Roundabouts Database Index

28859 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
Albany Creek, QLD Moreton Bay Australia	SR 28 (Albany Creek Rd.) / Old Northern Rd. (-27.34503, 152.96552)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany Creek, QLD Moreton Bay Australia	The Boulevard / Fairhaven Pl. / Country Club Dr. (-27.36458, 152.97990)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Albany, Auckland Auckland New Zealand	Don McKinnon Dr. / McClymonts Rd. / Civic Crescent (-36.72539, 174.71213)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany, Auckland Auckland New Zealand	Don McKinnon Dr. / Munroe Ln. / Rose Garden Ln. (-36.72418, 174.70872)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany, Auckland Auckland New Zealand	Don McKinnon Dr. / Appian Way / Civic Crescent (-36.72559, 174.70602)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany, Auckland Auckland New Zealand	Don McKinnon Dr. / Mercari Way / Piggot Way (-36.73101, 174.70867)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany, WA Albany Australia	Drome Rd. / McGonnell Rd. (-34.99007, 117.84738)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Albany, WA Albany Australia	Chester Pass Rotary (S Coast Hwy. / Albany Hwy. / Chester Pass Rd. / Hanrahan Rd. / North Rd.) (-35.00330, 117.86573)	Rotary Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Albany, OR Linn Co. United States	Main St. SE / 3rd Ave. SE / Salem Ave. SE (44.63740, -123.09193)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.5944	Other (At-Grade) Single-Lane	2014	Replaced offset-T intersections. ICD estimated from Google Maps linework.
Albany, OR Linn Co. United States	Knox Butte Rd. E / Timber Ridge St. NE (44.64360, -123.04161)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.4360	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Albany, OR Benton Co. United States	NW Squire St. / Flame Tree Ln. NW / NW Beehollow Ln. (44.66551, -123.13765)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 18.6875	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Albany, OR Benton Co. United States	Flame Tree Dr. NW / NW 24th Ave. / NW Laura Vista Dr. (44.66454, -123.13891)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 24.6340	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Albany, OR Linn Co. United States	N. Albany Rd. / Gibson Hill Rd. (44.65688, -123.11730)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.7877	Other (At-Grade) Single-Lane	2005	Completed August 2005. Four leg added to north to extend North Albany Road. ICD estimated from Google Maps linework.
Albany, NY Albany Co. United States	Fuller Rd. (CR 156) / Tricentennnial Dr. (42.68906, -73.83108)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.0923	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Albany, NY Albany Co. United States	Fuller Rd. (CR 156) / I-90 WB Ramps (42.69511, -73.82928)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.6231	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2013). Functional Class: Arterial ICD estimated from Google Maps linework.
Albany, NY Albany Co. United States	Washington Ave. / CR 156 (Fuller Rd.) (42.69307, -73.83071)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.5475	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	New roundabout will be just north of existing intersection. A flyover will carry through traffic on Washington Ave Functional Class: Arterial ICD estimated from Google Maps linework.
Alafaya, FL Orange Co. United States	Alafaya Heights Rd. (28.50694, -81.16317)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Alafaya, FL Orange Co. United States	Innovation Falls Dr. / (parking) (28.49989, -81.16487)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Aktau G.A. gorodskoy akimat, Mangghystaū Kazakhstan	(unknown) (43.67377, 51.15834)	Other Existing	Other Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown		Circulating traffic yields to entering traffic.
Aktau G.A. gorodskoy akimat, Mangghystaū Kazakhstan	(unknown) (43.65251, 51.15113)	Other Existing	Other Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown		Circulating traffic yields to entering traffic.
Aktau G.A. gorodskoy akimat, Mangghystaū Kazakhstan	(unknown) (43.65021, 51.16703)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Akron, OH Summit Co. United States	SR 241 (Seiberling St. - Innovation Way) / Seiberling St. / Eagle St. / Eagle Way (41.05604, -81.47194)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2011
Akron, OH Summit Co. United States	OH 91 (Canton Rd.) / East Market St. (41.05544, -81.43963)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2021	Opened 10/15/2021. A quarter of the circle has 2 lanes. Pictures are here: https://twitter.com/AkronOhioMayor/status/1449057995766239232.
Akron, OH Summit Co. United States	Riverview Rd. (SR 9) / Smith Rd. (41.14098, -81.56433)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.0838	Other (At-Grade) Single-Lane	2012	Railroad crossing on west leg. ICD estimated from Google Maps linework.
Akron, OH Summit Co. United States	S Old Main St. / W South St. / Bachtel Ave. (41.06039, -81.52863)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.6185	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Akron, OH Summit Co. United States	Edgewood Ave. / Westerly Rd. (41.07351, -81.53973)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.3135	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Åkersberga, Stockholm County Österåker Sweden	Sockenvägen / Hildestrandsvägen / Centralvägen (59.49454, 18.27908)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.8569	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Åkersberga, Stockholm County Österåker Sweden	Rte 276 / Stationsvägen / Kanalvägen (59.48051, 18.29024)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.0302	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Åkersberga, Stockholm County Österåker Sweden	Söralidsvägen / Söravägen / Fjärilsvägen (59.47765, 18.32258)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.4431	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Åkersberga, Stockholm County Österåker Sweden	Rte 276 / Norrgårdsvägen / Margretelundsvägen (59.47906, 18.30524)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.4253	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Ak-Chin Village, AZ Pinal Co. United States	N Ban Ln. / (unknown) (33.02543, -112.04956)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Yield-controlled right-turn bypass lane on south leg. First of several planned roundabouts on the Ak-Chin Indian Community casino expansion.
Ajdovščina, Ajdovščina Slovenia	SR 207 (Vipavska cesta) / SR 444 (Vipavska cesta - Mirce) / Bevkova ulica (45.88276, 13.91170)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajdovščina, Ajdovščina Slovenia	SR 444 (Goriška cesta - Mirce) / SR 609 (Goriška cesta) / (frontage road) (45.88641, 13.88995)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajdovščina, Ajdovščina Slovenia	SR 609 (Goriška cesta - Lokavška cesta) / Goriška cesta (45.88709, 13.89725)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajax, ON Durham Canada	Williamson Dr. / Warner Dr. / Seward Crescent (43.89788, -79.01488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.0000	Other (At-Grade) Single-Lane	2005
Ajax, ON Durham Canada	Pickering Beach Rd. / Foord Rd. / Rollo Dr. (43.83683, -79.00444)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.2297	Other (At-Grade) Single-lane w/ Traversable Central Island	2007	https://www.durhamregion.com/news-story/3476434-roundabouts-bring-calls-both-good-and-bad/ ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Pickering Beach Rd. / Dreyer Dr. / Beachview St. (43.83085, -79.00187)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 20.6778	Other (At-Grade) Single-lane w/ Traversable Central Island	2007	https://www.durhamregion.com/news-story/3476434-roundabouts-bring-calls-both-good-and-bad/ ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Thackery Dr. (43.89065, -79.03319)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 0 Driveways 34.4284	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Middlecote Dr. (43.89247, -79.03166)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.7060	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Williamson Dr. E / Gillett Dr. (43.89564, -79.02358)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.9830	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Ajax, ON Durham Canada	Boyd Crescent / Ryder Crescent (43.90018, -79.01309)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.7017	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Ajaccio, Corsica Southern Corsica France	T20 / T21 / T40 (41.93133, 8.80239)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Ajaccio, Corsica Southern Corsica France	T21 / Route de Campo dell'Oro / Vigneta (41.92720, 8.77876)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Ajaccio, Corsica Southern Corsica France	T21 / Route d'Ajaccio à Bonifacio (41.92976, 8.76127)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Ajaccio, Corsica Southern Corsica France	T21 / Route du Lazaret (41.93000, 8.75722)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Ajaccio, Corsica Southern Corsica France	T22 / Rue François Piétri / Rue de Pietralba (41.93512, 8.75347)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	T22 / Rue Martin Borgomano (41.93952, 8.75600)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	T22 (Avenue du Docteur Noël Franchini) / (unknown) (41.94165, 8.75626)	Roundabout Unknown	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	T22 (Route de Mezzavia) / D31 / Boulevard Louis Campi (41.94502, 8.75847)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Ajaccio, Corsica Southern Corsica France	Boulevard Louis Campi / Rue des Magnolias (41.94367, 8.75429)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	Boulevard Louis Campi / Avenue du Maréchal Juin (41.94210, 8.74980)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	Boulevard Sebastianu Costa / Chemin du Finosello / Chemin d'Erbajolo / Avenue Maréchal Lyautey (41.94110, 8.74604)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ajaccio, Corsica Southern Corsica France	Boulevard Sebastianu Costa / Boulevard Abbé Recco / Rue Achille Peretti (41.93876, 8.74183)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Ajaccio, Corsica Southern Corsica France	Boulevard Abbé Recco / Route d'Alata / Chemin de la Croix d'Alexandre (41.93693, 8.73601)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Aitkin, MN Aitkin Co. United States	US 169 / Southgate Dr. / Red Oak Dr. (46.51627, -93.70711)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.4500	Other (At-Grade) Single-Lane	2017	https://www.kare11.com/article/traffic/major-road-projects-highlight-mndot-construction-season/488383654 ICD estimated from Google Maps linework.
Aitkenvale, QLD Townsville Australia	Charles St. / Anne St. (-19.29160, 146.76645)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Airway Heights, WA Spokane Co. United States	US 2 / Spokane Tribe Casino Entrance (47.64293, -117.61009)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.0853	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Open 11/13/2017. Casino open on January 8, 2018. First multilane on a WSDOT facility in Eastern Region. ICD estimated from Google Maps linework.
Airway Heights, WA Spokane Co. United States	Sprague Ave. / Quest Dr. (47.65441, -117.56614)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.4880	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Open July 2012. Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
Airport West, VIC Australia	Wirraway Rd. / (unknown) (-37.71481, 144.89486)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 34.9573	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Airport West, VIC Moonee Valley Australia	McNamara Ave. / Fullarton Rd. / SR 40 (Calder Freeway) EB Ramps (-37.73234, 144.88068)	Roundabout Existing	All-Way Yield Metering Signal	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane		Elliptical shaped. Metering signal installed 2006.
Airmyn, England East Riding of Yorkshire United Kingdom	A614 (Rawcliffe Rd.) / Airmyn Rd. / Elite Rd. / (service area entrance) (53.70649, -0.91578)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Airmyn, England East Riding of Yorkshire United Kingdom	A614 (Rawcliffe Rd.) / M62 NB Ramps (53.70639, -0.91093)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Airmyn, England East Riding of Yorkshire United Kingdom	A614 (Rawcliffe Rd.) / A161 / M62 SB Ramps (53.70521, -0.90817)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Airdrie, AB Division 6 Canada	Williamstown Blvd. NW / Reunion Blvd. NW (51.30299, -114.03377)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.0000	Other (At-Grade) Single-Lane	2012
Airdrie, AB Alberta Canada	40 Ave. SW / Windsong Blvd. SW (51.25595, -114.03230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.3426	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Hillcrest Dr. SW / Hillcrest Gate SW (51.25391, -114.01550)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.8797	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Main St. S / 40 Ave. SW (51.25242, -114.00493)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.3363	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Ravenswood View SE / Ravenskirk Rd. SE / Ravensmoor Gate SE (51.26757, -113.97337)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8800	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Airdrie, AB Alberta Canada	Reynolds Gate SW / Hillcrest Gate SW (51.25430, -114.01318)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8794	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2020). ICD estimated from Google Maps linework.
Ainslie, ACT Australia	Cowper St. / Wakefield Ave. (-35.26171, 149.14192)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Aimin District, Heilongjiang Mudanjiang China	Dongdiming St. / Beian Rd. (44.60754, 129.61475)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Pedestrian access to central island.
Aimin District, Heilongjiang Mudanjiang China	Xiangyang St. / Xishenglin St. / (unknown) (44.59312, 129.59736)	Unknown Unknown	All-Way Yield Unknown	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Aiken's Tavern Historic District, MD Cecil Co. United States	Thomas Jefferson Terrace / Patriots Way (39.61821, -75.80337)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Aiken's Tavern Historic District, MD Cecil Co. United States	Park Pl. (39.61573, -75.83392)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Aiken's Tavern Historic District, MD Cecil Co. United States	Patriots Way / McArthur Ln. (39.62121, -75.80850)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Aiken's Tavern Historic District, MD Cecil Co. United States	Pebble Beach Dr. / Spyglass Dr. (39.61664, -75.79074)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Parking in circulatory roadway.
Aiken, SC Aiken Co. United States	Bonneville Circle (Trolley Run Blvd. / Market Station Blvd. / Keagan Blvd.) (33.58485, -81.77248)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 54.7226	Other (At-Grade) Single-Lane	2007	Right-turn-only lanes on all approaches; striped out outer lanes of circulatory roadway in front of each splitter island. Yield signs only on left side of entries. ICD estimated from Google Maps linework.
Aiken, SC Aiken Co. United States	Catenary Blvd. / Trolley Run Blvd. (33.59346, -81.77416)	Rotary Existing	All-Way Yield None	3 Approaches 0 Driveways 51.7326	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Striped out outer lane of circulatory roadway in front of splitter islands. Yield signs only on left side of entries. ICD estimated from Google Maps linework.
Aiken, SC Aiken Co. United States	E Gate Dr. / Bedford Pl. SW / Spencer Dr. (33.50671, -81.71833)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 52.7804	Other (At-Grade) Single-Lane		No splitter islands on two legs. ICD estimated from Google Maps linework.
Aiken, SC Aiken Co. United States	E Gate Dr. / Aiken Mall Dr. SW / (parking lot) (33.51065, -81.71479)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.8785	Other (At-Grade) Single-Lane	2000	Channelized right-turn lanes on all legs. No Left Turn signs under Yield signs. Year Completed estimated (1994-2005). ICD estimated from Google Maps linework.
Åhus, Skane County Kristianstad Sweden	Rte 118 / Kavrövägen (55.92304, 14.28865)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.1438	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Åhus, Skane County Kristianstad Sweden	Rte 118 / Hamnleden (55.92965, 14.28990)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.1373	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Agnes Water, QLD Gladstone Australia	Rocky Point Rd. / Bloodwood Ave. (-24.23952, 151.93608)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Aglionby, England Cumbria United Kingdom	Rosehill Roundabout [M6 ramps to A69 (Rotary Way) / M6 Ramps] (54.89536, -2.88683)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Agawam, MA Hampden Co. United States	Rte 57 / US 5 Ramps / River Rd. (42.08087, -72.58983)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 165.7625	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		Rotary restriped 2012-2013. ICD estimated from Google Maps linework.
Afton, VA Albemarle Co. United States	US 250 (Rockfish Gap Turnpike) / SR 151 (Critzers Shop Rd.) (38.02982, -78.80684)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022	https://www.blueridgelife.com/2022/11/17/250-151-roundabout-is-active-so-far-so-good-but-its-early/
Afonsoeiro, Setúbal Montijo Portugal	N4 (Circular Externa) / (Fórum Montijo shopping centre entrance) (38.69761, -8.94484)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal Montijo Portugal	N4 (Circular Externa) / Avenida das Portas da Cidade (38.70209, -8.94456)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal Montijo Portugal	N4 (Circular Externa) / Avenida Garcia da Orta (38.70694, -8.94501)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal Montijo Portugal	Circular Externa / Rua Antero de Quental (38.71345, -8.94616)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal Montijo Portugal	Circular Externa / Rua das Naus (38.71601, -8.95715)	Roundabout Existing	All-Way Yield None	2 Approaches 2 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal Montijo Portugal	Estrada Nacional 5 / Circular Externa / Rua Vasco da Gama (38.69332, -8.95082)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Advance, NC Davie Co. United States	NC 801 / I-40 EB Ramps (36.00655, -80.44083)	Roundabout Removed	All-Way Yield None	3 Approaches 0 Driveways 17.3907	Freeway Ramps (Grade-Separated) Single-Lane	2002	Developer-built "temporary" intersection fix. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Adrian, MI Lenawee Co. United States	E Church St. / S Broad St. / Union St. (41.89704, -84.03490)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.1148	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Adrian, MI Lenawee Co. United States	Michigan Ave. / S Charles St. / Adrian College Blvd. (41.89566, -84.06310)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 25.7814	Other (At-Grade) Single-Lane	2018	Adrian College Blvd. is a new street giving access to Adrian College from US 223. ICD estimated from Google Maps linework.
Adlington, England Lancs United Kingdom	A6 (Market St. - Market Pl.) / Park Rd. (53.61191, -2.60478)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Adelaide Airport, SA West Torrens Australia	James Schofield Dr. / Western Link Rd. / Frank Collopy Ct. (-34.93526, 138.53479)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Adelaide Airport, SA West Torrens Australia	Sir Richard Williams Ave. / James Schofield Dr. / Atura Circuit (-34.93540, 138.53969)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Adelaide, SA Salisbury Australia	Burton Rd. / Martins Rd. (-34.76525, 138.62322)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Adelaide, SA Mitcham Australia	B28 (Old Belair Rd.) / Blythewood Rd. (-34.98339, 138.61896)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)