power; installing flashboards; constructing the in-water combination wall; demolishing the upper and lower guard walls; constructing foundation drilled shafts and in-the-wet monoliths; constructing cofferdam; constructing land wall equipment buildings; constructing in-the-dry monoliths; demolishing original river wall and fixed-crest weir; excavating alluvium and rock for emptying and filling; constructing chamber floor; and constructing middle wall bull-nose cell.