Minnesota Department of Transportation

511 Travel Info



J-turns are a driving movement proven to reduce serious and fatal crashes caused by “T-bone” crashes at intersections. When using J-turns, drivers focus on one direction of traffic at a time.

Benefits of J-turns

  • Eliminates or reduces the highest risk movements – directly crossing multiple lanes of traffic and left turns
  • Shown to reduce fatalities by 70%
  • Shown to reduce injuries by 42%
  • Designed to help prevent severe broadside or "T-bone" crashes
  • Moves traffic safely and effectively
  • Simplifies navigation and traffic flow
  • Can be designed and built quickly to address fatal crashes
  • Maintains access to local roads and businesses