City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Sacramento,
CA Sacramento Co. United States |
24th St. / I St. (38.57636, -121.47410) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 55.0883 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Sacramento,
CA Sacramento Co. United States |
24th St. / H St. (38.57746, -121.47360) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 70.0264 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Sacramento,
CA Sacramento Co. United States |
26th St. / E St. (38.58003, -121.46950) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 15.8721 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Davis,
CA Yolo Co. United States |
Peter J Shields Ave. / East Quad (38.54061, -121.74820) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 16.8150 |
Other (At-Grade) Unknown |
On campus of University of California at Davis. Restricted to bicycles and delivery vehicles. YIELD pavement legends but no YIELD signs. Functional Class: Local ICD estimated from Google Maps linework. | |
Davis,
CA Yolo Co. United States |
Peter J Shields Ave. / West Quad (38.54028, -121.75010) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 14.9467 |
Other (At-Grade) Single-Lane |
On campus of University of California at Davis. Restricted to bicycles and delivery vehicles. YIELD pavement legends but no YIELD signs. Functional Class: Local ICD estimated from Google Maps linework. | |
Davis,
CA Yolo Co. United States |
California Ave. / North Quad (38.54252, -121.75300) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.5511 |
Other (At-Grade) Single-Lane |
On campus of University of California at Davis. Restricted to bicycles and delivery vehicles. YIELD pavement legends but no YIELD signs. Functional Class: Local ICD estimated from Google Maps linework. | |
Davis,
CA Yolo Co. United States |
California Ave. / Storer Mall (38.54082, -121.75250) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 13.0783 |
Other (At-Grade) Single-Lane |
On campus of University of California at Davis. Restricted to bicycles and delivery vehicles. YIELD pavement legends but no YIELD signs. Functional Class: Local ICD estimated from Google Maps linework. | |
Davis,
CA Yolo Co. United States |
California Ave. / Hutchison Dr. (38.53909, -121.75200) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 38.3015 |
Other (At-Grade) Single-Lane |
On campus of University of California at Davis. Restricted to bicycles and delivery vehicles. YIELD pavement legends but no YIELD signs. Functional Class: Local. Year Completed unknown (before 1993). ICD estimated from Google Maps linework. | |
Woodland,
CA Yolo Co. United States |
Palm Ave. / Keystone Ave. (38.68635, -121.77050) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 41.0198 |
Other (At-Grade) Single-Lane |
Circular intersection in older neighborhood. ICD estimated from Google Maps linework. | |
Madison,
WI Dane Co. United States |
Kendall Ave. / Grand Ave. (43.07145, -89.43156) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
1997 | |
Madison,
WI Dane Co. United States |
New Washburn Way / Dandaneau Trl. / Chautauqua Trl. (43.04669, -89.51501) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 13.9650 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Madison,
WI Dane Co. United States |
Glenway St. / Hillcrest Dr. (43.06437, -89.43896) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 11.3433 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Los Alamos,
NM Los Alamos Co. United States |
Diamond Dr. / San Ildefonso Rd. (35.89893, -106.29866) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.0241 |
Other (At-Grade) Single-Lane |
2008 | Redesign of existing traffic circle; previously controlled by 1 stop, 3 yields. Right-turn bypass lanes on west and east legs. Year Completed estimated (2006-2009). ICD estimated from Google Maps linework. |
Pearl Harbor Naval Base (Ford Island),
HI Oahu Co. United States |
Ford Island Blvd. / Saratoga Blvd. (21.36689, -157.95610) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.2752 |
Other (At-Grade) Single-Lane |
2006 | Existing prior to 2005. Relocated in 2005/2006. Functional Class: Collector ICD estimated from Google Maps linework. |
Honolulu,
HI Oahu Co. United States |
Keeaumoku St. / Heulu St. (21.30592, -157.83500) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 17.8032 |
Other (At-Grade) Single-Lane |
1999 | Urban. ICD estimated from Google Maps linework. |
Glenwood Springs,
CO Garfield Co. United States |
Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd. (39.56019, -107.36139) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 46.9595 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | 1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
N. Ditch Rd. / W. 96th St. (39.92681, -86.18403) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 33.8879 |
Other (At-Grade) Single-Lane |
2005 | Previously controlled by 4-way stop ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Mesa Rd. / Kissing Camels Dr. (38.87808, -104.86580) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 29.7525 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Seattle,
WA King Co. United States |
Meridian Ave. N / N 37th St. (47.65196, -122.33386) |
Traffic Calming Circle Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Beaverton,
OR Washington Co. United States |
SW Hart Rd. / Sorrento Rd. / Juniper Terr. (45.46680, -122.80880) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1283 |
Other (At-Grade) Single-Lane |
Functional Class: Collector. Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework. | |
Portland,
OR Multnomah Co. United States |
NE 24th Ave. / Brazee St. (45.54050, -122.64110) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
1989 | Completed 10/10/1989. |
Portland,
OR Multnomah Co. United States |
NE 24th Ave. / Thompson St. (45.53896, -122.64110) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 56.8845 |
Other (At-Grade) Single-Lane |
1989 | Completed 10/10/1989. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 24th Ave. / Tillamook St. (45.53741, -122.64110) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 56.0495 |
Other (At-Grade) Single-Lane |
1989 | Completed 10/10/1989. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 21st Ave. / Thompson St. (45.53898, -122.64420) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 34.2980 |
Other (At-Grade) Single-Lane |
1989 | Completed 10/10/1989. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 21st Ave. / Brazee St. (45.54051, -122.64420) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 86.9974 |
Other (At-Grade) Single-Lane |
1989 | Completed 10/10/1989. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 37th Ave. / Morris St. / Wisteria St. (45.54467, -122.62500) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 16.7290 |
Other (At-Grade) Single-Lane |
1986 | Completed 12/23/1986. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 37th Ave. / Brazee St. (45.54057, -122.62500) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 119.6213 |
Other (At-Grade) Single-Lane |
1987 | Completed 10/16/1987. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
NE 37th Ave. / Thompson St. (45.53904, -122.62500) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 94.5285 |
Other (At-Grade) Single-Lane |
1987 | Completed 11/16/1987. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 32nd Ave. / SE Lincoln St. (45.50825, -122.63270) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 12.5549 |
Other (At-Grade) Single-Lane |
1990 | Completed 4/25/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 30th Ave. / SE Caruthers St. (45.50550, -122.63470) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 78.6812 |
Other (At-Grade) Single-Lane |
1990 | Completed 4/23/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 31st Ave. / SE Clinton St. (45.50354, -122.63360) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 14.2301 |
Other (At-Grade) Single-Lane |
1990 | Completed 6/22/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 23rd Ave. / SE Clinton St. (45.50339, -122.64260) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 31.8085 |
Other (At-Grade) Single-Lane |
1990 | Completed 6/22/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 37th Ave. / SE Lincoln St. (45.50806, -122.62570) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 15.0659 |
Other (At-Grade) Single-Lane |
1990 | Completed 4/25/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 43rd Ave. / SE Lincoln St. (45.50799, -122.61810) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 22.5989 |
Other (At-Grade) Single-Lane |
1990 | Completed 4/23/1990. ICD estimated from Google Maps linework. |
Portland,
OR Multnomah Co. United States |
SE 51st Ave. / SE Lincoln St. (45.50803, -122.61000) |
Traffic Calming Circle Existing |
Unknown None |
4 Approaches 0 Driveways 15.0659 |
Other (At-Grade) Single-Lane |
1990 | Completed 4/23/1990. ICD estimated from Google Maps linework. |
Jensen Beach,
FL Martin Co. United States |
SR 707 / Pineapple Dr. / Jensen Beach Causeway (27.25074, -80.22818) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.7914 |
Other (At-Grade) Single-Lane |
1999 | RT only lanes entering roundabout on two approaches. ICD estimated from Google Maps linework. |
Brighton,
MI Livingston Co. United States |
Village Place Blvd. / Green Oak Dr. / Fieldcrest Dr. (42.50573, -83.75296) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | |
Brighton,
MI Livingston Co. United States |
Village Place Blvd. / Green Oak Ave. (42.50698, -83.75462) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Earth. |
Ancaster,
ON Hamilton Canada |
Wilson St. / Meadowbrook Dr. / Hamilton Dr. (43.20797, -80.00224) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.6911 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Markham,
ON York Region Canada |
Prospectors Dr. / Angus Glen Blvd. (43.89075, -79.31981) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.2641 |
Other (At-Grade) Single-Lane |
2004 | Functional Class: Local ICD estimated from Google Maps linework. |
Markham,
ON York Region Canada |
Prospectors Dr. / The Fairways (43.89400, -79.32079) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.0985 |
Other (At-Grade) Single-Lane |
2004 | Functional Class: Local ICD estimated from Google Maps linework. |
Richmond,
VA Henrico Co. United States |
Monument Ave. / Allen Ave. (37.55384, -77.46020) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 74.8004 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Richmond,
VA Henrico Co. United States |
Stuart Circle (37.55246, -77.45788) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 35.9806 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Greensboro,
NC Guilford Co. United States |
Greene St. / McGee St. (36.06852, -79.79192) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.2386 |
Other (At-Grade) Single-Lane |
2006 | This is part of a major transformation of Greene Street in Downtown Greensboro. Greene Street is currently 4 lanes one-way and will be converted to 2-way traffic with one lane in each direction and angled parking in the middle of the street separated by a median. Functional Class: Arterial ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
S. Touchmark Way / E. Louise Dr. (43.60317, -116.34880) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 29.4050 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Boise,
ID Ada Co. United States |
S. Touchmark Way / S. Worth Way (43.60206, -116.34610) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 30.2704 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
New Orleans,
LA Orleans Par. United States |
Lee Circle (St. Charles Ave. / Andrew Higgins Dr.) (29.94333, -90.07247) |
Signalized Roundabout/Circle Existing |
Other None |
4 Approaches 0 Driveways 99.3513 |
Other (At-Grade) Unknown |
Two tram lines run along the circulatory roadway. Some entry-circulating points are fully signalized; others are yield-controlled. ICD estimated from Google Maps linework. | |
Metairie Terrace,
LA Jefferson Par. United States |
Causeway Blvd. (LA 3046) / US 61 (Airline Hwy.) (29.97476, -90.15636) |
Rotary Existing |
All-Way Yield None |
4 Approaches 0 Driveways 107.5965 |
Other (At-Grade) Unknown |
Single-point interchange using one circle. Entire circle is on causeway structure over railroad yards. ICD estimated from Google Maps linework. | |
Pittsfield Township,
MI Washtenaw Co. United States |
Campus Pkwy. / Suncrest Dr. / (parking) (42.18764, -83.74729) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2002 | |
Pittsfield Township,
MI Washtenaw Co. United States |
Campus Pkwy. / Community Dr. (42.18982, -83.74387) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2002 | |
Meridian Township,
MI Ingham Co. United States |
Hulett Rd. / Bennett Rd. (42.69739, -84.44709) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.9884 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Manistee,
MI Manistee Co. United States |
Lakeshore Dr. / Monroe St. / Cottage Ln. (44.25355, -86.33302) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 45.3388 |
Other (At-Grade) Single-Lane |
1992 | Before 1993. No splitter islands on east leg. ICD estimated from Google Maps linework. |
Jackson,
MI Jackson Co. United States |
4th St. / West Ave. (42.22067, -84.41847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.3790 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Between 1999 and 2005. ICD estimated from Google Maps linework. |
Orion Township,
MI Oakland Co. United States |
Baldwin Rd. / Indianwood Rd. / Coats Rd. (42.78413, -83.31979) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.0862 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
Litchfield Park,
AZ Maricopa Co. United States |
Wigwam Creek Blvd. / (unknown) (33.51746, -112.32560) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 17.9232 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Port St. Lucie,
FL St. Lucie Co. United States |
SE Westmorelane Blvd. / Bakersfield St. (27.25836, -80.28521) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.7276 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Muskegon Township,
MI Muskegon Co. United States |
Chesapeake Dr. / Walker Rd. (43.23787, -86.17437) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.4138 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2002-2004). ICD estimated from Google Maps linework. |
Southlake,
TX Tarrant Co. United States |
E. Continental Blvd. / S. Carroll Ave. (32.92622, -97.12830) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2004 | Elementary school and city park located on NW corner. Asphalt construction. |
Albuquerque,
NM Bernalillo Co. United States |
8th St. / Central Ave. (35.08526, -106.65660) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 27.3649 |
Other (At-Grade) Single-Lane |
2007 | Transition between downtown Functional Class: Minor Arterial ICD estimated from Google Maps linework. |
Frankfort,
KY Franklin Co. United States |
Cardwell Lane / C. Michael Davenport Blvd. (38.16095, -84.91826) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.7458 |
Other (At-Grade) Single-Lane |
2015 | Functional Class: Major Collector ICD estimated from Google Maps linework. |
Santa Fe,
NM Santa Fe Co. United States |
Botulph Rd. / Arroyo Chamiso Rd. / Miguel Chavez Rd. (35.64938, -105.94790) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.1153 |
Other (At-Grade) Single-Lane |
2002 | Urban Compact, Southeast Santa Fe neighborhood Functional Class: Minor Collector ICD estimated from Google Maps linework. |
Santa Fe,
NM Santa Fe Co. United States |
Zafarano Dr. / San Ignatio Rd. (35.64579, -106.01394) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.9988 |
Other (At-Grade) Single-Lane |
2006 | Southwest Santa Fe near Lowes Building Supply. ICD estimated from Google Maps linework. |
Santa Fe,
NM Santa Fe Co. United States |
Richards Ave. / College Dr. (35.60719, -106.00060) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.1017 |
Other (At-Grade) Single-Lane |
2003 | Community College District South of I-25 Previously controlled by 2 way stop Functional Class: Minor Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Rockhurst Blvd. / Montebello Dr. (38.90582, -104.78980) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 20.4468 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Collegiate Dr. / Michael Dr. (38.89928, -104.78230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.7308 |
Other (At-Grade) Single-Lane |
2001 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Kettle Drum St. / Antelope Ridge Dr. (38.90673, -104.68530) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.6699 |
Other (At-Grade) Single-Lane |
2006 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Carefree Cir. / New Center Pl. (38.87741, -104.71720) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 44.6291 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Cedar Creek View / (parking lot) (38.85572, -104.72340) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.1815 |
Other (At-Grade) Single-Lane |
2002 | ICD estimated from Google Maps linework. |
Gaithersburg,
MD Montgomery Co. United States |
Kentlands Blvd. / Main St. (39.12333, -77.23855) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1994 | Year Completed estimated (1993-2002). |
Gaithersburg,
MD Montgomery Co. United States |
Kentlands Blvd. / Market St. (39.12309, -77.23489) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1994 | Year Completed estimated (1993-2002). |
Chattanooga,
TN Hamilton Co. United States |
SR 153 SB Ramps / N. Access Rd. / TVA offices (35.10868, -85.23122) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 97.7036 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | N Access Road is a 4 lane arterial road. Fatal crash April 4, 2010. 11861-05. ICD estimated from Google Maps linework. |
Knightdale,
NC Wake Co. United States |
Hinton Oakes Blvd. / Lynnwood Rd. (35.79374, -78.51039) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.6876 |
Other (At-Grade) Single-Lane |
2007 | Roundabout was designed to accommodate existing utilities and connect two existing roads and a driveway to a new retail outlet. Functional Class: Arterial ICD estimated from Google Maps linework. |
Knightdale,
NC Wake Co. United States |
Widewater Blvd. / Village Park Dr. (35.79402, -78.50642) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 16.4687 |
Other (At-Grade) Single-Lane |
2004 | Constructed using concrete. (Updated in 2007?) Functional Class: Collector ICD estimated from Google Maps linework. |
Spokane,
WA Spokane Co. United States |
Crestline Rd. / Lincoln St. (47.72944, -117.37920) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.5271 |
Other (At-Grade) Single-Lane |
2006 | Opened September 2006. ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Brainard Dr. / Squirreltail Dr. (38.96376, -104.74410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.2161 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
(parking lot #1) (39.01388, -104.81080) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 21.3437 |
Other (At-Grade) Single-Lane |
2013 | Originally built 2004. Removal date estimated (2011-2015). ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #1) (38.95966, -104.72230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5774 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Has marked double-left turn at northbound entry using conventional arrows. Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #2) (38.96123, -104.71810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.2198 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #3) (38.96204, -104.71430) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.1479 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
New Car Dr. / Test Dr. (38.93844, -104.73440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.6618 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Serves retail shopping center. ICD estimated from Google Maps linework. |
Marshall,
MI Calhoun Co. United States |
I-94 Business (W Michigan Ave.) / M-227 (Kalamazoo Ave.) (42.27199, -84.96413) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 83.0730 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
Homer,
MI Calhoun Co. United States |
Hillsdale St. / Main St. (42.14585, -84.80890) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 39.8485 |
Other (At-Grade) Single-Lane |
Before 1999. ICD estimated from Google Maps linework. | |
Jupiter,
FL Palm Beach Co. United States |
S. Central Blvd. / Indian Creek Pkwy. (26.91067, -80.11073) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 105.4349 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Jupiter,
FL Palm Beach Co. United States |
S. Central Blvd. / Frederick Small Rd. (26.89750, -80.11127) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 119.2938 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
4th Ave. / Kellogg St. (46.20635, -119.20120) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.2355 |
Other (At-Grade) Single-Lane |
2009 | April 2009. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Grandridge Blvd. / Okanogan Pl. (46.22327, -119.21380) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.3148 |
Other (At-Grade) Single-Lane |
2003 | Completed November 2003. Functional Class: Collector ICD estimated from Google Maps linework. |
Nampa,
ID Canyon Co. United States |
Happy Valley Rd. / Amity Ave. (43.56146, -116.51290) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.2726 |
Other (At-Grade) Single-Lane |
2006 | Designed for ultimate two-lane w/ 180-ft ICD. Current 160-ft single-lane is initial build. Previously controlled by 4-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Lithonia,
GA DeKalb Co. United States |
Klondike Rd. / Rockland Rd. (33.67606, -84.11486) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.7927 |
Other (At-Grade) Single-Lane |
2008 | Previously controlled by two-way stop control ICD estimated from Google Maps linework. |
Gatineau,
QC Outaouais Region Canada |
Blvd. St.-Laurent / Blvd. St.-Joseph (Rte. 105) (45.43216, -75.73323) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways 49.4493 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Staggered, two-stage pedestrian signal on east leg. Warning beacons on other legs. Functional Class: Arterial ICD estimated from Google Maps linework. |
Brighton,
MI Livingston Co. United States |
Lee Rd. / US 23 NB Ramps / Fieldcrest Dr. (42.50486, -83.75652) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.5461 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
Brighton,
MI Livingston Co. United States |
Lee Rd. / US 23 SB Ramps (42.50605, -83.75954) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.8600 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | Linked with Lee Rd/Whitmore Lake Rd roundabout. Previously controlled by one-way stop control ICD estimated from Google Maps linework. |
Brighton,
MI Livingston Co. United States |
Lee Rd. / Whitmore Lake Rd. (42.50627, -83.76012) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.2622 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Linked with US 23 SB Ramps/Lee Rd. roundabout. Functional Class: Arterial ICD estimated from Google Maps linework. |
Howard,
WI Brown Co. United States |
Belmont Rd. / Belle Plane Rd. (44.58361, -88.09459) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.9671 |
Other (At-Grade) Single-Lane |
2000 | Roundabout was constructed in center of residential subdivision south of Lineville Road. Roundabout is slightly smaller than the Lineville roundabouts. Completed August 2000. http://www.co.brown.wi.us/Planning/roundabouts.html Functional Class: Local ICD estimated from Google Maps linework. |
Howard,
WI Brown Co. United States |
Velp Ave. (CTH HS) / Woodale Ave. (CTH EB) (44.57293, -88.07800) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.3300 |
Other (At-Grade) Single-Lane |
2002 | Roundabout Located near industrial park, rail line, and the Mountain-Bay Recreational Trail. Roundabout is at the intersection of two county highways and is slightly larger than the roundabouts built in 1999 and 2001 in Howard and De Pere. Completed August 2002. http://www.co.brown.wi.us/Planning/roundabouts.html. Fatal crash June 5, 2011. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
NW Crossing Dr. / Lemhi Pass Rd. (44.06210, -121.34600) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.7544 |
Other (At-Grade) Single-Lane |
2006 | New roads as part of NW Crossing Development ICD estimated from Google Maps linework. |
Estero,
FL Lee Co. United States |
Williams Rd. / Chapel Trace (26.41990, -81.83160) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 29.9485 |
Other (At-Grade) Single-Lane |
2006 | Near Estero High School. ICD estimated from Google Maps linework. |
Cape Coral,
FL Lee Co. United States |
SE 24th Ave. / SE 9th St. / Birkdale Ave. (26.63679, -81.92426) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.5541 |
Other (At-Grade) Single-Lane |
2002 | Originally two stop-controlled, offset T-intersections. Now is a hotdog/racetrack-shaped roundabout. Date estimated. ICD estimated from Google Maps linework. |
Middletown,
NJ Monmouth Co. United States |
Newman Springs Rd. (CR 520) / College Dr. (40.33204, -74.13175) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.7760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2007 | Entrance to Brookdale Community College and Lincroft Bible Church. Expected opening August 2007. ICD estimated from Google Maps linework. |
De Pere,
WI Brown Co. United States |
Scheuring Rd. (CTH F) / Suburban Dr. (44.43055, -88.08604) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.4090 |
Other (At-Grade) Single-Lane |
2004 | One of two roundabouts on an arterial street that separates a residential neighborhood from a business park. Many trucks traveling to and from the business park pass through this intersection each day, and the roundabout serves as an attractive entrance to the neighborhood and park. Completed November 2004. http://www.co.brown.wi.us/Planning/roundabouts.html. Series of 6 roundabouts. Opened November 2004. Functional Class: Arterial ICD estimated from Google Maps linework. |
De Pere,
WI Brown Co. United States |
Scheuring Rd. (CTH F) / S 9th St. / W Matthew Dr. (44.43063, -88.09529) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.8205 |
Other (At-Grade) Single-Lane |
2004 | Second of two roundabouts on an arterial street separating residential neighborhood from a business park. Many trucks pass through this intersection each day. Completed November 2004. http://www.co.brown.wi.us/Planning/roundabouts.html. Series of 6 roundabouts. Opened November 2004. Functional Class: Arterial ICD estimated from Google Maps linework. |