City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Brighton,
CO Adams Co. United States |
Golden Eagle Pkwy. / Crane St. / Southern St. (39.97963, -104.74733) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 96.0941 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-1999). ICD estimated from Google Maps linework. |
Brighton,
CO Adams Co. United States |
Nighthawk Pkwy. / Crane St. (39.98134, -104.74878) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 65.8914 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-1999). ICD estimated from Google Maps linework. |
Brighton,
CO Adams Co. United States |
Nighthawk Pkwy. / Heron St. (39.98132, -104.75076) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 96.0917 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-1999). ICD estimated from Google Maps linework. |
Windsor Mill,
MD Baltimore Co. United States |
Lord Baltimore Dr. / Wildlife Dr. (39.31993, -76.75019) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.7833 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2002). ICD estimated from Google Maps linework. |
Windsor Mill,
MD Baltimore Co. United States |
Lord Baltimore Dr. / Glen Spring Rd. / Kettle Ct. (39.31750, -76.75152) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.5558 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2002). ICD estimated from Google Maps linework. |
Springboro,
OH Warren Co. United States |
Settlers Walk Blvd. / Remick Blvd. / Stolle Dr. (39.57782, -84.21781) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 64.4378 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Liberty Township,
OH Butler Co. United States |
Hughes Woods Ln. / Hughes Ridge Ln. (39.39099, -84.40464) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 43.3818 |
Other (At-Grade) Single-Lane |
1998 | No splitter islands. ICD estimated from Google Maps linework. |
Loveland,
CO Larimer Co. United States |
Scenic Dr. / Lookout Dr. (40.39773, -105.13528) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
1998 | Painted splitter islands; unmarked pedestrian crossings along circulatory roadway. |
Loveland,
CO Larimer Co. United States |
Scenic Dr. / Foothills Dr. (40.39674, -105.13522) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
1998 | Painted splitter islands; unmarked pedestrian crossings along circulatory roadway. |
Evergreen,
CO Jefferson Co. United States |
CR 65 / Bergen Pkwy. (39.69101, -105.36050) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 1 Driveways 26.6520 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Calgary,
AB Calgary Region Canada |
Springbank Blvd. / Spring Mews (51.01849, -114.19630) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.0000 |
Other (At-Grade) Single-Lane |
1998 | |
Montréal,
QC Montréal Region Canada |
Ave. Marie-Curie / Blvd. Alfred Nobel (45.48518, -73.76222) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.6801 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework. |
Windsor,
CT Hartford Co. United States |
Hayden Station Rd. / Lancaster Dr. / Center St. (41.89280, -72.63409) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.8935 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Collector. Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Windsor,
CT Hartford Co. United States |
Hayden Station Rd. / Pond Rd. (41.89371, -72.64065) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 24.0041 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Collector. Year Completed estimated (1992-2003). ICD estimated from Google Maps linework. |
Windsor,
CT Hartford Co. United States |
Prospect Hill Rd. / Lang Rd. (41.89153, -72.69762) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 25.7830 |
Other (At-Grade) Single-Lane |
1998 | Located at entrance to industrial park. Year Completed estimated (1992-2004). ICD estimated from Google Maps linework. |
Henderson (Seven Hills),
NV Clark Co. United States |
Grand Hills Dr. / Rio Secoo Golf Club (35.97713, -115.11100) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 74.4214 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Collector ICD estimated from Google Maps linework. |
Towson,
MD Baltimore Co. United States |
MD 45 / MD 146 / Joppa Rd. / Allegheny Ave. (39.40185, -76.60230) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 47.9892 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Opened October 1998. Exit striping retrofitted to roundabout after opening. Hotdog/racetrack shape. ICD estimated from Google Maps linework. 21442 |
Naples,
FL Collier Co. United States |
7th St. N. / 3rd Ave. N. (26.15530, -81.80524) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 9.6483 |
Other (At-Grade) Single-Lane |
1998 | Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Maps linework. |
Naples,
FL Collier Co. United States |
7th St. N. / 7th Ave. N. (26.15619, -81.79971) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.5125 |
Other (At-Grade) Single-Lane |
1998 | Installed for traffic calming. Detailed traffic volume, speed data available. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Catonsville,
MD Baltimore Co. United States |
MD 372 / Hilltop Rd. / Entrance to UMBC (39.25733, -76.71964) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.1417 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Collector ICD estimated from Google Maps linework. |
Ellicott City,
MD Howard Co. United States |
MD 103 / MD 100 WB Ramps (39.20846, -76.78294) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.3154 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. ICD estimated from Google Maps linework. |
Ellicott City,
MD Howard Co. United States |
MD 103 / MD 100 EB Ramps (39.20733, -76.78243) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.5396 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. ICD estimated from Google Maps linework. |
Ellicott City,
MD Howard Co. United States |
Snowden River Pkwy. / MD 100 WB Ramps (39.21233, -76.79544) |
Roundabout Existing |
All-Way Yield Metering Signal |
3 Approaches 0 Driveways 25.9105 |
Freeway Ramps (Grade-Separated) Single-Lane |
1998 | Opened November 1998. Metering signal on Snowden River Pkwy approach. ICD estimated from Google Maps linework. |
Truckee,
CA Nevada Co. United States |
Donner Pass Rd. / W. River St. / McIver Crossing (39.32510, -120.19200) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.1077 |
Other (At-Grade) Single-Lane |
1998 | Fatal crash. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
Port Orchard,
WA Kitsap Co. United States |
Mile Hill Dr. (Hwy 166) / Bethel Ave. (47.53467, -122.62730) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.7045 |
Other (At-Grade) Single-Lane |
1998 | Previously a Y Intersection. Opened June 1998. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Arcata,
CA Humboldt Co. United States |
West End Rd. / Spear Ave. / Saint Louis Rd. (40.88910, -124.08210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.0866 |
Other (At-Grade) Single-Lane |
1998 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Greenbelt,
MD Prince Georges Co. United States |
Hanover Pkwy. / Village Park Dr. / Schrom Hills Community Park entrance (38.98378, -76.87333) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 19.4960 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1994-2001). ICD estimated from Google Maps linework. |
Carmel,
IN Hamilton Co. United States |
Hazel Dell Pkwy. / E 126th St. (39.97119, -86.07069) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1998 | |
Carmel,
IN Hamilton Co. United States |
Hazel Dell Pkwy. / E 131st St. (39.97845, -86.07054) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1998 | Built in late 1990s.Converted to multilane 2010-2012. Right-turn-only lane on west leg; left-turn-only lane on east leg. |
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. |
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. |
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. |
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. |
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. |
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. |
Orlando,
FL Orange Co. United States |
N. Westmoreland Dr. / S. Lake Adair Blvd. (28.55947, -81.39339) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 22.0291 |
Other (At-Grade) Single-Lane |
1998 | Old circle, judging by condition of brick pavement; additional yield signs w/ minimum fine; official bike route; drainage constraints; skewed Functional Class: Collector? ICD estimated from Google Maps linework. |
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Glenview Rd. / El Camino Real (28.95271, -82.00076) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 71.0641 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
N. Uinta Way / E. 6th Ave. Pkwy. (39.72570, -104.89200) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.4401 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
The Villages,
FL Sumter Co. United States |
Morse Blvd. / El Camino Real / Paige Pl. (28.94803, -81.95540) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 68.9771 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / E Fairmount Dr. / Rampart Way (39.71718, -104.89580) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.6091 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
Provo,
UT Utah Co. United States |
1700 North / 1730 North / 1500 West (40.25650, -111.68530) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.4324 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Provo,
UT Utah Co. United States |
1730 North / 1740 West (40.25703, -111.68890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.3437 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Rockhurst Blvd. / University Park Blvd. (38.91005, -104.78980) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 21.3750 |
Other (At-Grade) Single-Lane |
1998 | ICD estimated from Google Maps linework. |
Abingdon,
MD Harford Co. United States |
Tollgate Rd. / Singer Rd. (39.47828, -76.32727) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8121 |
Other (At-Grade) Single-Lane |
1998 | http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework. |
Gaithersburg,
MD Montgomery Co. United States |
Winter Walk Dr. / Highland Ridge Ave. (39.12807, -77.22692) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.2800 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs. ICD estimated from Google Maps linework. |
Vaughan,
ON York Canada |
S Park Rd. / S Park Rd. (43.83875, -79.39747) |
Other Existing |
Unknown None |
2 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (before 2002) |
Parker,
CO Douglas Co. United States |
Clubhouse Dr. / S Pikes Peak Dr. (39.51305, -104.76302) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.5634 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1994-1999). ICD estimated from Google Maps linework. |
Woodbridge,
VA Prince William Co. United States |
Greatbridge Rd. / Mays Quarter Rd. (38.68304, -77.34802) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.7509 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1994-2002). ICD estimated from Google Maps linework. |
Lakeport,
CA Lake Co. United States |
Todd Rd. / Parallel Dr. (39.03226, -122.92521) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.5433 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2003). ICD estimated from Google Maps linework. |
Fairview,
CA Alameda Co. United States |
Fairview Ave. / Five Canyons Pkwy. / East Ave. (Star Ridge Rd.) (37.67520, -122.03220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 20.7965 |
Other (At-Grade) Single-Lane |
1998 | https://www.sfgate.com/bayarea/article/COMMUTER-CHRONICLES-IN-A-ROUNDABOUT-WAY-The-2975842.php ICD estimated from Google Maps linework. |
Yuma,
AZ Yuma Co. United States |
S Main St. / E 3rd St. (32.72258, -114.61788) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 15.0718 |
Other (At-Grade) Single-Lane |
1999 | Painted splitter islands on Main St. Year Completed estimated (1996-2002). ICD estimated from Google Maps linework. |
Newberg,
OR Yamhill Co. United States |
Foothills Dr. / Center St. (45.32467, -122.96999) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.8710 |
Other (At-Grade) Single-Lane |
1999 | Very small splitter islands, with pedestrian crossings next to circulatory roadway. ICD estimated from Google Maps linework. |
Elgin,
SC Richland Co. United States |
Jacobs Millpond Rd. / Woodcreek Farms Rd. (34.12103, -80.83451) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.7295 |
Other (At-Grade) Single-Lane |
1999 | Year Completed estimated (1994-2003). ICD estimated from Google Maps linework. |
Norman,
OK Cleveland Co. United States |
Manor Hill Dr. / Sherburne Rd. (35.22406, -97.50950) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 5 Driveways 36.0991 |
Other (At-Grade) Single-Lane |
1999 | No truck apron. Year Completed estimated (1995-2003). ICD estimated from Google Maps linework. |
Maryland Heights,
MO St. Louis Co. United States |
Casino Center Dr. / (casino parking) (38.75175, -90.47969) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.1195 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Yield on circulatory roadway. Year Completed estimated (1996-2002) 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. |
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. |
Barnstable,
MA Barnstable Co. United States |
Rte 149 / Race Ln. (41.68164, -70.40159) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8676 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Lexington,
KY Fayette Co. United States |
W Reynolds Rd. / Keithshire Way / Wellington Way (37.99520, -84.53814) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.1196 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework. |
Provo,
UT Utah Co. United States |
5000 North / Edgewood Dr. (40.30066, -111.65750) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 19.1282 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Stillwater,
MN Washington Co. United States |
Rutherford Rd. / 72nd St. / New England Pl. (School House Circle) (45.05673, -92.85909) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.6830 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Local ICD estimated from Google Maps linework. |
New Castle,
CO Garfield Co. United States |
Castle Valley Blvd. / Pyramid St. (39.57959, -107.52880) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 33.1386 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
New Castle,
CO Garfield Co. United States |
Castle Valley Blvd. / (TBD) (39.57517, -107.52190) |
Roundabout Existing |
Unknown Unknown |
2 Approaches 0 Driveways 31.2996 |
Other (At-Grade) Single-Lane |
1999 | Facilitates U-turns. ICD estimated from Google Maps linework. |
Linton Hall,
VA Prince William Co. United States |
Braemar Pkwy. (VA 3080) / Iona Sound Dr. (VA 3089) (38.73510, -77.56889) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 46.5816 |
Other (At-Grade) Single-Lane |
1999 | Year Completed estimated (1994-2002). ICD estimated from Google Maps linework. |
Petaluma,
CA Sonoma Co. United States |
Casa Grande Rd. / Ely Blvd. (38.24348, -122.59580) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.8924 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Orlando,
FL Orange Co. United States |
N. Westmoreland Dr. / N. Lake Adair Blvd. (28.56104, -81.39342) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 17.8328 |
Other (At-Grade) Single-Lane |
1999 | Old circle, judging by condition of brick pavement; additional yield signs w/ minimum fine; official bike route; drainage constraints Functional Class: Collector? ICD estimated from Google Maps linework. |
St. George,
UT Washington Co. United States |
Main St. / 200 N St. / Diagonal St. (37.11152, -113.58350) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 30.4778 |
Other (At-Grade) Single-Lane |
1999 | 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. |
Willimantic,
CT Windham Co. United States |
Eastern Rd. / (driveway) (ECSU Campus by clock tower) (41.72001, -72.21691) |
Traffic Calming Circle Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.0693 |
Other (At-Grade) Single-Lane |
1999 | Not properly signed and painted, but lots of potential for demonstrating this intersection concept. ICD estimated from Google Maps linework. |
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. |
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. |
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. |
Bel Air,
MD Harford Co. United States |
MD 7 / Holly Oaks Drive (39.48848, -76.21669) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.1039 |
Other (At-Grade) Single-Lane |
1999 | Opened September 1999. ICD estimated from Google Maps linework. |
Millington,
MD Kent Co. United States |
MD 291 / US 301 SB Ramps (39.26463, -75.86641) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.4393 |
Freeway Ramps (Grade-Separated) Single-Lane |
1999 | Opened August 1999. ICD estimated from Google Maps linework. |
Millington,
MD Kent Co. United States |
MD 291 / US 301 NB Ramps (39.26386, -75.86260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.6656 |
Freeway Ramps (Grade-Separated) Single-Lane |
1999 | Opened August 1999. ICD estimated from Google Maps linework. |
Castle Marina,
MD Queen Annes Co. United States |
MD 18 / Castle Marina Rd. (38.97871, -76.28938) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.7819 |
Other (At-Grade) Single-Lane |
1999 | Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Superior,
CO Boulder Co. United States |
5th Ave. / Center Dr. (39.95764, -105.17190) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.1262 |
Other (At-Grade) Single-Lane |
1999 | Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework. |
Lakewood,
CO Jefferson Co. United States |
Allison Pkwy. / Civic Center (39.70906, -105.08630) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 31.2390 |
Other (At-Grade) Single-Lane |
1999 | ICD estimated from Google Maps linework. |
Carson City,
NV Carson City Co. United States |
E 5th St. / Fairview Dr. (39.16090, -119.72790) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
1999 | |
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. |
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. |
Reno,
NV Washoe Co. United States |
Wedekind Rd. / Clear Acre Ln. (39.55157, -119.78930) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.0222 |
Other (At-Grade) Single-Lane |
1999 | Previously controlled by two-way stop ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
Chopper Cir. / VIP Parking / 9th St. / Access Rd (39.74721, -105.00810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.3424 |
Other (At-Grade) Single-Lane |
1999 | Located at Pepsi Center arena Functional Class: Collector ICD estimated from Google Maps linework. |
Davis,
CA Yolo Co. United States |
Shasta Dr. / Olympic Dr. (38.55540, -121.77620) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.2833 |
Other (At-Grade) Single-Lane |
1999 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Arcata,
CA Humboldt Co. United States |
Samoa Blvd. / Union St. (40.86140, -124.07730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.2273 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Arcata,
CA Humboldt Co. United States |
Samoa Blvd. / Buttermilk Ln. (40.85710, -124.07250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1329 |
Other (At-Grade) Single-Lane |
1999 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Brattleboro,
VT Windham Co. United States |
Rte 9 / Rte 5 (42.88500, -72.55670) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1999 | Adjacent to I-89. Heavy truck volume (>7%). |
Bend,
OR Deschutes Co. United States |
SW Century Dr. / SW Colorado Ave. / SW Chandler Ave. (44.04180, -121.33200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
1999 | Completed Fall 1999. One leg comes in at 60 degree angle. Right-turn bypass lane part of conceptual design but removed for final. First modern roundabout in Oregon. |
Lutherville-Timonium,
MD Baltimore Co. United States |
MD 139 (Charles St.) / Bellona Ave. (39.41790, -76.62900) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Two-lane circulatory roadway across northern half. |