Chi941410B 26-04 (Chickasaw)

The Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality is requesting bids for a Constructed Nutrient Reduction Wetland project in Chickasaw County under RFB 26-04, with bids due July 16, 2026 at 3:00 PM CDT and a pre-bid conference on June 24, 2026 at 10:00 AM in Nashua.

The scope includes selective clearing, excavation and grading, sheet pile installation, tile and outlet structures, riprap placement, and seeding. Earthwork quantities total approximately 25,970 cubic yards; sheet pile installation, 600 square feet; riprap, 425 tons; grout, 8 cubic yards; CMP pipe, 86 linear feet; structure seeding, 1.10 acres; and buffer seeding, 18.90 acres. Construction must commence within seven days of the preconstruction meeting, with a construction deadline of June 15, 2027, buffer seeding deadline of June 30, 2027, and structure seeding deadline of September 15, 2027.

Bidders must submit a bid bond equal to ten percent of the bid amount and be registered with the Iowa Department of Inspections, Appeals & Licensing. Non-Iowa corporations must provide proof of authorization by the Secretary of State to do business in Iowa prior to contract execution. The successful bidder will furnish a Performance/Payment Bond equal to one hundred percent of the contract price. The project engineer is Jake Mirovsky of JEO. Written questions must be received by 3:00 PM on July 6, 2026 to be included in a final addendum. Bid opening will be conducted publicly through the Iowa Management of Procurement and Contracts System (IMPACS), with interested parties able to call in via Microsoft Teams to hear bids read aloud. Contract documents, specifications, and plans are available through the Iowa Department of Agriculture & Land Stewardship and Iowa Department of Administrative Services websites.