Roundabouts Database Index

28798 Results

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City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Karabaglar, İzmir Turkey	Eskiizmir Caddesi / Dostluk Bulvar / Erdal Yaklav Caddesi (38.38006, 27.11277)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Konak, İzmir Turkey	Mithatpaşa Caddesi / Inonu Caddesi / Mehmetcik Bulvari (38.39728, 27.07013)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Balçova, İzmir Turkey	(D-300 Frontage Road) / Ata Caddesi (38.39515, 27.05791)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Bornova, İzmir Turkey	Ankara Caddesi / İstanbul Caddesi Ramps / Genclik Caddesi (38.46201, 27.22668)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Unknown
Bayrakli, İzmir Turkey	Alija İzetbegoviç Caddesi / Yuzbasi Ibrahim Hakki Caddesi / Yavuz Caddesi / Nur Sultan Nazarbeyev Caddesi (38.46419, 27.18732)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Bayrakli, İzmir Turkey	Nur Sultan Hazarbeyev / Manas Bulvari / 1912. Sokak (38.46199, 27.17131)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
West 26 Industrial Estate, England Kirklees United Kingdom	A58 (Whitehall Rd.) / A638 (Bradford Rd.) / Bradford Rd. / M62 Ramps / M606 Ramps (53.73684, -1.72640)	Signalized Roundabout/Circle Existing	Signal None	7 Approaches 0 Driveways 325.0000	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		Racetrack shaped. ICD = 325 m x 275 m.
Halifax, England Calderdale United Kingdom	Orange Street Roundabout [A58 (Burdock Way) / A629 (Ovenden Rd. - Orange St.)] (53.72609, -1.86254)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Kecioren, Ankara Turkey	Fahrettin Altay Caddesi / Fatih Caddesi Ramps (39.96537, 32.86315)	Signalized Roundabout/Circle Unknown	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Unknown
Cankaya, Ankara Turkey	Turkocagi Caddesi / Ismet Inonu Bulvari Ramps (39.91583, 32.82883)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Etimesgut, Ankara Turkey	Ertugrulbey Caddesi / Kuvayi Milliye Caddesi / 2. Meşrutiyet Caddesi (39.97794, 32.63410)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Etimesgut, Ankara Turkey	Orhanbey Caddesi / Ertgrulbey Caddesi / Erzurum Kongressi Caddesi (39.97727, 32.64030)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Etimesgut, Ankara Turkey	Ertugrulbey Caddesi / 1. Mesrutiyet Caddei / 271. Sokak 3/B (39.97783, 32.62712)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Etimesgut, Ankara Turkey	Amasya Beyannamesi Caddesi / Dil Devrimi Caddesi (39.97627, 32.61700)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways	Other (At-Grade) Unknown
Etimesgut, Ankara Turkey	Üç Şehitler Caddesi / Amasya Beyannamesi Caddesi (39.98607, 32.62322)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Etimesgut, Ankara Turkey	1. TBMM Caddesi / Kocatepe Caddesi (39.99237, 32.62753)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Etimesgut, Ankara Turkey	1. TBMM Caddesi / Sakarya Zaferi Caddesi (39.99275, 32.62233)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Etimesgut, Ankara Turkey	1. TBMM Caddesi / Üç Şehitler Caddesi (39.99117, 32.61703)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Etimesgut, Ankara Turkey	Bozhöyük Caddesi / Tinaztepe Caddesi (39.99821, 32.63146)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Sincan, Ankara Turkey	Gazi Mustafa Kemal Bulvarı / Menderes Caddesi (39.98604, 32.59374)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Sincan, Ankara Turkey	Bağlantı Yolu / Gazi Mustafa Kemal Bulvari / Calkin Caddesi (39.98338, 32.58504)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Gaziemir, İzmir Turkey	Abdülhamit Yavuz Caddesi / Atatürk Bulvarı (38.31483, 27.13211)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Gaziemir, İzmir Turkey	Abdulhamit Yavuz Caddesi / 56. Sokak (38.31621, 27.13144)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Buca, İzmir Turkey	677/19. Sokak / Gazeteci Yazar Ismail Sivri (38.34901, 27.14125)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Konak, İzmir Turkey	Şair Eşref Bulvarı / Şehit Nevres Bulvarı (38.42793, 27.14127)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Karabaglar, İzmir Turkey	Inonu Caddesi / 52/18 Sokak (38.39312, 27.08751)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Narlıdere, İzmir Turkey	Mithatpaşa Caddesi / Ahmet Taner Kişali Caddesi (38.39613, 26.99712)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Egg Harbor, NJ Atlantic Co. United States	Tilton Road Circle (39.43177, -74.57915)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Hamburger shaped.
Brooklyn, NY Kings Co. United States	Machate Circle (40.65110, -73.97220)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Brooklyn, NY Kings Co. United States	Bartel Pritchard Square (40.66101, -73.97988)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Pedestrian access to central island.
Kyiv, Kyiv City Kyiv Ukraine	prospekt Lesia Kurbasa / vulytsia Hnata Yury (50.42935, 30.38514)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Lima, Lima Province of Lima Peru	Plaza dos de Mayo (-12.04641, -77.04281)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Lima, Lima Province of Lima Peru	Avenida Universitaria / Vía Expresa Línea Amarilla (-12.03577, -77.07769)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Bradford, England Bradford United Kingdom	Jacob's Well [A6181 (Prince's Way - Hall Ings) / A641 (Manchester Rd.)] (53.79089, -1.75430)	Signalized Roundabout/Circle Existing	Signal None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Stockton-on-Tees, England Stockton-on-Tees United Kingdom	Portrack Interchange [A1046 (Haverton Hill Rd.) / A1032 (Tees Bridge Approach Rd.)] (54.57864, -1.27457)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Livingston, Scotland West Lothian United Kingdom	Charlesfield Rd. / Almondvale Rd. / Alderstone Rd. / (shopping centre entrance) (55.87809, -3.52820)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Clydebank, Scotland West Dunbartonshire United Kingdom	Kilbowie Roundabout [A82 (Great Western Rd.) / A8014 (Kilbowie Rd.) / B14 (Duntocher Rd.)] (55.91852, -4.40561)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Centerville, UT Davis Co. United States	N 1250 W / W Legacy Crossing Blvd. (40.92015, -111.89691)	Signalized Roundabout/Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2013). West leg added 2014-2015.
Winchester Park, PA Philadelphia Co. United States	Holme Circle (40.05650, -75.02866)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Hamburger shaped.
Hamilton, Scotland South Lanarkshire United Kingdom	A723 / A72 / Keith St. (55.77612, -4.02959)	Signalized Roundabout/Circle Existing	Signal Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Baltimore, MD Baltimore City United States	Washington Pl. / Mount Vernon Pl. (39.29756, -76.61568)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Lisburn, N. Ireland Lisburn & Castlereagh United Kingdom	A3 (Saintfield Rd.) / A49 (Saintfield Rd.) / Largymore Link / M1 Ramps (54.50584, -6.02852)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Buenos Aires, Buenos Aires Autonomous City Autonomous City of Buenos Aires Argentina	Avenida Del Libertador / Avenida Sarmiento (-34.57496, -58.41508)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
New York City, NY New York Co. United States	W 110th St. / Central Park West / Frederick Douglass Blvd. / West St. (40.80058, -73.95821)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)
Cedar Road Corridor, OH Cuyahoga Co. United States	Warrensville Center Rd. / Fairmount Blvd. / University Blvd. / John Carroll Blvd. / N Park Blvd. (41.48648, -81.53627)	Signalized Roundabout/Circle Existing	Signal Unknown	8 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (3+ Lane)		Hamburger shaped.
Bailleston, Scotland Glasgow City United Kingdom	A8 / Rhindhouse Rd. / (connector to M8 interchange) (55.85259, -4.09783)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Easton, PA Northampton Co. United States	Centre Square: Northampton St. / N 3rd St. / S 3rd St. (40.69124, -75.20914)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian access to central island; parking along circulatory roadway. Converted to single-lane 2020-2022. Due to the park in the center that was required to be maintained, the signal control remains with pedestrians into the center. The signal control is now R-Y-G with a dedicated pedestrian phase instead of flashing yellow and flashing red with a pedestrian phase. There is still parking in the intersection area. https://www.wfmz.com/news/area/lehighvalley/a-look-at-eastons-centre-square-past-present-and-future/article_6bf44964-9104-11ec-89c1-a761ab933e39.html. https://scenicwilddelawareriver.com/entries/eastons-historic-centre-square-easton-pa/0e5928f5-9188-417c-b7b0-b3e745e16c80. https://www.easton-pa.com/welcome-easton-pa/news/easton-ring-road-and-centre-square-presentation-june-23-2021
Annemasse, Auvergne-Rhône-Alpes Haute-Savoie France	Avenue de Verdun / Avenue de Leman (46.18286, 6.24087)	Signalized Roundabout/Circle Existing	All-Way Yield Other	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Median-running bus-only lane on north leg can make left turn at roundabout using signal-controlled bus-only lane through central island.
Basingstoke, England Hants United Kingdom	A30 (Winchester Rd.) / A340 (Ringway West - Ringway South) (51.25513, -1.10357)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Basingstoke, England Hants United Kingdom	A339 / M3 Ramps (51.25793, -1.06507)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Cox Green, England Windsor And Maidenhead United Kingdom	Holyport Interchange: A404 (M) / A308 (M) / M4 Ramps (51.49903, -0.72393)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Chalvey, England Slough United Kingdom	A355 (Tums Ln.) / Church St. / Cippenham Ln. (51.50871, -0.61241)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Hamburger shaped.
Chalvey, England Slough United Kingdom	Tuns Lane Interchange: A355 (Tuns Ln.) / M4 (Slough-Maidenhead By-Pass) Ramps (51.50311, -0.61641)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Brands Hill, England Slough United Kingdom	Langley Roundabout: A4 (London Rd.) / M4 (Slough-Maidenhead By-Pass) Ramps (51.49179, -0.54292)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
West Drayton, England Greater London United Kingdom	A408 (Stockley Rd.) / Prologis Park (51.50251, -0.45118)	Signalized Roundabout/Circle Existing	Signal Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Cranford, England Greater London United Kingdom	A408 / M4 (Heathrow Airport Spur Rd. / M4 (Chiswick to Langley Special Road) Ramps (51.49580, -0.45344)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Clewer Green, England Windsor And Maidenhead United Kingdom	A332 (Royal Windsor Way) / B3024 (Clarence Rd.) / B3173 (Imperial Rd.) (51.47994, -0.62424)	Signalized Roundabout/Circle Existing	Signal Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Las Vegas, NV Clark Co. United States	Lake South / Crystal Water Way (36.13289, -115.29050)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 25.0796	Other (At-Grade) Single-Lane	1994	Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework.
(unincorporated), FL Palm Beach Co. United States	Lakes at Boca Raton / Cain Blvd. (26.39603, -80.21160)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3962	Other (At-Grade) Single-Lane	1994	Completed November 1994. ICD estimated from Google Maps linework.
Lisbon, MD Howard Co. United States	MD 94 / MD 144 (39.33700, -77.07360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	1993	First roundabout in Maryland. Built initially as temporary, made permanent after one month.
Fort Walton Beach, FL Okaloosa Co. United States	Hollywood Blvd. / Doolittle Blvd. (30.41364, -86.66468)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.8704	Other (At-Grade) Single-Lane	1994
Tallahassee, FL Leon Co. United States	Killarney Way / Shamrock Dr. (30.51361, -84.22315)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.7810	Other (At-Grade) Single-Lane	1994	Completed August 1994. ICD estimated from Google Maps linework.
Bradenton Beach, FL Manatee Co. United States	SR 789 / Bridge St. (27.46500, -82.69847)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.8361	Other (At-Grade) Single-Lane	1994	Completed August 1994. ICD estimated from Google Maps linework.
Short Pump, VA Goochland Co. United States	Capitol One Dr. / (unknown) (37.62693, -77.66927)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 37.8365	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Santa Barbara, CA Santa Barbara Co. United States	Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd. (34.42903, -119.67720)	Roundabout Existing	All-Way Yield None	5 Approaches 1 Driveways 23.6427	Other (At-Grade) Single-Lane	1992	Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework.
Long Beach, CA Los Angeles Co. United States	Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 137.1597	Other (At-Grade) Multilane (2 Lane, unspecified)	1993	Traffic circle conversion. Modified in 2020 to reduce lanes. 21442
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Hualapai Way (36.17850, -115.31770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 70.1040	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 91.4400	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2010 to reduce lane configuration. 21442
Boca Raton, FL Palm Beach Co. United States	SW 18th St. / Juana Rd. (SW 12th Ave.) (26.33206, -80.11059)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane		Raised splitter islands on SW 18th St., painted splitter islands on Juana Rd.. Flashing warning beacon on eastbound SW 18th St. approach. Year Completed unknown (before 1985).
Vail, CO Eagle Co. United States	Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Multilane (2 Lane, unspecified)	1995	Raindrop-shaped central island.
Vail, CO Eagle Co. United States	Vail Rd. / I-70 EB Ramps / South Frontage Rd. (39.64355, -106.37810)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 59.4360	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1995	Completed October 1995. Circular central island.
Lothian, MD Anne Arundel Co. United States	MD 2 / MD 408 / MD 422 (38.82973, -76.61590)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.8423	Other (At-Grade) Single-Lane	1995	Completed October 1995. ICD estimated from Google Maps linework.
Elkton, MD Cecil Co. United States	MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle) (39.66364, -75.85529)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.0178	Other (At-Grade) Single-Lane	1995	Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Cearfoss, MD Washington Co. United States	MD 63 / MD 58 / MD 494 (Cearfoss Pike) (39.70017, -77.77593)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	1995	Completed December 1995.
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
West Palm Beach, FL Palm Beach Co. United States	S. Quadrille Blvd. (El Campeon Blvd.) / Fern St. (26.71040, -80.05505)	Roundabout Removed	All-Way Yield Unknown	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Multilane (2 Lane, unspecified)	1997	Replaced with TWSC 1995-1999; signalized in 2019.
Lake Worth, FL Palm Beach Co. United States	SR 802 (Lucerne Ave. - Lake Ave.) / A St. (26.61670, -80.06500)	Roundabout Existing	All-Way Yield Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2002	ICD = 190 ft x 140 ft.
Naples, FL Collier Co. United States	8th St. S / 12th Ave. S (26.13267, -81.79491)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2281	Other (At-Grade) Single-Lane	1996	Installed for community enhancement. ICD estimated from Google Maps linework.
Tavares, FL Lake Co. United States	Main St. / Disston Ave. / Lake Dora Dr. (28.80215, -81.72475)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 20.9315	Other (At-Grade) Single-Lane	1996	Railroad tracks running along edge of central island. RR unprotected, train frequency 1-2/wk, 10 mph. ICD estimated from Google Maps linework.
Clovis, NM Curry Co. United States	Hwy 245 (Llano Estacado Blvd.) / Norris St. (34.43384, -103.17830)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3276	Other (At-Grade) Single-Lane	2006	Completed February 27, 2006. Website: http://www.cityofclovis.org/roundabout/roundabout.htm ICD estimated from Google Maps linework.
Taneytown, MD Carroll Co. United States	MD 140 / MD 832 / Antrim Blvd. (39.64809, -77.15468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Single-Lane	1996	Completed August 1996. Curbs set for double lane, striped for single outer circulating lane.
Hilton Head, SC Beaufort Co. United States	Whooping Crane Way / Main St. (32.21647, -80.72187)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.4598	Other (At-Grade) Single-Lane	1996	Completed February 1996. ICD estimated from Google Maps linework.
Montpelier, VT Washington Co. United States	Keck Circle (Main St. / Spring St.) (44.26283, -72.57178)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.6594	Other (At-Grade) Single-Lane	1995	Main Street Middle School located one block NE of roundabout. ICD estimated from Google Maps linework.
Modesto, CA Stanislaus Co. United States	Chandon Dr. / Calero Dr. (37.67642, -120.93380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4132	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Modesto, CA Stanislaus Co. United States	Bowen Ave. / Fremont Ave. (37.67470, -121.00260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9061	Other (At-Grade) Single-Lane	2002	Previously controlled by twsc ICD estimated from Google Maps linework.
Vail, CO Eagle Co. United States	Chamonix Rd. / I-70 WB Ramps / North Frontage Rd. (39.62828, -106.42120)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	1997
Vail, CO Eagle Co. United States	Chamonix Rd. / I-70 EB Ramps / South Frontage Rd. (39.62753, -106.42020)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 45.7200	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	1997
Avon, CO Eagle Co. United States	Avon Rd. / I-70 WB Ramps (39.63782, -106.52080)	Roundabout Existing	All-Way Yield Active Pedestrian Warning (flashing yellow)	3 Approaches 0 Driveways 42.6720	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 70-166.62. Raindrop shaped.
Avon, CO Eagle Co. United States	Avon Rd. / I-70 EB Ramps (39.63683, -106.52170)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 70-166.62. Raindrop shaped.
Avon, CO Eagle Co. United States	Avon Rd. / Beaver Creek Blvd. (39.63528, -106.52220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.5800	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Right-turn-only lane on north leg. Elliptical shaped. Skewed intersection. ICD = 225 ft x 160 ft.
Avon, CO Eagle Co. United States	Avon Rd. / Benchmark Rd. (39.63425, -106.52220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Originally had raindrop shape with locked gate access across south leg for emergency vehicles only. Redesigned and reopened May 2007 with full access. 21442
Avon, CO Eagle Co. United States	Avon Rd. / US 6 (39.63110, -106.52260)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, 2x2 max)	1997	Highway ref. pt. 6-170.04. Right-turn-only lane on east leg.
Nederland, CO Boulder Co. United States	SH 72 / SH 119 / 2nd St. / Bridge St. (39.96261, -105.51030)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 23.8006	Other (At-Grade) Single-Lane	1995	Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Tampa, FL Hillsborough Co. United States	North Blvd. / Country Club Dr. (28.05466, -82.46759)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.7559	Other (At-Grade) Single-Lane	1996	Completed June 1996. ICD estimated from Google Maps linework.
Winston-Salem, NC Forsyth Co. United States	Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24125)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 64.0080	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2005	TIP Project U-2926. Right-turn-only lanes on east and west legs.
Scottsdale, AZ Maricopa Co. United States	N. 64th St. / E. Lafayette Blvd. (33.49474, -111.94330)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.9119	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Olmos Park, TX Bexar Co. United States	Olmos Dr. / El Prado Dr. / McCullough Ave. (29.47094, -98.49162)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	1996	Completed July 1996.
Manchester, VT Bennington Co. United States	Rte. 7A / Equinox (Grand Union) (43.17309, -73.06181)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.1304	Other (At-Grade) Single-Lane	1997	Roundabout is in a retail/outlet district in a resort area. VT 7-A is posted as a Historic Highway and is the local business route, while the parallel US 7 is a two-lane, limited access bypass that carries through truck traffic. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Annapolis, MD Anne Arundel Co. United States	Gateway Circle [MD 450 (West St.) / Taylor Ave. / Spa Rd.] (38.97630, -76.50486)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	1999	Elliptical shaped. ICD = 180 ft x 160 ft. Opened December 1999.
De Pere, WI Brown Co. United States	Scheuring Rd. (CTH F) / US 41 NB Ramps (44.43074, -88.10989)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2011	Series of 6 roundabouts. Yield-controlled right-turn bypass lane on south leg; merging right-turn bypass lane on east leg. Opened September 2011. Circular central island.