W9128F23R0009 Butterfly Valve Drawings 1_23 3 of 3.pdf

This federal solicitation is seeking proposals to refurbish eighteen foot diameter spiral case inlet butterfly valves and associated systems for two generator units at Fort Peck Dam Powerhouse 2 in Glasgow, Montana. The scope of work includes refurbishing the butterfly valves and components such as valve operators, bypass piping and valves, spiral case and tunnel drain valves, valve access hatches and platforms. Nondestructive examination of the penstock tunnels will also be required. The butterfly valve discs will be refurbished in place to improve internal bypass leakage and address end of life components and system reliability. Refurbished systems are required to be functional with limited maintenance for fifty years. Optional bid items include exterior paint repairs to penstocks and weld repairs on valve discs. The solicitation was issued by the U.S. Army Corps of Engineers Omaha District on February 27, 2023, with bidder inquiry open until the solicitation closing date. The primary NAICS code appears to be 237990 and the solicitation includes limitations on subcontracting and small business participation requirements.