Roundabouts Database

30321 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
Tempe, AZ
Maricopa Co.
United States 		W 12th St. / S Judd St.
(33.41609, -111.94855) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tempe, AZ
Maricopa Co.
United States 		W 12th St. / S Roosevelt St.
(33.41608, -111.94728) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tempe, AZ
Maricopa Co.
United States 		W 11th St. / S Roosevelt St.
(33.41779, -111.94727) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tempe, AZ
Maricopa Co.
United States 		W 9th St. / S Roosevelt St.
(33.42064, -111.94728) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tempe, AZ
Maricopa Co.
United States 		W Howe St. / S Wilson St.
(33.41682, -111.94575) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tempe, AZ
Maricopa Co.
United States 		W 10th St. / S Wilson St.
(33.41940, -111.94577) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Eleele, HI
Kauai Co.
United States 		Mahea Rd. / Iluna St.
(21.90800, -159.57802) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.4216 		Other (At-Grade)
Single-Lane 		2017 Large trucks may need to turn in front of the central island.
Maricopa, AZ
Pinal Co.
United States 		W Marion May Ln.
(33.05054, -112.00216) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2007 No splitter islands.
Maricopa, AZ
Pinal Co.
United States 		W Dennis Ln.
(33.04972, -112.00217) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2007 No splitter islands.
South Overton, TX
Lubbock Co.
United States 		15th St. / Avenue W
(33.58171, -101.86620) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Round Rock, TX
Williamson Co.
United States 		Logan St. / Prairie Rock Way
(30.50528, -97.65689) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2004 Rebuilt in 2012 with oval central island (which makes it faster for through movements).
Frisco, TX
Denton Co.
United States 		Shaddock Creek Ln. / Thomasville Ln.
(33.16741, -96.86206) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Painted splitter islands. Aerial images from 2021 show testing the potential installation using cones and temporary striping.
Frisco, TX
Denton Co.
United States 		Shaddock Creek Ln. / Southbury Ln.
(33.16718, -96.85847) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2022 Painted splitter islands. Aerial images in 2021 show testing the potential installation using cones and temporary striping.
Frisco, TX
Collin Co.
United States 		Meadow Hill Dr. / Crestview Dr.
(33.16281, -96.80749) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		2023
Frisco, TX
Collin Co.
United States 		Meadow Hill Dr. / Highland Ct. / Parkview Cir.
(33.16318, -96.80569) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		2023
Conway, AR
Faulkner Co.
United States 		Sugar Creek Dr.
(35.06249, -92.45687) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		2 Approaches
3 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Gilber, AZ
Maricopa Co.
United States 		E Vest Ave. / S Sanders Dr.
(33.31067, -111.69970) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Carla Vista Dr. / S Sanders Dr.
(33.31172, -111.69972) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Vest Ave. / S Swallow Ln.
(33.31065, -111.70183) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Vest Ave. / S Heron Ln.
(33.31074, -111.69680) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Oakland St. / S Heron Ln.
(33.31248, -111.69729) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006
Gilbert, AZ
Maricopa Co.
United States 		E Oakland St. / S Swallow Ln.
(33.31243, -111.70186) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2006 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Loma Vista St. / S Swan Dr.
(33.31564, -111.69268) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2003 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Oxford Ln. / S Swan Dr.
(33.31913, -111.69381) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2003 No splitter islands.
Gilbert, AZ
Maricopa Co.
United States 		E Perkinsville St. / S Benjamin Dr.
(33.31177, -111.70813) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5274 		Other (At-Grade)
Single-Lane 		2015 No splitter islands on two legs.
Gilbert, AZ
Maricopa Co.
United States 		E Turley St. / S Benjamin Dr.
(33.31312, -111.70815) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5277 		Other (At-Grade)
Single-Lane 		2015 No splitter islands on two legs.
Boardman, MI
Grand Traverse Co.
United States 		Webster St. / Franklin St.
(44.76060, -85.61118) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		1999 https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Boardman, MI
Grand Traverse Co.
United States 		Webster St. / Wellington St.
(44.76059, -85.61351) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		1999 https://www.record-eagle.com/archives/two-traffic-circles-going-in-this-fall/article_f3f9d4b6-9a9a-5faa-8100-8de9872bbcad.html
Euless, TX
Tarrant Co.
United States 		Pearl Crescent Ln. / Prairie Ridge Ln.
(32.80456, -97.09136) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2016
Euless, TX
Tarrant Co.
United States 		Morning Elm Way / Autumn Mist Way
(32.79677, -97.08814) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2013 Brick apron, tree with mulch bed in the center.
Euless, TX
Tarrant Co.
United States 		Morning Elm Way / Plum Vista Pl.
(32.79536, -97.08825) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2013 Brick apron, mulch bed and tree in the center.
Euless, TX
Tarrant Co.
United States 		Viridian Park Ln. / Clouded Wren Dr.
(32.79922, -97.07605) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
4.5720 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 No splitter islands. Small brick central island.
Euless, TX
Tarrant Co.
United States 		Smokey Quartz Ln. / Cypress Thorn Dr.
(32.80108, -97.08018) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 No splitter islands. Small brick-paved raised central island.
Euless, TX
Tarrant Co.
United States 		Smokey Quartz Ln. / Blue Topaz Trl.
(32.80268, -97.08013) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 Landscaped splitter islands on Smokey Quartz Ln; small brick-paved central island.
Euless, TX
Tarrant Co.
United States 		Smokey Quartz Ln. / Silver Marten Trl.
(32.80427, -97.08013) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 Raised brick-paved central island.
Arlington, TX
Tarrant Co.
United States 		Beaver Creek Dr. / Park View Pl.
(32.81111, -97.07518) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018 Landscaped splitter island only on northwest leg. No apron; small landscaped central island with concrete curb.
Arlington, TX
Tarrant Co.
United States 		Beaver Creek Dr. / Spotted Fawn Dr.
(32.81284, -97.07634) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018 Splitter islands on Beaver Creek Dr. Small landscaped central island, with no apron and a concrete curb.
Arlington, TX
Tarrant Co.
United States 		Emerald Grove Dr. / Prairie Crest Ln.
(32.81193, -97.06947) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
4.5720 		Other (At-Grade)
Single-Lane 		2022
Edmonton, AB
Division 11
Canada 		St Albert Trl. NW / 114 Ave. NW
(53.56362, -113.54515) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.0000 		Other (At-Grade)
Single-Lane 		2022 No splitter islands.
Nashville, TN
Davidson Co.
United States 		Elmwood Ave. / 15th Ave. S
(36.12668, -86.79157) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2018
Edmonton, AB
Division 11
Canada 		83 Ave. NW / 96 St. NW
(53.51902, -113.47669) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Edmonton, AB
Division 11
Canada 		83 Ave. NW / 97 St. NW
(53.51903, -113.47976) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022
Edmonton, AB
Division 11
Canada 		83 Ave. NW / 98 St. NW
(53.51904, -113.48283) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
7.0000 		Other (At-Grade)
Single-Lane 		2017
Edmonton, AB
Division 11
Canada 		97 St. NW / 66 Ave. NW
(53.50289, -113.47947) 		Traffic Calming Circle
Unknown 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2015 No splitter islands.
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
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Buchon St. / Toro St.
(35.28003, -120.65481) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2024
Seattle, WA
King Co.
United States 		NW 75th St. / 30th Ave. NW
(47.68305, -122.39575) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
16.1541 		Other (At-Grade)
Single-Lane
St Petersburg, FL
Pinellas County
United States 		1st St. N / 30th Ave. NE
(27.79940, -82.63444) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island
Tucson, AZ
Pima County
United States 		E 2nd St. / N 1st Ave.
(32.23298, -110.96101) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		E 1st St. / N 1st Ave.
(32.23428, -110.96102) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		E 5th St. / N 1st Ave.
(32.22907, -110.96099) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		N 5th Ave. / E 4th St.
(32.23033, -110.96714) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		N 7th Ave. / E 4th St.
(32.23031, -110.97020) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 5th St. / N 9th Ave.
(32.22900, -110.97328) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 4th St. / N 9th Ave.
(32.23031, -110.97328) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 4th St. / N 10th Ave.
(32.23030, -110.97481) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W University Blvd. / N 9th Ave.
(32.23161, -110.97330) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W University Blvd. / N 10th Ave.
(32.23160, -110.97483) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W University Blvd. / N 11th Ave.
(32.23159, -110.97637) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 1st St. / N 11th Ave.
(32.23420, -110.97638) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 1st St. / N 9th Ave.
(32.23422, -110.97331) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		E 2nd St. / N 7th Ave.
(32.23292, -110.97023) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Tucson, AZ
Pima County
United States 		W 2nd St. / N 9th Ave,
(32.23291, -110.97330) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Salem, OR
Marion County
United States 		Saginaw St. S / Bush St. S
(44.93127, -123.04547) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Salem, OR
Marion County
United States 		Hood St. NE / Cottage St. NE
(44.95186, -123.02692) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Salem, OR
Marion County
United States 		Hood St. NE / Winter St. NE
(44.95156, -123.02571) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Salem, OR
Marion County
United States 		Locust St. NE / Maple Ave. NE
(44.96427, -123.02495) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Salem, OR
Marion County
United States 		Mandy Ave. SE / Suntree Dr. SE
(44.89556, -123.02910) 		Traffic Calming Circle
Removed 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Removed following negative neighborhood feedback.
Waterloo, ON
Waterloo
Canada 		Sundew Dr. / Ginseng St.
(43.45044, -80.59323) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.0000 		Other (At-Grade)
Single-Lane 		2019 Painted splitter islands. Year Completed estimated (2018-2019).
Waterloo, ON
Waterloo
Canada 		Sundew Dr. / Wild Calla St.
(43.45271, -80.59570) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.0000 		Other (At-Grade)
Single-Lane 		2019 Painted splitter islands. Year Completed estimated (2018-2019).
Waterloo, ON
Waterloo
Canada 		Lake Louise Blvd. / Coldstream Dr.
(43.49487, -80.57648) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.0000 		Other (At-Grade)
Single-Lane 		2018 Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018).
Waterloo, ON
Waterloo
Canada 		Lake Louise Blvd. / Inverhuron Crescent
(43.49647, -80.57254) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.0000 		Other (At-Grade)
Single-Lane 		2018 Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018).
Waterloo, ON
Waterloo
Canada 		Lake Louise Blvd. / Rock Point Crescent
(43.49387, -80.57871) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.0000 		Other (At-Grade)
Single-Lane 		2018 Pedestrian crossings adjacent to circulatory roadway. Year Completed estimated (2016-2018).
Mystic, CT
Southeastern Connecticut
United States 		US 1 / E Main St. / Broadway Ave.
(41.35291, -71.96408) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
West Columbia, SC
Lexington Co.
United States 		Ephrata Dr. / Pine Lake Dr.
(34.01358, -81.12198) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.7264 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012)
West Columbia, SC
Lexington Co.
United States 		Ephrata Dr. / Beaver Ln.
(34.01298, -81.12465) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.8976 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012)
Hollywood, FL
Broward Co.
United States 		Hollywood Blvd. / 26th Ave.
(26.01110, -80.15920) 		Signalized Roundabout/Circle
Existing 		Signal
None 		4 Approaches
0 Driveways
200.7172 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Signal access to parking and building in center of circle. ICD estimated from Google Maps linework.
Hollywood, FL
Broward Co.
United States 		Hollywood Blvd. / S. Federal Hwy. (US 1) / Harrison St. / Tyler St.
(26.01150, -80.14300) 		Signalized Roundabout/Circle
Existing 		Signal
None 		7 Approaches
0 Driveways
70.8411 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Signalized access, parking area in central island. ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Dupont Circle (Mass Ave. / Conn. Ave. / New Hampshire Ave.19th St. / P St.)
(38.90965, -77.04344) 		Signalized Roundabout/Circle
Existing 		Signal
None 		10 Approaches
0 Driveways
137.5441 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Washington Circle (Penn. Ave. / New Hampshire Ave. / 23rd St. / K St.)
(38.90252, -77.05010) 		Signalized Roundabout/Circle
Existing 		Signal
None 		8 Approaches
0 Driveways
119.8984 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Scott Circle (Mass. Ave. / Rhode Isl. Ave. / 16th St. / N St.)
(38.90725, -77.03654) 		Signalized Roundabout/Circle
Existing 		Signal
None 		6 Approaches
0 Driveways
51.1161 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.)
(38.90965, -77.02963) 		Signalized Roundabout/Circle
Existing 		Signal
None 		5 Approaches
0 Driveways
120.8157 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.)
(38.90565, -77.03196) 		Signalized Roundabout/Circle
Existing 		Signal
None 		6 Approaches
0 Driveways
75.2817 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Ward Circle (Mass. Ave. / Nebraska Ave.)
(38.93792, -77.08590) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
80.8214 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Tenley Circle (Nebraska Ave. / Wisconsin Ave. / Yuma St.)
(38.94628, -77.07875) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
73.3809 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Randle Circle (Mass. Ave. / Minn. Ave. / K St.)
(38.87810, -76.96148) 		Signalized Roundabout/Circle
Existing 		Signal
None 		7 Approaches
0 Driveways
118.0801 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
New York, NY
Manhattan Co.
United States 		Columbus Circle (7th Ave. / Broadway / Central Park West / Central Park South)
(40.76808, -73.98187) 		Signalized Roundabout/Circle
Existing 		Signal
None 		5 Approaches
0 Driveways
123.0168 		Other (At-Grade)
Multilane (3+ Lane) 		1905 ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		New York Ave. / Montana Ave. / West Virginia Ave.
(38.91723, -76.97813) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
65.9769 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Pennsylvania Ave. / Potomac Ave.
(38.88034, -76.98549) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
81.8167 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
New Orleans, LA
Orleans Par.
United States 		Lee Circle (St. Charles Ave. / Andrew Higgins Dr.)
(29.94333, -90.07247) 		Signalized Roundabout/Circle
Existing 		Other
None 		4 Approaches
0 Driveways
99.3513 		Other (At-Grade)
Unknown 		Two tram lines run along the circulatory roadway. Some entry-circulating points are fully signalized; others are yield-controlled. ICD estimated from Google Maps linework.
Rotterdam, South Holland
Rotterdam
Netherlands 		N471 / A20 Ramps
(51.93857, 4.46121) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
116.3371 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		ICD estimated from Google Maps linework.
Utrecht, Utrecht
Utrecht
Netherlands 		N408 / E35-A12 Ramps
(52.05643, 5.12223) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Arnhem, Gelderland
Arnhem
Netherlands 		N325 / A12 Ramps / A348 / President Kennedylaan
(51.98192, 5.97865) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		5 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Amsterdam, North Holland
Amsterdam
Netherlands 		Surinameplein
(52.35839, 4.85313) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
64.9167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Nijmegen, Gelderland
Nijmegen
Netherlands 		Energieweg / Industrieweg
(51.85051, 5.83151) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
74.5133 		Other (At-Grade)
Multilane (3+ Lane) 		ICD estimated from Google Maps linework.
Nijmegen, Gelderland
Nijmegen
Netherlands 		Keizer Karelplein
(51.84214, 5.85935) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		6 Approaches
0 Driveways
115.8491 		Other (At-Grade)
Multilane (3+ Lane) 		ICD estimated from Google Maps linework.
Kastrup, Capital
Tårnby
Denmark 		Englandsvej / Tårnbyvej
(55.63305, 12.60215) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
50.5641 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Parkville, Victoria

Australia 		Elizabeth St. / Flemington Rd. / Peel St. / Pelham St.
(-37.80124, 144.95719) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (3+ Lane) 		Trams running through central island.
Carlton, Victoria

Australia 		Swanston St. / College Crescent / Cemetery Rd. E.
(-37.79328, 144.96492) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
67.9529 		Other (At-Grade)
Multilane (3+ Lane) 		ICD estimated from Google Maps linework.
Tullamarine, Victoria

Australia 		Melrose Dr. / Mickleham Rd. / Broadmeadows Rd.
(-37.69947, 144.88032) 		Signalized Roundabout/Circle
Existing 		Signal
Unknown 		4 Approaches
0 Driveways
37.7995 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.