28944 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
Longmont, CO
Boulder Co.
United States
Sundance Dr. / Twilight Dr.
(40.19529, -105.06175)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2016 Initial construction without splitter islands 1999-2002. Splitter islands added 2016-2017.
Ceres, CA
Stanislaus Co.
United States
Helen Perry Rd. / Eastgate Blvd.
(37.60202, -120.92512)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4320
Other (At-Grade)
Single-Lane
2005 Initial construction without splitter islands around 2005. Converted into roundabout with splitter islands 2006-2009.
Oxford, MS
Lafayette Co.
United States
Sisk Ave. / Persimmon Ln.
(34.37239, -89.48771)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
57.9120
Other (At-Grade)
Multilane (2 Lane, unspecified)
2014 Initially built as traffic circle. Modified from circle to roundabout 2016-2019. Left lane trapped as left-turn-only lane but marked as through lane.
Provo, UT
Utah Co.
United States
Veterans Pkwy. / Edgewood Dr. (Shops at Riverwoods)
(40.29899, -111.65785)
Other
Removed
All-Way Yield
None
3 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2010 Initially constructed 1999. Converted 2010-2011 into pedestrian use only as part of outdoor mall.
Phoenix, AZ
Maricopa Co.
United States
Happy Valley Rd. / I-17 NB Ramps
(33.71291, -112.11477)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
64.0077
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2020 Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442
Phoenix, AZ
Maricopa Co.
United States
Happy Valley Rd. / I-17 SB Ramps
(33.71292, -112.12019)
Roundabout
Removed
All-Way Yield
None
3 Approaches
0 Driveways
62.4840
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2020 Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442
(unincorporated), TX
Hays Co.
United States
Ledge Stone Dr. / Rocky Ridge Trl.
(30.20694, -97.97889)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2007 Initially constructed 2006-2008 with southeast and northeast legs. Northwest leg added 2013-2014. Southwest leg added 2020-2021.
Stockbridge, GA
Henry Co.
United States
GA 138 / Moseley Dr.
(33.56930, -84.16559)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
30.4800
Other (At-Grade)
Single-Lane
2016 Initially constructed as a mini-roundabout in 2016; upgraded to a full roundabout in 2022. https://mhfnews.org/2022/06/16/gdot-crews-to-enlarge-moseley-drive-roundabout/
Kissimmee, FL
Osceola Co.
United States
Lakeview Dr. / Beaumont Ave. / (parking lot)
(28.28792, -81.40892)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-lane w/ Traversable Central Island
2011 Initially constructed with three legs (northeast, southwest, southeast). Northeast leg added 2016.
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
Gig Harbor, WA
Pierce Co.
United States
Borgen Blvd. / 51st
(47.35959, -122.60640)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
35.5974
Other (At-Grade)
Single-Lane
2002 In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
12th Ave. SW / 12th Pl. SW / SW 340th St.
(47.29677, -122.35142)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.6299
Other (At-Grade)
Single-Lane
2013 Inscribed diameter of 76 feet, landscaped central island, yield control on all approaches. No curbing for channelizing the approaches, paint only. Opened November 2013. ICD estimated from Google Maps linework.
Rocklin, CA
Placer Co.
United States
Crossings Dr. / Bass Pro Dr.
(38.80077, -121.20376)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, unspecified)
2014 Inside a mall parking area. Year Completed estimated (2013-2014). Partial concentric striped circulatory roadway.
Sacramento, CA
Sacramento Co.
United States
Promenade Cir. / (unknown)
(38.63732, -121.49950)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.5175
Other (At-Grade)
Single-Lane
2006 Inside commercial/office park. ICD estimated from Google Maps linework.
Northwest Warren, MI
Macomb Co.
United States
William Durant Blvd. / Charles Chayne Rd.
(42.50727, -83.04056)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
62.4840
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Inside General Motors plant.
Northwest Warren, MI
Macomb Co.
United States
Edward Cole Blvd. / Louis Chevrolet Rd.
(42.51705, -83.03027)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
62.4840
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Inside General Motors plant. Year Completed estimated (2003-2005).
San Diego, CA
San Diego Co.
United States
Surface Navy Blvd. / S 32nd St.
(32.68369, -117.12563)
Roundabout
Existing
All-Way Yield
Other
3 Approaches
0 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 Inside Naval Base San Diego. Entrance station on north leg. Year Completed estimated (2009-2010).
Charlotte, NC
Mecklenburg Co.
United States
Piedmont Row Dr. / Bullfinch Rd.
(35.15216, -80.83980)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.0606
Other (At-Grade)
Single-Lane
2006 Inside private development. ICD estimated from Google Maps linework.
Palm Coast, FL
Flagler Co.
United States
(shopping center entrance) / (shopping center road)
(29.47666, -81.21430)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.0660
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008 Inside shopping center. ICD estimated from Google Maps linework.
Davidsonville, MD
Prince George's Co.
United States
Town Center Blvd. / Emerald Way
(38.94399, -76.73410)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Inside shopping center. No splitter islands on east and west legs.
Glenarden, MD
Prince George's Co.
United States
Campus Way N / McHugh Dr.
(38.92127, -76.84944)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Inside shopping center. No splitter islands on northwest and southeast legs.
Glenarden, MD
Prince George's Co.
United States
Campus Way N / Woodmore Center Dr.
(38.92263, -76.84787)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Inside shopping center. No splitter islands on northwest and southeast legs.
Cinnaminson, NJ
Burlington Co.
United States
Branch Pike / Burlington Pike
(39.99064, -75.00752)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2008 Inside shopping center. Year Completed estimated (2007-2008).
Stone Mountain Park, GA
DeKalb Co.
United States
Robert E Lee Blvd. / Covered Bridge Ln.
(33.80518, -84.13525)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.8178
Other (At-Grade)
Single-Lane
2003 Inside Stone Mountain Park. Functional Class: Local ICD estimated from Google Maps linework.
University City, MO
St. Louis Co.
United States
Delmar Blvd. / Trinity Ave.
(38.65653, -90.31072)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.7103
Other (At-Grade)
Single-Lane
2015 Installed as temporary roundabout ~2013. Made permanent 2015. ICD estimated from Google Maps linework.
Milwaukee, WI
Milwaukee Co.
United States
E Hampshire Ave. / N Bartlett Ave.
(43.07567, -87.88907)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.1541
Other (At-Grade)
Single-Lane
Installed before April 2005.
Milwaukee, WI
Milwaukee Co.
United States
N Cambridge Ave. / E Kenwood Blvd.
(43.07468, -87.89152)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
3 Approaches
0 Driveways
9.7536
Other (At-Grade)
Single-lane w/ Traversable Central Island
Installed before April 2005.
Milwaukee, WI
Milwaukee Co.
United States
E Kenwood Blvd. / N Newhall St.
(43.07468, -87.89032)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
17.6784
Other (At-Grade)
Single-Lane
Installed before April 2005.
Milwaukee, WI
Milwaukee Co.
United States
E Kenwood Dr. / N Bartlett Ave.
(43.07467, -87.88911)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
16.4589
Other (At-Grade)
Single-Lane
Installed before April 2005.
Milwaukee, WI
Milwaukee Co.
United States
E Brown St. / N Hubbard St.
(43.05646, -87.90837)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
19.8120
Other (At-Grade)
Single-Lane
Installed before February 2005.
Milwaukee, WI
Milwaukee Co.
United States
E Hartford Ave. / N Newhall St.
(43.07766, -87.89023)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
16.7637
Other (At-Grade)
Single-Lane
Installed before March 2000, exact date unknown
Milwaukee, WI
Milwaukee Co.
United States
E Hartford Ave. / N Bartlett Ave.
(43.07765, -87.88901)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
16.4589
Other (At-Grade)
Single-Lane
Installed before March 2000.
Milwaukee, WI
Milwaukee Co.
United States
E Reservoir Ave. / N Hubbard St.
(43.05516, -87.90840)
Traffic Calming Circle
Existing
Uncontrolled
None
4 Approaches
0 Driveways
19.2024
Other (At-Grade)
Single-Lane
Installed before March 2000.
Naples, FL
Collier Co.
United States
8th St. S / 12th Ave. S
(26.13267, -81.79491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.2281
Other (At-Grade)
Single-Lane
1996 Installed for community enhancement. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 12th Ave. N.
(26.15734, -81.79282)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
13.7160
Other (At-Grade)
Single-Lane
1996 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Naples, FL
Collier Co.
United States
7th St. N. / 3rd Ave. N.
(26.15530, -81.80524)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
9.6483
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 7th Ave. N.
(26.15619, -81.79971)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.5125
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 11th Ave. N.
(26.15712, -81.79420)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
13.7160
Other (At-Grade)
Single-Lane
1996 Installed for traffic calming. Painted splitter islands. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Coronado, CA
San Diego Co.
United States
Pomona Ave. / 7th St. / Adella Ave.
(32.68808, -117.17250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2008 Installed initially as temporary construction with no landscaping in 2008. Made permanent in 2014.
South Mountain, AZ
Maricopa Co.
United States
S 20th St. / E Euclid St.
(33.36686, -112.04021)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.2024
Other (At-Grade)
Single-Lane
2015 Installed initially as traffic calming circle in 2007-2009. Converted to roundabout 2014-2015.
Bargersville, IN
Johnson Co.
United States
SR 144 / I-69 SB Ramps
(39.56591, -86.24760)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2022 Interchange replaced at-grade signalized intersection.
Bargersville, IN
Johnson Co.
United States
SR 144 / CR 144 / I-69 NB Ramps
(39.56557, -86.24616)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2022 Interchange replaced at-grade signalized intersection.
Wentzville, MO
St. Charles Co.
United States
Prospect Rd. / I-64 EB Exit Ramp
(38.79596, -90.82043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6717
Freeway Ramps (Grade-Separated)
Single-Lane
2008 Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009).
Wentzville, MO
St. Charles Co.
United States
Prospect Rd. / Corporate Pkwy. / I-64 WB Exit Ramp
(38.79597, -90.81810)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6720
Freeway Ramps (Grade-Separated)
Single-Lane
2008 Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009).
Janesville, WI
Rock Co.
United States
N Harmony Town Hall Rd. / STH 26 NB Ramps
(42.75114, -88.95416)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Freeway Ramps (Grade-Separated)
Single-Lane
2012 Interchange replaced single at-grade two-way stop-controlled intersection.
Janesville, WI
Rock Co.
United States
N Harmony Town Hall Rd. / STH 26 SB Ramps
(42.75331, -88.95426)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Freeway Ramps (Grade-Separated)
Single-Lane
2012 Interchange replaced single at-grade two-way stop-controlled intersection.
McFarland, WI
Dane Co.
United States
CR AB / US 12-US 18 WB Ramps
(43.04036, -89.24278)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2023 Interchange replaced single stop-controlled intersection.
McFarland, WI
Dane Co.
United States
CR AB / US 12-US 18 EB Ramps
(43.03910, -89.24354)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2023 Interchange replaced single stop-controlled intersection.
Charlotte, NC
Mecklenburg Co.
United States
Moores Chapel Rd. / I-485 SB Ramp
(35.27376, -80.96779)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
37.0520
Freeway Ramps (Grade-Separated)
Single-Lane
2005 Interchange terminal. Fatal crash June 28, 2011. ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States
Moores Chapel Rd. / I-485 NB Ramp
(35.27366, -80.96478)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
37.0520
Freeway Ramps (Grade-Separated)
Single-Lane
2005 Interchange terminal. Fatal crash May 14, 2008. ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States
Coffee Rd. / Claratina Ave.
(37.69985, -120.97630)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.1294
Other (At-Grade)
Single-Lane
2008 Interim configuration ICD estimated from Google Maps linework.
American Fork, UT
Utah Co.
United States
N 4850 W / 620 S
(40.36393, -111.77437)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
53.3400
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2021 Interim configuration with north, south, and west legs only. Right-turn-only lane on west leg and striped out receiving lane in circulatory roadway. Two circulating lanes on north leg in interim configuration. Year Completed estimated (2021-2022).
Celina, TX
Collin Co.
United States
Choate Pkwy. / Kinship Pkwy.
(33.29258, -96.76976)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
60.9600
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2021 Interim scenario - ultimate lane configuration striped out on initial build.
Bend, OR
Deschutes Co.
United States
NW Crossing Dr. / Shevlin Park Road
(44.06410, -121.34480)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.3280
Other (At-Grade)
Single-Lane
2006 Intersection as part of NW Crossing Development. Connection to existing NW Shevlin Park Road. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States
Wanamaker Rd. / SW 6th Ave.
(39.05662, -95.76134)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.7180
Other (At-Grade)
Single-Lane
2004 Intersection expanded for new development. Previously T with 6th controlled by stop sign. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Colonie, NY
Albany Co.
United States
Albany Shaker Rd. / Maxwell Rd.
(42.72396, -73.79143)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.7278
Other (At-Grade)
Multilane (2 Lane, unspecified)
2011 Intersection is being relocated to east. Addition of a fourth leg is planned. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States
N Happy Valley Rd. / E Victory Rd.
(43.57444, -116.51303)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2021 Intersection moved 0.1 mile south due to airport. https://www.idahopress.com/news/local/1903-wright-flyer-sculpture-featured-at-new-roundabout-near-nampa-airport/article_a2bb7a2a-7fdf-5110-b36f-8657c33dda60.html
Oxford, MS
Lafayette Co.
United States
S Lamar Blvd. / Belk Blvd.
(34.34730, -89.52118)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.4013
Unknown
Single-Lane
2018 Intersection moved about 100 feet north. https://www.oxfordeagle.com/2018/07/13/construction-continues-on-south-lamar-roundabout/ ICD estimated from Google Maps linework.
Canton, OH
Stark Co.
United States
Harrisburg Rd. NE / 30th St. NE / (unknown)
(40.82993, -81.34759)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2019 Intersection moved about 100 feet south. Year Completed estimated (2019-2020).
Anderson, SC
Anderson Co.
United States
Brown Rd. / Kings Rd. / Frances Cannon Dr.
(34.56968, -82.66937)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.6029
Other (At-Grade)
Single-Lane
2018 Intersection moved about 100 ft south; Frances Cannon Dr rerouted to the roundabout. Truck apron takes up almost the entire center island. https://www.independentmail.com/story/news/local/2017/12/28/roundabouts-coming-anderson-two-years-after-they-were-announced/871867001/ ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States
E 136th St. / Southeastern Pkwy. / (unknown)
(39.98700, -85.91258)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.5184
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 Intersection moved about 500 feet east. ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States
SW Elwert Rd. / SW Kruger Rd. / Cedar Ln.
(45.35477, -122.86786)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 Intersection of Kruger/Elwert was moved north a few hundred feet. That intersection was previously a two-way stop.
Maple Grove, MN
Hennepin Co.
United States
Norwood Ln. / 85th Pl.
(45.10971, -93.43961)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
44.6737
Other (At-Grade)
Single-Lane
2006 Intersection of local and collector street in residential development. Functional Class: Collector ICD estimated from Google Maps linework.
Bryan, TX
Brazos Co.
United States
Wildflower Dr. / Towne Centre Way
(30.66316, -96.32273)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6717
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Intersection of two low-volume collector roadways in a shopping center development. Circular roadway is two lanes wide (with no lane markings) plus a 13' truck apron.
West Des Moines, IA
Dallas Co.
United States
S. Crescent Way / Stagecoach Dr.
(41.56252, -93.78701)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.9581
Other (At-Grade)
Single-Lane
2007 Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States
S. Crescent Way / S. Ridgefield Way / Fairway Dr.
(41.56541, -93.78633)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.9566
Other (At-Grade)
Single-Lane
2007 Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework.
Beltsville, MD
Prince George's Co.
United States
Sellman Rd. / Woodbine Rd.
(39.03418, -76.93680)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2008 Intersection relocated south of previous TWSC intersection.
Gainesville, FL
Alachua Co.
United States
Tower Rd. / SW 14th Ave.
(29.63804, -82.42244)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.1802
Other (At-Grade)
Single-Lane
2018 Intersection relocated to south of previous 14th Ave. alignment. ICD estimated from Google Maps linework.
Des Plaines, IL
Cook Co.
United States
N. Wolf Rd. / State St. / N. Broadway St. / E. Golf Rd.
(42.05374, -87.91028)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
49.3776
Other (At-Grade)
Multilane (2 Lane, unspecified)
2018 Intersection upgraded by IDOT to roundabout in 2018.
Middletown, DE
New Castle Co.
United States
St Annes Church Rd. / Levels Rd.
(39.42842, -75.73887)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.9783
Other (At-Grade)
Single-Lane
2010 Intersection was relocated when converted to roundabout. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
S 333rd St. / Community Center Entrance
(47.30548, -122.32380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.1550
Other (At-Grade)
Single-Lane
2006 January 2006. ICD estimated from Google Maps linework.
Gig Harbor, WA
Thurston Co.
United States
Harbor Hill Dr. / (parking)
(47.35845, -122.60116)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2008 January 2008.
Maple Valley, WA
King Co.
United States
Witte Rd. SE / SE 248th St.
(47.37966, -122.04813)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2011 January 2011.
Clearwater, FL
Pinellas Co.
United States
Palmetto St. / Casler Ave.
(27.97541, -82.76752)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.0954
Other (At-Grade)
Single-Lane
2003 John F. Kennedy Middle School on NE corner. Crossing guard operation across N and E legs. ICD estimated from Google Maps linework.
Rayville, LA
Richland Par.
United States
US 425 (Julia St. - Louisa St.) / Grimshaw St. / Christian Dr.
(32.46006, -91.75859)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
2022 Julia Street on north leg is one-way into the roundabout; Louisa Street is one-way out of the roundabout. https://www.knoe.com/2022/09/15/town-rayville-celebrates-new-51-million-us-425-roundabout/
Monroe, WA
Snohomish Co.
United States
Country Crescent SE / County Crescent SE
(47.86547, -121.96140)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2002 July 2002.
Auburn, WA
King Co.
United States
124 Ave. SE / SE 304th St.
(47.32978, -122.17640)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.1891
Other (At-Grade)
Single-Lane
2008 July 2008. ICD estimated from Google Maps linework.
Tumwater, WA
Thurston Co.
United States
Littlerock Rd. SW / Tumwater Blvd. SW
(46.98283, -122.93544)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2009 July 2009.
Port Townsend, WA
Jefferson Co.
United States
SR 20 (Sims Way) / Thomas St.
(48.10333, -122.79891)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
2010 July 2010.
Renton, WA
King Co.
United States
N 10th St. / N 10th Pl.
(47.49781, -122.20468)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2008 June 2008.
Woodland, WA
Cowlitz Co.
United States
Insel Rd. / Willow St.
(45.92237, -122.73400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2009 June 2009.
Kennewick, WA
Benton Co.
United States
SR 240 / US 395 SB Ramps
(46.21697, -119.13980)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.9307
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2009 June 2009. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States
SR 240 / US 395 NB Ramps / Columbia Dr.
(46.21688, -119.13680)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.0973
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2009 June 2009. ICD estimated from Google Maps linework.
Tumwater, WA
Thurston Co.
United States
Littlerock Rd. SW / Odegard Rd. SW
(46.98985, -122.92650)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2010 June 2010.
Puyallup, WA
Pierce Co.
United States
15th Ave. SE / 3rd St. SE
(47.17741, -122.29100)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2010 June 2010.
Palmerston North, Wanganui-Manawatu
Palmerston North
New Zealand
Tremaine Ave. / Botanical Rd. / Gillespies Line
(-40.35091, 175.58457)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Kidney shaped.
Giessendam, South Holland
Hardinxveld-Giessendam
Netherlands
Sportlaan / Schapedrift / Zwijnskade
(51.82574, 4.80473)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.6936
Other (At-Grade)
Single-Lane
Kidney-shaped. ICD estimated from Google Maps linework.
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.
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.
Burlington, NC
Alamance Co.
United States
Boone Station Dr. / Boston Dr.
(36.07077, -79.50516)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
50.2920
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Lane change required for northbound left turn.
Austin, TX
Williamson Co.
United States
(unknown)
(30.44990, -97.74539)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2022 Lane change required for west-to-north movement.
East Hanover, NJ
Morris Co.
United States
Health Plaza / (unknown)
(40.80689, -74.39206)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Lane change required to exit from left entry lane on west leg. Year Completed estimated (2010-2012).
Hamburg, NY
Erie Co.
United States
Rte 179 / Gateway Blvd. / Rte 5 (Lake Shore Rd.) Ramps
(42.79021, -78.84711)
Rotary
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
128.8386
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Lane change required to go further than the next exit. ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States
Hilltop Cir. / UMBC Blvd.
(39.25178, -76.71442)
Rotary
Existing
All-Way Yield
None
4 Approaches
0 Driveways
60.1156
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 Lane changes needed for some through movements. ICD estimated from Google Maps linework.
Budejovice, South Bohemia
Budweis
Czechia
E49 / České Vrbné
(49.00361, 14.45250)
Rotary
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Lane changes required for left-turn movements.
Smyrna, GA
Cobb Co.
United States
Belmont Blvd. / Belmont Pl. SE
(33.89147, -84.52132)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2013 Lane changes required for through movements or left turns to circulate or exit.
Sharpsburg, GA
Coweta Co.
United States
Fischer Crossing Blvd. / (unknown)
(33.39771, -84.61863)
Other
Existing
Uncontrolled
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Lane changes required to exit three legs. Painted splitter islands on west, north, and east legs.
Columbus, GA
Muscogee Co.
United States
Flat Rock Rd. / (unknown)
(32.54468, -84.87492)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2021 Lane changes required to exit. Year Completed estimated (2020-2022).
Columbus, GA
Muscogee Co.
United States
Flat Rock Rd. / Midland Commons Blvd.
(32.54189, -84.87478)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2021 Lane changes required to exit. Year Completed estimated (2022-2022).
Gainesville, FL
Alachua Co.
United States
Celebration Pointe Ave. / SW 35th Blvd.
(29.62530, -82.38860)
Other
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Lane changes required within circulatory roadway.