Roundabouts Database Index

29411 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
Watertown, WI Dodge Co. United States	BUS 26 (N Church St.) / STH 16 WB Ramps / Provimi Rd. (43.21918, -88.73837)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5177	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Watertown, WI Dodge Co. United States	BUS 26 (N Church St.) / STH 16 EB Ramps (43.21605, -88.73625)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.2976	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	E Horseshoe Rd. / CTH T (43.19009, -88.76381)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.2185	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	E Horseshoe Rd. / CTH A (Milford St.) (43.16401, -88.76087)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2014	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	E Horseshoe Rd. / Jefferson Rd. (43.15839, -88.74851)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.3640	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	Jefferson Rd. / CTH Y (43.15325, -88.75062)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5944	Other (At-Grade) Single-Lane	2010	Near railroad crossing. ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	CTH Y (S Church St.) / STH 26 NB Ramps (43.15562, -88.74126)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.7217	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	CTH Y (S Church St.) / STH 26 SB Ramps (43.15450, -88.74223)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.3362	Freeway Ramps (Grade-Separated) Single-Lane	2011	ICD estimated from Google Maps linework.
Watertown, WI Jefferson Co. United States	BUS 26 (S Church St.) / High Rd. (43.16088, -88.73526)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.8169	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Watertown, MA Middlesex Co. United States	Common St. / Orchard St. / Church St. (42.37243, -71.17858)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 33.5277	Other (At-Grade) Single-Lane	2020
Waterloo, ON Waterloo Canada	Davenport Rd. / Old Abbey Rd. / (shopping center) (43.49957, -80.52551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2012	Right-turn-only leg on north leg. Year Completed estimated (2011-2012).
Waterloo, ON Waterloo Canada	Conestoga Rd. / Kraus Dr. (43.49983, -80.52906)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009	Add lane right-turn bypass lane on west leg.
Waterloo, ON Waterloo Canada	Hagey Blvd. / Frank Trompa Dr. (43.47734, -80.54814)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005).
Waterloo, ON Waterloo Canada	Columbia St. W / Bennington Gate / Chancery Ln. (43.46485, -80.57403)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Year Completed estimated (2016-2018).
Waterloo, ON Waterloo Regional Municipality Canada	Ira Needles Blvd. / Erb St. (43.44632, -80.57117)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4250	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Fishhook pavement markings. Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Waterloo, ON Regional Municipality of Waterloo Canada	Townline Rd. / Can-Amera Pkwy. (43.41154, -80.28042)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004).
Waterloo, ON Waterloo Canada	University Ave E / Labrador Dr (43.51759, -80.51453)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.5720	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Labrador Dr / RIM Campus Ln (43.51601, -80.51332)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.2510	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	New Bedford Dr / Eastbridge Blvd / Shediac Crescent (43.51109, -80.50054)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.5765	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Margaret Ave S / Union St E (43.46732, -80.49974)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 22.5369	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Hagey Blvd. / Wes Graham Way (43.47997, -80.54992)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 80.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005).
Waterloo, ON Waterloo Canada	Laurelwood Dr / James Downey Way (43.47541, -80.56870)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6010	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr / Beaver Creek Rd (43.47220, -80.57985)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.9349	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr. / Blue Beach Blvd. (43.46997, -80.59517)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2001-2004).
Waterloo, ON Waterloo Canada	Westmount Rd N (RR 50) / Laurelwood Dr / (parking lot) (43.47651, -80.56252)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4003	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Ira Needles Blvd. / Thorndale Dr. (43.44178, -80.56523)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6242	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Turtle Island Recycling / Costco parking lot (43.44386, -80.57867)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6227	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Platinum Dr. / (landfill) (43.44326, -80.58032)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2016
Waterloo, IL Monroe Co. United States	Park St. / Lakeview Dr. (38.33225, -90.15966)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 2 Driveways 34.6640	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Waterloo, IA Black Hawk Co. United States	W 9th St. / South St. (42.48850, -92.33818)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://k923.fm/new-waterloo-roundabout-is-almost-complete-look/
Waterloo, ON Waterloo Canada	Millennium Blvd. / Crossgate Blvd. (43.52326, -80.49690)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2011	West leg stubbed. Year Completed estimated (2009-2012).
Waterloo, ON Waterloo Canada	Platinum Dr. / Copper St. / Titanium St. (south) (43.44573, -80.58208)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2021
Waterloo, ON Waterloo Canada	Platinum Dr. / Copper St. / Titanium St. (north) (43.44817, -80.58553)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2021
Waterloo, ON Waterloo Canada	Columbia St. W / Platinum Dr. / Ladyslipper Dr. (43.44950, -80.58669)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2018-2021).
Waterloo, IA Black Hawk Co. United States	University Ave. / Fletcher Ave. (42.49612, -92.36709)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.9120	Other (At-Grade) Multilane (2 Lane, unspecified)	2021
Waterford Township, PA Erie Co. United States	US 19 / SR 97 (41.93390, -79.98040)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.3162	Other (At-Grade) Single-Lane	2014	Previously controlled by two-way stop ICD estimated from Google Maps linework.
Waterford, VA Loudoun Co. United States	Charles Town Pike / E Colonial Hwy. / Dry Mill Pkwy. / SR 7 EB Ramps (39.14003, -77.61273)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2015	Combines two stop-controlled intersections. Year Completed estimated (2014-2016).
Waterford, MI Oakland Co. United States	Skippter Dr. / (parking) (42.65920, -83.38892)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands. Within shopping mall property.
Waterdown, ON Hamilton Canada	Skinner Rd. / Burke St. (43.33778, -79.88090)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.7464	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2012). ICD estimated from Google Maps linework.
Waterbury, VT Washington Co. United States	US 2 / VT 100 (44.34144, -72.75923)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.1459	Other (At-Grade) Single-Lane	2014	Completion year estimated. ICD estimated from Google Maps linework.
Water Ridge, FL Polk Co. United States	Adams Barn Rd. / Campion Blvd. / Spartina Way (28.09686, -81.75501)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2008
Water Ridge, FL Polk Co. United States	Adams Barn Rd. / Water Ridge Blvd. / Mimosa Yellow Blvd. (28.10391, -81.75508)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2008
Water Mill, NY Suffolk Co. United States	Scuttlehole Rd. / Mitchells Ln. (40.95021, -72.32856)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 26.1595	Other (At-Grade) Single-Lane	2005	Year completed estimated (2004-2006). ICD estimated from Google Maps linework.
Watchung, NJ Somerset Co. United States	Stirling Rd. / Mountain Blvd. / Somerset St. / Valley Rd. (40.63757, -74.45199)	Other Existing	Other Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Buildings and parking within central island; pedestrian access to central island. Mix of stop and yield control on entry.
Watari Town,Watari District, Miyagi Pref. Japan	(unknown) (38.04373, 140.86918)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Watanobbi, NSW Central Coast Australia	Brittania Dr. / Guardian Rd. (-33.26496, 151.42866)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Watanobbi, NSW Central Coast Australia	Pacific Hwy. / Brittania Dr. (-33.26788, 151.43209)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Wasserliesch, Rhineland-Palatinate Trier-Saarburg Germany	Am der Granahöhe / Am Wiesenkreuz / B51 NB Ramps / Sauerwiese / (parking lot) (49.69551, 6.55794)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 39.4001	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Wasserliesch, Rhineland-Palatinate Trier-Saarburg Germany	B51 / B419 (49.69959, 6.56008)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 33.9894	Other (At-Grade) Single-Lane		Right-turn bypass lanes on all legs. ICD estimated from Google Maps linework.
Wasserliesch, Rhineland-Palatinate Trier-Saarburg Germany	L138 / Hauptstraße (49.70100, 6.55156)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.7609	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Waskatenau, AB Division 12 Canada	Hwy 28 / Hwy 831 (54.09904, -112.80128)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 62.0000	Other (At-Grade) Single-Lane	2021	Large truck apron. https://www.ae.ca/articles/award-winning-highway-28-roundabout-addresses-safety-concerns-and-reduces-traffic-delays/
Wasioja Township, MN Dodge Co. United States	STH 56 / US 14 EB Ramps (44.03323, -92.91556)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2021	Raindrop shaped. https://www.dot.state.mn.us/d6/projects/hwy14/index.html
Wasioja Township, MN Dodge Co. United States	STH 56 / US 14 WB Ramps (44.03463, -92.91491)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Single-Lane	2021	Raindrop shaped. https://www.dot.state.mn.us/d6/projects/hwy14/index.html
Wasilla, AK Matanuska-Susitna United States	Big Lake Rd. / W North Shore Dr. (61.55232, -149.81920)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.4988	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Wasilla, AK Matanuska-Susitna United States	Trunk Rd. / Parks Hwy SB Ramps / E Fireweed Rd. (61.56204, -149.26719)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 15.9249	Freeway Ramps (Grade-Separated) Single-Lane	2016	ICD estimated from Google Maps linework.
Wasilla, AK Matanuska-Susitna United States	W Seldon Rd. / N Lucille St. (61.61387, -149.45088)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.4746	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Union St. / Front St. (45.57985, -122.38560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.4371	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Union St. / 8th Ave. (45.58089, -122.38580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.9288	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Port St. / Front St. (45.58009, -122.37780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4214	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Port St. / C St. (45.58099, -122.37780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2878	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SR 14 / S 32nd St. (45.57443, -122.33692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.1284	Other (At-Grade) Unknown	2019	Completed Summer 2019 (WSDOT). ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SR 14 / 15th St. (Washougal River Rd.) (45.57665, -122.35617)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2591	Other (At-Grade) Single-Lane	2019	Completed Summer 2019 (WSDOT). If needed will be converted in the future to multilane and has built in concrete joint lines in the splitter islands and central island truck apron. ICD estimated from Google Maps linework.
Washington Township, PA Franklin Co. United States	Washington Township Blvd. / N Welty Rd. (39.75342, -77.54239)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 43.1556	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Washington, DC City of Washington Co. United States	Brentwood Rd NE / Bryant Rd NE / 13th St NE (38.92115, -76.98915)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 39.0264	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	First true roundabout in District of Columbia ICD estimated from Google Maps linework.
Washington, UT Washington Co. United States	Camino Real / Silver Falls Dr (37.10077, -113.49480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4822	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Washington, UT Washington Co. United States	Coral Canyon Blvd. / Canyon Greens Dr. (37.16151, -113.44740)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.7951	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Randle Circle (Mass. Ave. / Minn. Ave. / K St.) (38.87810, -76.96148)	Signalized Roundabout/Circle Existing	Signal None	7 Approaches 0 Driveways 118.0801	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	G St. / 3rd St. SW (38.88127, -77.01520)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 26.9620	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	G St. / 1st St. SW (38.88119, -77.01228)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 31.6106	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	H St. / Delaware Ave. (38.88028, -77.01262)	Traffic Calming Circle Existing	Unknown Unknown	0 Approaches 0 Driveways 31.6110	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	New York Ave. / Montana Ave. / West Virginia Ave. (38.91723, -76.97813)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 65.9769	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Pennsylvania Ave. / Potomac Ave. (38.88034, -76.98549)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 81.8167	Other (At-Grade) Unknown		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Dupont Circle (Mass Ave. / Conn. Ave. / New Hampshire Ave.19th St. / P St.) (38.90965, -77.04344)	Signalized Roundabout/Circle Existing	Signal None	10 Approaches 0 Driveways 137.5441	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.) (38.90252, -77.05010)	Signalized Roundabout/Circle Existing	Signal None	8 Approaches 0 Driveways 119.8984	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Scott Circle (Mass. Ave. / Rhode Isl. Ave. / 16th St. / N St.) (38.90725, -77.03654)	Signalized Roundabout/Circle Existing	Signal None	6 Approaches 0 Driveways 51.1161	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.) (38.90965, -77.02963)	Signalized Roundabout/Circle Existing	Signal None	5 Approaches 0 Driveways 120.8157	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.) (38.90565, -77.03196)	Signalized Roundabout/Circle Existing	Signal None	6 Approaches 0 Driveways 75.2817	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Sheridan Circle (Mass Ave. / 23rd St. / R St.) (38.91214, -77.05065)	Rotary Existing	Uncontrolled None	0 Approaches 0 Driveways 69.6989	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC United States	Westmoreland Circle (Massachusetts Ave. NW / Dalecarlia Dr. / Western Ave. NW / Butterworth Pl. NW) (38.94892, -77.10097)	Rotary Existing	All-Way Yield None	6 Approaches 0 Driveways 100.5840	Other (At-Grade) Multilane (3+ Lane)		On boundary of DC and Maryland (Western Ave. is the boundary).
Washington, DC N/A Co. United States	Ward Circle (Mass. Ave. / Nebraska Ave.) (38.93792, -77.08590)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 80.8214	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC United States	Chevy Chase Circle (Connecticut Ave. NW / Western Ave. NW / Chevy Chase Pkwy. NW / Grafton St.) (38.96761, -77.07716)	Rotary Existing	All-Way Yield None	7 Approaches 0 Driveways 109.7280	Other (At-Grade) Multilane (3+ Lane)		On boundary between DC and Maryland (Western Ave. is the boundary). Pedestrian access to central island.
Washington, DC N/A Co. United States	Tenley Circle (Nebraska Ave. / Wisconsin Ave. / Yuma St.) (38.94628, -77.07875)	Signalized Roundabout/Circle Existing	Signal None	0 Approaches 0 Driveways 73.3809	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Sherman Circle (Kansas Ave. / Illinois Ave. / Crittenden St.) (38.94733, -77.02190)	Rotary Existing	All-Way Stop None	6 Approaches 0 Driveways 89.1704	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC N/A Co. United States	Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.) (38.94312, -77.01926)	Rotary Existing	All-Way Stop None	8 Approaches 0 Driveways 120.7587	Other (At-Grade) Multilane (2 Lane, unspecified)		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, IL Tazewell Co. United States	Washington Square (40.70341, -89.40659)	Other Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	1920	Pedestrian access to central island; parking along circulatory roadway.
Washington, IN Daviess Co. United States	2464 E National Hwy. / Industrial Park Dr. / Gateway Dr. (LTG Tony Jones Dr.) (38.65527, -87.13563)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016).
Washington, England Sunderland United Kingdom	A195 (Northumberland Way) / A1231 (Sunderland Hwy.) Ramps (54.90557, -1.51371)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Washington, England Sunderland United Kingdom	Emerson Interchange [Birtley Rd. / Cowther Rd. / A185 (Western Hwy.) Ramps] (54.88562, -1.55008)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Washington, England Sunderland United Kingdom	Sedling Rd. / Hambleton Rd. / A195 (Western Hwy.) Ramps (54.88782, -1.53976)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Washington, UT Washington Co. United States	N Redstone Rd. / Ridgeview Dr. (37.13765, -113.48313)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2004-2006).
Washington, UT Washington Co. United States	Grapevine Crossing Rd. / N Casitas Way / Sage Crest Dr. (37.14401, -113.47902)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2015).
Washington, UT Washington Co. United States	Grapevine Crossing Rd. / N Paseos St. (37.14563, -113.47433)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2020).
Washington, UT Washington Co. United States	Grapevine Crossing Rd. / N Arena Roja Dr. / Paseos St. (37.15037, -113.47152)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2020).
Washington, MI Macomb Co. United States	Van Dyke Ave. / Campground Rd. (42.73402, -83.03617)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.youtube.com/watch?v=tFHwV5OfDwc
Washington, DC United States	Main Dr. NW (38.97464, -77.02950)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Washington, DC United States	Main Dr. NW / 14th St. NW (38.97376, -77.03425)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Washington, PA Washington Co. United States	Landings Dr. / Helen Dr. (40.20240, -80.20615)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	Painted splitter islands. Painted out outside portion of circulatory roadway. Year Completed estimated (2014-2015).
Washington, DC United States	Maryland Ave. SW (38.88408, -77.03003)	Other Existing	All-Way Yield Unknown	1 Approaches 1 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)		Pedestrian access to central island; parking along circulatory roadway.
Washington, DC United States	L'Enfant Plaza SW (38.88172, -77.02601)	Other Existing	Other Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian access to central island.
Wasaga Beach, ON Simcoe Canada	Ontario Hwy 26 / Mosley St. / Nottawasaga 33 / 34 Sideroad (44.46184, -80.11301)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 56.2592	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.