Project Information

Bid Title

Harmon Tunnel Highwall (Bluff) Scaling, Pammel State Park, Madison County

Issuing Agency

State Government of Iowa

Location

Iowa

Published Date

Jun 11, 2026

Closing Date

Jun 25, 2026

Government Level

State & Local

Status

Closed

Ref. #

26-04-61-02

Original Source

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Project Description

Bid Information

Bid Number

26-04-61-02

Solicitation

Harmon Tunnel Highwall (Bluff) Scaling, Pammel State Park, Madison County

Solicitation Type

Request for Bids

County

Madison

Description

Description

"This work includes the removal of loose or potentially unstable disjointed
spalled/ exfoliated bedrock fragments and talus above/ around both tunnel portal highwalls (within the zone of influence as depicted in the Drawings) by manual, mechanical or chemical (non-explosive) methods. Includes removal and disposal of all spoil resulting from the highwall scaling operation and all loose material located in the area between the 'zone of influence' and the tunnel pavement. Blasting is not permitted. Each rock slope scaling foreman and all personnel conducting work or activities related to scaling operations shall have performed satisfactory work on three similar projects within the last five years. All personnel must have a minimum of two years of full-time experience in rock slope stabilization that includes rock scaling."

Please see the plans and bid package as noted below. Bid Closing Date and Time: 6/25/2026 at 3:00 PM. Bids must be submitted electronically as directed in the General Information and Instructions to Bidders.

Agency Information

Number

542

Name

Natural Resources, Dept Of

Address 1

6200 Park ave

Address 2

City/State/Zip

DES MOINES, IA 50321

Contact Information

Contact Name

Darin Galbraith

Contact Title

Procurement Specialist

Contact Email

constructionbids@dnr.iowa.gov

Contact Phone Number

(515) 344-0055

Contact Phone Extension

Contact Other Number

Contact Fax Number

Valid Dates

From

6/11/2026 4:24:00 PM

Until

6/25/2026 3:00:00 PM

Documents/Attachments

26-04-61-02 - Plans

6/11/2026 3:27:24 PM

26-04-61-02 - Bid Package

6/11/2026 3:27:08 PM

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Commodity Codes

• NAICS 237990Other Heavy and Civil Engineering Construction

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