Here's how traffic lights actually work, and how they detect your car

A surprising amount of technology might be making that red light hold you up. Here's how traffic lights detect (or don't ...
wtov9

Steubenville evaluates downtown traffic signals, seeks public input on potential changes

STEUBENVILLE, Ohio — Steubenville, through the Brooke-Hancock-Jefferson Metropolitan Planning Commission, is performing a downtown central business district traffic signal study. They are looking at ...
10 News

Have you ever wondered how traffic signals work? Here's a look behind the scenes.

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 ...

Hendersonville hits next stop in traffic signal improvement project

HENDERSONVILLE, Tenn. (WKRN) — A green light for the next stop in Hendersonville’s efforts to improve traffic flow.