The problems caused by road congestion are frequently reported in the media and finding a solution to congestion ranks high on the agenda of politicians. Countless studies have been published detailing the number of working hours lost in traffic jams. The figures quoted in these studies are...

This report addresses key issues concerning managing urban traffic congestion, including defining congestion, measuring congestion, assessing its impacts, formulating a strategic vision for guiding management policies, and using technology and other operational options to ameliorate congestion....