Minnesota Department of Transportation

511 Travel Info

Hwy 22/Augusta Drive

Mankato

About this project

The crash rate at the intersection of Hwy 22 and Augusta Dr. is more than three times higher than the statewide average. Additionally, development in the area has brought more traffic, which has contributed to the increase in crashes.

Highway 14/Highland Avenue Study area map

Hwy 22/Augusta Dr. roundabout (click for larger view)

To improve safety at the intersection, a two-lane roundabout will be constructed in 2024.

Summary of work

  • Construct a two-lane roundabout at the intersection of Hwy 22 and Augusta Dr.
  • Construct new trail segments north of Augusta Dr. and west of Hwy 22
  • Realign existing trails and improve Americans with Disabilities Act (ADA) accommodations

Traffic impacts

Traffic will be detoured during construction:

Hwy 14 detour and staging areas

Hwy 22/Augusta Dr detour map (click for larger view)

Hwy 14 and Highland Avenue roundabout project
Watch construction in progress and find time-lapse video. Click for live camera.