A new traffic signal preemption system launched along the Plainfield Avenue corridor automatically cycles lights to green as ...

Edmond traffic is notorious, but a traffic management system has it easing up, data shows. It might take being out of it awhile to be able to tell.

Austin first responders to get new traffic-signal system aimed at improving response times News The city of Austin is preparing to roll out a new traffic-signal system next year, designed to help ...

Boston and MBTA officials are making a change to how traffic signals work across the city, implementing a system that's intended to significantly reduce delays for bus transportation. Transit signal ...

The classic traffic signal design was internationally recognized in 1931. The ubiquity of stop lights’ Red-Yellow-Green phases aren’t just coincidence—they’re actually codified in an international ...

A new traffic signal is being added due to rapid development and increased traffic on a stretch of Liberty Road S in south Salem.