Installation of new 240'x12" tile at US-30 (MM160.37 & STA 2234+90) in Story County

The Iowa Department of Transportation is requesting bids for installation of a new 240-foot by 12-inch diameter tile crossing beneath U.S. Highway 30 at milemarker 160.37 and Station 2234+90 in Story County, with bids due November 12, 2026 at 1:00 p.m. Central Standard Time.

The scope requires the contractor to supply all labor, materials, and equipment for the underground tile installation and provide traffic control as necessary. All bidders must be registered with the Iowa Department of Workforce Development Division of Labor under Chapter 91C, Code of Iowa 2015, and must provide their registration number with the bid. If the contract amount equals or exceeds $25,000, the successful bidder must furnish a performance and payment bond covering 100 percent of the contract value.

Award will be made to the responsible bidder whose submission is most advantageous to the Iowa DOT, considering cost and other factors including mandatory requirement compliance, proposed staffing, required timeline adherence, past work performance, and work capacity. Pricing is submitted on a lump-sum basis with payment terms of Net 60 days and F.O.B. Destination shipping. The Iowa DOT is tax-exempt and will provide tax exemption certificates upon request; Davis-Bacon wages do not apply.

The estimated project start date is upon contractor compliance with Iowa DOT post-bid requirements and contract execution, with a completion deadline of December 15, 2026. Site visits are available at the contractor's discretion with 24-hour notice required by contacting Kyle Williams at Kyle.Williams@iowadot.us. All work shall be conducted under direct supervision of the Iowa DOT with periodic site inspections, and contractors must provide at least 24 hours' notice before installation begins.