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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.

Engineering

Engineering activities focus on improving roadway attributes to address driver expectation and behavior and the overall safety performance of a roadway.

The SHSP focuses around several emphasis areas. Engineering solutions span across the emphasis areas but specifically focus on: Intersections, Roadway Departures, Work Zones, and Vulnerable Users.

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