Montana Department of Transportation
Montana Traveler Information
When Turning Left or Making a U-Turn:
- Use only the left-hand approach lane, unless otherwise posted.
- Maintain your position relative to other vehicles. Stay to the inside of the circulatory roadway until you are ready to exit.
- As you exit the roundabout, look out for vehicles traveling on the outside of the circulatory roadway that may continue to circulate around the roundabout.