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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.

Transportation Bulletin

The Transportation Bulletin page has been upgraded to a new interactive website that is updated regularly during the letting process. Please be sure to bookmark the new Transportation Bulletin address: https://webapps1.dot.illinois.gov/WCTB/LBHome

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