Normally speed bumps are painted yellow or some other color that stands out, so drivers see them. In some areas they even put ...

The Department of Transportation Design Manual specifies that roundabouts be designed for speeds of 15 to 25 mph.

had weathered the Dieselgate scandal and jumped into converting to electric vehicles with all four tires firmly planted on the asphalt. But things have changed, and not for the better.

Would speed bumps prior to the roundabout get people to slow down or would that make it worse? A: Before we get into roundabouts, let’s talk about speed limits. We tend to think of a speed limit ...