0-25-20_Winn981024D_Notice to Bidders.pdf
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- Attached to
- WINN981024d 25-20
- Solicitation number
- 009-RFB-WRBWL-CY25-20
- Issued by
- Story County, Iowa
About this file
This is a Notice to Bidders issued by the Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality, for the construction of a nutrient reduction constructed wetland project located in Section 24, Township 98 North, Range 10 West in Winneshiek County, Iowa. The project scope encompasses selective clearing, excavation, grading, and installation of infrastructure components, including approximately 15,200 cubic yards of earthwork, 6,608 square feet of tied concrete block mat (Flexamat Plus or engineer-approved equivalent), 1,100 linear feet of tile installation, 108 linear feet of RCP drawdown pipe, 48 tons of riprap, 2 anti-seep collars, 1 concrete apron with footing guard, and 8.0 acres of seeding. A pre-bid conference is scheduled for 11:00 AM on December 2, 2025, at the Spillville Public Library, 201 Oak Street, Spillville, Iowa 52168, with attendance encouraged but not mandatory. Sealed bids must be submitted through the Iowa Management of Procurement and Contracts System (IMPACS) by 3:00 PM local time on Wednesday, December 17, 2025, with the public bid opening occurring immediately thereafter via Microsoft Teams. Written questions regarding plans and specifications must be submitted by 3:00 PM on December 9, 2025.
The estimated construction cost range for this project is $200,000 to $300,000. Bidders are required to submit a bid bond equal to ten percent (10%) of their bid amount and must be registered with the Iowa Department of Inspections, Appeals & Licensing. The successful bidder will be required to furnish a Performance/Payment Bond equal to 100% of the contract price. Plans and construction specifications have been prepared by Bolton & Menk and are available through the Iowa Agriculture website and the Department of Administrative Services vendor bidding portal. Interested parties must request inclusion on the plan holders list to receive addenda and meeting minutes. Prospective bidders may obtain additional information by contacting Tracy Bruun at tracy.bruun@iowaagriculture.gov or (515) 344-6279, or the project engineer Brandon Short at Brandon.short@bolton-menk.com or (515) 509-9296.
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Winn981024A Nutrient Reduction Wetland Project DOCUMENT AA Bid No. 25-20 NOTICE-TO-BIDDERS
AA
NOTICE-TO-BIDDERS
Winn981024A Nutrient Reduction Wetland Project
Section 24, Township 98 North, Range 10 West Winnisheik County, Iowa
Sealed bids will be received by the Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality (Division), via the Iowa Management of Procurement and Contracts System (IMPACS), until 3:00 PM local time, Wednesday, December 17, 2025. The bid opening, open to the public, will be held through IMPACS at 3:00 PM local time, on Wednesday, December 17, 2025, when bids will be read aloud. Interested parties may call in to hear the bid opening using the Microsoft Teams call-in number: 469-998-7627, 226956253. 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 nutrient reduction constructed wetland wetland with a chute outlet structure. In general, the work involves, but is not limited to, selective clearing, excavation, grading, installation of tied concrete block mat (Flexamat Plus or engineer approved equal), tile installation, water control structure and seeding. This project includes about 15,200 cubic yards of earthwork, installation of 6,608 square feet of tied concrete block mat (Flexamat Plus or engineered approved equal), water control structure, 1,100 linear feet (LF) of tile installation, 108 LF of RCP drawdown pipe, 48 tons of riprap, 2 anti-seep collars, 1 concrete apron with footing guard and 8.0 acres of seeding. The estimated construction cost range for this project is $200,000 to $300,000.
A pre-bid conference will be held at 11:00 AM, on December 2, 2025 at the Spillville Public Library, 201 Oak St, Spillville 52168, telephone: 563-562-3723. Attendance at the pre-bid conference by prospective bidders is not mandatory but is encouraged.
The Plans and Construction Specifications governing the construction of the proposed improvements have been prepared by #REF!, P.E., Bolton & Menk, and are hereby made a part of this notice by reference and the proposed contract shall be executed in compliance therewith. Copies of the Contract Documents, including Plans, Construction Specifications, and Bid Package, are available through the website links:
https://iowaagriculture.gov/dscwq/requests-proposals and https://das.iowa.gov/vendors/bidding-opportunities#vendor-bid-opportunities
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In order to be included on the plan holders list, which is required to be able to receive meeting minutes, addenda and an updated plan holders list, interested parties must make a written or verbal request to the Division by telephone: 515-344- 6279, or by e-mail: tracy.bruun@iowaagriculture.gov. Bidders who attend and sign-in to the pre-bid conference will be added to the plan holders list. A printed copy of plans and construction specifications can be viewed by appointment by contacting Tracy Bruun, Division (tracy.Bruun@iowaagriculture.gov, or (515) 344-6279. Printed copies of specifications and plans will be provided to the successful bidder.
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.
Questions concerning the Plans and Construction Specifications should be in writing and addressed to Brandon Short!, P.E., Brandon.short@bolton-menk.com, 515-509-9296, 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 December 9, 2025.
The Division reserves the right to reject any or all proposals and to waive technicalities and irregularities.
BIDDER LOGIN - https://solutions.sciquest.com/apps/Router/SupplierLogin?CustOrg=DASIowa
END OF DOCUMENT AA
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