Add Yahoo as a preferred source to see more of our stories on Google. An example of what variable speed limit signs look like above a highway in Washington. (Courtesy of the Washington State ...

Thousands more people could have speeding convictions scrapped after National Highways extended an investigation into a technical failure with its cameras. The Department for Transport (DfT) said the ...

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SIOUX FALLS, S.D. (KELO) — Drivers may not realize it but there are sensors on a section of Interstate 29 that could tell them to slow down under certain road conditions. The sensors are part of a ...

This system comprises of three or four individual small camera units, which capture speed limits displayed on the variable speed limit gantry signs, and adjust their settings accordingly, allowing ...