Roundabouts are not just for efficiency, they are for safety. A regular 4-way intersection introduces multiple conflicts between cars turning left and cars coming from the opposite direction.
A roundabout only has one conflict for each connecting street, and the right of way is clearly defined.
Roundabouts are not just for efficiency, they are for safety. A regular 4-way intersection introduces multiple conflicts between cars turning left and cars coming from the opposite direction.
A roundabout only has one conflict for each connecting street, and the right of way is clearly defined.