Roundabouts Database

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
Albuquerque, NM
Bernalillo Co.
United States 		Las Estancias Dr. / (unknown)
(35.01799, -106.71186) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.0811 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Two legs stubbed. ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Las Estancias Dr. / Las Estancias Way
(35.01852, -106.71345) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.2778 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Nunzio Ave. NW / Vista Fuente Rd. NW
(35.18391, -106.67731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.2362 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2008). ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Monolith Dr. NW / Boulder Trl. Pl. NW
(35.19212, -106.70888) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.3050 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Ventana Ridge Rd. NW / Ventana W Pkwy. NW
(35.19845, -106.74948) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.0864 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2004-2005). ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		4th St. NW / Roy Ave.
(35.21026, -106.60148) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.7666 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Rio Puerco / Central Ave. NW / I-40 WB Onramp
(35.03300, -106.94539) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.9412 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		Yale Blvd. NE / Camino de Salud
(35.08985, -106.62158) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2021 Roundabout constructed 2008. Concentric striped circulatory roadway. Roundabout removed 2020-2021 with construction of hospital building.
Albuquerque, NM
Bernalillo Co.
United States 		Indian School Rd. NW / Menaul Blvd. NW Extension
(35.11061, -106.66163) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012
Albuquerque, NM
Bernalillo Co.
United States 		8th St. / Central Ave.
(35.08526, -106.65660) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.3649 		Other (At-Grade)
Single-Lane 		2007 Transition between downtown Functional Class: Minor Arterial ICD estimated from Google Maps linework.
Albury, NSW
Albury
Australia 		Burrows Rd. / Union Rd.
(-36.05051, 146.91738) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		Burrows Rd. / Logan Rd.
(-36.05570, 146.91638) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		Sackville St. / Poole St.
(-36.06990, 146.91281) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		Sackville St. / Elm St.
(-36.07232, 146.91236) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		Kiewa St. / Poole St. / Nathan Ave.
(-36.07051, 146.91735) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		B58 (Smollett St. - Wodonga Pl.) / Smollett St. / Wodonga Pl.
(-36.08284, 146.91005) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Albury, NSW
Albury
Australia 		Wilson St. / Olive St.
(-36.07690, 146.91895) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Albury, NSW
Albury
Australia 		Swift St. / Olive St.
(-36.07894, 146.91861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Unknown
Single-Lane
Albury, NSW
Albury
Australia 		Swift St. / Macauley St.
(-36.07941, 146.92248) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alcabideche, Lisbon
Cascais
Portugal 		Rotunda das Palmeiras [Terceira Circular / Rota do Património da Humanidade / Avenida de Alcabideche]
(38.72895, -9.41449) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alcabideche, Lisbon
Cascais
Portugal 		Rotunda José Roquete [Avenida de Alcabideche / Rua de Cascais]
(38.72888, -9.41113) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alcabideche, Lisbon
Cascais
Portugal 		N9 / A16 (Rota do Património da Humanidade) NB Ramps
(38.73119, -9.41452) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Alcalá de los Gazules, Andalusia
Cadiz
Spain 		C-440 / A-381 SB Ramps
(36.43865, -5.72154) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Alcoa, TN
Blount Co.
United States 		E Edison St. / Springbrook Rd. / Lodge St.
(35.78949, -83.97406) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.thedailytimes.com/news/alcoa-earns-project-of-the-year-for-marconi-greenway-project-in-springbrook/article_a745962a-7caa-11ed-8c50-372ba2368c28.html
Alcochete, Setúbal
Alcochete
Portugal 		N4 / N118
(38.70905, -8.89566) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alcochete, Setúbal
Alcochete
Portugal 		Avenida do Brasil / Avenida Dom João / N119
(38.74440, -8.96961) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alcochete, Setúbal
Alcochete
Portugal 		Praça Bartolomeu Dias [Avenida do Brasil / Rua 25 de Abril]
(38.74507, -8.97179) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alcochete, Setúbal
Alcochete
Portugal 		Rua Cajus / Rua do Láparo / Rua Alecrins
(38.74521, -8.94779) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alderbrook, AL
Mobile Co.
United States 		Hedgerow Dr. / Arbordale Dr.
(30.63740, -88.28031) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Alderley, QLD

Australia 		Cole St. / Hilda St.
(-27.42804, 152.99565) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alderley, QLD

Australia 		Cole St. / Edith St.
(-27.42715, 152.99583) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alderley, QLD

Australia 		Lloyd St. / Cole St.
(-27.42623, 152.99596) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Elliptical shaped.
Alderney, England
Poole
United Kingdom 		Mannings Heath Roundabout [A3049 (Dorset Way - Canford Way) / B3074 (Canford Heath Rd.) / Yarrow Rd.]
(50.75395, -1.94881) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Aldgate, SA
Adelaide Hills
Australia 		Mount Barker Rd. / Strathalbyn Rd. / Kingsland Rd.
(-35.01527, 138.73643) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aldie, VA
Loudoun Co.
United States 		Grassland Grove Dr. / Bergamot Way / Ellenvale Farm Dr.
(38.91077, -77.58417) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Aldie, VA
Loudoun Co.
United States 		Grasslane Grove Dr. / Tulip Poplar Pl.
(38.90950, -77.57771) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2017).
Aldie, VA
Loudoun Co.
United States 		Grassland Grove Dr. / Lotus Pond Pl.
(38.92243, -77.59770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2019-2020).
Aldie, VA
Loudoun Co.
United States 		SR 620-SR 705 / SR 620 / SR 705
(38.92485, -77.58016) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2020).
Aldie, VA
Loudoun Co.
United States 		Lenah Crossing Dr. / Tarragon Leaf Dr.
(38.92498, -77.57434) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2019).
Aldie, VA
Loudoun Co.
United States 		Lenah Mill Blvd. / Quail Crossing Way / Sparrow Pond Ct.
(38.94564, -77.57003) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 Year Completed estimated (2015-2016).
Aldinga, SA
Onkaparinga
Australia 		B23 (Main South Rd.) / Port Rd.
(-35.26768, 138.48526) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aldinga, SA
Onkaparinga
Australia 		Port Rd. / Old Coach Rd.
(-35.26735, 138.48313) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aldinga Beach, SA
Onkaparinga
Australia 		Quinliven Rd. / Rowley Rd.
(-35.26861, 138.45747) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aldinga Beach, SA
Onkaparinga
Australia 		Aldinga Beach Rd. / Rowley Rd.
(-35.27879, 138.45821) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Aldridge Central & South, England
Walsall
United Kingdom 		A452 (Chester Rd.) / A454 (Aldridge Rd.) / Little Aston Rd.
(52.60251, -1.89065) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Aldridge Central & South, England
Walsall
United Kingdom 		A452 (Chester Rd.) / A454 (Aldridge Rd.)
(52.60284, -1.88975) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aleksandrów Łódzki, Woj. Łódzkie
Powiat Zgierski
Poland 		(unknown) / S14 NB Ramps
(51.79606, 19.33982) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Unknown
Aleksandrów Łódzki, Woj. Łódzkie
Powiat Zgierski
Poland 		ulica Słowiańska / ulica Panska / ulica Koscielna / ulica Aleksandrowska
(51.78946, 19.32078) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.5052 		Other (At-Grade)
Single-Lane 		https://www.huffpost.com/entry/roundabout-crash-flying-car_n_5e968401c5b6ead140048120 ICD estimated from Google Maps linework.
Ålesund, Møre og Romsdal
Ålesund
Norway 		Ivar Aasens Gate / Brogata / Steinvågvegen
(62.46963, 6.12650) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Ålesund, Møre og Romsdal
Ålesund
Norway 		Fv110 (Alvikvegen) / Lerstadvegen / E136 (Ålesundsvegen) WB Ramps
(62.47156, 6.36471) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Ålesund, Møre og Romsdal
Ålesund
Norway 		E136 (Borgundvegen - Moa) / Borgundvegen / Moa
(62.46628, 6.35385) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Ålesund, Møre og Romsdal
Ålesund
Norway 		E39 (Sulavegen) / Moa / Spjelkavikvegen
(62.46099, 6.35774) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Ålesund, Møre og Romsdal
Ålesund
Norway 		Spjelkavikvegen / Blindheimsbreivika / Nedrevollbrua
(62.46033, 6.36197) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Ålesund, Møre og Romsdal
Ålesund
Norway 		Borgundvegen / Brusdalsvegen / Spjelkavikvegen
(62.46696, 6.36006) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Ålesund, Møre og Romsdal
Ålesund
Norway 		E136 (Borgundvegen - Hatlaåstunnelen) / Borgundvegen
(62.46369, 6.30054) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexander City, AL
Tallapoosa Co.
United States 		Tallapoosa St
(32.94353, -85.95363) 		Roundabout
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
48.1099 		Other (At-Grade)
Single-Lane 		2002 Peanut-shaped roundabout. Year completed estimated (1997-2006). ICD estimated from Google Maps linework.
Alexander Heights, WA
Wanneroo
Australia 		The Avenue / Azelia St.
(-31.83037, 115.86644) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland City
Australia 		McMillan Rd. / McDonald Rd.
(-27.51968, 153.23638) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland
Australia 		Valantine Rd. / Bluebell St. / Abelia St.
(-27.51423, 153.21259) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland
Australia 		Vienna Rd. / Cambridge Dr.
(-27.52582, 153.22644) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland
Australia 		Cambridge Dr. / Newhaven St. / (parking)
(-27.52486, 153.22084) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandra Hills, QLD
Redland
Australia 		Vienna Rd. / Cumberland Dr.
(-27.53067, 153.22669) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandria, LA
Rapides Par.
United States 		England Dr. / Vandenburg Dr.
(31.32622, -92.52851) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2011
Alexandria, LA
Rapides Par.
United States 		Horseshoe Dr. / Jackson St. / Lodi Rd. / Twin Bridges Rd.
(31.26321, -92.48980) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://twitter.com/la_dotd/status/1278833370127048704?lang=en
Alexandria, MN
Douglas Co.
United States 		STH 29 / CR 28 / CR 87
(45.83127, -95.38801) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1054 		Other (At-Grade)
Single-Lane 		2015 Merge-type right-turn bypass lanes on east and north legs. ICD estimated from Google Maps linework.
Alexandria, MN
Douglas Co.
United States 		Hazel Hill Rd. SE / McKay Ave. S / 34th Ave. E
(45.86060, -95.35298) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1013 		Other (At-Grade)
Single-Lane 		2017 https://www.voiceofalexandria.com/news/local/roundabout-should-be-finished-by-labor-day-weekend/article_f6af82d6-8c0d-11e7-a3f0-2b7a68b8879b.html ICD estimated from Google Maps linework.
Alexandria, MN
Douglas Co.
United States 		CTH 8 NW / CTH 40
(45.90464, -95.49110) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2021 https://www.voiceofalexandria.com/news/local/new-douglas-county-roundabout-is-open/article_ba70536a-1195-11ec-bfe3-e3abc879177f.html
Alexandria, Scotland
West Dunbartonshire
United Kingdom 		Stoneymollan Roundabout [A82 / A811 / Upper Stoneymollan Rd.]
(55.99853, -4.59718) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alexandria, Scotland
West Dunbartonshire
United Kingdom 		A811 (Lomond Rd.) / B857 (Luss Rd.)
(56.00006, -4.58914) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alexandria, Scotland
West Dunbartonshire
United Kingdom 		A811 (Lomond Rd.) / A813 (Carrochan Rd.)
(56.00302, -4.57471) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alexandria, VA
Alexandria City
United States 		Cameron Station Blvd. / Brenman Park Dr.
(38.80933, -77.11861) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Pedestrian access to central island.
Alexandria, VA
Alexandria City
United States 		Beverley Circle: Old Dominion Blvd. / Chalfonte Dr.
(38.83602, -77.07233) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
2 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Parking within circulatory roadway. No splitter islands.
Alexandria, VA
Alexandria City
United States 		Washington Circle: Circle Hill Rd. / Beverley Dr. / Canyon Dr.
(38.83533, -77.07047) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island. No splitter islands. Mix of stop, yield, and uncontrolled entries.
Alexandria, VA
Alexandria City
United States 		Hickory St. / Kennedy St.
(38.83080, -77.06213) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024 Central island is painted only and ringed with mountable dividers. https://www.alexandriava.gov/transportation-planning/project/hickory-street-and-kennedy-street-neighborhood-mini-roundabout
Alexandria, MN
Douglas Co.
United States 		CR 82 (Viking Trl.) / CR 45 SW / Karl Dr.
(45.89291, -95.40409) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.echopress.com/news/roundabout-at-intersection-of-county-road-45-and-82-on-pace-to-open-by-fair-time
Alexandria, MN
Douglas Co.
United States 		STH 27 / I-94 EB Ramps
(45.86026, -95.43178) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.dot.state.mn.us/d4/projects/i94interchange/index.html
Alexandria, MN
Douglas Co.
United States 		STH 27 / I-94 WB Ramps / CR 46 (34th Ave. W) / CR 45
(45.86033, -95.42543) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2023 https://www.dot.state.mn.us/d4/projects/i94interchange/index.html
Alflen, Rhineland-Palatinate
Cochem-Zell
Germany 		L51 / L52 / Fliegerhorst
(50.18383, 7.05674) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alfredton, VIC
Ballarat
Australia 		Learmonth St. / Cuthberts Rd.
(-37.55526, 143.81313) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Algonquin, IL
Kane Co.
United States 		Bolz Rd. / Longmeadow Pkwy.
(42.13872, -88.27011) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://kanecountyconnects.com/2020/11/as-longmeadow-parkway-opens-kdot-permanently-closes-portion-of-bolz-road/
Algonquin, IL
McHenry Co.
United States 		N Main St. / Cary Rd. / Arrowhead Dr.
(42.17487, -88.28598) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 https://www.facebook.com/AlgonquinIL/videos/710925177010156/
Algueirão–Mem Martins, Lisbon
Sintra
Portugal 		N250-1 (Rua da Associação) / A16 WB Ramps / R. Caminho dos Leiteros
(38.81780, -9.33883) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Algueirão–Mem Martins, Lisbon
Sintra
Portugal 		N250-1 / A16 EB Ramps
(38.81521, -9.33903) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Algueirão–Mem Martins, Lisbon
Sintra
Portugal 		N250-1 (Estrada da Granja do Marquês) / Estrada da Granja do Marquês / Avenida Amália Rodrigues
(38.81503, -9.33605) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Algueirão–Mem Martins, Lisbon
Sintra
Portugal 		Estrada do Algueirão / Avenida Amália Rodrigues
(38.80616, -9.33720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Alice Springs, NT

Australia 		Tom Brown Roundabout (B7 / Gap Rd./ South Terrace / Bradshaw Dr.)
(-23.72178, 133.86739) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
99.5012 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Alice Springs, NT
Alice Springs
Australia 		Stott Terrace / South Terrace / Leichhardt Terrace
(-23.70287, 133.88276) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alice Springs, NT
Alice Springs
Australia 		Leichhardt Terrace / Gregory Terrace / (parking)
(-23.70147, 133.88360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alice Springs, NT
Alice Springs
Australia 		Undoolya Rd. / Stott Terrace / Grevillea Dr.
(-23.69615, 133.89523) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Aliso Viejo, CA
Orange Co.
United States 		Lions Way / (unknown)
(33.55813, -117.73431) 		Other
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways
31.8485 		Other (At-Grade)
Single-Lane 		No splitter islands. Located at Soka University. ICD estimated from Google Maps linework.
Aliso Viejo, CA
Orange Co.
United States 		(parking lot)
(33.56895, -117.72473) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
21.8931 		Other (At-Grade)
Single-Lane 		Mix of stop-controlled and uncontrolled approaches. ICD estimated from Google Maps linework.
Aliso Viejo, CA
Orange Co.
United States 		Grand / Vanatis Dr.
(33.57694, -117.72981) 		Other
Existing 		Other
Unknown 		3 Approaches
1 Driveways
28.8564 		Other (At-Grade)
Single-Lane 		One approach controlled by yield, two by stop sign, and one is uncontrolled. ICD estimated from Google Maps linework.
Aliso Viejo, CA
Orange Co.
United States 		Antares / (parking lot)
(33.58578, -117.73300) 		Other
Existing 		Uncontrolled
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Aliso Viejo, CA
Orange Co.
United States 		Woodcrest Ln. / Alder Dr.
(33.58374, -117.73886) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Hawksbill Dr. / Dolphin Dr.
(-31.62858, 115.68454) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Hawksbill Dr. / Pectoral Promenade
(-31.62805, 115.68103) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Leatherback Blvd. / Mirabilis Ave. / Painted Pkwy.
(-31.62607, 115.67739) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Leatherback Blvd. / Pectoral Promenade
(-31.62592, 115.68173) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Graceful Blvd. / Painted Pkwy.
(-31.62247, 115.67708) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Alkimos, WA
Wanneroo
Australia 		Graceful Blvd. / Pectoral Promenade
(-31.62006, 115.68347) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane