State's traffic roundabouts reviewed

A Lothian roundabout has helped reduce crashes, but new signs and curbing paint could make it even safer, according to a new study.

The Insurance Institute for Highway Safety recently released a review of 38 of the state's 48 roundabouts. Overall, researchers determined that roundabouts are a positive alternative, but they continue to have crashes that cause property damage. The study highlighted two roundabouts - one in Lothian and another in Prince George's County - and offered suggestions for improvement.

Researchers studied roundabouts that had at least two years of crash data available from the State Highway...