Solicitation Amendment W912ES25QA0050001 SF30.pdf

This is a Solicitation Amendment for a de-watering maintenance by-pass project at Orwell Dam in Fergus Falls, Minnesota, issued by the U.S. Army Corps of Engineers (USACE) Saint Paul District. The solicitation (W912ES25QA005) requires a contractor to supply, install, operate, and maintain a by-pass flow system that can maintain a minimum of 80 cubic feet per second (cfs) during dam dewatering operations from September 15-19, 2025, with system removal to be completed by September 26, 2025.

Key project requirements include providing a generator to power pumps, leak-free piping approximately 350 feet long, submersible pumps capable of maintaining 80 cfs flow, and staging equipment on the north side of the dam. The contractor must submit detailed plans for the by-pass system, including pump specifications, piping details, power supply, and a construction schedule. Additional mandatory submissions include a spill control plan, safety plan with an Accident Prevention Plan, and point of contact information. A site visit for potential offerors is scheduled for March 7, 2025, and post-award site visits are required prior to installation.