Duluth Replace Retaining Wall Project, located at the Gerald W. Heaney Federal Building, US Courthouse, and Custom House

The U.S. General Services Administration, Public Buildings Service, is seeking information from qualified general contractors for the anticipated Duluth Retaining Wall Replacement Project at the Gerald W. Heaney Federal Building, U.S. Courthouse, and Custom House in Duluth, Minnesota. The work is described as a firm-fixed-price construction effort that includes demolition and removal of the existing retaining wall and associated site improvements, cast-in-place concrete work, excavation, utility coordination, and maintaining public traffic and pedestrian flow. It is a complex exterior project involving replacement of a large 25-foot retaining wall on bedrock in a constrained urban site, with a period of performance of 429 calendar days and best-value source selection expected to weigh technical factors more heavily than price. This is a sources sought notice for market research only, with responses due by 3:30 p.m. Eastern on May 28, 2026, by completing the linked form or, if needed, emailing the attached form to the listed GSA contacts.