Bid Number

355

Solicitation

US 20 Mississippi River Crossing Study RFP

Solicitation Type

Request for Proposals

County

Dubuque

Description

Prenotice for RFP to be posted 3/23/2026. RFP will be posted at https://apps.iowadot.gov/rfp The Iowa Department of Transportation (Iowa DOT) is interested in entering into a professional services contract with one consultant team to conduct a Planning and Environmental Linkages (PEL) and National Environmental Policy Act (NEPA) study for the US 20 Mississippi River crossing between Dubuque, Iowa, and East Dubuque, Illinois. The preliminary study limits currently extend from just west of the Locust Street Intersection in Dubuque to the Timmerman Drive Intersection in East Dubuque; however, these limits may be adjusted as alternatives are developed.

Number

645

Name

Transportation

Address 1

800 Lincoln Way

Address 2

City/State/Zip

Ames, IA 50010

Contact Name

Adam Haar

Contact Title

Consultant Coordinator

Contact Email

adam.haar@iowadot.us

Contact Phone Number

(515) 233-7706

Contact Phone Extension

Contact Other Number

Contact Fax Number

From

3/19/2026 1:56:00 PM

Until

3/23/2026 3:00:00 PM