Magic Roundabout (Swindon) Junctions in the United Kingdom"; however, the roundabout provides a better throughput of traffic than other designs and has an excellent safety record, since traffic moves too slowly to do serious damage in the event of a collision. In 2010, the National Cooperative Highway Research Program concluded that the roundabout reduces injurious crashes by three quarters. The roundabout in Drove Bridge has not been the only Magic Roundabout in Swindon; the roundabout at Bruce Street Bridges was until recently a Magic Roundabout. It was converted into a conventional roundabout in 2016, but with many exceptions to highway code priorities, which
Roundabout priority over it (Traffic circle), but take it in turns to enter from each. Almost all of Jersey's roundabouts are of this type. In the Philippines, the term "rotunda" or "rotonda" is used in referring to roundabouts. The fundamental principle of modern roundabouts is that entering drivers give way to traffic within the roundabout without the need for traffic signals. Conversely, traffic circles typically require circling drivers to give way to entering traffic. Generally, exiting directly from an inner lane of a multi-lane roundabout is permitted, given that the intersecting road has as many lanes as the roundabout. By contrast,