Z--Stampede Penstock and Butterfly Valve Rehab

The Bureau of Reclamation is seeking proposals for the rehabilitation of outlet works, penstocks, and turbines at the Stampede Powerplant. The scope includes relining penstocks, refurbishing butterfly valves, and replacing various mechanical components. The project has an estimated value between $1 million and $5 million with a 600-calendar-day performance period. Recent updates through Amendment 0005 have extended the proposal deadline to June 8, 2026, and introduced revised technical data, including generator drawings and updated pricing schedules. Work will be performed under NAICS code 237110. Proposals must be submitted in three volumes: Business, Technical/Past Performance, and Pricing. Access to sensitive technical data requires a signed Non-Disclosure Agreement. The Stampede Penstock and Butterfly Valve Rehab project involves rehabilitating critical infrastructure at the Stampede Powerplant. The work includes relining penstocks, refurbishing butterfly valves, and replacing mechanical components over a 600-calendar-day period. The estimated value is between $1 million and $5 million. Technical performance is governed by over 100 engineering drawings and detailed specifications. All submittals must be managed through the Construction Document Management System (CDMS), and access to sensitive data requires a signed Non-Disclosure Agreement (NDA).