HVAC System Replacement – ACHD Administration Building

Ada County Highway District (ACHD) is requesting bids for replacement-in-kind of the HVAC system at its Administration Building in Boise, Idaho, under ITB, with sealed bids due August 12, 2026 at 3:00 p.m. local time via the ACHD eProcurement portal and opening via Zoom at the same time.

The scope includes removal and replacement of existing HVAC equipment with two 250-ton water-cooled Mammoth air handling units, two York rooftop units, and four make-up air units; factory startup, commissioning, and integration with the existing Automated Temperature System (ATS) controls; operational training for ACHD personnel; and project closeout documentation. Bidders must submit lump-sum prices covering nine line items: mobilization, demolition and disposal, refrigerant recovery, equipment installation, commissioning, ATS integration, and project closeout. The contractor must furnish all labor, materials, equipment, permits, and incidental items; provide proof of licensure; and list any deviations from specification. All materials must be free from defects and equivalent to those specified.

The contract term runs October 1, 2026 through September 30, 2027, with no renewal options. Completion is due September 30, 2027; liquidated damages of $500 per calendar day apply for delays beyond the agreed date. Extensions may be granted for excessive submittal processing delays, ACHD-caused delays, or additional ACHD-requested work, and for force majeure events beyond the contractor's control.

The successful bidder must execute the agreement within 15 calendar days of award notification. No bid security is required at submission; however, the awardee may be required to furnish supply, material, payment, and performance bonds each equal to 100 percent of the contract value upon Notice of Award. Insurance requirements include Workers Compensation, Unemployment Insurance, Comprehensive General Liability ($500,000 per claim / $1,000,000 aggregate), and Comprehensive Automobile Insurance with minimum limits of $500,000 per claim and $1,000,000 aggregate.

Questions are due August 5, 2026 at 4:00 p.m., with responses due August 6, 2026 at 4:00 p.m. Contract award goes to the qualified lowest bidder compliant with specifications and bidding procedures. ACHD reserves the right to reject any or all bids and waive informalities in its best interest. The contract is governed by Idaho law with venue in the Fourth Judicial District in Ada County.