Roundabout Details
N Washington St. / Frontage Dr.
- Type
- Roundabout
- Status
- Existing
- Functional Class
- Other (At-Grade)
- Lane Type
- Single-Lane
- Control Type
- All-Way Yield
- Previous Control Type
- None (new)
- Other Control Type
- None
- Approaches
- 2
- Driveways
- 0
- Diameter (ICD)
- 50.29 m
- City
- Helena
- County
- Lewis and Clark Co.
- State
- MT
- Country
- United States
- Latitude
- 46.62005
- Longitude
- -112.00546
- Year Completed
- 2010
- Notes
- Year Completed estimated (2009-2011).