An 862-page manual governing traffic signs and signals that one analyst calls “a good book to fall asleep by” has ignited a pitched battle over how the federal government approaches transportation ...

Traffic signs have to communicate crucial information quickly and simply, to anyone who might be on the road. They use letters and numbers to lay out information in plain language but they also use ...

State-level departments of transportation love putting funny or topical messages on digital traffic signs, but new rules at the federal level might bring the fun and games to an end. To be clear, this ...

When Willy Sorenson tells people he is a traffic and safety engineer for the Iowa Department of Transportation, he might get a polite nod of the head, maybe a slight rolling of the eyes. But when ...

A pink traffic sign may seem like a whimsical choice, but it’s actually trying to tell you something important ...