29492 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
Carmel, IN
Hamilton Co.
United States
E 96th St. / Haverstick Rd.
(39.92692, -86.11748)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 http://carmellink.com/project.php?title=96th%20Street%20and%20Haverstick%20Road%20Roundabout http://carmellink.com/images/projects/96th-St-and-Keystone-Pkwy-Exhibit.2017.01.jpg Scheduled for completion by July 4 2020.
Bend, OR
Deschutes Co.
United States
SE 15th St. / SE Golden Gate Pl.
(44.02068, -121.28483)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019
Marquette, MI
Marquette Co.
United States
US 41 / CR HQ
(46.54939, -87.46102)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2019 Year Completed estimated (2019-2020).
Hawthorn Woods, IL
Lake Co.
United States
W Schwerman Rd. / Tournament Dr.
(42.24819, -88.07133)
Other
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
South Dixie, FL
Broward Co.
United States
(unnamed)
(26.21489, -80.13347)
Other
Existing
All-Way Stop
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Deerfield Beach, FL
Broward Co.
United States
Cypress Lake Blvd. / Cypress Ln. / Cypress Park Way
(26.28927, -80.13446)
Other
Existing
All-Way Stop
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Deerfield Beach, FL
Broward Co.
United States
Grantham Cir.
(26.30864, -80.13418)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Kings Point, FL
Palm Beach Co.
United States
Andalucia Ln.
(26.43411, -80.18069)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
2 Approaches
2 Driveways
0.0000
Other (At-Grade)
Single-Lane
North Mankato, MN
Nicollet Co.
United States
Lookout Dr. / US 14 EB Ramps
(44.18021, -94.05378)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2016 Year Completed estimated (2015-2017).
North Mankato, MN
Nicollet Co.
United States
Lookout Dr. / US 14 WB Ramps
(44.18184, -94.05374)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2016 Year Completed estimated (2015-2017).
Blackman Township, MI
Jackson Co.
United States
Cooper St. / I-94 WB Ramps
(42.27376, -84.40371)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Single-Lane
2019 https://www.mlive.com/news/jackson/2019/12/take-a-ride-on-new-i-94-cooper-street-bridge-roundabouts-after-9-month-closure.html
Blackman Township, MI
Jackson Co.
United States
Cooper St. / I-94 EB Ramps
(42.27098, -84.40380)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Single-Lane
2019 https://www.mlive.com/news/jackson/2019/12/take-a-ride-on-new-i-94-cooper-street-bridge-roundabouts-after-9-month-closure.html
Mankato, MN
Blue Earth Co.
United States
CR 12 (586th Ave.) / Hoffman Rd.
(44.15578, -93.93909)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2015-2019).
Mankato, MN
Blue Earth Co.
United States
Hoffman Rd. / Prairie Winds Dr.
(44.15592, -93.94483)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2015-2019).
Oroville, CA
Butte Co.
United States
SR 191 (Clark Rd.) / Durham Pentz Rd.
(39.64733, -121.63448)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 Painted splitter islands and truck apron; gravel inside the center island. Year Completed estimated (2018-2019).
Carmel, IN
Hamilton Co.
United States
N Range Line Rd. / Lowes Way
(39.99193, -86.12728)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
0.0000
Other (At-Grade)
Unknown
2020 New roundabout opened for connection to the new Lowes Way extension (will connect to the new overpass to the east over Keystone). https://www.hamiltoncounty.in.gov/881/Lowes-Way-Connection---Phase-2 . https://twitter.com/HamcoIndiana/status/1254047807759097859
Lincoln, NE
Lancaster Co.
United States
N 66th St. / Fremont St.
(40.84863, -96.63043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2018 Year Completed estimated (2018-2019).
Lake Forest, CA
Orange Co.
United States
Hudson Bay Circle
(33.66310, -117.68560)
Other
Existing
Uncontrolled
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pasadena, CA
Los Angeles Co.
United States
S El Molino Ave. / Glenarm St.
(34.12759, -118.13717)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Anderson Township, OH
Hamilton Co.
United States
(unknown)
(39.07631, -84.34992)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
Anderson Township, OH
Hamilton Co.
United States
(unknown)
(39.07418, -84.34995)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
Watford City, ND
McKenzie Co.
United States
12th St. SE / 6th Ave. SE
(47.79584, -103.26239)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2017-2018).
Findlay, OH
Hancock Co.
United States
Lima Ave. / US 68-SR 15 EB On-ramp / I-75 Off-ramp
(41.02305, -83.66838)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Single-Lane
2019 https://socialfindlay.com/lima-ave-roundabout/
Findlay, OH
Hancock Co.
United States
Lima Ave. / US 68-SR 15 WB Off-ramp / I-75 On-ramp
(41.02393, -83.66688)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Single-Lane
2019 https://socialfindlay.com/lima-ave-roundabout/
Norwood Young America, MN
Carver Co.
United States
CR 33 / CR 34
(44.78632, -93.92955)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 https://www.co.carver.mn.us/departments/public-works/projects-studies/highway-33-34-roundabout-project
Fishers, IN
Hamilton Co.
United States
E 96th St. / Sargent Rd.
(39.92707, -86.00638)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 Open June 8, 2020. https://twitter.com/DriveFishers/status/1270045736265297922
Cumberland, RI
Providence Co.
United States
Diamond Hill Rd. (Rte 114) / I-295 NB Ramps
(41.94962, -71.40285)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2019 https://www.ri.gov/press/view/36693
Cumberland, RI
Providence Co.
United States
Diamond Hill Rd. (Rte 114) / I-295 SB Ramps
(41.95149, -71.40241)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2019 https://www.ri.gov/press/view/36693
Avalon, CA
Los Angeles Co.
United States
Casino Way / Crescent Ave. / Marilla Ave. / Whittley Ave.
(33.34498, -118.32692)
Other
Existing
All-Way Stop
Unknown
5 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Rancho Santa Margarita, CA
Orange Co.
United States
Auto Center Dr. / (parking lot)
(33.64100, -117.60714)
Other
Existing
Other
Unknown
5 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Mix of uncontrolled and stop-signs
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
Gurnee, IL
Lake Co.
United States
Almond Rd. / Dada Dr.
(42.37601, -87.98463)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2018 https://www.gurnee.il.us/government/departments/community-development/engineering/almond-and-dada-intersection
Truckee, CA
Nevada Co.
United States
Donner Pass Rd. / Stockrest Spring Rd.
(39.33476, -120.17472)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
1 Driveways
0.0000
Other (At-Grade)
Unknown
2019
Brownsburg, IN
Hendricks Co.
United States
Hornaday Rd. / CR 300N
(39.80708, -86.38169)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019
Brownsburg, IN
Hendricks Co.
United States
Airport Rd. (CR 400N) / Northfield Dr.
(39.82194, -86.37069)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019
Marina del Rey, CA
Los Angeles Co.
United States
Palawan Way
(33.98169, -118.45554)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States
Via Straits Ln. / Verde Mar Dr.
(33.65107, -117.95874)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States
Via Straits Ln. / Villa Pacific Dr.
(33.65226, -117.95877)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States
Villa Pacific Dr. / Greenspray Ln.
(33.65239, -117.95548)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States
Villa Pacific Dr. / Monaco Cir.
(33.65250, -117.95423)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Stanton, CA
Orange Co.
United States
Lansdale Cir. / Moordale Cir.
(33.77871, -117.99627)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Anaheim, CA
Orange Co.
United States
Paradise Way / Downtown Dr.
(33.80705, -117.92562)
Other
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Anaheim, CA
Orange Co.
United States
Convention Way / Hotel Way / (hotel driveway)
(33.79976, -117.91729)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Two approaches controlled by yield, two controlled by stop.
Anaheim, CA
Orange Co.
United States
Transit Plaza
(33.79806, -117.92072)
Other
Existing
Other
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Mix of stop and yield.
Tempe, AZ
Maricopa Co.
United States
Rio Salado Pkwy / S Ash Ave.
(33.42935, -111.94276)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 Tempe Street Car crossing through the middle. https://www.tempe.gov/government/engineering-and-transportation/transportation/streets-signals-traffic/roundabouts/first-st-ash-ave-rio-salado-pkwy-roundabout
Waxhaw, NC
Union Co.
United States
NC 200 (Lancaster Hwy.) / McWhorter Rd.
(34.86874, -80.66471)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019
Kings Mountain, NC
Cleveland Co.
United States
Kings Mountain Blvd. / Margrace Rd.
(35.21306, -81.38145)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 Year Completed estimated (2018-2021).
Canton, NC
Haywood Co.
United States
NC 110 (Pisgah Dr.) / Locust St. / Holtzclaw St.
(35.52709, -82.83616)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 Year Completed estimated (2020-2021).
Carrboro, NC
Orange Co.
United States
SR 1772 (Greensboro St.) / SR 1780 (Estes Dr.)
(35.91752, -79.07507)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021
Carthage, NC
Moore Co.
United States
Camp Easter Rd. / (McDeeds Creek Elementary School) / (Pope John Paul II Catholic School)
(35.21261, -79.38105)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
0.0000
Other (At-Grade)
Unknown
2019
Cary, NC
Wake Co.
United States
SR 1650 (Reedy Creek Rd.) / Wyatts Pond Ln.
(35.81243, -78.77274)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021
Dublin, NC
Bladen Co.
United States
NC 41 / NC 410
(34.64334, -78.73598)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020
Ayden, NC
Pitt Co.
United States
NC 102 / Fredrick Dr.
(35.47599, -77.43995)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2019
Lake Point, UT
Tooele Co.
United States
Saddleback Blvd. / Sunset Rd.
(40.68168, -112.25544)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2019 Year Completed estimated (2017-2020).
Hutchinson, MN
McLeod Co.
United States
S Grade Rd SW / (parking lots)
(44.87807, -94.37705)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020 Year Completed estimated (2018-2021).
Bunnell, FL
Flagler Co.
United States
US 1 / S Old Dixie Hwy. / CR 325
(29.40689, -81.19684)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2019 Through bypass lane on northwest leg. Previous control: stop sign and yield signs. http://www.cflroads.com/project/441210-1/SR_5_US_1_at_Old_Dixie_Highway_Roundabout
Las Vegas, NV
Clark Co.
United States
E Sahara Ave. / S Hollywood Blvd.
(36.14450, -115.02914)
Roundabout
Removed
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 This was built as a temporary roundabout in 2016. Some of the scenes in this video are when it was obviously temporary, some look like it is now: https://www.youtube.com/watch?v=IaFwJy3mCXc Removed in 2019. https://www.fox5vegas.com/news/cone-zone-hollywood-boulevard-roundabout-removed/video_cac02d5b-4d52-51df-940b-3b1d929a0d7c.html
Superior, CO
Boulder Co.
United States
Main St. / Gateway Dr.
(39.95169, -105.16353)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2017 Elliptical shape.
New Orleans, LA
Orleans Par.
United States
Harrison Ave. / Diagonal Dr.
(30.00165, -90.09264)
Other
Existing
All-Way Yield
Other
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Painted splitter islands.
Jackson, GA
Butts Co.
United States
GA 36 / Keys Ferry Rd. / Barnetts Bridge Rd.
(33.38354, -83.90334)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 Initially installed in 2017 as a modular, rapid-install roundabout (ICD = 70 ft). Converted to single-lane roundabout with raised central island in 2022. https://www.jacksonprogress-argus.com/news/roundabout-replacement-at-hwy-36-and-barnetts-bridge-road-in-butts-county-begins-jan-31/article_58c8363c-806c-11ec-be5a-efce5e2209d4.html
Wakefield, MA
Middlesex Co.
United States
Rte 129 (Salem St.-Lowell St.) / Haverhill St. / I-95 Ramps
(42.52541, -71.08090)
Rotary
Existing
All-Way Yield
None
5 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Pavement markings improvement in 2016.
Chatham, MA
Barnstable Co.
United States
Main St. (Rte 28) / Stage Harbor Rd. / Old Harbor Rd. (Rte 28) / Queen Anne Rd.
(41.68267, -69.96167)
Other
Existing
All-Way Yield
None
5 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian crossing within circulatory roadway.
Troy, OH
Miami Co.
United States
Main St. (Rte 41) / Market St. (Rte 55)
(40.03961, -84.20333)
Other
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Painted splitter islands. Right-turn-only lanes on all legs.
Hemel Hempstead, England
Herts
United Kingdom
Plough Roundabout: A414 / Lawn Ln. / Two Waters Rd. / Station Rd. / Leighton Buzzard Rd. / Selden Hill
(51.74628, -0.47329)
Roundabout
Existing
All-Way Yield
Unknown
6 Approaches
0 Driveways
0.0000
Other (At-Grade)
Ring junction (3+ mini-roundabouts in ring)
Ring junction of six mini-roundabouts.
Parkville, VIC

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.
Corinth, MS
Alcorn Co.
United States
Harper Rd. / Droke Rd.
(34.92347, -88.49539)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2010 School 1000' west of roundabout.
Spokane, WA
Spokane Co.
United States
W Pacific Ave. / S Cannon St.
(47.65555, -117.44160)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006 No splitter islands on north and south legs. Pedestrian crossings within circulatory roadway. April 2006.
Cupertino, CA
Santa Clara Co.
United States
Portal Ave. / Wheaton Dr.
(37.32445, -122.01964)
Traffic Calming Circle
Existing
All-Way Stop
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2001 Year Completed estimated (2000-2002).
Newport, RI
Newport Co.
United States
J. T. Connell Hwy. / Admiral Kalbfus Rd.
(41.50703, -71.31757)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2022 Conversion from rotary to roundabout. https://www.newportthisweek.com/articles/rotary-morphing-into-a-roundabout/
Portland, OR
Multnomah Co.
United States
SE 55th Ave. (N) / SE Lincoln St.
(45.50806, -122.60650)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
1990 Completed 5/14/1990.
Portland, OR
Multnomah Co.
United States
SE 55th Ave. (S) / SE Lincoln St.
(45.50804, -122.60610)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
1990 Completed 5/14/1990.
Seattle, WA
King Co.
United States
Meridian Ave. N / N 37th St.
(47.65196, -122.33386)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Seattle, WA
King Co.
United States
22nd Ave. E / E Thomas St.
(47.62138, -122.30360)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006
Scottsdale, AZ
Maricopa Co.
United States
N 68th St. / E Cholla St.
(33.58949, -111.93552)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2003 Completed with traffic calming project.
Seattle, WA
King Co.
United States
Sunnyside Ave. N / N 43rd St.
(47.65912, -122.33020)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006
Seattle, WA
King Co.
United States
61st Ave. S / S. Cooper St.
(47.51166, -122.25710)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006
Seattle, WA
King Co.
United States
25th Ave. S / S Dearborn St.
(47.59556, -122.30010)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
0 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006
Claremont, CA
Los Angeles Co.
United States
Indian Hill Blvd. / Bonita St.
(34.09662, -117.71930)
Roundabout
Removed
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
2000 Temporary roundabout installed in August 1999, removed in April 2000. Strong public negative opinion cited as reason for removal. (Westernite, July-August 2000, pp. 2-3)
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.
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
Littleton, CO
Arapahoe Co.
United States
Elati St. / Briarwood St.
(39.59236, -104.99770)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
None
4 Approaches
0 Driveways
5.5221
Other (At-Grade)
Single-Lane
Functional Class: Collector ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
21st Ave. E / E. Republican St.
(47.62320, -122.30470)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
5.6349
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
17th Ave. E. / E. Spring St.
(47.61153, -122.31020)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
5.6361
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
17th Ave. E. / E. Marion St.
(47.61036, -122.31020)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
6.4414
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States
Guilford Ave. / 22nd St.
(39.31441, -76.61263)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
6.4682
Other (At-Grade)
Single-lane w/ Traversable Central Island
2012 ICD estimated from Google Maps linework.
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
Spring Branch East, TX
Harris Co.
United States
Hillendahl Blvd. / Westwood Dr.
(29.79893, -95.49322)
Roundabout
Removed
All-Way Yield
None
3 Approaches
0 Driveways
7.0101
Other (At-Grade)
Single-lane w/ Traversable Central Island
2010 Built as a mini roundabout in 1998 as part of a larger neighborhood street reconstruction project. It had a mountable center island 6 ft. in diameter and 3" high made from recycled rubber; long gone. Conversion to TWSC estimated from aerial photos.
Seattle, WA
King Co.
United States
40th Ave. SW / SW Manning St.
(47.57122, -122.38250)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
7.2520
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Kew, VIC

Australia
Barry St. / Molesworth St.
(-37.80108, 145.02723)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
7.5495
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
2nd Ave. NE / NE 91st St.
(47.69499, -122.32710)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
8.0388
Other (At-Grade)
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
18th Ave. E. / E. Spring St.
(47.61154, -122.30890)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
8.0516
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States
Balsam Ave. / 15th St.
(40.02675, -105.27660)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
8.2310
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States
Franklin St. / Cherryville Rd.
(39.61832, -104.96920)
Traffic Calming Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
8.2800
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Fairbanks, AK
Fairbanks North Star Borough
United States
Danby St. / Wembley Ave.
(64.85329, -147.75097)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
8.6278
Other (At-Grade)
Multilane (2 Lane, unspecified)
2019 http://dot.alaska.gov/nreg/danby-wembley/. Designed for OSOW vehicles to make movements between west and south legs, including reverse movements through right-turn bypass lanes. ICD estimated from Google Maps linework.
Lansing, MI
Ingham Co.
United States
Beal Ave. / Sparrow Ave.
(42.71602, -84.56174)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
8.7750
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States
16th Ave. E. / E. Spring St.
(47.61154, -122.31150)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
8.8568
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Elmira, NY
Chemung Co.
United States
Maple Ave. / Caldwell Ave.
(42.08399, -76.79589)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
8.8639
Other (At-Grade)
Single-lane w/ Traversable Central Island
2012 Year completed estimated (2011-2013). ICD estimated from Google Maps linework.
West Lafayette, IN
Tippecanoe Co.
United States
Klondike Rd. / Lindberg Rd.
(40.44564, -86.96186)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
9.0891
Other (At-Grade)
Single-Lane
2019 https://www.wlfi.com/content/video/511776742.html ICD estimated from Google Maps linework.
Riviera, CA
Santa Barbara Co.
United States
Mountain Dr. / Mission Ridge Rd.
(34.44102, -119.71150)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
9.1440
Other (At-Grade)
Single-lane w/ Traversable Central Island
2007 Central island is painted only, similar to UK practice. Two approaching streets are only separated by a retaining wall. Year Completed estimated (2006-2007).