TSB/BID OPS

Bid Number

IA-048 (North King)

Solicitation

TSB/BID OPS

Solicitation Type

Request for Bids

County

Mahaska

Description

NOTICE TO BIDDERS
NORTH KING AML RECLAMATION PROJECT, BID NO. IA-048
Section 22, Township 74 North, Range 17 West, Mahaska County, Iowa

Sealed bids will be received by the Iowa Department of Agriculture and Land Stewardship, Division of Soil Conservation and Water Quality, 1305 East Walnut Street, Des Moines, Iowa, 50319, until 3:00 p.m. local time, on the 26th day of September, 2025 and opened at a public meeting and read aloud on the date last mentioned.

A pre-bid conference will be held on September 11, 2025 at 10:00 a.m., ISU Extension Office, 210 N Iowa Street, Knoxville, Iowa, 50138, telephone: 641-842-2014. Attendance at the pre-bid conference by prospective bidders is not mandatory but is encouraged.

In general, the work involves, but is not limited to, clearing and grubbing, excavation, pit dewatering and backfill, landform grading, stream channel construction, wetland construction and enhancement, revetment placement, erosion control, seedbed preparation, and cover and permanent seeding. The project includes approximately 490,000 cubic yards of excavation and approximately 56.7 acres of cover and permanent seeding. The estimated construction cost range for this project is $1,200,000 to $1,550,000.

The Plans and Construction Specifications governing the construction of the proposed improvements have been prepared by Trihydro Corporation and are hereby made a part of this notice by reference and the proposed Contract shall be executed in compliance therewith. This project shall comply with Davis-Bacon Wage Requirements. COPIES OF THE CONTRACT DOCUMENTS, INCLUDING PLANS, CONSTRUCTION SPECIFICATIONS, AND BID PACKAGE, ARE ONLY AVAILABLE THROUGH THE WEBSITE LINK - Requests for Bids and Proposals | Iowa Department of Agriculture and Land Stewardship (iowaagriculture.gov). 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 bidders must make a written or verbal request to Kelby Wilkison, P.E., Trihydro Corporation, 307-745-7474 or kwilkison@trihydro.com.

Questions concerning the Plans and Construction Specifications should be addressed to Kelby Wilkison, P.E.,
307-745-7474. All other questions concerning other Contract Documents should be addressed to David Suchan, Project Coordinator, 515-321-2852. In order to be considered in the final addendum, written questions must be received no later than September 23, 2025.

Number

009

Name

Agriculture and Land Stewardship

Address 1

502 EAST 9TH ST

Address 2

City/State/Zip

Des Moines, IA 50319

Contact Name

Mary Baker

Contact Title

Contact Email

Mary.Baker@Iowaagriculture.gov

Contact Phone Number

(515) 281-4246

Contact Phone Extension

Contact Other Number

Contact Fax Number

From

8/31/2025 11:18:00 AM

Until

9/26/2025 3:00:00 PM