Abstract is posted. ****Amendment 0005 is being issued on October 14, 2026. The bid due date will remain October 20, 2026 at 2:00pm (Eastern) with corresponding bid opening at 2:30 PM (Eastern) the day bids are due. ****Amendment 0004 is being issued on October 7, 2026. Bid due date is extended to October 20, 2026 at 2:00pm (ET)****Amendment 0003 is being issued on September 24, 2026. The bid inquiry is reopen until October 01, 2026. ***Amendment 0002 is being issued on September 18, 2026. The Bid Inquiry will remain closed at this time, and will be reopened upon the issuance of a forthcoming amendment.**** ***Amendment 0001 is being issued on September 11, 2026. The Bid Inquiry will remain closed at this time, and will be reopened upon the issuance of a forthcoming amendment. *** The U.S. Army Corps of Engineers (USACE) Detroit District, in partnership with the Macomb County Public Works (MCPW), is seeking contractors for a Firm-Fixed-Price (FFP) construction contract for the 9-Mile Pump Station project located in St. Clair Shores, Macomb County, Michigan. The project entails constructing a new 9-Mile Pump Station to separate the 8-1/2 Mile Relief Drain from the 9-Mile Drain. Operating under an 880-day Period of Performance, this effort is designed to significantly reduce flood risks for southeast Michigan residents and better protect the water quality of Lake St. Clair.