Site work for a civil project in Kensett, Iowa. Completed plans call for site work for a road / highway; and water / sewer project.

This project is for a constructed wetland and a saturated buffer. In general, the work involves, but is not limited to, selective clearing, excavation, grading, steel sheet pile weir construction, tile installation, water control structures and seeding. This project includes around 17,350 cubic yards of earthwork, 610 square feet of steel sheet pile, 1,950 linear feet of tile installation, 760 linear feet of reinforced concrete pipe (RCP), 50 tons of riprap, 40 cubic yards of concrete grout, 10.8 acres of seeding and water control structures. This project is for a pumped, tile-zone, constructed wetland for nutrient removal. In general, the work involves, but is not limited to, selective clearing, excavation, grading, lift station with electric transmission to pump, tile installation, inlet and outlet concrete structures and seeding. This project includes around 10,750 cubic yards of earthwork, 138 linear feet of 30-inch diameter gasketted reinforced concrete pipe (RCP), 100 tons of riprap, inlet and outlet concrete structures, lift station with a 1.5 cubic feet/second pump (5 HP, TDH of 14 feet) with VFD, electric transmission line to the lift station and 2.6 acres of seeding. Questions concerning the Plans and Construction Specifications should be in writing and addressed to Jon Rosengren, P.E., jon.rosengren@bolton-menk.com, and must copy Tracy Bruun, Division, tracy.bruun@iowaagriculture.gov. All other questions concerning other Contract Documents should be addressed to Tracy Bruun, Division, tracy.bruun@iowaagriculture.gov or 515-344-6279. To be considered in a final addendum, written questions must be received by 3:00 PM on April 15, 2024. 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 Division of Labor. 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. The Division reserves the right to reject any or all proposals and to waive technicalities and irregularities. The estimated construction cost range for this project is $230,000 to $290,000. The estimated construction cost range for this project is $125,000 to $175,000 *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.