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Lower Monumental PH HVAC System Upgrade

Issued by DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · NWD · US ARMY ENGINEER DISTRICT WALLA WAL · via SAM.gov — US federal contract opportunities

Published
2 Sept 2026
Closes
22 Sept 2026, 21:00 UTC
Reference
W912EF26RA007
Location
WA, United States
Sector
Construction & Infrastructure

Details

DEPT OF DEFENSE · DEPT OF THE ARMY · USACE · NWD · US ARMY ENGINEER DISTRICT WALLA WAL is soliciting Lower Monumental PH HVAC System Upgrade. Solicitation number W912EF26RA007. Classified under NAICS 238220 — Plumbing, Heating, and Air-Conditioning Contractors. Product/service code Y1KA — CONSTRUCTION OF DAMS. Place of performance: WA, USA. Responses are due by 22 September 2026 21:00 UTC. Posted on SAM.gov, the US federal contract opportunities system; registration is required to bid.

OVERVIEW:

The work is located at the Lower Monumental Dam Powerhouse, Kahlotus, Washington. This solicitation is being issued as a Lowest Price Technically Acceptable (LPTA) Request for Proposal (RFP) and will result in a single firm-fixed price construction contract. This procurement is unrestricted. Competition is open to both large and small business concerns. A small business subcontracting plan is required for large businesses. 100% performance and payment bonds are required for this project. The North American Industry Classification System (NAICS) code for this project is 238220 - Plumbing, Heating, and Air-Conditioning Contractors, and the associated small business size standard is $19,000,000.

System for Award Management (SAM): Offerors must register in SAM at: https://SAM.gov/content/home prior to receiving an award.

SCOPE OF WORK

The work will provide a modernized HVAC system that will ventilate, heat, and cool the spaces in the powerhouse using river water for both heating and cooling sources. The new system must allow for efficient powerhouse pressurization to reduce smoke and dust ingress into the powerhouse, prolonging equipment life for many assets and providing for good indoor air quality for occupants. The occupied spaces must be provided with sufficient ventilation, comfort heating and comfort cooling. The control room and stairwells must be provided with a system that will be capable of pressurizing those spaces with clean outside air for the exclusion of smoke during a fire event anywhere in the powerhouse in addition to providing sufficient ventilation, comfort heating and comfort cooling. Update the HVAC control system to a modern electronic control system which can be operated from the control room to significantly reduce the effort required to operate the system. Provide permanent access platforms for efficient access to system components for maintenance, such as the maintenance of the dampers in the mixed air plenum and replacement of air filter media in the perceptron room. THE GOVERNMENT RESERVES THE RIGHT TO CANCEL THE SOLICITATION EITHER BEFORE OR AFTER THE CLOSING DATE. NO REIMBURSEMENT WILL BE MADE FOR ANY COSTS ASSOCIATED WITH PROVIDING INFORMATION IN RESPONSE TO THIS PRE-SOLICITATION NOTICE OR ANY FOLLOW-UP INFORMATION REQUEST. The Contractor will be responsible for establishing and managing an effective Contractor Quality Control (CQC) System that will require the development and submission of a comprehensive project specific CQC Plan for Government acceptance. A CQC System Manager employed by the prime contractor shall be required to be on-site for each shift of the Contractor's operations. The CQC System Manager must possess a minimum of 5-years ‘ relevant experience in a supervisory or management position such as Quality Control Manager, Quality Assurance Manager, or Construction Manager directly involved in the management of construction quality at the project site. In addition, the CQC System Manager shall have completed the course entitled "Construction Quality Management for Contractors" within the last 5-years. The project will involve the development and management of Contractor furnished submittals for items such as pre-construction plans, product data, test reports, and contract close-out documentation as required by the technical specifications of the contract. Please send your proposal by email to: [contact details removed]

Context for bidders

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