City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Chesterfield,
VA Chesterfield Co. United States |
Otterdale Rd. / Harpers Mill Pkwy. (37.38280, -77.70556) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp |
Midlothian,
VA Chesterfield Co. United States |
Spring Run Rd. / Bailey Bridge Rd. / Springford Pkwy. (37.38447, -77.65050) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp |
San Diego,
CA San Diego Co. United States |
Florida Dr. / Morley Field Dr. (32.73983, -117.14367) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Modular (quick build) construction. https://www.californiaconstructionnews.com/2022/10/01/construction-starts-on-modular-roundabout-quick-build/ |
Grays,
England Essex United Kingdom |
A1306 / B186 (51.48926, 0.27230) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 89.2395 |
Other (At-Grade) Single-Lane |
Modified with striped spirals to be single-lane. ICD estimated from Google Maps linework. 21442 | |
Hillard,
OH Franklin Co. United States |
Britton Pkwy. / Davidson Rd. (40.04977, -83.13399) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Modified striping to remove fishhooks in 2019. |
Hilliard,
OH Franklin Co. United States |
Britton Pkwy. / Anson Dr. (40.04156, -83.13125) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Modified striping to eliminate fishhooks & convert to 2x1 in 2020 (converted EB from Thru/RT to RT only). |
Apex,
NC Wake Co. United States |
Blackburn Rd. / Orchard Villas Ave. (35.74781, -78.86505) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 27.1406 |
Other (At-Grade) Single-Lane |
2008 | Modified in 2012 to add splitter islands. ICD estimated from Google Maps linework. 21442 |
Buffalo,
NY Erie Co. United States |
Gates Circle (Delaware Ave. / Lafayette Ave.) (42.92054, -78.86776) |
Other Existing |
Unknown Unknown |
5 Approaches 0 Driveways 66.4699 |
Other (At-Grade) Unknown |
2002 | Modified in 2002 to incorporate roundabout principles. ICD estimated from Google Maps linework. 21442 |
La Quinta,
CA Riverside Co. United States |
Avenida Montezuma / Avenida Navarro (33.67616, -116.30460) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
2007 | Modified from former geometrics to conform to roundabout. 21442 |
Durham,
NC Durham Co. United States |
Glendale Ave. / Washington St. (36.02251, -78.90046) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 34.7744 |
Other (At-Grade) Single-Lane |
2000 | Modified circle, part of I-85 detour route. 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 |
Palmdale,
CA Los Angeles Co. United States |
Palmdale Blvd. (SR 138) / 47th St. / 50th St. (34.58010, -118.04510) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Modified 2019-2020 to add lanes. 21442 |
Dublin,
OH Franklin Co. United States |
SR 161 (W Dublin Granville Rd.-E Bridge St.) / Riverside Dr. (US 33-SR 257) (40.09964, -83.10936) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (3+ Lane) |
2016 | Modified 2018 to reduce lane configuration. https://www.thisweeknews.com/news/20191022/dublin-officials-say-161-riverside-roundabout-fixes-lessen-crashes . 21442 |
Venice,
FL Sarasota Co. United States |
Jacaranda Blvd. / Venice Ave. (27.09950, -82.38444) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 79.2480 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2011 | Modified 2017 to change lane configuration and address crash issues. 21442 |
Hilliard,
OH Franklin Co. United States |
Main St. / Scioto Darby Rd. (40.02892, -83.16108) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | Modified 2011-2014 to change lane configuration. Central island was re-shaped using qwik-curb in 2019; permanent modifications to central island & splitter islands (including addition of raised crosswalks) were completed in July 2021. 21442 |
Clearwater,
FL Pinellas Co. United States |
SR 60 / Coronado Dr. (SR 699) / Mandalay Ave. / Poinsettia Ave. (Gateway Roundabout) (27.97752, -82.82709) |
Roundabout Existing |
All-Way Yield Metering Signal |
6 Approaches 0 Driveways 68.5587 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Modified 2002-2004 to change geometry and striping, and remove fountain. 21442 |
Davis,
CA Yolo Co. United States |
Anderson Rd. / Alvarado Ave. (38.56210, -121.75850) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.2149 |
Other (At-Grade) Single-Lane |
1997 | Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework. |
Fleming,
NY Cayuga Co. United States |
W Lake Rd. / White Bridge Rd. / Lake Ave. / Sand Beach Rd. / (park access) (42.90470, -76.54446) |
Rotary Existing |
Other None |
5 Approaches 0 Driveways 109.7280 |
Other (At-Grade) Single-Lane |
Mixture of Yield and Stop signs. | |
Fayetteville,
NC Cumberland Co. United States |
Singletree Ln. / Hacienda Dr. / Hackamore St. (34.99690, -78.95249) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 40.1133 |
Other (At-Grade) Single-Lane |
1996 | Mixed stop/uncontrolled. Year Completed estimated (1993-1999). ICD estimated from Google Maps linework. |
Havana,
Havana Cuba |
Calle 114 / Carretera a Rancho Boyeros (23.04930, -82.41934) |
Rotary Existing |
Other Unknown |
3 Approaches 0 Driveways 127.4821 |
Other (At-Grade) Multilane (3+ Lane) |
Mix of yield-controlled and uncontrolled entries. ICD estimated from Google Maps linework. | |
Polychrome Historic District,
MD Prince George's Co. United States |
IKEA Center Blvd. / Milestone Way (39.02224, -76.92650) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of yield-controlled and uncontrolled entries. | |
Youngsville,
LA Lafayette Par. United States |
Centre Sal Celle Blvd. / (parking) (30.10836, -92.01747) |
Other Existing |
Other Unknown |
4 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of yield-controlled and uncontrolled entries. | |
Boca Raton,
FL Palm Beach Co. United States |
E Royal Palm Rd. / Plaza Real S (26.34991, -80.08489) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of yield and uncontrolled. | |
Saint Lucie West,
FL St. Lucie Co. United States |
NW Vizcaya Falls / NW Cataluna Cir. (27.35695, -80.38274) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of yield and uncontrolled entries. | |
College Park,
MD Prince George's Co. United States |
Campus Dr. / Regents Dr. (38.98762, -76.94019) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 58.4848 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of Yield and Stop signs (3 Yields; 1 Stop) at approaches. ICD estimated from Google Maps linework. | |
Rancho Santa Margarita,
CA Orange Co. United States |
Auto Center Dr. / (parking lot) (33.64100, -117.60714) |
Other Existing |
Other Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of uncontrolled and stop-signs | |
Aliso Viejo,
CA Orange Co. United States |
(parking lot) (33.56895, -117.72473) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 21.8931 |
Other (At-Grade) Single-Lane |
Mix of stop-controlled and uncontrolled approaches. ICD estimated from Google Maps linework. | |
Guaynabo,
PR Frailes Barrio United States |
Avenida B / Calle A (18.37322, -66.11382) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Mix of stop, yield, and uncontrolled movements. | |
Garner,
NC Wake Co. United States |
Pergo Pkwy. / Waterfield Ridge Pl. (35.68826, -78.56451) |
Other Existing |
Other None |
3 Approaches 0 Driveways 34.9213 |
Other (At-Grade) Single-Lane |
1996 | Mix of stop, yield, and uncontrolled approaches. Year Completed estimated (1993-1998). ICD estimated from Google Maps linework. |
Gorizia,
Friuli-Venezia Giulia Gorizia Italy |
Rotonda Divisione Gorizia [SR56 (Ponte 8 Agosto) / Via Aquileia / Lungo Isonzo Argentina / Via della Barca] (45.93456, 13.60023) |
Other Existing |
Other None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of stop signs and yield signs on entry. | |
Anaheim,
CA Orange Co. United States |
Transit Plaza (33.79806, -117.92072) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of stop and yield. | |
Los Angeles,
CA Los Angeles Co. United States |
W 76th St. / S Gramercy Pl. (33.97093, -118.31339) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 44.5717 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework. | |
Hyde Park,
CA Los Angeles Co. United States |
W 76th St. / 5th Ave. (33.97089, -118.32213) |
Other Existing |
Other None |
4 Approaches 0 Driveways 44.5717 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework. | |
St Johns,
FL St. Johns Co. United States |
Heron Landing Rd. / Sanctuary Dr. (30.08552, -81.53676) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 38.2368 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. No splitter islands. Pedestrian crossings at edge of circulatory roadway. ICD estimated from Google Maps linework. | |
College Park,
MD Prince George's Co. United States |
Dupont Circle (38.95971, -76.93792) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. No splitter islands. | |
St Johns,
FL St. Johns Co. United States |
Maplewood Dr. / Buckeye Ln. (30.11013, -81.60070) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 34.0946 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. ICD estimated from Google Maps linework. | |
Frankfort,
KY Franklin Co. United States |
Capital Ave. / E State St. (38.18832, -84.87520) |
Other Existing |
Other None |
4 Approaches 0 Driveways 29.1004 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. ICD estimated from Google Maps linework. | |
Las Vegas,
NV Clark Co. United States |
S Grand Canyon Pkwy. / (parking lots) (36.11311, -115.30900) |
Other Existing |
Other None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. | |
Shipyard,
SC Beaufort Co. United States |
Shipyard Dr. / Evan Way / Cordillo Pkwy. (32.15491, -80.74470) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 65.5320 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. | |
Mellieha,
Malta |
Rte 1 / (unknown) (35.96942, 14.34989) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of stop and yield control. | |
Pelotas,
Rio Grande do Sul Brazil |
Avenida Theodoro Müller / Avenida Jovo Goulart / Avenida Francisco Caruccio (-31.74131, -52.36411) |
Other Existing |
Other None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of stop and yield control. | |
Watertown,
NY Jefferson Co. United States |
Park Circle (43.96723, -75.88971) |
Other Existing |
Other Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
Mix of stop and yield control. | |
San Marcos,
CA San Diego Co. United States |
Village Dr. / Carnation Ct. (33.12285, -117.16747) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control. | |
Jupiter,
FL Palm Beach Co. United States |
Cortona Blvd. / Carina Dr. (26.92446, -80.15919) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
Mix of stop and yield control. | |
Westborough,
MA Worcester Co. United States |
E Main St. / Milk St. / South St. / Brigham St. (42.26951, -71.61304) |
Other Existing |
Other Unknown |
5 Approaches 0 Driveways 39.7706 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Mix of stop and yield control, parking along circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework. | |
Vincentown,
NJ Burlington Co. United States |
Rte 70 / Rte 72 / Four Mile Rd. / Magnolia Rd. (39.89892, -74.59641) |
Rotary Existing |
Other None |
5 Approaches 0 Driveways 129.5400 |
Other (At-Grade) Single-Lane |
Mix of stop and yield control on entry. ICD = 500 ft x 350 ft. | |
Elefsina,
Attica West Attica Greece |
Iera Odos / Anastasiou ke Ioannou Mouriki (38.04452, 23.54436) |
Other Existing |
Other None |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Mix of stop and yield control on entry. | |
Monserrato,
Sardinia Cagliari Italy |
Via Riu Mortu / Via Cesare Cabras / Viale Trieste / Via Giuseppe Zuddas (39.25227, 9.14655) |
Other Existing |
Other Unknown |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Mix of stop and yield control on entry. | |
Cagliari,
Sardinia Cagliari Italy |
Viale Poetto / Via Lungo Saline / Via Marina Piccola (39.19421, 9.15682) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Mix of stop and yield control on entry. | |
Chalco,
NE Sarpy Co. United States |
Meadows Pkwy. / Meadow Ridge Rd. (41.17162, -96.13438) |
Other Existing |
Other None |
3 Approaches 1 Driveways 82.6008 |
Other (At-Grade) Single-Lane |
1979 | Mix of stop and yield control on entry. |
Crofton,
MD Anne Arundel Co. United States |
Cardinal Crest Dr. / Hallwood Ct. / Dalewood Ct. / Thornbury Ct. (38.99364, -76.67343) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Mix of stop and uncontrolled; no splitter islands. | |
Tarbock,
England Merseyside United Kingdom |
Tarbock Roundabout: M57 Ramps / M62 Ramps / A5080 (Tarbock Rd. / Cronton Rd.) / Windy Arbor Rd. (53.39830, -2.80852) |
Other Existing |
Other None |
7 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (3+ Lane) |
Mix of signals and yields. | |
Timişoara,
Timiş Romania |
E70 (Strada Oituz - Bulevardul Take Ionescu) / Strada Martin Luther (45.75799, 21.23279) |
Signalized Roundabout/Circle Existing |
Other Other |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Mix of signal and yield controls. | |
Lewisville,
NC Forsyth Co. United States |
Concord Church Rd. / US 421 NB Ramps (36.09143, -80.42963) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.8835 |
Freeway Ramps (Grade-Separated) Single-Lane |
2003 | Mirror image of other ramp. ICD estimated from Google Maps linework. |
Stevensville,
MD Queen Annes Co. United States |
Thompson Creek Rd. / US 50 EB Ramps (38.97599, -76.31046) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 16.7127 |
Freeway Ramps (Grade-Separated) Single-lane w/ Traversable Central Island |
2007 | Mini-roundabout. ICD estimated from Google Maps linework. |
Phoenix,
AZ Maricopa Co. United States |
Aviano Way / (unknown) (33.68941, -111.99350) |
Rotary Existing |
All-Way Yield None |
0 Approaches 0 Driveways 79.4999 |
Other (At-Grade) Single-Lane |
Mini-roundabout. Completed 2005. ICD estimated from Google Maps linework. | |
Rochester,
MN Olmsted Co. United States |
Bella Terra Rd. NE / Shannon Oaks Blvd. NE (44.03676, -92.41353) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | Mini-roundabout. |
Renton,
WA King Co. United States |
SE 176th St. / SE 171st Way (47.44500, -122.14831) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 23.4239 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Mini-roundabout in a suburban neighborhood context, completed November 2019. ICD estimated from Google Maps linework. |
Phoenix,
AZ Maricopa Co. United States |
E. Mountain View Rd. / N. Central Ave. (33.57510, -112.07360) |
Traffic Calming Circle Existing |
All-Way Yield None |
0 Approaches 0 Driveways 16.9162 |
Other (At-Grade) Single-Lane |
2006 | Mini-roundabout ICD estimated from Google Maps linework. |
Phoenix,
AZ Maricopa Co. United States |
N. 43rd St. / E. Stanford Dr. (33.51700, -111.98930) |
Traffic Calming Circle Existing |
All-Way Yield None |
0 Approaches 0 Driveways 46.7997 |
Other (At-Grade) Single-Lane |
2005 | Mini-roundabout ICD estimated from Google Maps linework. |
Eastgate,
WA King Co. United States |
SE 40th St. / 138th Ave. SE (47.57459, -122.15670) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.2865 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Mini-roundabout adjacent Tyee Middle School, completed October 2019. ICD estimated from Google Maps linework. |
Ottawa,
ON City of Ottawa Canada |
Cresthaven Dr. / Fairpark Dr. / Timberline Private (45.27486, -75.70937) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7465 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework. |
Paloma,
FL Palm Beach Co. United States |
Aviles Cir. / Pacifico Ct. (26.85738, -80.10605) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2008 | Minimal splitter islands. One-stage pedestrian crossings. Year Completed estimated (2007-2008). |
Golden,
CO Jefferson Co. United States |
Illinois St. / (unknown) (39.73540, -105.21057) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.5747 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands. No detectable warnings for the one pedestrian crossing. ICD estimated from Google Maps linework. |
Ottawa,
ON City of Ottawa Canada |
Cresthaven Dr. / Waterbridge Dr. (45.28097, -75.70818) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.6990 |
Other (At-Grade) Single-Lane |
2001 | Minimal splitter islands. ICD estimated from Google Maps linework. |
South Jordan,
UT Salt Lake Co. United States |
Blue Mesa Way / Lake Bridge Dr. / Braidwood Dr. (40.55113, -111.98904) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.4843 |
Other (At-Grade) Single-Lane |
2007 | Minimal splitter islands. ICD estimated from Google Maps linework. |
Cedar Park,
TX Williamson Co. United States |
Crockett Rd. / Truman Ln. (30.51700, -97.80960) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6710 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands. |
Cedar Park,
TX Williamson Co. United States |
Lynnwood Trl. / E Park St. (30.51423, -97.81197) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2002 | Minimal splitter islands on two legs. |
Lees Summit,
MO Jackson Co. United States |
SW Arborway Dr. / SW Wysteria Dr. / SW Wysteria Terr. (38.85763, -94.39962) |
Roundabout Existing |
Unknown None |
4 Approaches 0 Driveways 24.1808 |
Other (At-Grade) Single-Lane |
2005 | Minimal splitter islands on three legs; no splitter island on east leg. Year Completed estimated (2004-2005). ICD estimated from Google Maps linework. |
Naples,
FL Collier Co. United States |
Bella Tesoro St. / (unknown) (26.02674, -81.64826) |
Unknown Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2019 | Minimal splitter islands on northwest, southwest, and southeast legs. Year Completed estimated (2018-2020). |
Grand Falls-Windsor,
NL Newfoundland and Labrador Canada |
High St. / Mill Rd. / Church Rd. / Cabot Rd. (48.92798, -55.65984) |
Other Existing |
Other Unknown |
4 Approaches 0 Driveways 28.2486 |
Other (At-Grade) Single-Lane |
1909 | Mill St approach has Yield sign; other approaches have no control signage.(streetview) Built in early days of city, c. 1909. Beacon, known as "the Dummy", in center island. https://www.tac-atc.ca/sites/default/files/conf_papers/macdonaldm_and_allairef_-_the_evolution_of_roundabouts_in_nl.pdf ICD estimated from Google Maps linework. |
Murfreesboro,
TN Rutherford Co. United States |
MTSU Blvd. / Blue Raider Dr (35.84867, -86.35948) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5318 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Middle Tennessee State University campus. ICD estimated from Google Maps linework. |
Vrabnitsa,
Sofia City Sofia Bulgaria |
bulevard Lomsko shose / ulitsa Ostrov (42.74044, 23.28740) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Metro station above roundabout. | |
Westmeadows,
VIC Australia |
SR 39 (Mickleham Rd.) / SR 48 (Broadmeadows Rd.) (-37.68142, 144.88380) |
Roundabout Existing |
All-Way Yield Metering Signal |
3 Approaches 0 Driveways 70.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Metering signals on south leg for AM peak and on east leg for PM peak. Bus queue bypass lanes and east leg metering signal added 2014. | |
Melbourne,
VIC Kingston Australia |
SR 15 (Warrigal Rd.) / Como Parade (-37.98813, 145.07025) |
Roundabout Existing |
All-Way Yield Metering Signal |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Metering signals installed 2009 separately for AM and PM peaks. | |
Greensborough,
VIC Nillumbik Australia |
SR 46 (Greensborough Hwy.) / Diamond Creek Rd. / Civic Dr. (-37.68909, 145.11328) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (3+ Lane) |
Metering signals installed 2006 on northwest leg (AM peak) and southeast leg (PM peak). Bus bypass lanes and pedestrian crosswalks installed 2014. | |
Bendigo,
VIC Greater Bendigo Australia |
B280 (McIvor Rd.-Chapel St.) / C332 (Myers St.) / Lyttleton Terr. (-36.75836, 144.28736) |
Roundabout Existing |
All-Way Yield Metering Signal |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Metering signal on northwest leg. | |
Kew,
VIC Boroondara Australia |
SR 21 (Princess St.) / Willsmere Rd. / Eglinton St. / Willis St. / Main Dr. (-37.79910, 145.03025) |
Roundabout Existing |
All-Way Yield Metering Signal |
6 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Metering signal on north leg. Pedestrian signal on south leg. | |
Tucson,
AZ Pima Co. United States |
Kolb Rd. / E Territory Dr. (32.30652, -110.84391) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2022 | Metal art in central island. |
Ottawa,
ON City of Ottawa Canada |
Jockvale Rd. / Exeter Dr. / Tartan Dr. (45.27044, -75.75439) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.9398 |
Other (At-Grade) Single-Lane |
2005 | Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework. |
Littleton,
CO Jefferson Co. United States |
S Platte Canyon Rd. / S Kendall Blvd. / W Chatfield Ave. (39.56787, -105.06207) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.3029 |
Other (At-Grade) Single-Lane |
2018 | Merging right-turn bypass lanes on west and south legs. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework. |
Ingersoll,
ON Oxford Canada |
Plank Line (Hwy 19) / Hwy 401 EB Ramps (43.02638, -80.85271) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Merging right-turn bypass lanes on southwest and southeast legs. |
Colleyville,
TX Tarrant Co. United States |
Glade Rd. / Pool Rd. (32.88182, -97.12509) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2010 | Merging right-turn bypass lanes on south and east legs. |
Lynchburg,
VA Lynchburg City United States |
Liberty Mountain Dr. / US 29-US 460 (Richmond Hwy.) EB Ramps (37.34892, -79.17636) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
Merging right-turn bypass lanes on northwest and northeast legs. Year Completed estimated (2019-2021). | |
Ingersoll,
ON Oxford Canada |
Plank Line (Hwy 19) / Harris St. (Hwy 119) / Hwy 401 WB Ramps (43.02839, -80.85549) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Merging right-turn bypass lanes on northwest and northeast legs. |
Fort Riley,
KS Geary Co. United States |
Trooper Dr. / Rifle Range Rd. (39.07167, -96.83342) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2013 | Merging right-turn bypass lanes on north and west legs. Merging through bypass lane on south leg. Year Completed estimated (2012-2014). |
Lethbridge,
AB Alberta Canada |
Aquitania Blvd. / (unknown) (49.67393, -112.90283) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2011 | Merging right-turn bypass lanes on north and south legs. |
Mankato Township,
MN Blue Earth Co. United States |
STH 83 / 586th Ave. (44.14513, -93.93894) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2017 | Merging right-turn bypass lanes on north and east legs. Year Completed estimated (2015-2018). |
Henderson,
CO Adams Co. United States |
Henderson Rd. / E 124th Ave. / Park Blvd. (39.92505, -104.87550) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | Merging right-turn bypass lanes on north and east legs. https://adcogov.org/henderson-rd-park-blvd-roundabout-project |
Clearlake Oaks,
CA Lake Co. United States |
SR 20 / SR 53 (39.00852, -122.61426) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2019 | Merging right-turn bypass lanes on all legs. Year Completed estimated (2019-2020). |
Greeley,
CO Weld Co. United States |
N 35th Ave. / W O St. / CR 64 (40.45520, -104.73479) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 67.0560 |
Other (At-Grade) Single-Lane |
2022 | Merging right-turn bypass lanes on all legs. Designed with striped out outer portion of circulatory roadway for future expansion to outside. Year Completed estimated (2021-2023). |
Nampa,
ID Canyon Co. United States |
Star Rd. / Cherry Ln. (43.61969, -116.49366) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2021 | Merging right-turn bypass lanes on all legs. |
Spring Creek,
NV Elko Co. United States |
Lamoille Hwy / Licht Pkwy / Spring Creek Pkwy (40.73887, -115.61890) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 34.3874 |
Other (At-Grade) Single-Lane |
2010 | Merging right-turn bypass lanes on all four leg. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework. |
Niceville,
FL Okaloosa Co. United States |
(shopping center entrance) / (parking) (30.51614, -86.46230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2011 | Merging right-turn bypass lane with painted splitter island on south leg. Year Completed estimated (2010-2012). |
Santa Ynez,
CA Santa Barbara Co. United States |
SR 154 / SR 246 (Mission Dr.) / Armour Ranch Rd. (34.61016, -120.05476) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2015 | Merging right-turn bypass lane on west leg. Yield-controlled right-turn bypass lane on north leg due to skew. |
Weston,
FL Broward Co. United States |
Saddle Club Rd. / S Post Rd. (26.10419, -80.41696) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.1025 |
Other (At-Grade) Single-Lane |
2002 | Merging right-turn bypass lane on west leg. Year Completed estimated (2002-2003). ICD estimated from Google Maps linework. |
Acoma Indian Reservation,
NM McKinley Co. United States |
SH 30 / I-40 EB Ramps (35.07341, -107.56120) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 65.4897 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2010 | Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. |
Halmstad,
Halland County Halmstads kommun Sweden |
Växjövägen / E6 NB Ramps (56.67432, 12.90147) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.8160 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2009 | Merging right-turn bypass lane on west leg. Concentric striped circulatory roadway. |
Allen,
TX Collin Co. United States |
Montgomery Blvd. / Miller Rd. (33.08474, -96.68698) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2016 | Merging right-turn bypass lane on west leg. |
Keszthely,
Zala Keszthelyi járás Hungary |
SR 71 / SR 75 / Alsópáhoki út (46.76180, 17.21463) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
Merging right-turn bypass lane on west leg. |