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George W. Dunne, Cook County Office Building
69 W. Washington St., 24th Floor
Chicago, IL 60602
Telephone
(312) 603-1601
Hours
Monday: 8:30 am-4:30 am
Tuesday - Friday: 8:30 am-4:30 pm
Tuesday - Friday: 8:30 am-4:30 pm
Fax
(312) 603-9945
Problem Reporting
The 24 hour a day number to call to report problems is (708) 448-8006.
Construction Zones
Problems within construction zones on County roadway projects can be handled by calling (312) 603-1620 or fax (312) 603-9955.
Future Improvements/ Traffic Problems
Inquiries about future highway improvement projects or traffic problems can be answered by calling (312) 603-1660, or fax (312) 603-9735.
If you believe your vehicle has sustained damages, from a pothole or other cause, on a roadway maintained by the Cook County Highway and Transportation Division complete and submit an Incident Report Form with the Department of Risk Management.