N. Raccoon 2025 Batch and Build Project

The Iowa Department of Agriculture & Land Stewardship (IDALS), Division of Soil Conservation and Water Quality, is soliciting bids for the N. Raccoon 2025 Batch and Build Edge-of-Field Project located in Calhoun and Sac Counties. This Request for Bids (RFB) seeks a contractor to construct 2 bioreactors and 5 saturated buffer structures as part of a watershed conservation initiative. The project requires comprehensive services including mobilization, tile investigation, seeding, excavation, installation of woodchips, geotextile fabric, water control structures, piping, and site marking. Bidders must be registered with the Iowa Division of Labor and submit a 10% bid bond with their proposal. The bid solicitation opens on September 4, 2025, at 10:00 AM CDT and closes on October 7, 2025, at 3:00 PM CDT, with a public bid opening at 3:15 PM. A pre-bid conference is scheduled for September 16, 2025, at 10:00 AM at the Iowa State University Extension and Outreach Calhoun County Office, which is recommended but not mandatory. All questions must be submitted in writing by October 1, 2025, at 3:00 PM to project engineer T.J. Lynn or Emalyn Polz.

The procurement does not specify explicit set-aside designations or restrictions for disadvantaged enterprises. Successful bidders will be required to provide a Performance/Payment Bond for 100% of the contract price if awarded. The estimated project cost range is between $97,000 and $101,000, covering 26 specific line items for materials and services. Contract documents, including detailed plans and specifications, are available on the IDALS website and can be obtained by requesting to be added to the plan holders list. Interested contractors must carefully review the complete bid package, which includes comprehensive technical specifications for the watershed conservation structures. The project represents a targeted environmental improvement initiative focusing on water quality and soil conservation in the North Raccoon River watershed region of Iowa.