Clay County Nutrient Reduction Wetland Construction

The Iowa Department of Agriculture and Land Stewardship is seeking bids to construct the Cla953734C traditional breakpoint nutrient reduction wetland in Clay County, including clearing, excavation, earthfill, sheet piling, drainage pipe, water-control structures, riprap, concrete grout, and seeding.

Iowa > Department of Agriculture and Land Stewardship > Division of Soil Conservation and Water Quality


General
Open
26-11 Cla953734C (Clay)
Oct 27, 2026 03:00 PM
Sep 27, 2026 03:17 PM
$550,000.00
Invitation for/to Bid (IFB/ITB)
State
Ask AI about this solicitation
Original Solicitation Links
[

26-11 Cla953734C

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26-11 Cla953734C Bid Book

[

26-11 Cla953734C (Clay)

]

26-11 Cla953734C (Clay) RFB

[

009-RFB-WRBWL-CY26-11

]

cla953734c 26-11 (clay)

Contact
tracy.blocker@iowaagriculture.gov
+15153446279
1305 East Walnut Street, Des Moines, IA, USA
Submission Instructions
Online
Bid Submittal Authorization Form, Acknowledgment of all issued addenda, Proposal and Schedule of Prices, Proposal Guarantee (Bid Bond), All bid items entered through the IMPACS Items feature
Description

The Iowa Department of Agriculture and Land Stewardship, Division of Soil Conservation and Water Quality, is soliciting bids for construction of the Cla953734C traditional breakpoint nutrient reduction wetland. The work includes site preparation and clearing; approximately 15,204 cubic yards of excavation and earthwork; 2,523 square feet of steel sheet piling; drainage-tile investigation, removal, abandonment, and installation; 540 linear feet of perforated HDPE pipe; 957 linear feet of reinforced concrete pipe; water-control, outlet-riser, and stoplog-storage structures; 303 tons of Class E riprap; 46 cubic yards of concrete grout; topsoil work; and approximately 15.2 acres of structure and buffer seeding. The estimated construction cost is $450,000 to $550,000. All construction other than seeding must be completed by November 15, 2027; buffer and structure seeding must be completed by December 15, 2027, within the applicable seeding periods. Bids must be submitted through IMPACS using the required bid forms, bid security, and bid-item entries. The successful bidder must provide a performance/payment bond equal to 100% of the contract price and required insurance.

Classification Codes
NAICS237990Other Heavy and Civil Engineering Construction
PSCY1NDCONSTRUCTION OF SEWAGE AND WASTE FACILITIES
Smart Codes
wetland constructionearthwork excavationdrainage pipe installation
Specifications
Supply & Service
Timeline
Sep 27, 2026-Effective Date
Sep 28, 2026-Open Date
Oct 07, 2026 03:30 PM-Pre-Bid Meeting (optional)
In-person attendance requires email confirmation to Tracy Blocker by 3:00 PM on October 6, 2026. If no one confirms in-person attendance, the meeting will be virtual only.
Oct 14, 2026 08:00 PM-Questions Due Date
Oct 27, 2026 08:00 PM-Bid Submission Deadline and Bid Opening (optional)
Bid opening is conducted through IMPACS; public audio access: +1 469-998-7627, code 910454647#
Nov 15, 2027-Construction Completion
Dec 15, 2027-Buffer and Structure Seeding Completion
Requirements
Required
  • Workers Compensation
  • Employer's Liability — $500,000.00
  • Comprehensive General Liability — $1,000,000.00
  • Comprehensive Automobile Liability — $500,000.00
  • Umbrella — $1,000,000.00
Required
  • Bid Bond — 10%
  • Payment Bond — 100%
  • Performance Bond — 100%
Required
No
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