Mosier Pre-Fab Metal Structure

The Oregon Department of Transportation is requesting bids for supply and construction of a metal prefabricated secondary containment structure in Mosier, Wasco County, with bids due September 3, 2026. This is a prevailing-wage public works project requiring State Construction Contractors Board licensure and a Public Works bond prior to bidding.

The structure is a 748-square-foot pre-engineered metal building designed to house magnesium chloride tanks with integral secondary containment capacity of 1,394.5 cubic feet (10,430 gallons), exceeding 40 CFR 264.175 regulatory requirements. The scope includes all labor, materials, transportation, equipment, and permits for completion. Key specifications include a reinforced concrete slab with 8-inch minimum depth, hot-dip galvanized PEMB framing, pre-finished metal roofing and siding, and materials sourced from ODOT-approved vendor lists where applicable. All concrete must meet 3,300 psi specifications. The structure is designed as Construction Type II-B for Occupancy Class Group U, incorporating design parameters of 99 mph wind speed, 42 psf snow load, seismic design category D, 24-inch frost depth, and 1,500 psf presumptive soil bearing capacity. Work must comply with Mosier Municipal Code, Wasco County General Requirements, and the 2016 Oregon Structural Specialty Code.

The estimated project cost is $100,000 to $250,000. Bid security of 10% of the total bid amount is required in the form of a bid bond, certified/cashier's check, or irrevocable letter of credit. ODOT will not withhold retainage. Prevailing wage rates per the Bureau of Labor and Industries for Wasco County, BOLI Region 9, effective July 5, 2026, apply. Substantial completion is required by December 15, 2026, with final completion by December 31, 2026. Liquidated damages apply for failure to meet the substantial completion deadline. The award will be final upon expiration of the 5-day protest period following the Notice of Intent to Award, or immediately if only one bid is submitted. Bids are submitted electronically through OregonBuys with public opening conducted electronically via Microsoft Teams. No pre-bid conference will be held. The deadline for requests for clarification, approval of equivalents, or protests is 7 calendar days prior to the bid-opening date.