Speeds below 15 mph are appropriate. When approaching the roundabout, always yield to traffic and pedestrians in the circle and be prepared to stop. Wait for a gap in traffic before entering. Vehicles in the roundabout have the right of way. Use your turn signal and exit at your destination If you miss your exit, simply stay in the roundabout.
Bicyclists use the same rules as vehicles.
Pedestrians should cross in marked crosswalks only - wait for a safe gap in traffic before crossing. Always watch for other users in the roundabout.