Roundabouts Database Index

29465 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
Lincolnwood, IL Cook Co. United States	W Arthur Ave. / N Kenton Ave. (41.99908, -87.74345)	Traffic Calming Circle Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Hoffman Estates, IL Cook Co. United States	Center Dr. / (parking) (42.07088, -88.12878)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)		This is a privately maintained roadway. The site is currently being redeveloped from an office campus to a mixed-use development. A single-lane modern roundabout has been considered as a replacement for the existing rotary.
Glenview, IL Cook Co. United States	Patriot Blvd. / (parking) (42.10673, -87.82186)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Add-lane right-turn bypass lane on north leg. https://www.glenview.il.us/index.php?section=newsroom&prrid=5
Cooktown, QLD Cook Australia	Boundary St. / Harrigan St. / McIvor Rd. / Charlotte St. (-15.47587, 145.24705)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Coober Pedy, SA Coober Pedy Australia	Hutchison St. / Wright Rd. (-29.01353, 134.75442)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Llandudno Junction, Wales Conwy United Kingdom	A546 / A547 (Conwy Rd. - Ferndale Rd.) (53.28509, -3.81347)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Llandrillo-yn-Rhôs, Wales Conwy United Kingdom	B5115 (Brompton Ave.) / Whitehall Rd. / Ebberston Rd. E / Broadway (53.30228, -3.74358)	Roundabout Existing	All-Way Yield None	6 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Alamo, CA Contra Costa Co. United States	Danville Blvd. / Orchard Ct. (37.85201, -122.03374)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2024	https://www.contracosta.ca.gov/8130/Danville-BlvdOrchard-Ct-Project-Alamo-Ro
El Cerrito, CA Contra Costa Co. United States	Lynn Ave. / Ramona Ave. (37.90057, -122.29100)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
El Cerrito, CA Contra Costa Co. United States	Lynn Ave. / Carmel Ave. (37.90074, -122.29015)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Hercules, CA Contra Costa Co. United States	Maybeck Ln. / Craftsman Dr. (38.02209, -122.26706)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Pleasant Hill, CA Contra Costa Co. United States	Old Quarry Rd. / Camelback Rd. (37.97273, -122.06894)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.1278	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
San Ramon, CA Contra Costa Co. United States	Stoneleaf Rd. / W Branch Rd. (37.76337, -121.91875)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2011
Concord, CA Contra Costa Co. United States	Landana Dr. / Mulberry Dr. (37.97886, -121.99430)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 16.0041	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Orinda, CA Contra Costa Co. United States	Hall Dr. / Donald Dr. (37.86411, -122.15310)	Traffic Calming Circle Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 17.9148	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Hercules, CA Contra Costa Co. United States	Refugio Valley Rd. / Redwood Rd. / Falcon Way (37.99686, -122.24780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8238	Other (At-Grade) Single-Lane	1999	ICD estimated from Google Maps linework.
San Ramon, CA Contra Costa Co. United States	Monarch Rd. / Main Branch Rd. (37.76644, -121.91149)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4357	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
San Ramon, CA Contra Costa Co. United States	S Monarch Rd. / Ivy Leaf Springs Rd. / Alpine Blue Dr. (37.76185, -121.91048)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.6048	Other (At-Grade) Single-Lane	2006	Opened with 2 approaches, third one added 2014-2015. ICD estimated from Google Maps linework.
Lafayette, CA Contra Costa Co. United States	Olympic Blvd. / Pleasant Hill Rd. (37.88604, -122.09300)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2017	Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Kensington, CA Contra Costa Co. United States	Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.) (37.89957, -122.28708)	Other Existing	All-Way Stop None	6 Approaches 0 Driveways 30.1578	Other (At-Grade) Single-Lane		Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
Toa Alta, PR Contorno United States	PR 165 / PR 165R / Calle 1 (18.39162, -66.25352)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2005	Northeast and southeast legs approaches have painted splitter islands. Year Completed estimated (2004-2006).
La Perla, Constitutional Province of Callao Constitutional Province of Callao Peru	Republic of Venezuela Ave. / Avenida La Marina Ramps (-12.06525, -77.11925)	Unknown Existing	Unknown Unknown	6 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)
Callao, Constitutional Province of Callao Constitutional Province of Callao Peru	Plaza Guardia Chalaca (-12.06804, -77.13347)	Other Existing	Unknown Unknown	7 Approaches 0 Driveways	Other (At-Grade) Unknown
Callao, Constitutional Province of Callao Constitutional Province of Callao Peru	Plaza Garabaldi (-12.05221, -77.13904)	Other Existing	Unknown Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Callao, Constitutional Province of Callao Constitutional Province of Callao Peru	Ovalo Centenario (-12.05075, -77.12598)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Callao, Constitutional Province of Callao Constitutional Province of Callao Peru	Ovalo Cantolao (-11.99706, -77.12553)	Other Existing	Unknown Unknown	4 Approaches 1 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Concepción, Bio-Bio Concepción Province Chile	Avenida Los Lleuques / Calle Rio Calle Calle / Avenida Siete Lagunas (-36.78509, -73.04292)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Concepción, Bio-Bio Concepción Province Chile	Calle Ramón Carrasco / Calle Nueva Dos / Calle C (-36.78087, -73.05193)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Concepción, Bio-Bio Concepción Province Chile	Rotonda Aeropuerto Carriel Sur [Avenida Jorge Alessandri Rodriguez / Avenida Jorge Alessandri / Camino al Aeropuerto Carriel Sur] (-36.77989, -73.05833)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Concentric circulatory roadway striping.
Hualpén, Bio-Bio Concepción Province Chile	Carretera Nueva Cost / Avenida Gran Bretana (-36.80235, -73.10538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Concentric circulatory roadway striping.
San Pedro de la Paz, Bio-Bio Concepción Province Chile	Avenida Costanera Mar / Calle Irene Morales (-36.83885, -73.15029)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Concepción, Bio-Bio Concepción Province Chile	Rotonda Paicavi [Avenida Los Carrera / Avenida Paicavi] (-36.82008, -73.04424)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Hamburger shaped.
Courtenay, BC Comox-Strathcona Regional District Canada	Cumberland Rd. / Willemar Ave. (49.67717, -125.00410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.7310	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
New Braunfels, TX Comal Co. United States	Main Plaza (Seguin Ave. / San Antonio St.) (29.70300, -98.12464)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Pedestrian access to central island; parking along circulatory roadway.
Boardman, NC Columbus Co. United States	Old Boardman Rd. / US 74 EB Ramps (34.43447, -78.95052)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	New interchange replaces single at-grade, stop-controlled intersection. https://www.nrcolumbus.com/news/new-boardman-interchange-open-to-traffic-ncdot-says/article_feaec6c2-4c23-11ee-a358-437c17d778ff.html.
Boardman, NC Columbus Co. United States	Old Boardman Rd. / US 74 WB Ramps (34.43547, -78.94924)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	New interchange replaces single at-grade, stop-controlled intersection. https://www.nrcolumbus.com/news/new-boardman-interchange-open-to-traffic-ncdot-says/article_feaec6c2-4c23-11ee-a358-437c17d778ff.html.
Whiteville, NC Columbus Co. United States	US 701 (N J.K. Powell Blvd.) / US 74-US 76 EB Ramps (34.34889, -78.70960)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2022
Whiteville, NC Columbus Co. United States	US 701 (N J.K. Powell Blvd.) / US 74-US 76 WB Ramps (34.35100, -78.70967)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2022
Whiteville, NC Columbus Co. United States	Washington St. / Jefferson St. / Madison St. / Pinckney St. (34.33876, -78.70360)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 63.1153	Other (At-Grade) Single-Lane		Courthouse in central island. ICD = 200 ft. ICD estimated from Google Maps linework.
Revelstoke, BC Columbia-Shuswap Canada	4th St. E / Victoria Rd. / Townley St. (50.99349, -118.19189)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2020	https://www.revelstokereview.com/news/roundabout-to-open-oct-29/
Golden, BC Columbia-Shuswap Canada	Golden View Rd. / Golden Donald Upper Rd. / Lafontaine Rd. (51.30198, -116.95406)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5889	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2006-2012). ICD estimated from Google Maps linework.
Sicamous, BC Columbia-Shuswap Canada	Hwy 97A / Main St. (50.83719, -118.97779)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 49.7805	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Revelstoke, BC Columbia-Shuswap Canada	Victoria Rd. / Wright St. (51.00838, -118.21183)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.5858	Other (At-Grade) Single-Lane	2016	https://www.revelstokereview.com/news/brief-roundabout-expected-to-be-completed-wednesday/amp/ ICD estimated from Google Maps linework.
Revelstoke, BC Columbia-Shuswap Canada	Nichol Rd. / Nels Nelson Crescent / (unknown) (50.97572, -118.17129)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2021	https://revelstokemountaineer.com/brief-construction-to-begin-on-new-roundabout-near-revelstoke-mountain-resort/
Columbiana, OH Columbiana Co. United States	SR 164 (Lisbon St. - N Main St.) / S Main St. / E Park Ave. (40.88864, -80.69362)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Diamond shaped. Parking along circulatory roadway.
Evans, GA Columbia Co. United States	William Smith Blvd. / Bunchgrass St. (33.51664, -82.17792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2015-2017).
Evans, GA Columbia Co. United States	William Smith Blvd. / Tanner Oaks Dr. / Davenport Dr. (33.51935, -82.18047)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
Wisconsin Dells, WI Columbia Co. United States	La Crosse St. / Superior St. / (parking) (43.62545, -89.77531)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 33.5280	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	Elliptical shaped. ICD = 110 ft x 100 ft.
(unincorporated), GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / I-20 EB Ramps (33.49596, -82.31523)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	Yield-controlled right-turn bypass lanes on south leg. https://www.wfxg.com/story/48383413/applingharlem-road-exit-roundabouts-open-to-traffic.
(unincorporated), GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / I-20 WB Ramps (33.49769, -82.31505)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2023	Yield-controlled right-turn bypass lane on east leg. https://www.wfxg.com/story/48383413/applingharlem-road-exit-roundabouts-open-to-traffic.
Grovetown, GA Columbia Co. United States	Kelarie Way / Bancroft Dr. / Dublini Loop (33.50584, -82.24754)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2016-2019).
North Leeds, WI Columbia Co. United States	US 51 / STH 22 / STH 60 (43.33205, -89.32536)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.channel3000.com/roundabout-at-us-51-state-highways-22-and-60-in-columbia-county-to-open-thursday/pic/4787689/
Portage, WI Columbia Co. United States	W Wisconsin St. (STH 16) / Columbia Dr. (STH 127) / I-39 SB Ramps (43.56023, -89.49496)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.9282	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	https://www.wiscnews.com/portagedailyregister/news/local/dot-nearly-ready-to-open-portage-s-first-roundabout-to/article_bdd0df9d-4e73-52b4-99de-252ab92cf7c8.html#4 ICD estimated from Google Maps linework.
Greenport, NY Columbia Co. United States	Rip Van Winkle Bridge (Rte 23) / Rhinebeck-Hudson Rd (Rte 9G) (42.21926, -73.83312)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.4557	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Harlem, GA Columbia Co. United States	US 221 (Appling Harlem Rd.) / Wrightsboro Rd. (33.48127, -82.31567)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8344	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Kinderhook, NY Columbia Co. United States	US 9 / Rte 9H / State Farm Rd. (42.42835, -73.68868)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 38.7886	Other (At-Grade) Single-Lane	2006	This was built to replace traffic lights when a shopping plaza was being added - US Route 9 has North and South, State Rt 9H South, State Farm Road (Town Road) and the entrance to the plaza, which makes it an unusual set up (5 Entries with 9 and 9H creating a Y shape, and then the plaza/state farm entries across from each other, going across the stem of the Y). ICD estimated from Google Maps linework.
Chatham, NY Columbia Co. United States	Rte 66 / Rte 295 (42.36392, -73.59497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.9441	Other (At-Grade) Single-Lane	2009	Small single-laner in village setting. ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Jamestown Ave. / Blackfoot Dr. (33.57555, -82.16361)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.8667	Other (At-Grade) Single-Lane	2002	Functional Class: Local ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Prince George Ave. / Blackfoot Dr. (33.57583, -82.16778)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.8617	Other (At-Grade) Single-Lane	2002	Functional Class: Local ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Mitchell Ln. / Long Market St. (33.57722, -82.18723)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.8811	Other (At-Grade) Single-Lane	2007	Functional Class: Local ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Riverwood Pkwy. / Amberley Dr. (33.57611, -82.19083)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.8122	Other (At-Grade) Single-Lane	2009	Functional Class: Local ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Ronald Reagan Dr. / Williamsburg Way / Industrial Park Dr. (33.54528, -82.12945)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.8899	Other (At-Grade) Single-Lane	2009	Functional Class: Local ICD estimated from Google Maps linework.
Evans, GA Columbia Co. United States	Ronald Reagan Dr. / (unknown) (33.54462, -82.12749)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 24.8855	Other (At-Grade) Single-Lane	2012	Oval shape. Functional Class: Local ICD estimated from Google Maps linework.
Wisconsin Dells, WI Columbia Co. United States	Waubeek Rd. / River Rd. (43.63800, -89.76709)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.2523	Other (At-Grade) Single-Lane	2007	Opened November 2007. ICD estimated from Google Maps linework.
Moultrie, GA Colquitt Co. United States	Fourth Ave. / Adel Rd. / Rowland Dr. / County Farm Rd. (31.18528, -83.76500)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 27.5871	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Moultrie, GA Colquitt Co. United States	N Main St. (US 319 Business-GA 33) / 1st St. NE / Sylvester Hwy. (31.19936, -83.78776)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.7989	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Moultrie, GA Colquitt Co. United States	GA 37 / Cool Springs Rd. / Industrial Dr. (31.19359, -83.74938)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://www.facebook.com/GDOTSW/posts/this-is-the-new-roundabout-at-state-route-sr-37-and-cool-springs-roadindustrial-/1856561744512441/
Moultrie, GA Colquitt Co. United States	5th Ave. SE / 2nd St. SE (31.17477, -83.78641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	https://www.walb.com/2023/08/28/moultrie-adds-new-roundabout-help-reduce-injuries/
Moultrie, GA Colquitt Co. United States	5th Ave. SE / 1st St. SE (31.17483, -83.78763)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.3360	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	https://www.walb.com/2023/08/28/moultrie-adds-new-roundabout-help-reduce-injuries/
Colonial Heights, VA Colonial Heights City Co. United States	Temple Ave / I-95 Ramps (37.25919, -77.40275)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 45.6275	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2018	ICD estimated from Google Maps linework.
Cologne, North Rhine-Westphalia Cologne Germany	Verteilerkreis (50.89245, 6.96726)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 2 Driveways 107.7299	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Cologne, North Rhine-Westphalia Cologne Germany	Niehler Ei [Industriestraße / K11 (Bremerhavener Straße)] (50.99462, 6.94787)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
McKinney, TX Collin Co. United States	Millwall Dr. / Old Shore Dr. (33.22346, -96.69307)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 18.2789	Other (At-Grade) Single-lane w/ Traversable Central Island	2016	Painted splitter islands.
Allen, TX Collin Co. United States	Allen Dr. / US 75-TX 36 (North Central Expressway) SB Frontage Rd. (33.11254, -96.67377)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1480	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	Right-turn-only lane on west leg.
Allen, TX Collin Co. United States	Allen Dr. / US 75-TX 36 (North Central Expressway) NB Frontage Rd. (33.11162, -96.67259)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2023	Right-turn-only lane on east leg. No left turn arrows marked on entry.
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.
Frisco, TX Collin Co. United States	Meadow Hill Dr. / Crestview Dr. (33.16281, -96.80749)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	2023
Frisco, TX Collin Co. United States	Meadow Hill Dr. / Highland Ct. / Parkview Cir. (33.16318, -96.80569)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 18.2880	Other (At-Grade) Single-Lane	2023
Frisco, TX Collin Co. United States	Copperbeach St. / Splitbeard Rd. / Buffaloberry Rd. (33.14166, -96.73741)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2020
Frisco, TX Collin Co. United States	Mockingbird Ln. / (parking) (33.18527, -96.80470)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2022	On campus of University of North Texas.
Frisco, TX Collin Co. United States	Oregon Trl. / Lonesome Dove Trl. (33.20059, -96.77648)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2021
McKinney, TX Collin Co. United States	N Sweetwater Cove / Lady Bird Dr. (33.28895, -96.61520)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2018
McKinney, TX Collin Co. United States	N Sweetwater Cove / Middle Creek Dr. (33.29212, -96.61664)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2018
McKinney, TX Collin Co. United States	Pioneer Pond Rd. / Three Rivers Ln. (33.28502, -96.62606)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2021
McKinney, TX Collin Co. United States	CR 161 / CR 124 (33.23289, -96.69748)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2023
Prosper, TX Collin Co. United States	Meadowbrook Blvd. / Lakewood Dr. (33.23044, -96.75974)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.5280	Other (At-Grade) Single-Lane	2017
Plano, TX Collin Co. United States	Dalhart Rd. / McKittrick Rd. (33.00508, -96.72461)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2020
McKinney, TX Collin Co. United States	Wilmeth Rd. / CR 943 / Taylor Burk Dr. (33.23243, -96.66411)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Unknown	2023
McKinney, TX Collin Co. United States	Lost Woods Way / Lake Arrowhead Trl. (33.28585, -96.60973)	Roundabout Removed	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2019	Constructed in 2016. Removed in 2019 with removal of east leg.
McKinney, TX Collin Co. United States	Tour Dr. (33.14233, -96.73049)	Other Existing	Uncontrolled None	2 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2005	Building with driveways in central island.
Celina, TX Collin Co. United States	Choate Pkwy. / Kinship Pkwy. (33.29258, -96.76976)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2021	Interim scenario - ultimate lane configuration striped out on initial build.
Celina, TX Collin Co. United States	Punk Carter Pkwy. / Kinship Pkwy. (33.28419, -96.76992)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018
Celina, TX Collin Co. United States	W Ownsby Pkwy. / Etta Terrace (33.27912, -96.78895)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2020
Prosper, TX Collin Co. United States	Richland Blvd. / S Coleman St. (33.22432, -96.80275)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2020
McKinney, TX Collin Co. United States	Limousine Pkwy. / Rivercrest Dr. (33.24434, -96.65728)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.0144	Other (At-Grade) Single-Lane	2020
Wylie, TX Collin Co. United States	Inspiration Blvd. / Huffines Blvd. / Eminence Ln. (33.06009, -96.54798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Single-Lane	2017	.
McKinney, TX Collin Co. United States	McKinney Place Dr. / Valliance Dr. (33.14750, -96.68404)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2007	Striped splitter islands on east and west legs. Year Completed estimated (2005-2008).
Allen, TX Collin Co. United States	Curtis Ln. / Stockton Dr. (33.12333, -96.67096)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2016	.
Frisco, TX Collin Co. United States	Sanctuary Dr. / Mikaela Dr. (33.17673, -96.81779)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.5274	Other (At-Grade) Single-Lane	2018
Frisco, TX Collin Co. United States	Corinth Ln. / Mediterranean Dr. (33.19733, -96.79885)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).