This document provides details on a federal contract solicitation for construction services. The U.S. Army Corps of Engineers Detroit District is seeking a firm fixed price contract for upstream approach wall construction at the Soo Lock Complex in Sault Ste. Marie, Michigan. The scope of work involves building a new canal wall and will be specified in the solicitation documentation. Interested parties should monitor the beta.SAM.gov website for any amendments, the submission of electronic proposals is required by the response date within 30 days of contract award. The NAICS code is 237990 for other heavy and civil engineering construction, and there is no set-aside designated. All communication regarding this solicitation must be sent in writing to the named contracting specialist via email or facsimile.