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
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Boulder Dr. (42.51312, -92.43821)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.4202	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / SR 27-SR 58 SB Ramps (42.51311, -92.44391)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.8558	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	Raindrop shape. http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / SR 27-SR 58 NB Ramps (42.51311, -92.44268)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.4202	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2018	Raindrop shape. http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	University Ave. / Cedar Heights Dr. (42.50672, -92.41123)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0987	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	http://www.cedarfalls.com/CivicAlerts.aspx?AID=1072 ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	Prairie Pkwy. / Prairie View Rd. (42.49038, -92.43412)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.7219	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2011-2015). Fist completed only with north and south legs, then east and west legs added 2015-2016. ICD estimated from Google Maps linework.
Cedar Falls, IA Black Hawk Co. United States	Greenhill Rd. / Cedar Heights Dr. (42.49805, -92.41128)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2021	Year Completed estimated (2021-2022).
Cedar Falls, IA Black Hawk Co. United States	Cedar Heights Dr. / Huntington Rd. (42.49125, -92.41124)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022
Cedar Falls, IA Black Hawk Co. United States	W Ridgeway Ave. / Goldfinch Dr. (42.46945, -92.44998)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 51.8160	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2019	Year Completed estimated (2018-2020).
Cedar Falls, IA Black Hawk Co. United States	Greenhill Rd. / S Main St. (42.49855, -92.44586)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2022	https://www.cedarfalls.com/1572/South-MainGreenhill-Intersection-Improve
Cedar City, UT Iron Co. United States	Knoll St. / N Fairview Dr. (37.69816, -113.05654)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.9102	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2006). ICD estimated from Google Maps linework.
Cedar City, UT Iron Co. United States	Knoll St. (37.69810, -113.05439)	Other Existing	Uncontrolled None	3 Approaches 0 Driveways 37.8002	Other (At-Grade) Single-Lane	2005	No splitter islands. Year Completed estimated (2004-2006). ICD estimated from Google Maps linework.
Cecil Township, PA Washington Co. United States	Main St. / Town Center Blvd. / Town Center Way / Mylan Blvd. (40.27383, -80.16333)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.6267	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Cecil Hills, NSW Liverpool Australia	Feodore Dr. / Sandringham Dr. / Spencer Rd. (-33.88769, 150.84907)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cecil Hills, NSW Liverpool Australia	Feodore Dr. / Lancaster Ave. (-33.88727, 150.84773)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cecil Hills, NSW Liverpool Australia	Feodore Dr. / Clementina Circuit / Inverness Circuit (-33.88861, 150.84530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cecil Hills, NSW Liverpool Australia	Spencer Rd. / Feodore Dr. / Frederick Rd. (-33.89502, 150.84992)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cecil Hills, NSW Liverpool Australia	Sandringham Dr. / Windsor Rd. (-33.88477, 150.85778)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cebu, Central Visayas Cebu Philippines	Pres. Osmena Boulevard / General Maxilom Ave / B. Rodriguez (10.30980, 123.89317)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
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.
Cayey, PR Cayey United States	Hwy 1 / Fernadez Garcia Avenida / Calle Emérito Cordero (18.10442, -66.16434)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 170.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2017	Year Completed estimated (2015-2017).
Cayey, PR Monte Llano United States	Hwy 1 / Calle Tito Figueroa (Hwy 7715) / (unknown) (18.11612, -66.14562)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 200.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2016	Year Completed estimated (2015-2017).
Cayey, PR Cayey United States	Hwy 15 (Calle Evaristo Vázquez) / Calle José M. Puente / (unknown) (18.11231, -66.16328)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 170.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2019	Concentric circulatory roadway markings. Year Completed estimated (2018-2019).
Cayey, PR Cayey United States	Avenida Fernandez Garcia / (unknown) (18.11155, -66.16531)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2022
Caxias, Lisbon Oeiras Portugal	Avenida das Seleções / Estrada Militar / A9 SB Ramps (38.71045, -9.26562)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Caxias, Lisbon Oeiras Portugal	Rua Calvet de Magalhães / Avenida António Sena da Silva / Rua do Penedo (38.71033, -9.28560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caves Beach, NSW Lake Macquarie Australia	Caves Beach Rd. / Civic Ave. (-33.10299, 151.64531)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caversham, WA Swan Australia	Daviot Rd. / Suffolk St. / Patricia St. (-31.86650, 115.96336)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caversham, WA Swan Australia	Suffolk St. / Arthur St. (-31.86715, 115.97458)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caversham, WA Swan Australia	SR 76 (Benara Rd.) / SR 52 (Swan Rd. (-31.87580, 115.97495)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cavan-Monaghan, ON Peterborough Canada	Peterborough Road 28 / Wallace Point Rd. (CR-21) (44.16808, -78.37096)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.5542	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Cavan, Cavan Ireland	R198 (Railway Rd. - College St.) / R212 (Farnham St.) (53.98995, -7.36354)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cauro, Corsica Southern Corsica France	Résidence Prunelli (41.90545, 8.83323)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Cauro, Corsica Southern Corsica France	D55 / D555 (41.90812, 8.82443)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cauro, Corsica Southern Corsica France	T40 / D55 (41.91179, 8.82656)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Caurel, Grand Est Marne France	D30 / E46-A34 NB Ramps (49.31423, 4.15190)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.6013	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Caurel, Grand Est Marne France	D151 / (unknown) (49.31037, 4.14445)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 30.3676	Other (At-Grade) Single-Lane		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.
Catonsville, MD Baltimore Co. United States	UMBC Blvd. / Research Park Dr. (39.24874, -76.71580)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.3950	Other (At-Grade) Single-Lane	2015	Elliptical shape. ICD estimated from Google Maps linework.
Catonsville, MD Baltimore Co. United States	Hilltop Cir. / UMBC Blvd. (39.25178, -76.71442)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 60.1156	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	Lane changes needed for some through movements. ICD estimated from Google Maps linework.
Catonsville, MD Baltimore Co. United States	Edmundson Avenue / Old Frederick Road (39.27533, -76.76612)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.3400	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Catonsville, MD Baltimore Co. United States	Research Park Dr. (39.24868, -76.71406)	Other Existing	Uncontrolled Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Catonsville, MD Baltimore Co. United States	Hidden Bludd Cir. / Jacks Ct. (39.25966, -76.71926)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Catedral, Bolivar State Municipio Angostura del Orinoco Venezuela	Avenida Germania / Avenida La Paragua / Avenida N (8.13201, -63.52646)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Catedral, Bolivar State Municipio Angostura del Orinoco Venezuela	Avenida Germania / (unknown) (8.13245, -63.53588)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Catedral, Bolivar State Municipio Angostura del Orinoco Venezuela	Avenida 19 de abril / Avenida 5 de Julio (8.13703, -63.53822)	Unknown Existing	Unknown Unknown	6 Approaches 0 Driveways	Other (At-Grade) Unknown
Catania, Sicily Catania Italy	SS192 (Stradale Gelso Bianco) / (connector to SP701) / (connector to A19) (37.47114, 15.04248)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Catalina Lakes, FL Palm Beach Co. United States	Santa Barbara Way / Fortuna Dr. / Salinas Dr. (26.83228, -80.09030)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands.
Catalina Lakes, FL Palm Beach Co. United States	Santa Barbara Way / Catalina Lakes Blvd. (26.83444, -80.09183)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Castroville, CA Monterey Co. United States	(unknown) / SR 156 EB Ramps (36.76908, -121.73823)	Roundabout Unknown	All-Way Yield Unknown	3 Approaches 0 Driveways 41.7573	Freeway Ramps (Grade-Separated) Single-Lane		Anticipated opening year 2025. Future 3rd leg is planned to connect to BlackieRd.
Castroville, CA Monterey Co. United States	(unknown) / SR 156 WB Ramps (36.77058, -121.73771)	Roundabout Unknown	All-Way Yield Unknown	4 Approaches 0 Driveways 53.3400	Freeway Ramps (Grade-Separated) Single-Lane		Anticipated opening year 2025.
Castroville, CA Monterey Co. United States	Castroville Blvd. / (unknown) (36.77419, -121.74051)	Roundabout Unknown	All-Way Yield Unknown	3 Approaches 0 Driveways 49.3776	Other (At-Grade) Single-Lane		Anticipated opening year 2025.
Castropol, Principality of Asturias Asturias Spain	AS-31 / A-8 EB Ramps (43.54295, -7.02135)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.6888	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Castropol, Principality of Asturias Asturias Spain	AS-31 / Pol. Ind. Barres (43.53464, -6.98657)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 57.1453	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Castletown, England Sunderland United Kingdom	A1231 (Wessington Way) / Dene Rd. / Colima Ave. (54.91787, -1.43429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	A1231 (Wessington Way) / Ferryboat Ln. (54.91118, -1.45447)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	A182 (Washington Hwy. - Beatrice Terrace) / A183 (Chester Rd.) / B1519 (Chester Rd.) / Station Rd. (54.86837, -1.49620)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	A182 (Washington Hwy.) / A183 (54.87057, -1.50501)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	A183 (Chester Rd.) / Herrington Country Park (54.88099, -1.47858)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castletown, WA Esperance Australia	NR 1 (Harbour Rd. - Coolgardie Esperance Hwy.) / Fisheries Rd. / Norseman Rd. (-33.83206, 121.89618)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	A183 (Chester Rd.) / Avondale Ave. / Chislehurst Rd. (54.87197, -1.48890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castletown, England Sunderland United Kingdom	B1405 (Holborn Rd. / Front Rd.) / Hylton Rd. (54.90165, -1.42829)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castletown, England Sunderland United Kingdom	A1018 (Newcastle Rd. - Shields Rd.) / A184 (Newcastle Rd.) (54.93413, -1.39295)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castletown, England Sunderland United Kingdom	B1291 (Southwick Rd. - Thompson Rd.) / Southwick Rd. (54.91982, -1.39984)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castletown, England Sunderland United Kingdom	B1291 (Church Bank - Sunderland Rd.) / Church Bank (54.92001, -1.40504)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Castlemaine, VIC Mount Alexander Australia	Berkeley St. / Hargraves St. (-37.06005, 144.22039)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castlemaine, VIC Mount Alexander Australia	Hunter St. / Hargraves St. (-37.05770, 144.22082)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castlemaine, VIC Mount Alexander Australia	B180 (Forest St.) / Hargraves St. / Wheeler St. (-37.06708, 144.21916)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castlemaine, VIC Mount Alexander Australia	Lyttleton St. / Urquhart St. (-37.06503, 144.22215)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castleford Central, England Wakefield United Kingdom	A639 (Leeds Rd. - Colorado Way) / Ashton Rd. / Leeds Rd. / Thunderhead Ridge (53.71470, -1.34986)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castleford Central, England Wakefield United Kingdom	A656 (Lock Ln. - Bridge St.) / A6032 (Bridge St.) / Wheldon Rd. (53.72757, -1.34923)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castleford, England Wakefield United Kingdom	A639 (Colorado Way) / Whistler Dr. / Tomahawk Trl. / Aspen Way (53.70939, -1.33682)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castleford, England Wakefield United Kingdom	A639 (Colorado Way) / Tomahawk Trl. / Keystone Ave. / Thunderhead Ridge (53.71085, -1.34523)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castleford, England Wakefield United Kingdom	A6539 (Bruce Smeaton Way - Cutsyke Rd.) / B6421 (Cutsyke Rd.) / A6196 (Whistler Dr.) (53.70843, -1.36741)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castlebar, Co Mayo Ireland	N60 (Breaffy Rd.) / Moneen Rd. (53.85206, -9.26330)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Castlebar, Co Mayo Ireland	N5 (Lawn Rd. - Dublin Rd.) / R373 (Moneen Rd.) (53.85729, -9.28414)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Castle Rock, CO Douglas Co. United States	New Beale St. / (parking) (39.41325, -104.87702)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008).
Castle Rock, CO Douglas Co. United States	S Wilcox St. / South St. (39.36917, -104.86011)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	http://crgov.com/3296/Wilcox-and-South-Roundabout
Castle Rock, CO Douglas Co. United States	Plum Creek Pkwy. / S Eaton Cir. / Eaton St. (39.36073, -104.83311)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1960	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2020	Elliptical shaped. ICD = 145 ft x 115 ft. Year Completed estimated (2020-2021).
Castle Rock, CO Douglas Co. United States	S Ridge Rd. / Rapport Dr. (39.35511, -104.81475)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2020
Castle Rock, CO Douglas Co. United States	Autumn Sage St. / Valley View Dr. (39.38026, -104.81919)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2017).
Castle Rock, CO Douglas Co. United States	N Rocky View Rd. / Valley View Rd. / High Point Rd. (39.38189, -104.81125)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2017).
Castle Rock, CO Douglas Co. United States	Castle Oaks Dr. / Arabella Dr. (39.41863, -104.77860)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2006
Castle Rock, CO Douglas Co. United States	N Meadows Dr. / (unknown) (39.41690, -104.89226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2021
Castle Rock, CO Douglas Co. United States	Crystal Valley Pkwy. / Plum Creek Blvd. (39.33642, -104.86553)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2024	https://m.facebook.com/story.php?id=100064394515704&story_fbid=2014182452315413
Castle Rock, CO Douglas Co. United States	Autumn Sage St. / Copper Cloud Dr. / Trail Stone Cir. (39.38614, -104.82199)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.2310	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	N Ridge Rd. / E Enderud Blvd. (39.36979, -104.82294)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.3183	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	N Ridge Rd. / Miller Blvd. (39.36484, -104.81766)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 47.0915	Other (At-Grade) Single-Lane	2009	Free-flowing right-turn bypass lane on north leg. Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Rising Sun Dr. / Autumn Sage St. (39.39210, -104.82736)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.0731	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Sapphire Pointe Blvd. / Sulfur Ln. / Peridot Ln. (39.42788, -104.84576)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 63.6545	Other (At-Grade) Single-Lane	2003	Single-stage pedestrian crossings, fully traversable splitter islands, no buffer between sidewalk and circulatory roadway. Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Sapphire Pointe Blvd. / Tremolite Dr. (39.42908, -104.85397)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 52.5832	Other (At-Grade) Single-Lane	2005	No buffer between sidewalk and circulatory roadway. ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Promenade Pkwy. / (parking lots) (39.41882, -104.87797)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5192	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Promenade Pkwy. / (parking lot) (39.42238, -104.87869)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5233	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Castle Rock Pkwy. / Promenade Pkwy. / I-25 SB Off-Ramp / I-25 NB Ramps (39.42427, -104.87786)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.3611	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Castle Pines, CO Douglas Co. United States	W Castle Pines Pkwy. / Pine Ridge Ln. / Buffalo Trl. (39.47283, -104.91386)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4238	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Castle Pines, CO Douglas Co. United States	Daniels Gate Dr. / Grigs Rd. (39.48770, -104.91860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7912	Other (At-Grade) Single-Lane	2001	Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Castle Pines, CO Douglas Co. United States	Lagae Rd. / Hyland Hills Rd. (39.46753, -104.88126)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.4902	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Castle Pines, CO Douglas Co. United States	Lagae Rd. / Monarch Blvd. (39.46134, -104.87935)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8834	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Castle Pines, CO Douglas Co. United States	Westbridge Dr. / Cross Canyon Trl. (39.45951, -104.85287)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.2920	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
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.
Castle Hill, NSW Australia	Oakhill Dr. / Grovewood Pl. / Fernbrook Pl. (-33.71420, 151.02399)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane