Tag: Unusual

An unusual kind of roundabout has delivered big benefits for the Indianapolis suburb dubbed “Roundabout City,” a recent study from the Insurance Institute for Highway Safety found. The double-teardrop design that Carmel, Indiana, installed along Keystone Parkway and at other busy intersections slashed injury crashes by 84 percent and reduced all crashes at these locations by nearly two-thirds, the IIHS analysis showed. Combined, the double-teardrop interchanges and more conventional roundabouts cut injury crashes in half. “Our results show that Carmel’s double-teardrop roundabouts are remarkably effective in preventing the most severe crashes,” says IIHS Vice President of Research Jessica Cicchino. “The main ... Read more