Roundabout Details
E 21st Ave. / Alpine St.
- 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
- 3
- Driveways
- 0
- Diameter (ICD)
- 30.48 m
- City
- East Side
- County
- Boulder Co.
- State
- CO
- Country
- United States
- Latitude
- 40.19588
- Longitude
- -105.08752
- Year Completed
- 2005
- Notes
- Year Completed estimated (2004-2005).