Roundabout Details
SE 15th Ave. / SE Alder St.
- Type
- Traffic Calming Circle
- Status
- Existing
- Functional Class
- Other (At-Grade)
- Lane Type
- Single-Lane
- Control Type
- Unknown
- Previous Control Type
- Unknown
- Other Control Type
- None
- Approaches
- 4
- Driveways
- 0
- Diameter (ICD)
- 15.90 m
- City
- Portland
- County
- Multnomah Co.
- State
- OR
- Country
- United States
- Latitude
- 45.51792
- Longitude
- -122.65058
- Year Completed
- 1988
- Notes
- Completed 9/7/1988. ICD estimated from Google Maps linework.