D4 Admin Building HVAC Upgrade

The Idaho Transportation Department, Division of Public Works is requesting sealed bids for an HVAC upgrade at the District 4 Administrative Building in Shoshone, Idaho, with proposals due September 3, 2026 at 2:00 p.m. local time. A Public Works Contractor's License for the State of Idaho is mandatory to bid.

The scope includes replacement of the existing building fluid cooler with associated pump and accessories, replacement of building circulation pumps, and replacement of the roof at the fluid cooler location. Sealed proposals must be submitted to ITD District 4 Offices at 216 S. Dale St., Shoshone, Idaho 83352 and will be publicly opened at proposal due time.

The estimated project cost is $276,000. Bidders must submit a bid bond in the amount of 5% of the total bid amount, including any add alternates. Licensed general contractors and licensed mechanical and electrical subcontractors may obtain one set of project documents from the Design Professional for a refundable deposit of $500; others may obtain documents at cost on a non-refundable basis. Project plans, specifications, and proposal forms are available for examination at the State of Idaho Division of Public Works in Boise and through plan rooms operated by Associated General Contractors, Blueprint Specialties, and Musgrove Engineering.

A pre-bid conference is scheduled for Thursday, August 20, 2026 at 11:00 a.m. at the project site; attendance is encouraged. The project coordinator is Sienna Sivils. The bid notice has been distributed to the Daily Journal of Commerce, Intermountain Contractor, Idaho Business Review, and AGC chapters throughout Idaho.