Illinois Route 3 Project

Welcome to the official site for the Illinois Route 3 improvement project in Waterloo, Illinois. Here you will find the latest project updates, public involvement opportunities, and project data.

We sincerely hope that you will partner with us on this project to help to make it a success. Feedback and questions received along the way from the public is highly encouraged. If you would like to be placed on our mailing list to receive project information and our newsletter, please visit the "Newsletter" page.

Project Description

This project will study the improvement of Illinois Route 3 from Vandebrook Drive to North Market Street in Waterloo, Illinois, for a total project distance of approximately 4.3 miles. Alternatives will be developed and studied for improving the roadway.

The Illinois Department of Transportation appreciates your input in this process.

Project Phase 1 Design Approval

The Illinois Department of Transportation is pleased to announce the IL Route 3 in Waterloo Project Report was completed and signed in June of 2012. If you would like to review the approved IL Route 3 Project Report text portion and plan/profile drawings of the project report, please click here.  To view a full copy of the final report, please contact:

Illinois Department of Transportation
Attn: Ms. Karen Geldert
1102 Eastport Plaza Drive
Collinsville, Illinois 62234