Illinois Department of Transportation, Erica Borggren, Acting Secretary
Patrick J. Quinn, Governor
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Electronic Subscription Service

Highway Standards

These drawings show the details of various construction items and are considered part of the plans. The Highway Standards applicable to a particular contract are referenced on the cover sheet of the plans.

The Highway Standards are only available electronically and are offered in the PDF and DGN format at

To receive updates related to the Highway Standards through the free subscription service, click on the link below and send the blank email that pops up. (Do not add anything to the subject line or to the body of the email). Directions for unsubscribing are included with each email notification.

SUBSCRIBE to the Highway Standards subscription list

If you have questions, contact Tim Garman at (217)524-1642 or at

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