EAST PROVIDENCE − While the Henderson Bridge, connecting Providence and East Providence, has reopened, the state Department of Transportation has ordered more signage for a new roundabout handling ...

Roundabouts are becoming a more common alternative to the signal- or stop-controlled intersections. Twenty-seven years after the state’s first roundabout was constructed, Michigan has 180. There are ...

Professor of Civil, Environmental and Engineering Mechanics, University of Dayton If you live on the East Coast, you may have driven through roundabouts in your neighborhood countless times. Or maybe, ...

Though they are not yet common in the United States, turbo roundabouts have been quietly changing intersections all around Europe since the late 1990s. Designed to lower collisions and confusion by a ...