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Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Agency Alert

Welcome to the new IDOT home page.  Our location has changed, please update any bookmarks.

Illinois Department of Transportation

Safety Reminders for all Roadway Users

Share the Road (Start Seeing Motorcycles and Large Trucks)

Please visit our Share the Road webpage under Travel Information for more information on Sharing the Road with Illinois' many travelers.

Bicycle Safety

Bicyclists are roadway users at greatest risk to injury and death if hit by a vehicle and are considered vulnerable users in the Illinois SHSP. It is important for motorists to be aware of these roadway users and use caution. It is equally important for bicyclists to obey the Rules of the Road.

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Contact Us

Illinois Department of
Transportation
Hanley Building
2300 S. Dirksen Parkway
Springfield, IL 62764

(217) 782-7820 or
TTY (866) 273-3681

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