Site work for a development in Spencer, Iowa. Completed plans call for site work for a development.

This project is for a traditional breakpoint nutrient reduction wetland. IDALS PROJ. NO. CLA953734C Cla953734C 26-11 (Clay) Bids must be submitted on the appropriate bid forms provided and shall include a bid bond in the amount of ten percent (10%). Bidders must also be registered with the Iowa Department of Inspections, Appeals & Licensing This project is for a traditional breakpoint nutrient reduction wetland. In general, the work involves, but is not limited to, selective clearing, excavation, grading, steel sheetpile installation, tile installation, water control structure, riprap, concrete grout and seeding. This project includes about 15,204 cubic yards of earthwork, installation of 2,523 square feet of steel sheetpile, water control structure, 540 linear feet (LF) of HDPE tile installation, 957 LF of reinforced concrete pipe (RCP), 303 tons of riprap, 46 cubic yards of concrete grout and 15.2 acres of seeding. The estimated construction cost range for this project is $450,000 to $550,000 Construction will commence within 7 days of the preconstruction meeting, unless otherwise mutually agreed upon. Construction deadline: 11/15/2027 Seeding deadline-buffer: 12/15/2027 (Must be completed within the buffer seeding period.) Seeding deadline-structure: 12/15/2027 (Must be completed within the structure seeding period.) The successful bidder shall be required to furnish a Performance/Payment Bond in an amount equal to one hundred percent (100%) of the contract price. In order to be included on the plan holders list, which is required to receive meeting minutes, addenda, and an updated plan holders list, interested parties must make a written email request to Tracy Blocker, Division, at Tracy.Blocker@Iowaagriculture.gov, or make a verbal request to the Division by telephone at 515-344- 6279. Bidders who attend and sign in to the pre-bid conference will be added to the plan holders list. Question Deadline 10/14/2026 at 3:00 PM CT Questions concerning the Plans and Construction Specifications should be submitted in writing and addressed to Brandon Short, P.E., Bolton & Menk, brandon.short@bolton-menk.com, with a copy to Tracy Blocker, Division, at Tracy.Blocker@iowaagriculture.gov. All other questions concerning the Contract Documents should be addressed to Tracy Blocker, Division, at Tracy.Blocker@iowaagriculture.gov or 515-344-6279. To be considered for inclusion in a final addendum, written questions must be received. The Division reserves the right to reject any or all proposals and to waive technicalities and irregularities. *The value for this project is based on a financial range. The value is listed as the highest possible cost from the range provided by a stakeholder or official project document. Location -Cla953734C Nutrient Reduction Wetland Project Section 34, Township 95 North, Range 37 West Clay County, Iowa