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 wall and will be attached to the solicitation documentation. Interested parties should monitor the SAM.gov website for amendments and questions/answers, with a proposed start date within 30 days of award. The NAICS code is 237990 for other heavy and civil engineering construction, up to $39.5 million. There are no set-asides specified. Further information is available in the attached solicitation. The primary point of contact is Steve Hutchens of the Detroit District.