Ham892326B 26-03 (Hamilton)

The Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality is issuing a Request for Bids (RFB) for the construction of a nutrient reduction wetland in Hamilton County, Iowa. The procurement encompasses selective clearing, excavation, grading, reinforced concrete pipe (RCP) installation, high-density polyethylene (HDPE) dual wall pipe installation, tied concrete block mat installation, concrete manholes, and seeding across approximately 21,135 cubic yards of earthwork, 2,645 linear feet of RCP, 1,579 linear feet of HDPE dual wall pipe, 2,350 square feet of tied concrete block mat, two concrete manholes, and 2.9 acres of seeding. Sealed bids must be submitted through the Iowa Management of Procurement and Contracts System (IMPACS) by 3:00 PM local time on Wednesday, May 20, 2026, with a public bid opening held the same day via Microsoft Teams. A pre-bid conference is scheduled for 9:00 AM on April 20, 2026, at Williams Public Library in Williamsport, Iowa, with attendance encouraged but not mandatory. Construction must commence within 14 days of the preconstruction meeting and be completed by December 31, 2026, with seeding deadlines of May 15, 2027 for the structure and June 30, 2027 for the buffer. Bidders must be registered with the Iowa Department of Inspections, Appeals & Licensing and submit a bid bond equal to ten percent of the bid amount, with written technical questions directed to Brandon Short, P.E. of Bolton & Menk and copied to Tracy Blocker by 3:00 PM on May 1, 2026.

The contract documents do not indicate any specific set-aside designations or restrictions limiting bidder eligibility based on disadvantaged enterprise status or organizational type classifications. No incumbent vendors or current contractors are referenced in the procurement materials. The successful bidder will be required to furnish a Performance/Payment Bond in an amount equal to one hundred percent of the contract price and must integrate their work with existing site conditions and specifications established in the contract documents. Contract documents, including plans, specifications, and the bid package, are available through the Iowa Department of Agriculture website and the Iowa Department of Administrative Services vendor bidding opportunities portal. Prospective bidders should contact Tracy Bruun at tracy.blocker@iowaagriculture.gov or 515-344-6279 to be added to the plan holders list for receiving meeting minutes, addenda, and updated documentation. The estimated construction cost range is between $250,000 and $350,000.