21764 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
Acapulco, Guerrero
Acapulco de Juárez
Mexico
Avenida Costera Miguel Alemán / Calle Francia / Calle Maria Bonita
(16.85296, -99.85435)
Signalized Roundabout/Circle
Existing
Signal
Unknown
4 Approaches
0 Driveways
Unknown
Multilane (3+ Lane)
Achziv Industrial Zone-Milohot, Northern District

Israel
Rte 4 / Rte 899
(33.07512, 35.11557)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Achziv Industrial Zone-Milohot, Northern District

Israel
(unknown) / (unknown)
(33.08146, 35.14334)
Unknown
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Unknown
Achziv Industrial Zone-Milohot, Northern District

Israel
Rte 8611 / (unknown)
(32.97812, 35.09505)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Acoma Indian Reservation, NM
McKinley Co.
United States
SH 30 / I-40 WB Ramps
(35.07505, -107.56110)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
65.4884
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2010 Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM
McKinley Co.
United States
Silver Dollar Rd. / Veterans Blvd.
(35.07119, -107.56000)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
43.0093
Other (At-Grade)
Single-Lane
2010 Near Hospital, low ADT, series of 3 roundabouts. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM
McKinley Co.
United States
SH 30 / I-40 EB Ramps
(35.07341, -107.56120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
65.4897
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2010 Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Acton Park, TAS
Clarence
Australia
C330 (Acton Rd.) / Estate Dr.
(-42.84649, 147.47873)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Acworth, GA
Cobb Co.
United States
Tipton Cir. NW
(33.99591, -84.71055)
Other
Existing
Uncontrolled
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Acworth, GA
Cobb Co.
United States
Cherokee St. / School St.
(34.06728, -84.67720)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2019 Dotted edge line extension across exits. Crosswalks approximately 10 feet from circulatory roadway. Year Completed estimated (2018-2019).
Acworth, GA
Cobb Co.
United States
Acworth Due West Rd. NW / Jim Owens Rd. / Mars Hill Church Rd.
(34.01583, -84.67563)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 https://splost.cobbcounty.org/SPLOST_M_2016/mobile_Dot_FactSheet.aspx
Acworth, GA
Cobb Co.
United States
County Line Rd. / Burnt Hickory Rd.
(33.99833, -84.72916)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.6557
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
Acworth-Kennesaw, GA
Cobb Co.
United States
W. Sandtown Rd. / Villa Rica Rd.
(33.92703, -84.63775)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
27.7478
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Adams, MA
Berkshire Co.
United States
Columbia St. (Rte 8) / Renfrew St. / Friend St.
(42.63704, -73.11300)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.7517
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Adamstown, MD
Frederick Co.
United States
Mountville Rd. / Adams Common Dr.
(39.30643, -77.47158)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.6482
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Adamstown, NSW
Newcastle
Australia
Brunker Rd. / Rifle St. / Bullecourt Circuit
(-32.93908, 151.72489)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adazi, Ādaži Municipality

Latvia
Gaujas iela / Attekas iela
(57.07794, 24.32701)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adazi, Ādaži Municipality

Latvia
Gaujas iela / Pirma iela
(57.07702, 24.32361)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adazi, Ādaži Municipality

Latvia
Gaujas iela / Rigas gatve
(57.07587, 24.31967)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adazi, Ādaži Municipality

Latvia
Draudzibas iela / Rigas gatve
(57.06862, 24.32214)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Addison, TX
Dallas Co.
United States
Addison Cir. / Quorum Dr.
(32.96138, -96.82592)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
54.8640
Other (At-Grade)
Multilane (2 Lane)
1997 .
Addlestone, England
Surrey
United Kingdom
A318 (Chertsey Rd.) / A317 (Woburn Hill) / St Peters Way / Addlestone Moor
(51.38033, -0.49241)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Addlestone, England
Surrey
United Kingdom
A318 (Chertsey Rd.) / Princess Marys Rd.
(51.37425, -0.49305)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Addlestone, England
Surrey
United Kingdom
A318 (Chertsey Rd.) / Green Ln.
(51.37378, -0.49316)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Addlestone, England
Surrey
United Kingdom
Green Ln. / School Ln.
(51.37556, -0.50128)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Addlestone, England
Surrey
United Kingdom
B3121 (Spinney Hill - Church Rd.) / Ongar Hill
(51.36772, -0.50562)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Addlestone, England
Surrey
United Kingdom
B3121 (Station Rd.) / Garfield Rd. / (parking)
(51.37170, -0.48785)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida Palo Mayor / Avenida del Poniente
(28.11253, -16.73076)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
42.1371
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida Palo Mayor / Calle las Jarcias
(28.11473, -16.72915)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.7624
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Plazoleta de las Riveira (Avenida de los Vientos / Avenida de los Oceanos)
(28.11629, -16.73053)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
37.9220
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Plaza del Duque, 17
(28.09092, -16.73916)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
115.9002
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Calle El Cabezo / Avenida Virgen de Guadalupe
(28.09982, -16.75052)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
42.1420
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de los Acantilados / Avenida Virgen de Gaudalupe
(28.10251, -16.75382)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
53.7298
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de los Acantilados / Avenida de Ayyo
(28.10402, -16.75159)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
56.8895
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de Macaronesia
(28.10628, -16.74644)
Other
Existing
Other
Unknown
2 Approaches
0 Driveways
34.7651
Other (At-Grade)
Single-Lane
Circulating traffic yields to entering traffic. ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de los Acantilados / Calle Alcojora
(28.11100, -16.75476)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
54.7789
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
TF-47 / Calle Atalaya / TF-1 Ramps
(28.12746, -16.74423)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
68.4632
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de Ayyo / Avenuida Barranco las Torres
(28.12487, -16.73840)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
61.0917
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida de Ayyo / TF-1 Ramps
(28.12268, -16.74035)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
92.6927
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Calle la Cruz / Calle Bentinerfe
(28.12387, -16.73638)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
24.2262
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida Palo Mayor / Calle La Charfa / TF-1 Ramps
(28.11404, -16.73547)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
89.5400
Freeway Ramps (Grade-Separated)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida Las Palmitas / (unknown)
(28.11524, -16.74286)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
22.1214
Other (At-Grade)
Single-Lane
Circulating traffic yields to entering traffic. ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Avenida San Borondón / Calle Tenerife
(28.10690, -16.72784)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
38.9788
Other (At-Grade)
Multilane (2 Lane)
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Calle Beirut
(28.09260, -16.72834)
Other
Existing
All-Way Yield
Unknown
2 Approaches
0 Driveways
46.3594
Other (At-Grade)
Single-Lane
Parking within circulatory roadway. ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Calle Bruselas / Avenida de Moscu
(28.09132, -16.73495)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
35.8236
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adeje, Canary Islands
Santa Cruz de Tenerife
Spain
Acceso Siam Park / (unknown)
(28.06917, -16.72451)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
37.9387
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Adelaide, SA
Burnside
Australia
B26 (Greenhill Rd.) / Glynburn Rd.
(-34.93833, 138.66018)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Adelaide, SA
Campbelltown
Australia
Morialta Rd. / Glen Stuart Rd.
(-34.90047, 138.68419)
Roundabout
Existing
All-Way Yield
None
3 Approaches
3 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA

Australia
Fosters Rd. / Sir Ross Smith Blvd. / Folland Ave.
(-34.85784, 138.63610)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Onkaparinga
Australia
Seaford Rd. / Railway Rd. / (parking)
(-35.18023, 138.49391)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Playford
Australia
Hogarth Rd. / Mofflin Rd.
(-34.74067, 138.66478)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Onkaparinga
Australia
Black Rd. / Oakridge Rd.
(-35.05875, 138.60351)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Onkaparinga
Australia
Byards Rd. / Regency Rd.
(-35.09087, 138.55931)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Salisbury
Australia
Nelson Rd. / Milne Rd.
(-34.81818, 138.66099)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Salisbury
Australia
Commercial Rd. / Purling Ave.
(-34.74943, 138.64210)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Adelaide, SA
Onkaparinga
Australia
Pimpala Rd. / States Rd.
(-35.10469, 138.53478)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Onkaparinga
Australia
A15 (Dyson Rd.) / Flaxmill Rd. / Gulfview Rd.
(-35.13043, 138.48561)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Adelaide, SA
Onkaparinga
Australia
Seaford Rd. / Teakle Rd. / Eric Rd.
(-35.18038, 138.48950)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Adelaide, SA
Onkaparinga
Australia
Esplanade / Robertson Rd.
(-35.19377, 138.47020)
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)
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
Salisbury
Australia
A18 (Kings Rd.) / Martins Rd.
(-34.77295, 138.61611)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Adelaide, SA
Salisbury
Australia
Montague Rd. / Nelson Rd.
(-34.82956, 138.66186)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
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)
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)
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
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.
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.
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)
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)
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)
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)
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)
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)
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)
Rotary restriped 2012-2013. ICD estimated from Google Maps linework.
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)
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
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.
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)
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.
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
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.
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)
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.
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)
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)
2012 Open July 2012. Concentric circulatory roadway striping. 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
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.
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.