There is no one quick-fix for traffic congestion. The size of the congestion problem in the largest metropolitan areas is more significant than any one strategy will be able to address, but each strategy does represent a part of the solution.
Every strategy has an important role to play. Traffic management improves efficiency by rapidly clearing collisions and stalled vehicles or improving signal coordination. Travel options reduce demand on the system by offering low-cost alternatives to driving. System modification strategies use creative solutions to use the existing road space more efficiently.
The strategies listed here provide helpful examples of successful implementation. They are organized by category and represent a comprehensive and evolving list of ways to address congestion: