Vertical lineshaft pumps

The document is a Request for Quote (RFQ) W9127N26QA080, issued by the US Army Corps of Engineers, Portland District, for the procurement of two vertical lineshaft pumps for the Big Cliff Powerhouse at Detroit Dam, Mill City, OR. This solicitation is a 100% Total Small Business Set-Aside under NAICS Code 333914, with a size standard of 750 employees. Offerors must be registered in SAM and are required to submit quotes via email by June 5, 2026, 10:00 PM PST. Evaluation will prioritize technically acceptable quotes with the lowest evaluated price, based on technical capability and price reasonableness. The contract includes various FAR and DFARS clauses, notably those concerning unique item identification, Buy American Act, and restrictions on certain telecommunications equipment.

This Purchase Description outlines the need for two new vertical lineshaft pumps at the Big Cliff Powerhouse. The existing pumps, in service for over 30 years, are failing, with one completely seized and the other showing similar signs. The powerhouse, critical for power generation and river flow regulation, relies on these pumps to manage drainage from various floor drains and sumps. Currently, a temporary submersible pump requires manual operation, increasing the workload for operators and raising concerns about efficiency, especially during weekends when staffing is limited. Replacing these pumps will restore the reliability of the drainage system, automate sump level maintenance, and provide a long-term solution. The document specifies detailed requirements for the pumps, including flow rate, height, materials, and motor specifications, along with delivery instructions and contact information for project personnel. The estimated cost is not provided in the document.

The Big Cliff Powerhouse requires replacing two vertical lineshaft drainage pumps due to age, unavailability of spare parts, and recent failures. These pumps are crucial for maintaining drainage sump levels in the remotely operated facility, which has been in commission since 1953. The current situation, with one seized pump and the other failing, necessitates a temporary submersible pump that requires manual operation, increasing operational costs and straining limited operator availability, especially on weekends. The procurement seeks two new vertical lineshaft pumps with specific requirements: 4-inch outlets, 75 GPM flow at 70 ft head, 45 ft height, 1-inch diameter stainless steel lineshafts, bronze impellers, cast iron bowls, basket strainers, and motors up to 3.0 hp. The estimated cost is unspecified, and shipping to Detroit Dam, Oregon, is the contractor's responsibility. The replacement aims to restore drainage system reliability and automate sump level maintenance for the next 30+ years.