Maintenance Bureau
The Cook County Department of Transportation and Highways maintains 1,620 lane miles of pavement, 132 bridges, 360 traffic signals and seven pumping stations from four maintenance facilities located throughout the County. Please find at this link a map of the territory each of the four maintenance districts maintain in suburban Cook County. At the bottom of this page, you can also find direct phone numbers for each of the four maintenance facilities.
Report a Problem
To report a problem, please see below for the specific Cook County Maintenance Districts phone number.
- Pavement patching
- Mowing
- Litter and debris removal
- Tree branch trimming
- Snow and ice control
Roadway Jurisdiction
To find out if a roadway is maintained by the County, state or local jurisdiction, please reference the Cook County Viewer map application. Once the map is open, simply click on layers, zoom in and check the box for Highway System. This will allow you to view County, state and township routes.