The U.S. Army Corps of Engineers Detroit District is conducting market research to identify contractors capable of demolishing an existing CO2 system and furnishing/installing a new marine-grade fixed fire suppression system on the crane barge NICOLET in Sault Ste. Marie, MI. The work includes full system design, installation of cylinders and alarms, piping, and post-installation testing and user training. The contract is expected to be formally solicited in May 2026. This is a sources sought notice for planning purposes only and is not a request for proposals. Businesses, including small businesses under NAICS code 238220, are encouraged to indicate their capability.