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Welcome to IDOT's new website design! The address for some web pages has changed, so be sure to update any saved favorites as needed.

Resources

Volume I of the Project Report is include here.  To view Volumes II-VII, please contact Cindy Stafford at cindy.stafford@illinois.gov.

To view the Project Report Addendum, please click below:

NEWSLETTER - The June 2021 I-270 over the Mississippi River Newsletter is now available. Please click on the Link to read the newsletter for project updates.