26-16 Buc880725C (Buchanan)
Open State & local contract opportunity Posted
- Solicitation number
- 26-16 Buc880725C (Buchanan)
- State
- Iowa
- Responses due
Opportunity facts
- Jurisdiction
Opportunity details come from bidopportunities.iowa.gov. Updated .
About this opportunity
The Iowa Department of Agriculture & Land Stewardship, Division of Soil Conservation and Water Quality is requesting sealed bids for construction of a nutrient reduction wetland project in Buchanan County, Iowa (Project 26-16 Buc880725C), with bids due November 12, 2026 at 3:00 PM via the Iowa Management of Procurement & Contracts System (IMPACS) and a pre-bid meeting on October 28, 2026 at 9:30 AM in Winthrop, Iowa.
The scope includes selective clearing, excavation, and grading of approximately 22,900 cubic yards of earthwork; installation of 2,500 square feet of tied concrete block mat; 1,270 linear feet of tile drainage; a water control structure; 30.5 tons of erosion stone; and seeding of 6 acres (1.1 acres structure and buffer seeding, 4.9 acres buffer seeding). All work must comply with NRCS standards, ASTM specifications, and Iowa Department of Agriculture and Land Stewardship requirements. Contractors must be registered with the Iowa Department of Inspections, Appeals & Licensing.
The estimated construction cost range is $180,000 to $200,000. Construction must be completed by November 15, 2027, with seeding completion by December 15, 2027, subject to seeding periods stipulated in technical specifications. Liquidated damages are assessed at $175 per day for construction delays and $125 per day for seeding delays. Construction must commence within seven days of the preconstruction meeting.
Bidders must submit a proposal guarantee (bid bond) equal to 10 percent of the bid amount. The successful bidder must furnish a Performance and Payment Bond equal to 100 percent of the contract price within fourteen days of Notice of Award. Bid line items use lump sum pricing for mobilization and demobilization, unit pricing for linear feet and per-acre measurements for seeding, and tonnage-based pricing for riprap. Written questions are due by 3:00 PM on November 5, 2026. In-person pre-bid attendees must RSVP by 3:00 PM October 27. Virtual attendance is also available. Interested parties should request inclusion on the plan holders list via email to Tracy Blocker at Tracy.Blocker@iowaagriculture.gov to receive addenda and meeting minutes.
Opportunity text
This project is for a nutrient reduction wetland. In general, the work involves, but is not limited to, selective clearing, excavation, grading, tied concrete block mat installation, tile installation, water control structure, riprap, and seeding. This project includes about 22,900 cubic yards of earthwork, installation of 2,500 square feet of tied concrete block mat, water control structure, 1270 linear feet (LF) of tile installation, 30.5 tons of erosion stone, and 6 acres of seeding. The estimated construction cost range for this project is $180,000 to $200,000. Completion Dates: Construction: November 15, 2027 Seeding: December 15, 2027 (Structure and Buffer Seedings must follow the seeding period stipulated in the Technical Specifications)
Files
| File | Type | Posted |
|---|---|---|
| E - Schedule of Prices.pdf | ||
| A-Notice to Bidders.pdf | ||
| C-Specifications.pdf | ||
| F - Doc CC Proposal-Acknowledgment_Affidavit.pdf | ||
| D - Plans.pdf | ||
| B-Bid Book.pdf | ||
| G - Doc EE Bid Bond.pdf |
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