Bicycle-Friendly Roundabouts: A Case-Study

Roundabouts constrain speeds and impact angles for vehicles as they approach. Therefore, they are considered to be a ‘Safe System’ solution for intersections. Though roundabouts are a positive road safety treatment for cars they do not show as dramatic a reduction in road trauma for bicyclists. New Zealand crash data for 2001-2011, found almost 28% of injury crashes at roundabouts involve cyclists, while at priority-controlled intersections and...