City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Sammamish,
WA King Co. United States |
NE Inglewood Hill / 216th Ave. NE (47.61554, -122.05180) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.3989 |
Other (At-Grade) Single-Lane |
2001 | October 2001. ICD estimated from Google Maps linework. |
University Place,
WA Pierce Co. United States |
Grandview Dr. / 56th St. W (47.20565, -122.56890) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3417 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
University Place,
WA Pierce Co. United States |
Grandview Dr. / 62nd Ct. W / Park Entrance (47.20033, -122.56890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.7785 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
University Place,
WA Pierce Co. United States |
Grandview Dr. / Bristonwood Dr. / 48th St. W (47.21334, -122.56880) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9607 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
University Place,
WA Pierce Co. United States |
Grandview Dr. / Cirque Dr. (47.21093, -122.56880) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.1506 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
Wisconsin Rapids,
WI Wood Co. United States |
STH 54 (2nd Ave.) / Gaynor Ave. / 17th Ave. (44.38025, -89.84447) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.3874 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Opened September 2004. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Yakima,
WA Yakima Co. United States |
N. 5th Ave. / Fruitdale Blvd. (46.61242, -120.51870) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.1760 |
Other (At-Grade) Single-Lane |
2004 | Completed July 1, 2004. Major street makes a 90-degree turn through the intersection. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
NE 8th St. / 9th St. / Franklin Ave. (44.05600, -121.29380) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7577 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Reed Market Dr. / (no cross street) (44.04080, -121.32790) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 32.6244 |
Other (At-Grade) Single-Lane |
2004 | No cross street, but U-turns allowed. ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Reed Market Dr. / SW Bond St. / SW Brookswood Blvd. (44.04047, -121.31678) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2003 | |
Bend,
OR Deschutes Co. United States |
SW Reed Market Dr. / Mt. Bachelor Dr. (44.03830, -121.33340) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.2015 |
Other (At-Grade) Single-Lane |
2002 | Fourth leg was built with completion of new bridge over Deschutes River. ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Reed Market Dr. / SW Alderwood Cir. (44.04054, -121.32174) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.1904 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Eugene,
OR Lane Co. United States |
N. Terry St. / Roosevelt Blvd. (44.06371, -123.18825) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 20.5969 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Springfield,
OR Lane Co. United States |
Maple Island Rd. / Game Farm Rd. East (44.08580, -123.03510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 25.7365 |
Other (At-Grade) Single-Lane |
2002 | One leg is driveway, 4th leg is future. ICD estimated from Google Maps linework. |
Springfield,
OR Lane Co. United States |
58th St. / Thurston Rd. (44.05320, -122.92640) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.7507 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Springfield,
OR Lane Co. United States |
Maple Island Rd. / (parking lot) (44.08710, -123.03510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.1674 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Springfield,
OR Lane Co. United States |
Maple Island Rd. / International Way (44.08840, -123.03490) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.1668 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Tamarack Resort,
ID Valley Co. United States |
Village Dr. / Whitewater Dr. (44.67280, -116.11770) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.8771 |
Other (At-Grade) Single-Lane |
2005 | None. ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
E. Oak St. / N. 70th St. (33.47301, -111.93050) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.9249 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
22nd Ave. E / E Thomas St. (47.62138, -122.30360) |
Traffic Calming Circle Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2006 | |
Little Rock,
AR Pulaski Co. United States |
36th St. / Romine Rd. / West Rd. (34.72098, -92.38181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.5782 |
Other (At-Grade) Single-Lane |
2001 | Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial ICD estimated from Google Maps linework. |
Boulder,
CO Boulder Co. United States |
Arapahoe Ave. / 4th St. (40.01294, -105.29160) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Boulder,
CO Boulder Co. United States |
Arapahoe Ave. / 5th St. (40.01295, -105.28920) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
Boulder,
CO Boulder Co. United States |
Balsam Ave. / 14th St. (40.02675, -105.27840) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4619 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Balsam Ave. / 15th St. (40.02675, -105.27660) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 8.2310 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Evergreen Ave. / 9th St. (40.03106, -105.28560) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 16.4609 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Kings Ridge Blvd. / Edison Ave. (40.03098, -105.23950) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.7768 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Kings Ridge Blvd. / Franklin Dr. (40.03237, -105.23960) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4342 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Maxwell Ave. / 6th St. (40.02176, -105.28860) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 12.8046 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pearl St. / 4th St. (40.01571, -105.29050) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 20.1234 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pearl St. / Mid-Block (40.01501, -105.29390) |
Traffic Calming Circle Existing |
Unknown None |
2 Approaches 0 Driveways 16.4647 |
Other (At-Grade) Single-Lane |
Facilitates U-turns at west end of Pearl Street ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pine St. / 15th St. (40.02072, -105.27670) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 16.4634 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Boulder,
CO Boulder Co. United States |
Pine St. / 17th St. (40.02126, -105.27410) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 10.9755 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Aspen,
CO Pitkin Co. United States |
SR 82 / Maroon Creek Rd. / Castle Creek Rd. (39.19557, -106.84025) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | |
Gatineau,
QC Outaouais Region Canada |
Blvd. St.-Joseph (Rte. 105) / Rue Montcalm (45.43146, -75.73314) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
3 Approaches 0 Driveways 23.4678 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Opened December 9, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / N. Uinta Way (39.71986, -104.89070) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.5258 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / Yosemite St. (39.72373, -104.88400) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.4416 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Calabasas,
CA Los Angeles Co. United States |
Parkway Calabasas / Camino Portal (34.13878, -118.65890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.6442 |
Other (At-Grade) Single-Lane |
2001 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Johnson Rd. / 16th St. (39.74207, -105.20060) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.6526 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Lunnonhaus Dr. (39.74062, -105.19840) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island. |
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Utah St. (39.73919, -105.19620) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.8782 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Ulysses St. (39.73771, -105.19390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.5734 |
Other (At-Grade) Single-Lane |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. |
Grand Junction,
CO Mesa Co. United States |
Horizon Dr. / 12th St. (39.10165, -108.55234) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 1 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
1998 | Bicycle-only (bike-only) driveway into circulatory roadway in northeast quadrant, leading into bicycle (bike) roundabout. |
Howard,
WI Brown Co. United States |
Glendale Ave. / Hillcrest Heights (44.56551, -88.09801) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9305 |
Other (At-Grade) Single-Lane |
2008 | Opened August 1, 2008. ICD estimated from Google Maps linework. |
Lake Oswego,
OR Clackamas Co. United States |
SW Carman Dr. / SW Meadows Rd. / SW Quarry Rd. (45.41700, -122.72490) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.3422 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Colorado Ave. / SW Simpson St. (44.04770, -121.32290) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.2050 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Clearwater,
FL Pinellas Co. United States |
Mandalay Ave. / Acacia St. (27.98970, -82.82660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.4750 |
Other (At-Grade) Single-Lane |
2001 | Boundary between commercial and residential area. Allows traffic attempting to park to use roundabout for U-turn without entering residential area. Also serves as U-turn for everyone, including WB-50 semis. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Boynton Beach,
FL Palm Beach Co. United States |
Hagen Ranch Rd. / Charleston Shores Blvd. (26.56520, -80.15560) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways 23.5012 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Boynton Beach,
FL Palm Beach Co. United States |
Hagen Ranch Rd. / Gateway Blvd. / Aberdeen Lakes Rd. (26.54660, -80.16390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.5051 |
Other (At-Grade) Single-Lane |
2000 | Date estimated. ICD estimated from Google Maps linework. |
Boynton Beach,
FL Palm Beach Co. United States |
Hagen Ranch Rd. / Le Chalet Blvd. (26.55650, -80.15710) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.2298 |
Other (At-Grade) Single-Lane |
2000 | Date estimated. ICD estimated from Google Maps linework. |
Delray Beach,
FL Palm Beach Co. United States |
Lake Ida Rd. / Via Flora Dr. (26.46919, -80.13670) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.5900 |
Other (At-Grade) Single-Lane |
1998 | Fatal crash January 28, 2005. 11861-05. ICD estimated from Google Maps linework. |
Amelia Island,
FL Nassau Co. United States |
SR A1A / Amelia Island Plantation (30.55717, -81.45009) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2001 | Year Completed estimated (1999-2003). |
Littleton,
CO Arapahoe Co. United States |
Franklin St. / Cherryville Rd. (39.61832, -104.96920) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 8.2800 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Berry Ave. (39.61682, -104.91340) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 11.9603 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Dorado Ave. (39.61319, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 9.2007 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Dorado Pl. (39.61199, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 11.0410 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Ida Ave. (39.61082, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 14.7216 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Powers Ave. (39.61501, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 9.2005 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
S. Monaco St. / E. Prentice Pl. (39.61977, -104.91350) |
Traffic Calming Circle Existing |
Unknown Unknown |
3 Approaches 0 Driveways 14.7197 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Greenwood Village,
CO Arapahoe Co. United States |
Peoria St. / Cherry Creek Dr. (39.61015, -104.84800) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.7631 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Golden,
CO Jefferson Co. United States |
Jefferson County Pkwy. / Civic Center (39.72717, -105.19940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9051 |
Other (At-Grade) Single-Lane |
2000 | Feeds parking lot ICD estimated from Google Maps linework. |
Columbine,
CO Jefferson Co. United States |
S. Simms St. / W. Quincy Ave. (39.63865, -105.12860) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0301 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. |
Northglenn,
CO Adams Co. United States |
Melody Dr. / Kennedy Dr. (39.89222, -104.99270) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.6541 |
Other (At-Grade) Single-Lane |
1999 | Roundabout is single-lane except for NB approach with separate RT lane. ICD estimated from Google Maps linework. |
Littleton,
CO Arapahoe Co. United States |
Elati St. / Arapahoe Rd. (39.59515, -104.99770) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 11.0437 |
Other (At-Grade) Single-Lane |
Functional Class: Collector ICD estimated from Google Maps linework. | |
Littleton,
CO Arapahoe Co. United States |
Elati St. / Briarwood St. (39.59236, -104.99770) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop None |
4 Approaches 0 Driveways 5.5221 |
Other (At-Grade) Single-Lane |
Functional Class: Collector ICD estimated from Google Maps linework. | |
Loveland,
CO Larimer Co. United States |
Rocky Mountain Ave. / Foxtrail Dr. (40.40924, -105.00230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9231 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1994 | Entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. |
Loveland,
CO Larimer Co. United States |
Rocky Mountain Ave. / McWhinney Blvd. (40.41059, -105.00230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.6504 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1994 | Adjacent to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. |
Milwaukee,
WI Milwaukee Co. United States |
S. 6th St. / W. Virginia St. / Florida St. (43.02698, -87.91770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.7816 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Built as terminal of new bridge. Signal located downstream approximately 150-200 feet away (estimated) that queues back through roundabout during weekday p.m. peak. No lane designations on approach. Functional Class: Arterial ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
12th Ave. / Irving St. (46.19768, -119.19670) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.9874 |
Other (At-Grade) Single-Lane |
2001 | Functional Class: Collector ICD estimated from Google Maps linework. |
Gig Harbor,
WA Pierce Co. United States |
Borgen Blvd. / 51st (47.35959, -122.60640) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways 35.5974 |
Other (At-Grade) Single-Lane |
2002 | In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
2nd Ave. NE / NE 91st St. (47.69499, -122.32710) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 8.0388 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Mt. Washington Dr. / SW Simpson Ave. (44.04736, -121.34400) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.6208 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
Town and Country,
MO St. Louis Co. United States |
MO 141 SB Ramps / Woods Mill Rd. (38.63523, -90.51449) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 38.2503 |
Other (At-Grade) Single-Lane |
2002 | Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Bel Air,
MD Harford Co. United States |
Tollgate Rd. / Wheel Rd. (39.48999, -76.32914) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.5729 |
Other (At-Grade) Single-Lane |
1999 | http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework. |
Fairbanks,
AK Fairbanks North Star United States |
Thompson Dr / Tanana Loop Dr (64.85564, -147.84200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.2695 |
Other (At-Grade) Single-Lane |
2004 | The site is on the University of Alaska, Fairbanks, school campus. The project constructed a new entrance onto the campus intersecting by means of a roundabout with an existing three leg stop controlled intersection. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Murray,
KY Calloway Co. United States |
Gilbert Groves Dr. / Murray State University parking lot (36.62003, -88.31861) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.0473 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Bainbridge Island,
WA Kitsap Co. United States |
High School Rd. / Madison Ave. (47.63579, -122.52100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.9484 |
Other (At-Grade) Single-Lane |
2000 | Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Linden Ave. N / N. 36th St. (47.65116, -122.34860) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 35.4002 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Woodlawn Ave. N / N. 36th St. (47.65051, -122.33870) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 12.8730 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
18th Ave. E. / E. Spring St. (47.61154, -122.30890) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 8.0516 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
Seattle,
WA King Co. United States |
4th Ave. N / N. Prospect St. (47.62890, -122.34880) |
Traffic Calming Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways 10.4636 |
Other (At-Grade) Unknown |
2006 | ICD estimated from Google Maps linework. |
Scottsdale,
AZ Maricopa Co. United States |
N. 74th St. / E. Sweetwater Ave. (33.60395, -111.92155) |
Traffic Calming Circle Existing |
All-Way Yield None |
0 Approaches 0 Driveways 16.7640 |
Other (At-Grade) Unknown |
2003 | Modified by City in 2005 to improve operation as roundabout. 21442 |
Guelph,
ON Wellington County Canada |
Summerfield Dr. / Colonial Dr. (43.51809, -80.18253) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.4466 |
Other (At-Grade) Single-Lane |
2001 | Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework. |
Lexington,
KY Lexington-Fayette Co. United States |
Old Frankfort Pike / Alexandria Dr. (38.06952, -84.55762) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2010 | |
Westfield,
NJ Union Co. United States |
NJ 28 / E. Broad St. (Westfield Circle) (40.64849, -74.35027) |
Rotary Existing |
Unknown Unknown |
3 Approaches 0 Driveways 42.5896 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. | |
Lafayette,
LA Lafayette Par. United States |
Settlers Trace / River Ranch Dr. (30.17073, -92.03625) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 42.3339 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector ICD estimated from Google Maps linework. |
Dumont / Cresskill,
NJ Bergen Co. United States |
Madison Ave. / Knickerbocker Rd. (Monument) (40.94127, -73.97681) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 74.8804 |
Other (At-Grade) Single-Lane |
Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local ICD estimated from Google Maps linework. | |
Hebron,
KY Kenton Co. United States |
North Bend Rd. / Graves Rd. / Old North Bend Rd. (39.09881, -84.71849) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 46.3432 |
Other (At-Grade) Single-Lane |
2009 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Sunnyside Ave. N / N 43rd St. (47.65912, -122.33020) |
Traffic Calming Circle Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2006 | |
Okemos,
MI Ingham Co. United States |
Hamilton Rd. / Marsh Rd. (42.71625, -84.42687) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.8350 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | ICD estimated from Google Maps linework. |
Dimondale,
MI Eaton Co. United States |
East Rd. / Creyts Rd. (42.64743, -84.64275) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.6250 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2001 | British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
5th St. / Cantrill Dr. (38.55160, -121.72010) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 28.9547 |
Other (At-Grade) Single-Lane |
1998 | Police station on SW corner. Date estimated. ICD estimated from Google Maps linework. |
Woodland,
CA Yolo Co. United States |
Gum Ave. / Bourn Dr. (38.66820, -121.74710) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 64.3428 |
Other (At-Grade) Single-Lane |
2008 | Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Moore Blvd. / Rockwell Dr. (38.56830, -121.72630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.2127 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Moore Blvd. / Wright Blvd. (38.56490, -121.71860) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.2801 |
Other (At-Grade) Single-Lane |
1999 | Date estimated. Functional Class: Local ICD estimated from Google Maps linework. |
Anchorage,
AK Anchorage United States |
Southport Dr. / Maritime Loop / Washington Ave. (61.12706, -149.92590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.9886 |
Other (At-Grade) Single-Lane |
2001 | The first winter resulted in several accidents, including the loss of a number of light poles around the circle. In response, minor modifications were made to the roundabout in 2002. ICD estimated from Google Maps linework. |
Fort Wayne,
IN Allen Co. United States |
Adams Center Rd. / Marion Center Rd. / Maples Rd. / Wayne Terrace (41.00440, -85.05704) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
1995 | Painted splitter islands. Year Completed estimated (before 1998). |
Bloomington,
IN Monroe Co. United States |
High St. / Winslow Rd. / Rogers Rd. (39.13631, -86.50819) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.9078 |
Other (At-Grade) Single-Lane |
1999 | $497,000 construction cost. ICD estimated from Google Maps linework. |
Mount Pleasant,
SC Charleston Co. United States |
Rifle Range Rd. / Bowman Rd. (Veterans Circle) (32.80469, -79.84284) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 31.1197 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1994-2002) ICD estimated from Google Maps linework. |
Encinitas,
CA San Diego Co. United States |
Leucadia Blvd / Hymettus Ave (33.06470, -117.29620) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 21.0192 |
Other (At-Grade) Single-Lane |
2004 | Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |