KOS972821A (26-01)

This Request for Bids (RFB) issued by the Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality, seeks competitive bids for the construction of a nutrient reduction wetland in Kossuth County, Iowa. The procurement encompasses comprehensive site development services including selective clearing, excavation, grading, steel sheetpile installation, tile installation, water control structure installation, and seeding across approximately 17 acres. Key deliverables include approximately 12,900 cubic yards of earthwork, 1,444 square feet of steel sheetpile, 515 linear feet of tile installation, 91 linear feet of drawdown pipe, 548 tons of riprap, 108 cubic yards of concrete grout, and 16 acres of buffer seeding. The project objective is to complete a nutrient reduction wetland with construction commencement required within 14 days of the preconstruction meeting and substantial completion by December 31, 2026, with seeding deadlines of May 15, 2027 for structure seeding and June 30, 2027 for buffer seeding. Sealed bids are due by 3:00 PM Central Daylight Time on May 20, 2026, with a mandatory public bid opening via Microsoft Teams the same day. A pre-bid conference is scheduled for 10:30 AM on April 23, 2026, at the USDA Service Center in Algona, Iowa, with attendance optional. Bidders must submit written questions regarding plans and specifications to Project Engineer Andrew Schippers, P.E. at Ducks Unlimited with copies to Tracy Bruun by 3:00 PM on May 4, 2026, to be included in a final addendum.

Bidders must be registered with the Iowa Department of Inspections, Appeals & Licensing to be eligible for contract award. All successful bidders are required to furnish a bid bond equal to ten percent of the bid amount and a Performance/Payment Bond equal to 100 percent of the contract price. The estimated construction cost range is $350,000 to $450,000, and contract documents including plans, specifications, and bid packages are available through the Iowa Department of Agriculture & Land Stewardship website and the Iowa Department of Administrative Services bidding opportunities portal. No specific set-aside designations for disadvantaged enterprises are mentioned in the procurement documentation, and no incumbent vendors or current contractors are identified. This procurement does not appear to require integration with existing infrastructure or technology beyond standard construction specifications and site conditions.