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 system with supporting controls and buildings. The contractor must furnish nine new hydraulic cylinders, design and construct three new hydraulic power unit buildings and a control shelter, and complete all associated electrical, concrete, and piping work. The work must 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 performance location is Dashields Locks and Dam along the Ohio River in Coraopolis, Pennsylvania.