Bid Number

25-15 Mah751636C

Solicitation

Mah751636C Nutrient Reduction Wetland

Solicitation Type

Request for Bids

County

Mahaska

Description

Construction of nutrient reduction wetland. Work involves, selective clearing, excavation & grading, riser outlet, tile & outlet structures, riprap placement, & seeding. Project includes around 24,926 CY of earthwork, 368 LF of various tile installation, a concrete & a nyloplast structures, 310 TN of riprap with 25 CY of grout & 6.6 AC of seeding. The estimated construction cost range is $250,000 to $350,000.

Number

009

Name

Agriculture and Land Stewardship

Address 1

502 E 9TH ST

Address 2

City/State/Zip

Des Moines, IA 50319

Contact Name

Tracy Bruun

Contact Title

Contract Manager

Contact Email

Tracy.Bruun@iowaagriculture.gov

Contact Phone Number

(515) 344-6279

Contact Phone Extension

Contact Other Number

Contact Fax Number

From

9/30/2025 9:34:00 PM

Until

10/28/2025 3:00:00 PM

Pre-bid meeting

10/21/2025 9:04:42 PM

Geotechnical Report

10/7/2025 1:32:41 PM

Construction/Bid Book

9/30/2025 7:26:31 AM

Appendix I

9/30/2025 7:23:36 AM

Engineer Civil Plans

9/30/2025 7:22:44 AM

Construction Specifications

9/30/2025 7:22:15 AM

Document EE - Upload

9/30/2025 7:20:55 AM

Document CC - Worksheet only

9/30/2025 7:20:29 AM

Document CC - to be uploaded

9/30/2025 7:19:58 AM

Notice to Bidders

9/28/2025 8:52:32 PM