Lower Monumental PH HVAC System Upgrade

Estimated Value: $3,500,000
Closed WashingtonConstructionsolicitation
This bid is closed — responses were due September 22, 2026. It is no longer accepting submissions. We keep closed bids on BidsNexus for reference: agencies often re-issue the same need, and past bids show what they buy and when.
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Sep 18, 2026
Sep 22, 2026 9:00 PM
Construction
solicitation
238220
small business
AI Summary
This bid is for a construction project to upgrade the HVAC system at the Lower Monumental Dam Powerhouse, including modernization, new controls, and access platforms, with a focus on efficient pressurization and improved air quality.
Line Items
ItemQtyUnitEst. Unit PriceEst. TotalCategory
Modernized HVAC system installation (including ventilation, heating, cooling using river water) 1 lot $2,500,000.00 $2,500,000.00 Construction
HVAC control system update to modern electronic control system 1 lot $300,000.00 $300,000.00 Construction
Permanent access platforms for system component maintenance 1 lot $150,000.00 $150,000.00 Construction
Contractor Quality Control (CQC) System Management (including CQC Plan development and on-site CQC System Manager) 1 lot $300,000.00 $300,000.00 Professional Services
Development and management of Contractor furnished submittals (pre-construction plans, product data, test reports, close-out documentation) 1 lot $250,000.00 $250,000.00 Professional Services
Estimated Bid Value$3,500,000.00

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📎 A.03.09_Supplemental_Drawings__26RA007_.pdf View
📎 KTR_Site_Visit_List.pdf View
📎 B.08.03_Solicitation__Amend_0001_.pdf View
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