MOBILE, Ala. (WALA) - This coming week, the Alabama Department of Transportation (ALDOT) is scheduled to roll out it’s second wave of what it calls a significant upgrade to the traffic signal ...

Too many transportation engineers and planners have a hard time figuring out how to use traffic signals to improve the flow of traffic. More often than not, a green light leads to a red light and then ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Someone decided they are sick of reading about traffic signal timing without solutions. Here you ...