I-39/90 Expansion Project

Illinois state line to Madison, Dane and Rock counties

Resources

2021 Construction Overview

Download the I-39/90 Project, 2021 Construction Guide!
Watch the 2021 construction season video!
Interactive Motorist Map

Stay Connected

Register for project email updates!
Follow the Facebook page!

Project Comments

WisDOT welcomes project comments/suggestions, and you can send them in the following ways:

Send project comments via email to I-39/90 Project Team.
Via online comment/feedback.

Thank you for your interest in this major expansion project.

Related Info

‘In This Together’ Program – Information for businesses located in work zones. Also see “In This Together” program in the right column.
Directional and informational signs – Blue signs to direct motorists to services (gasoline, food, lodging, camping, and attractions) located up to five miles from Interstate highways, freeways, and conventional highways.
Highway Construction Contract Information (HCCI) – Information for construction contractors, bid letting, etc.