This project involves the demolition and removal of the existing hydraulic system at Dashields Locks and Dam in Coraopolis, Pennsylvania, and the installation of a new hydraulic system with supporting controls and buildings. The contractor must furnish nine new hydraulic cylinders, while the government will provide five, and work includes constructing new HPU buildings, control shelters, and an elevated platform. The work shall be completed within 730 days after a written Notice to Proceed. The acquisition is a 100% Small Business Set-Aside, resulting in a single Firm-Fixed-Price contract. The location for performance is Dashields Locks and Dam along the Ohio River in Coraopolis, Pennsylvania.