traffic signal system

Recent storms in the Piedmont Triad have caused fallen trees, flooding and power outages, sometimes wiping out traffic lights and signals.Davidson County listener Bill Herndon asked why these signals aren't equipped with backup batteries. For this edition of Carolina Curious, WFDD’s Amy Diaz turned to the North Carolina Department of Transportation to find the answer.

Some Greensboro motorists will soon have access to new information that could make driving safer. While the Gate City already has an advanced traffic…