Traffic signals

Equally important to the allocation of space, in the form of street cross-sections and geometry, is the allocation of time, performed by traffic signals. Space and time in combination govern how streets operate and how well they provide mobility, safety, and public space. Signal timing is an essential tool, not just for the movement of traffic, but also for a safer environment that supports walking, bicycling, public transportation, and economic vitality. • ITE Journal on the Web 69-74 , Institute of Transportation Engineers , Washington, DC . • Institute of Transportation Engineers , Institute of Transportation Engineers , Las Vegas, NV . • University of Malaya , Eastern Asia Society for Transportation Studies , Tokyo . • Journal of Public Transportation 5(2), 115-135 , National Center for Transit Research , Tampa, FL . • Journal of the Transportation Research Board 1939 (1), 63-68 , Transportation Research Board , Washington, DC . • New York City Department of Transportation , New York . • National Center for Transit Research and Center for Urban Transportation Research , College of Engineering, University of South Florida , Tampa, FL . • Transportation Research Record No. 2002 78-83 , Transportation Research Board , Washington, DC . • National Cooperative Highway Research Program , Transportation Research Board , Washington, DC . • Highway Safety Research Center, University of North Carolina , Federal Highway Administration , Washington, DC . • Transportation Research R...

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