Montgomery Locks Dam Lock Chamber Construction

open for bidding

The U.S. Army Corps of Engineers is evaluating submitted bids from firms seeking to construct a new lock chamber at the Montgomery Locks Dam in Monaca. The project entails constructing the in-water combination wall; demolishing the upper and lower guard walls; constructing foundation drilled shafts and in-the-wet monoliths; constructing a cofferdam; dewatering the coffer area; and constructing in-the-dry monoliths.