28735 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
Long Beach, CA
Los Angeles Co.
United States
W 10th St. / Daisy Ave.
(33.77898, -118.19939)
Traffic Calming Circle
Existing
All-Way Stop
None
4 Approaches
0 Driveways
11.9125
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Eersel, North Brabant
Eersel
Netherlands
Akkerstraat / Habraken / Molenweg
(51.36444, 5.30681)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
30.5736
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Eersel, North Brabant
Eersel
Netherlands
Postelseweg / Duizelweg / Dalemsedijk
(51.36050, 5.30414)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
23.8643
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Duizel, North Brabant
Eersel
Netherlands
Wolverstraat / Ganzestaartsedijk / Smitsiend
(51.36532, 5.29541)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
11.1852
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Duizel, North Brabant
Eersel
Netherlands
Hapertseweg / De Hendrick Robinetlaan
(51.36833, 5.28266)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
29.8253
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Eersel, North Brabant
Eersel
Netherlands
Postelseweg / Laaghuizerweg
(51.35510, 5.30702)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
22.3755
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Valkenswaard, North Brabant
Valkenswaard
Netherlands
N69 / Dorpsstraat / Bergeijksedijk
(51.30713, 5.42260)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
33.5983
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Valkenswaard, North Brabant
Valkenswaard
Netherlands
N69 / N396
(51.34321, 5.44899)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
29.0956
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Valkenswaard, North Brabant
Valkenswaard
Netherlands
N396 / Molenstraat
(51.34128, 5.45305)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
30.5890
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Valkenswaard, North Brabant
Valkenswaard
Netherlands
N396 / Maastricherweg
(51.34001, 5.45844)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
32.8281
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Valkenswaard, North Brabant
Valkenswaard
Netherlands
N396 / Dragonder
(51.34102, 5.46347)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
29.8431
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
B186 / Weston Ave. / Cygnet View
(51.48556, 0.27393)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
64.7039
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
B186 / Grebe Crest
(51.48440, 0.27668)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
43.1370
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
Grebe Crest / Cygnet View
(51.48617, 0.27522)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
32.7234
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
Weston Avenue / (parking lot) / (parking lot)
(51.48531, 0.27162)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.9552
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
Thurrock Way / (parking lot)
(51.48343, 0.27618)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
21.5690
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
B186 / (unknown)
(51.48397, 0.27985)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
47.5999
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
Loweswater Way / (unknown)
(51.48296, 0.27953)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
31.2381
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
West Thurrock, England
Essex
United Kingdom
Lancaster Roundabout (A126 / B186 / W Thurock Way / Heron Way / (parking lot))
(51.48335, 0.28507)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
76.6071
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
B186 / A126 Ramps / (parking lots)
(51.48711, 0.28679)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
69.9075
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
(unknown) / (parking lot)
(51.49085, 0.28593)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
44.6182
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
A1306 (Arterial Road West Thurrock) / Back Ln. / (unknown)
(51.49172, 0.28534)
Signalized Roundabout/Circle
Existing
Signal
Unknown
4 Approaches
0 Driveways
50.5663
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Grays, England
Essex
United Kingdom
(unknown) / (parking lot)
(51.49036, 0.28088)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
16.3602
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Greenacres, WA
Spokane Co.
United States
N Barker Rd. / I-90 WB Ramps / E Cataldo Ave.
(47.66736, -117.15377)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.4904
Freeway Ramps (Grade-Separated)
Single-Lane
2020 ICD ranges from approx 112 to approx 123 feet. Open 8/25/2020.
Houston, TX
Harris Co.
United States
Westwood Dr. / Huge Oaks St.
(29.79887, -95.49113)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.8120
Other (At-Grade)
Single-Lane
1998 Implemented as part of a larger neighborhood street reconstruction project that incorporated systematic traffic calming elements.
Houston, TX
Harris Co.
United States
Westwood Dr. / Pine Chase Dr.
(29.79887, -95.48897)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.8120
Other (At-Grade)
Single-Lane
1998 Implemented as part of a larger neighborhood street reconstruction project that incorporated systematic traffic calming elements.
Fairbanks, AK
Fairbanks North Star
United States
Gaffney Rd. / Fort Wainwright Base Entrance Station
(64.83323, -147.69920)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.5999
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Implemented as security measure for base entrance. Functional Class: Arterial ICD estimated from Google Maps linework.
Winchester, MA
Middlesex Co.
United States
Main St / Mt Vernon St / Church St / Park St / Laraway Rd
(42.45281, -71.13716)
Rotary
Existing
Uncontrolled
Pedestrian Signal (red-yellow-green to drivers)
5 Approaches
0 Driveways
47.5856
Other (At-Grade)
Single-Lane
Improved ped crossings (markings) approx. 2001. Ped access to train station nearby. Bike racks. on-street parking on circular roadway. ICD estimated from Google Maps linework.
Salem, NH
Rockingham Co.
United States
Via Toscana / S Village Dr.
(42.77099, -71.22354)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2020 In a mixed-use development called Tuscan Village.
Salem, NH
Rockingham Co.
United States
Tuscan Blvd. / S Village Dr.
(42.76904, -71.22519)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2020 In a mixed-use development called Tuscan Village.
Salem, NH
Rockingham Co.
United States
Tuscan Blvd. / (unknown)
(42.77007, -71.22693)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2020 In a mixed-use development called Tuscan Village.
Salem, NH
Rockingham Co.
United States
Tuscan Blvd. / Artisan Dr.
(42.77110, -71.22775)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2020 In a mixed-use development called Tuscan Village.
Redding, CA
Shasta Co.
United States
Shasta View Dr. / Inspiration Pl.
(40.59578, -122.32500)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.9026
Other (At-Grade)
Single-Lane
2009 In a new school zone Functional Class: Arterial ICD estimated from Google Maps linework.
Zionsville, IN
Boone Co.
United States
Talbott Dr. / Bennett Pkwy.
(39.94738, -86.24236)
Other
Existing
Uncontrolled
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
In an apartment complex with parking along circulatory roadway.
Cedar Falls, IA
Black Hawk Co.
United States
Brandilynn Blvd. / Prairie Pkwy.
(42.48552, -92.43468)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.2763
Other (At-Grade)
Single-Lane
2009 In new commercial development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States
SW Snyder Blvd. / Springfield Dr.
(41.69610, -93.60439)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.8618
Other (At-Grade)
Single-Lane
2006 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States
NW 13th St. / Boulder Dr.
(41.74220, -93.64587)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.8432
Other (At-Grade)
Single-Lane
2005 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States
SW White Birch Dr. / Braeburn St.
(41.70018, -93.62535)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
55.2872
Other (At-Grade)
Single-Lane
2005 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States
NW 5th St. / Abbie Dr.
(41.73569, -93.66248)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.0634
Other (At-Grade)
Single-Lane
2008 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Iowa City, IA
Johnson Co.
United States
Kennedy Pkwy. / Meadowlark Dr.
(41.66899, -91.59541)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.5492
Other (At-Grade)
Single-Lane
2006 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States
W. Wells Fargo Trl. / Wells Fargo Terr.
(41.55986, -93.80373)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
25.0228
Other (At-Grade)
Single-Lane
2005 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States
W. Wells Fargo Trl. / E. Wells Fargo Terr.
(41.55994, -93.80212)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
26.8101
Other (At-Grade)
Single-Lane
2005 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States
West Access / W. Wells Fargo Trl.
(41.55749, -93.80611)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.5986
Other (At-Grade)
Single-Lane
2006 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
Lehi, UT
Utah Co.
United States
N 900 W / W Grasslands Dr.
(40.38620, -111.82260)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.8400
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 In parking lot for big box retail shopping center. ICD estimated from Google Maps linework.
(unincorporated), VA
Powhatan Co.
United States
Old Buckingham Rd. / General Scott Blvd. / (parking lot)
(37.53775, -77.91700)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2005 In Powhatan Courthouse area opposite a subdivision.
West Boldon, England
South Tyneside
United Kingdom
Testos Roundabout [A19 / A184 (Newcastle Rd.)]
(54.94179, -1.47398)
Signalized Roundabout/Circle
Existing
Signal
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (3+ Lane)
In process of being replaced with interchange.
Charlotte, NC
Mecklenburg Co.
United States
Galleria Blvd. / Galleria Village Dr.
(35.13888, -80.73592)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
32.2302
Other (At-Grade)
Single-Lane
2004 In shopping center. ICD estimated from Google Maps linework.
Ferndale, WA
Whatcom Co.
United States
Slater Rd. / I-5 SB Ramps
(48.81707, -122.55050)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
26.7384
Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island
2014 Includes a yield-controlled right-turn bypass lane. Open November 2014. ICD estimated from Google Maps linework.
Santa Barbara, CA
Santa Barbara Co.
United States
Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd.
(34.42903, -119.67720)
Roundabout
Existing
All-Way Yield
None
5 Approaches
1 Driveways
23.6427
Other (At-Grade)
Single-Lane
1992 Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States
E 126th St. / Parkside Dr.
(39.97151, -86.00031)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.6116
Unknown
Multilane (2 Lane, unspecified)
2019 Includes newly constructed roadway to the south, so 4 approaches is correct. ICD estimated from Google Maps linework.
Ferndale, WA
Whatcom Co.
United States
Slater Rd. / I-5 NB Ramps
(48.81737, -122.54604)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
27.5247
Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island
2014 Includes yield-controlled right-turn bypass lanes. Open November 2014. ICD estimated from Google Maps linework.
Concord, MA
Middlesex Co.
United States
Rte 2 (Union Tpke-Concord Tpke) / Rte 2A / Barretts Mill Rd. / Commonwealth Ave.
(42.46728, -71.39721)
Rotary
Existing
All-Way Yield
None
5 Approaches
0 Driveways
100.4354
Other (At-Grade)
Multilane (2 Lane, unspecified)
Infamous Concord rotary. ICD estimated from Google Maps linework.
Murfreesboro, TN
Rutherford Co.
United States
Puckett Creek Crossing / Contessa Dr. / Centurion Way
(35.86476, -86.47428)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Single-Lane
2021 Initial circular intersection constructed 2008. Raised splitter islands added 2020-2021.
St Catharines, ON
Niagara
Canada
Suzanne Rochon-Burnett Circle (University Rd. E / Greenhouse Ln. / Ray Woodfield Dr. / John McDonald St.)
(43.12007, -79.24428)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.0000
Other (At-Grade)
Single-Lane
2000 Initial completion estimated (before 2003). Modified approximately 2003-2007 to realign University Road leg. ICD estimated from Google Maps linework. 21442
Richmond Hill, GA
Bryan Co.
United States
GA 144 / Belfast River Rd. / Captain Matthew Freeman Dr.
(31.88082, -81.26192)
Roundabout
Unknown
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Initial construction 2015 as temporary roundabout. Unknown status as of 2021.
Slidell, LA
St. Tammany Par.
United States
Town Center Pkwy. / Levis Ln.
(30.26543, -89.76313)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.4507
Other (At-Grade)
Multilane (2 Lane, unspecified)
2013 Initial construction completed 2011-2013; third leg added 2015-2016. ICD estimated from Google Maps linework. 21442
Knightdale, NC
Wake Co.
United States
Carolinian Ave. / Knightdale Station Run
(35.79907, -78.46866)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.9041
Other (At-Grade)
Single-Lane
2017 Initial construction completed 2014-2015. Year Completed estimated (2017-2018) with addition of splitter islands and marked crosswalks. ICD estimated from Google Maps linework.
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.
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).