Iowa Impacs #009-RFB-WRBWL-CY26-13

Construction of East and West Nutrient-Reduction Wetland Systems in Worth County, Iowa

Iowa is seeking a contractor to build two nutrient-reduction wetland systems in Worth County. - Government buyer: Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality. - Scope: Construct the East and West wetland systems to treat water from an existing ditch; both systems will be awarded together. - Approximately 7,500 cubic yards of earthwork and 700 linear feet of pipe and tile. - Three solar-powered pump systems, two modified SW-512 intake structures, three modified SW-513 outlet structures, and two modified SW-401/402 lift-station structures. - Approximately 129 tons of riprap and seeding across 2.5 acres, plus selective clearing, excavation, grading, and installation work. - OEMs and vendors: No manufacturers, OEMs, or product vendors are identified in the provided materials. - Estimated construction value: $225,000–$325,000. - Performance timing: Construction is expected to begin within seven days of the preconstruction meeting. Construction is due in 2027, with buffer and structure seeding also due by the end of 2027.

Description

The Iowa Department of Agriculture & Land Stewardship is seeking bids to construct the East and West nutrient reduction wetland systems in Worth County, to be awarded together to the lowest bidder. Work includes selective clearing, excavation and grading, pipe and tile installation, outlet structures, riprap, seeding, and installation of solar-powered pump systems. The project includes approximately 7,500 cubic yards of earthwork, 700 linear feet of pipe, 129 tons of riprap, and 2.5 acres of seeding. Estimated construction cost is $225,000 to $325,000; construction is to be completed by September 1, 2027, with seeding deadlines of December 15, 2027.

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