26-12 (25-17) Emm1003114B (Emmett)

The Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality is requesting bids for construction of a Constructed Nutrient Reduction Wetland (Breakpoint wetland) in Emmett County under RFB 26-12 (Project ID Emm1003114B), with sealed bids due October 27, 2026 at 3:00 PM CDT through the Iowa Management of Procurement and Contracts System (IMPACS).

The scope encompasses selective clearing, excavation, grading, steel sheetpile installation, tile installation, water control structures, riprap placement, concrete grout work, and seeding across 17.3 acres. Work includes approximately 6,000 cubic yards of earthwork, 2,172 square feet of steel sheetpile, 378 linear feet of pipe installation, and 672 tons of riprap distributed across 23 line items. Construction must commence within 7 days of the preconstruction meeting and be completed by September 15, 2027; seeding deadlines fall on December 15, 2027.

The estimated construction cost range is $375,000 to $475,000. Bidders must submit a bid bond equal to 10 percent of the bid amount and register with the Iowa Department of Inspections, Appeals & Licensing prior to contract execution. The successful bidder will furnish a Performance/Payment Bond equal to 100 percent of the contract price. Contract documents, including plans and specifications prepared by Project Engineer Andrew Schippers, P.E. of Ducks Unlimited, are available through the Iowa Department of Administrative Services website.

A non-mandatory pre-bid meeting is scheduled October 14, 2026 at 10:30 AM CDT at Armstrong Public Library in Armstrong, Iowa, with virtual attendance options available. Written questions are due October 20, 2026 at 3:00 PM CDT to be included in a final addendum. Interested parties must request inclusion on the plan holders list to receive meeting minutes, addenda, and updated communications. Public bid opening occurs October 27, 2026.