Tag: roundabout

Non-circular Roundabouts Have Their Place

Most drivers think about roundabouts as perfect circles: You pull up to the roundabout, yield to the cars coming from your left, enter the roundabout, and drive counter-clockwise until exiting onto your desired road. About the Expert: Kevin Kuhlow, PE, is a leading roundabout designer in the US. He has been involved with developing hundreds… Read More »

Good Roundabout Design Balances Safety and Performance

By Kevin Kuhlow, PE Properly designed roundabouts can provide excellent operations, improve safety by reducing serious injury and fatal crashes, and provide better bicycle and pedestrian accommodations. When designed improperly, however, not only can crashes increase, but one poorly designed roundabout also can significantly hinder an agency’s ability to implement additional roundabouts. If drivers go… Read More »

What’s a Mini Roundabout, And Why Is It Effective?

One type of roundabout design starting to gain traction in the United States is the mini roundabout, which features a reduced diameter (50 to 90 feet) with a traversable central island, allowing buses and trucks to travel over the top of it. Passenger vehicles are expected to use the circular roadway around the central island.Read More »