Chicago drivers know: Traffic congestion around the area is frustrating. Roads are so snarled that the city once again ranked ...

Chicago, with its extreme concentration of business activity and business population in the "loop' 'area, offered the next detailed traffic survey undertaken by the Bureau. Congestion in the "loop ...

Wall St. Insights Last year, U.S. drivers spent an average of 43 hours sitting in traffic. Delays cost the average U.S.