Roundabouts Database Index

30293 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
Byron, MN Olmsted Co. United States	10th Ave. NE / Frontage Rd. (44.03014, -92.62851)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.0650	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Byron Bay, New South Wales Byron Australia	Shirley St. / Lawson St. / Butler St. (-28.64223, 153.61077)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Byron Bay, New South Wales Byron Australia	Lawson St. / Jonson St. (-28.64216, 153.61240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Byron Center, MI Kent Co. United States	84th St. SE / Kalamazoo Ave. SE (42.81191, -85.62478)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.mlive.com/news/grand-rapids/2023/08/roundabout-the-first-of-its-kind-in-kent-county-opens-ahead-of-schedule.html
Cabazon, CA Riverside Co. United States	Apache Trl. / I-10 EB Ramps (33.92071, -116.80680)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only)	3 Approaches 0 Driveways 54.5087	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2008	Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html. Railroad in close proximity. ICD estimated from Google Maps linework.
Cabazon, CA Riverside Co. United States	Apache Trl. / Thunder Rd. / Seminole Dr. / I-10 WB Ramps (33.92192, -116.80610)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 79.2480	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max)	2008	Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html.
Cable Beach, Western Australia Broome Australia	Cable Beach Road East Rotary [Broome Hwy. (Gubinge Rd.) / Cable Beach Rd. E] (-17.94701, 122.21217)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cable Beach, Western Australia Broome Australia	Sanctuary Rd. / Lullfitz Dr. / Kapang Dr. (-17.93002, 122.21869)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cabocan, Sal Nossa Senhora Das Dores Cape Verde	EN1-SL-01 / (unknown) (16.60403, -22.91096)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Cabocan, Sal Nossa Senhora Das Dores Cape Verde	EN1-SL-01 / (unknown) (16.61556, -22.91791)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Caboolture, Queensland Moreton Bay Australia	Pettigrew St. / Brown St. (-27.07035, 152.96046)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Pettigrew St. / Baptisa Circuit / Bluestar Circuit (-27.07146, 152.96559)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Jensen Rd. / Brown St. / Elof Rd. (-27.06581, 152.96192)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Elof Rd. / Ardrossan Rd. / Cassowary Ct. (-27.06374, 152.96226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Toohey St. / Watt St. / Henzell Rd. (-27.07787, 152.94627)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Pumicestone Rd. / Flowers Rd. / Platinum Rd. (-27.05132, 152.96514)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caboolture, Queensland Moreton Bay Australia	Smiths Rd. / Cardinal Circuit / Tomlinson Rd. (-27.06862, 152.93295)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Pettigrew St. / McKean St. / Mewett St. / Central Lakes Dr. (-27.07959, 152.96586)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Pettigrew St. / Moorhead St. (-27.07520, 152.96599)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Moorhead St. / Summerfields Dr. / Auclair St. (-27.07472, 152.97033)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture, Queensland Moreton Bay Australia	Lower King St. / Mewett St. (-27.08724, 152.96661)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caboolture South, Queensland Moreton Bay Australia	Torrens Rd. / Grant Rd. (-27.09586, 152.93886)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture South, Queensland Moreton Bay Australia	Market Dr. / Dickson Rd. (-27.09480, 152.95208)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caboolture South, Queensland Moreton Bay Australia	Market Dr. / Cattle Dr. / Sutor Dr. (-27.09493, 152.95920)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cabramatta West, New South Wales Fairfield Australia	Harrington St. / Edensor Rd. (-33.89236, 150.90918)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Čačak, Centralna Srbija Moravički Okrug Serbia	A2 / E763 / SR 22 (43.91895, 20.40803)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caddens, New South Wales Penrith Australia	Cadda Ridge Dr. / Braeburn St. / Murcott Terrace (-33.77331, 150.72593)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caddens, New South Wales Australia	Caddens Rd. / Cadda Ridge Dr. (-33.77732, 150.74019)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caddens, New South Wales Australia	Cadda Ridge Dr. / O'Connell Ln. (-33.77455, 150.73257)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cadillac, MI Wexford Co. United States	Plett Rd. / E 13th St. (44.26695, -85.39646)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2012	https://www.9and10news.com/2012/08/13/city-of-cadillac-gets-new-driving-maneuver-at-intersection/
Cadillac, MI Wexford Co. United States	E Division St. / Crosby Rd. (44.25260, -85.37770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-Lane	2021	https://www.cadillacnews.com/news/new-roundabout-at-crosby-division-opened-to-traffic/article_2ed78a18-40c4-11ec-8a2e-bb7590311039.html
Cady, WI St. Croix Co. United States	STH 128 / I-94 WB Ramps (44.93429, -92.19686)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.3472	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.
Cady, WI St. Croix Co. United States	STH 128 / I-94 EB Ramps (44.93265, -92.19704)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 46.5030	Freeway Ramps (Grade-Separated) Single-Lane	2017	ICD estimated from Google Maps linework.
Caergeiliog, Wales Isle of Anglesey United Kingdom	A5 (Holyhead Rd.) / A55 EB Ramps (53.27945, -4.55038)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Caergeiliog, Wales Isle of Anglesey United Kingdom	A5 (Holyhead Rd.) / A55 WB Ramps / (access road) (53.27850, -4.54914)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Caesarea, Haifa District Israel	(unknown) / Yahalom St. (32.48620, 34.90558)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caesarea, Haifa District Israel	Rothschild St. / YaHam Rd. (32.48485, 34.90046)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cagliari, Sardinia Cagliari Italy	Via Giuseppe Peretti / Via Stamira / SS131dir (Circonvallazione Quadrifoglio) Ramps (39.24951, 9.11493)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)
Cagliari, Sardinia Cagliari Italy	Via Edward Jenner / (connector to SS131dir) (39.24238, 9.11694)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cagliari, Sardinia Cagliari Italy	Viale Armando Diaz / Via Campioni d'Italia 1969-70 / Via dei Salinieri / Via Generale Stefano Cagna / Via della Pineta (39.20491, 9.13802)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Cagliari, Sardinia Cagliari Italy	Viale Poetto / Via Campioni d'Italia 1969-70 / Via Amerigo Vespucci / Viale San Bartolomeo (39.20178, 9.14142)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Unknown Multilane (2 Lane, 2x1 max)		Via Amerigo Vespucci is one-way entering; Viale San Bartolomeo is one-way exiting.
Cagliari, Sardinia Cagliari Italy	Viale Salvatore Ferrara / Via Ramontana / Via Borgo Sant'Elia / Viale San Bartolomeo (39.19857, 9.14366)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Cagliari, Sardinia Cagliari Italy	Viale Poetto / Via Lungo Saline / Via Marina Piccola (39.19421, 9.15682)	Other Existing	Other Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)		Mix of stop and yield control on entry.
Cagliari, Sardinia Cagliari Italy	Via Lungo Saline / Via dell'Idrovora (39.21551, 9.17084)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)
Cahernamart, Co Mayo Ireland	R330 (Altamount St.) / Distillery Rd. (53.79909, -9.51715)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Cairnlea, Victoria Brimbank Australia	Furlong Rd. / Stockton Dr. / Clare Brennan Dr. (-37.75906, 144.78179)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairnlea, Victoria Brimbank Australia	Cairnlea Dr. / Westbury St. / Eden Valley Rd. (-37.76093, 144.79014)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairns, Queensland Cairns Australia	McLeod St. / Grove St. (-16.91437, 145.76407)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairns, Queensland Cairns Australia	NR 1 (Captain Cook Hwy.) / Machans Beach Access Rd. / Old Captain Cook Hwy. Connector (-16.86371, 145.73140)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cairns City, Queensland Cairns Australia	Florence St. / Lake St. (-16.91866, 145.77290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Concentric striped circulatory roadway.
Cairns City, Queensland Cairns Australia	Florence St. / Abbott St. (-16.91788, 145.77395)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Concentric striped circulatory roadway.
Cairns City, Queensland Cairns Australia	Upward St. / Lake St. (-16.91530, 145.77005)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairns North, Queensland Cairns Australia	Lily St. / Lake St. (-16.90323, 145.76036)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairns North, Queensland Cairns Australia	Smith St. / Lake St. (-16.90523, 145.76174)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cairo, OR Malheur Co. United States	US 20-US 26 / SR 201 (Cairo Ln.) / (parking) (43.98916, -117.00603)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2024	https://www.malheurenterprise.com/2024/07/11/as-cairo-junction-roundabout-opens-first-local-reviews-are-coming-in-not-all-good/
Cajamarca, Cajamarca Province of Cajamarca Peru	Plazuela Bolognesi (-7.16346, -78.51087)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Čakovec, Međimurje Croatia	Ulica Zrinsko Frankopanska / Vukovarska (46.38832, 16.42743)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Calabasas, CA Los Angeles Co. United States	Parkway Calabasas / Camino Portal (34.13878, -118.65890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.6442	Other (At-Grade) Single-Lane	2001	Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework.
Calais, ME Washington Co. United States	US 1 / Border Station Connection (45.16136, -67.29103)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0012	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Calderwood, New South Wales Shellharbour Australia	Escarpment Dr. / Bushranger Parade (-34.56098, 150.75133)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Calderwood, New South Wales Shellharbour Australia	Brotheridge Ave. / Bushranger Parade (-34.56149, 150.74564)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Calderwood, New South Wales Shellharbour Australia	Escarpment Dr. / Oak Farm Rd. (-34.56315, 150.75108)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Caldewgate, England Cumbria United Kingdom	A595 (Church St. - Wigton Rd.) / B5307 (Caldcotes) / Morton St. (54.89394, -2.94849)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caldicot, Wales Monmouthshire United Kingdom	B4245 (Caldicot Bypass) / Caldicot Rd. (51.59117, -2.73852)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Caldwell, ID Canyon Co. United States	E Ustick Rd. / S Lake Ave. (43.63389, -116.65306)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2016	Right-turn-only lanes on all legs.
Caldwell, ID Canyon Co. United States	S Indiana Ave. / Homedale Rd. (43.61892, -116.67299)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019
Caldwell, ID Canyon Co. United States	E Ustick Rd. / Indiana Ave. (43.63363, -116.67304)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.3055	Other (At-Grade) Single-Lane	2013	date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework.
Caldwell, ID Canyon Co. United States	Ustick Rd. / Middleton Rd. (43.63411, -116.61313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=fkn3ynz3xrY&t=60s
Caldwell, ID Canyon Co. United States	E Ustick Rd. / S Florida Ave. (43.63368, -116.66307)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2023	Right-turn-only lanes on all four legs. https://www.youtube.com/watch?v=JWNlWwth3l8.
Caledon, ON Peel Canada	Kennedy Rd. / Newhouse Blvd. / Bonnieglen Farm Blvd. (43.75910, -79.83540)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2009-2013).
Caledonia, NY Livingston Co. United States	Rte 5 / Rte 383 (42.97311, -77.85300)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.0896	Other (At-Grade) Single-Lane	2005	Resigned and restriped traffic circle. Previously controlled by circle ICD estimated from Google Maps linework.
Caledonia, WI Racine Co. United States	STH 38 / CTH K (Northwestern Ave.) (42.75957, -87.86417)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.9524	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Opened November 2007. Right-turn bypass lane. ICD estimated from Google Maps linework.
Caledonia, PE Queens Canada	PE 315 (Wood Islands Rd.) / PE 24 (Murray Harbour Rd.) (46.06054, -62.71099)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.0000	Other (At-Grade) Single-Lane	2020	https://www.peicanada.com/eastern_graphic/truckers-stress-disconnect-with-roundabouts/article_a22bf178-5d51-11ea-842b-d74254b428db.html
Calenzano, Tuscany Florence Italy	SP6 (Via di Prato) / SP8 (Tangenziale Ovest) / Via Firenze / Via Vladimiro (43.85852, 11.14475)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Calera, AL Shelby Co. United States	CR 87 / Weather Vane Rd. (33.17305, -86.77906)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://www.shelbycountyreporter.com/2021/05/01/roundabout-hoped-to-ease-traffic-flow-near-airport-exit/
Calgary, AB Alberta Canada	Royal Ave. SW / 7 St. SW (51.03518, -114.07938)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 18.0000	Other (At-Grade) Single-Lane
Calgary, AB Alberta Canada	Royal Ave. SW / Hope St. SW (51.03518, -114.07778)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 16.0000	Other (At-Grade) Single-Lane
Calgary, AB Alberta Canada	24 St. SE / Ogden Rd. SE / 86 Ave. SE / 85 Ave. SE (50.97635, -113.99957)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 68.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2013-2014) with south and east legs completed and two legs stubbed. Other two legs added 2016.
Calgary, AB Calgary Region Canada	Springbank Blvd. / Springbank Dr. (51.01912, -114.20230)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 25.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Calgary, AB Calgary Region Canada	Springbank Blvd. / Spring Mews (51.01849, -114.19630)	Traffic Calming Circle Existing	All-Way Yield None	3 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	1998
Calgary, AB Calgary Region Canada	8th St. / Frontenac Ave. (51.02937, -114.08350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.5433	Other (At-Grade) Single-Lane	2005	Driveway serving house entering roundabout. ICD estimated from Google Maps linework.
Calgary, AB Calgary Region Canada	Discovery Ridge Blvd. / Discovery Dr. (51.01179, -114.20000)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.0855	Other (At-Grade) Multilane (2 Lane, unspecified)	2001	Date estimated. ICD estimated from Google Maps linework.
Calgary, AB Calgary Region Canada	McKenzie Towne Blvd. / McKenzie Towne Gt. / Prestwick Blvd. / Inverness Gt. (50.91650, -113.96430)	Roundabout Existing	All-Way Yield None	5 Approaches 1 Driveways 80.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2000	Fire station has direct access to circulatory roadway. Year Completed estimated (before 2002).
Calgary, AB Alberta Canada	37 St SW / Hwy 8 WB Ramps (51.00991, -114.14132)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 63.1222	Freeway Ramps (Grade-Separated) Single-Lane	2010	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Bowfort Rd. NW / Bowfort Rd. NW (51.08458, -114.20870)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 33.7610	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Bowfort Rd. NW / Greenbriar Blvd. NW (51.08589, -114.21227)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.0143	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Piita Rise SW (Canada Olympic Dr SW) / Na'a Dr SW (51.08132, -114.21012)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.2675	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Na'a Dr SW / Bowfort Rd. NW (51.08097, -114.20761)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 47.2691	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Richard Rd. SW / Crowchild Trl. SW (SB Ramps) (51.01487, -114.11933)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.8338	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Flanders Ave. SW / Richard Rd. SW (51.01632, -114.11900)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.8270	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Fourth approach stubbed. ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Flanders Ave. SW / Crowchild Trl. SW (NB Ramps) (51.01611, -114.11759)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016
Calgary, AB Alberta Canada	Crescent Blvd. SW / 42nd Ave. SW (51.01383, -114.07227)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 32.3098	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2007) ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Crescent Blvd. SW / 45th Ave. SW / 4th St. SW (51.01302, -114.07132)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.5478	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Frontenac Ave. SW / 10th St. SW (51.02939, -114.08641)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 25.5387	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Scarboro Ave. SW / Sudbury Ave. SW / Shelbourne St. SW (51.04168, -114.10631)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 20.2754	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Frontenac Ave. SW / Carleton St. SW (51.02969, -114.08899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.0771	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Valley Ridge Blvd. NW / Hwy 1 (Trans Canada Hwy) WB Offramp (51.08997, -114.24906)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 35.2574	Freeway Ramps (Grade-Separated) Single-Lane	2006	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Highfield Rd. SE / 26 Ave. SE / Dartmouth Rd. SE (51.03040, -114.04103)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signals/Gates (controlling all approaches)	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	Canadian Pacific Railway tracks through center of roundabout. Gates on circulatory roadway and on east and west approaches. http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf Previous control: rail crossing signal (no gates); Yield on one approach.
Calgary, AB Alberta Canada	Kincora Gate NW / Kincora Glen Rd. NW (51.16669, -114.14711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.9434	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Mahogany Blvd. SE / Mahogany Way SE / Marine Dr. SE (50.90202, -113.92532)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.1537	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.