Just north of Indianapolis is a suburban city called Carmel. In a lot of ways, it’s like any other place in America. Visit ...

You can tell a warning sign from a regulatory sign by ... The Department of Transportation Design Manual specifies that roundabouts be designed for speeds of 15 to 25 mph. But I did some searching ...

a T-intersection with stop signs and wider speed bumps called “speed tables.” This design is expected to cost $250,000, per city documents. The permanent roundabout option rang in around $600,000.