KNOX COUNTY, Tenn. — There are 91 traffic signals in Knox County with more on the way. Have you ever wondered how those lights know when to change and who makes sure they work? In part, it's up to ...
Traffic lights today are controlled by computers and other purpose-built systems, but what did people do before computers were a thing? You may be surprised.
MOBILE, Ala. (WKRG) — The City of Mobile is moving forward with the next phase of its multi-year traffic light project, this time focusing on one of the busiest stretches in town: Airport Boulevard.
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