The mild winter helped, but Transportation Commissioner Gabe Klein said new strategies made a big difference. That includes having suppliers deliver asphalt to four Chicago Department of Transportation field offices, instead of city crews taking time to pick it up.
Last May, there were more than 9,000 outstanding calls for pothole crews. Now, there are a mere 300. New methods include a technology that lets supervisors efficiently map routes so crews can fill the most holes in the shortest time.
The Associated Press contributed to this report.