Evaluation of Safety and Mobility of Two-Lane Roundabouts

Evaluation of Safety and Mobility of Two-Lane Roundabouts

January 2022 | by John Hourdos, Gordon Parikh

Purpose:

Compared single-lane and two-lane roundabouts. Showed that multilane roundabouts are less safe than single lane ones

Roundabout with 2 inner lanes

Camera Information:

Camera Name: Adams St, Hwy 22 Roundabout, Mankato (Facing West) (CHANNEL 1 IS NORMAL, CHANNEL 2 IS ZOOMED IN)

Resolution: 1920x1080

Framerate: 30

Location: 44.170396, -93.949039


Camera Name: Kenwood Trail, 185th St. W Roundabout, Lakeville (Facing East)

Resolution: 1920x1080

Framerate: 15

Location: 44.681385, -93.278005


Camera Name: Kenwood Trail, 185th St. W Roundabout, Lakeville (Facing West, Close Shot)

Resolution: 1920x1080

Framerate: 15

Location: 44.681385, -93.278005


Camera Name: Kenwood Trail, 185th St. W Roundabout, Lakeville (Facing West, Wide Shot)

Resolution: 1920x1080

Framerate: exampleFramerate1

Location: 44.681385, -93.278005


Camera Name: University Dr S/5th Ave S Roundabout, St. Cloud (Facing East)

Resolution: 1920x1080

Framerate: 15

Location: 45.549471, -94.154610


Camera Name: University Dr S/5th Ave S Roundabout, St. Cloud (Facing North)

Resolution: 1920x1080

Framerate: 15

Location: 45.549471, -94.154610


Location