29554 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
Evansville, IN
Vanderburgh Co.
United States
Kansas Rd. / Oak Hill Rd. / Hedden Rd.
(38.06424, -87.50676)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
31.9708
Other (At-Grade)
Single-Lane
2013 Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Charlottesville, VA
Charlottesville Co.
United States
Zan Rd. / Line Dr.
(38.06343, -78.48792)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
29.1502
Other (At-Grade)
Single-Lane
2017 City of Charlottesville project. ICD estimated from Google Maps linework.
Charlottesville, VA
Charlottesville City
United States
Hydraulic Rd. / Hillsdale Dr. / (parking)
(38.05989, -78.49010)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2024 https://www.youtube.com/watch?v=C70k0YmrRP0
Boonville, IN
Warrick Co.
United States
Eskew Rd. / W Millersburg Rd. / W North St.
(38.05984, -87.29588)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
37.6150
Other (At-Grade)
Single-Lane
2017 ICD estimated from Google Maps linework.
Crozet, VA
Ablemarle Co.
United States
Old Trail Dr. / (unknown #2)
(38.05907, -78.71125)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.0923
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
Crozet, VA
Ablemarle Co.
United States
Old Trail Dr. / Golf Dr.
(38.05766, -78.71016)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.0929
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
Breaker Way / Sand Castle Way
(38.05649, -121.34750)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2006
Stockton, CA
San Joaquin Co.
United States
Ocean Mist Way / A G Spanos Blvd.
(38.05497, -121.34964)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2006
Mount Sterling, KY
Montgomery Co.
United States
Indian Mound Dr. / Spencer Pike
(38.05454, -83.91678)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 Year Completed estimated (2021-2022).
Stockton, CA
San Joaquin Co.
United States
Swainsons Hawk St. / Lands End Dr.
(38.05429, -121.34275)
Roundabout
Existing
All-Way Yield
None
3 Approaches
2 Driveways
30.4800
Other (At-Grade)
Single-Lane
2006
Stockton, CA
San Joaquin Co.
United States
Villa Point Dr. / Marlette Rd.
(38.05424, -121.31757)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2007 Year Completed estimated (2006-2007).
Evansville, IN
Vanderburgh Co.
United States
Oak Hill Rd. / Millersburg Rd. / Hedden Rd.
(38.05136, -87.50749)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
38.5599
Other (At-Grade)
Single-Lane
2013 Rural. Year Completed estimated (2012-2014). ICD estimated from Google Maps linework.
Newton, KS
Harvey Co.
United States
Broadway St. / I-135 Ramps
(38.05000, -97.32250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.1441
Freeway Ramps (Grade-Separated)
Single-Lane
2003 Single-point interchange. Near roundabout interchange at I-135/1st Street. Roundabout completed January 2002, ramps from I-135 to the roundabout reopened March 2002. Eliptical structure incorporating both NB and SB ramps. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
Buddy Holly Dr. / Nash Dr.
(38.04691, -121.27337)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
30.4800
Other (At-Grade)
Single-Lane
2021 Year Completed estimated (2020-2021).
Elefsina, Attica
West Attica
Greece
Iera Odos / Anastasiou ke Ioannou Mouriki
(38.04452, 23.54436)
Other
Existing
Other
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mix of stop and yield control on entry.
Watari Town,Watari District, Miyagi Pref.

Japan
(unknown)
(38.04373, 140.86918)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Newton, KS
Harvey Co.
United States
First St. / I-135 Ramps
(38.04250, -97.32240)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
65.8419
Freeway Ramps (Grade-Separated)
Single-Lane
2003 Single-point interchange. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Blue Grass-Pigeon, IN
Vanderburgh Co.
United States
Vieth Ln. / Goebel Dr. / (parking)
(38.03922, -87.49317)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (1998-2005).
Stuarts Draft, VA
Augusta Co.
United States
Stone Dr. / Boulder Dr.
(38.03888, -79.01370)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.1600
Other (At-Grade)
Single-Lane
2009 Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Pantops, VA
Albemarle Co.
United States
Avemore Ln. / Calvary Cir,. / Avemore Pond Rd.
(38.03796, -78.44612)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Lexington, KY
Fayette Co.
United States
S Hanover Ave. / Fincastle Rd.
(38.03292, -84.48508)
Other
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
33.8660
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Charlottesville, VA
Albemarle Co.
United States
Rolkin Rd. / Verona Dr / Asheville Dr.
(38.03201, -78.44056)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.1627
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Charlottesville City, VA
Charlottesville City
United States
Oakhurst Circle
(38.03147, -78.50666)
Other
Existing
Unknown
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Lexington, KY
Fayette Co.
United States
S Hanover Ave. / Slashes Rd.
(38.03143, -84.48720)
Other
Existing
All-Way Stop
None
4 Approaches
3 Driveways
47.0370
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Charlottesville, VA
Ablemarle Co.
United States
Rolkin Rd. / N Pantops Dr. / Montessori Terr.
(38.03075, -78.44074)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.1040
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Afton, VA
Albemarle Co.
United States
US 250 (Rockfish Gap Turnpike) / SR 151 (Critzers Shop Rd.)
(38.02982, -78.80684)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 https://www.blueridgelife.com/2022/11/17/250-151-roundabout-is-active-so-far-so-good-but-its-early/
Ladysmith, VA
Caroline Co.
United States
Library Blvd. / Azalea Dr.
(38.02824, -77.52386)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.6312
Other (At-Grade)
Single-Lane
2007 Functional Class: Local ICD estimated from Google Maps linework.
Newton, KS
Harvey Co.
United States
S Anderson Rd. / US 50 Ramps
(38.02647, -97.35495)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
128.0160
Freeway Ramps (Grade-Separated)
Single-Lane
2014 Elliptical shaped. Terminal for a single-point interchange. ICD = 420 ft x 320 ft. Open August 2014.
Charlottesville, VA
Charlottesville Co.
United States
109 Burnet St
(38.02424, -78.48827)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
13.1717
Other (At-Grade)
Single-lane w/ Traversable Central Island
2017 Neighborhood mini-roundabout placed in lieu of all-way stop when a new section was added in residential development in the City of Charlottesville. ICD estimated from Google Maps linework.
Hercules, CA
Contra Costa Co.
United States
Maybeck Ln. / Craftsman Dr.
(38.02209, -122.26706)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Newton, KS
Harvey Co.
United States
Windward Dr. / Paddington Ave.
(38.02192, -97.34082)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 https://www.facebook.com/photo/?fbid=10159510174853529&set=pcb.10159510184283529
Lexington, KY
Fayette Co.
United States
Alumni Dr. / University Dr. / University Ct.
(38.02175, -84.50949)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.3980
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Newton, KS
Harvey Co.
United States
Wheatridge Dr. / Paddington Ave.
(38.02088, -97.34089)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 https://www.newtonkansas.com/Home/Components/News/News/2667
Lexington, KY
Fayette Co.
United States
Alumni Dr. / College Way / Commonwealth St.
(38.01878, -84.50541)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.3997
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Santiago do Cacém, Setúbal
Santiago do Cacém
Portugal
N120 (Rua de Lisboa - Rua Cidade de Beja) / Rua da Capela
(38.01866, -8.69120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Santiago do Cacém, Setúbal
Santiago do Cacém
Portugal
N261 (Estrada de Santa André - Estrada de Santa Cruz) / Avenida Manuel da Fonseca / Rua Hospital Conde Bracial
(38.01782, -8.69672)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Santiago do Cacém, Setúbal
Santiago do Cacém
Portugal
N261 (Rua Professor Egas Moniz) / N120 (Largo 25 de Abril - Avenida Dom Nuno Álvares Pereira)
(38.01776, -8.69273)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Santiago do Cacém, Setúbal
Santiago do Cacém
Portugal
N261 (Rua Professor Egas Moniz) / Rua Cidade de Setúbal / Rua do Parque
(38.01760, -8.69370)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Santiago do Cacém, Setúbal
Santiago do Cacém
Portugal
N261 (Rua de Camilo Castelo Branco - Estrada de Santa Cruz) / N261-3 (Rua Estação dos Caminhos de Ferro) / Rua Gago Coutinho
(38.01724, -8.69692)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Stockton, CA
San Joaquin Co.
United States
Montauban Ave. / Hammertown Dr.
(38.01652, -121.28893)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4320
Other (At-Grade)
Single-Lane
2022
Stockton, CA
San Joaquin Co.
United States
E Swain Rd. / Montauban Ave.
(38.01248, -121.29015)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2016-2017).
Ladysmith, VA
Caroline Co.
United States
Edmund Pendleton Dr. / (unknown)
(38.00584, -77.51439)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
50.8177
Other (At-Grade)
Single-Lane
2006 Functional Class: Local ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
Gold Brook Dr. / Cabin Creek St.
(38.00138, -121.27230)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.4104
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
San Rafael, CA
Marin Co.
United States
Civic Center Dr. / Peter Behr Dr.
(38.00051, -122.53422)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.8221
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
Gold Brook Dr. / Tiamo Way
(37.99885, -121.27640)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.3524
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
Tiamo Way / Hayden Brook Dr.
(37.99749, -121.27590)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
16.0000
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Hercules, CA
Contra Costa Co.
United States
Refugio Valley Rd. / Redwood Rd. / Falcon Way
(37.99686, -122.24780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.8238
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Trabia, Sicily
Palermo
Italy
Piazza Mulini
(37.99636, 13.65368)
Unknown
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Unknown
Lexington, KY
Fayette Co.
United States
W Reynolds Rd. / Keithshire Way / Wellington Way
(37.99520, -84.53814)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
62.1196
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Lexington, KY
Fayette Co.
United States
Castlebridge Ln. / Muldoon Dr. / Durning Rd. / Hannon Way / Dudee Ct.
(37.99074, -84.40486)
Other
Existing
Unknown
Unknown
8 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
San Anselmo, CA
Marin Co.
United States
San Francisco Blvd. / Santa Cruz Ave.
(37.98566, -122.56572)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
12.1920
Other (At-Grade)
Single-lane w/ Traversable Central Island
2019 Painted splitter islands. Year Completed estimated (2018-2019).
Newburgh, IN
Warrick Co.
United States
Vann Rd. / Anderson Rd.
(37.98370, -87.35912)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2023 https://www.tristatehomepage.com/news/local-news/roundabout-on-vann-road-is-now-open/
Lexington, KY
Fayette Co.
United States
Ellerslie Park Blvd. / Tatton Park
(37.98335, -84.43017)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2005 Year Completed estimated (2004-2006).
Lexington, KY
Fayette Co.
United States
Weston Park / Ellersie Park Blvd.
(37.98215, -84.43417)
Other
Existing
Uncontrolled
None
3 Approaches
1 Driveways
30.4800
Other (At-Grade)
Single-Lane
Newburgh, IN
Warrick Co.
United States
Warrick Trl. / Grimm Rd.
(37.98034, -87.43214)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.8354
Other (At-Grade)
Multilane (2 Lane, unspecified)
2011 Fourth leg stubbed.Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Concord, CA
Contra Costa Co.
United States
Landana Dr. / Mulberry Dr.
(37.97886, -121.99430)
Traffic Calming Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
16.0041
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Pleasant Hill, CA
Contra Costa Co.
United States
Old Quarry Rd. / Camelback Rd.
(37.97273, -122.06894)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.1278
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
Evansville, IN
Vanderburgh Co.
United States
University Blvd. / Clarke Ln.
(37.96547, -87.67660)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
46.1377
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States
McCutchen Dr. / St Marias St.
(37.95999, -91.74801)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 Year Completed estimated (2018-2020).
Rolla, MO
Phelps Co.
United States
Forum Dr. / E 18th St.
(37.95932, -91.75243)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2011 Year Completed estimated (2010-2012).
Rolla, MO
Phelps Co.
United States
University Dr. / White Columns Dr. / Nagogami Rd. / I-44 WB Ramps
(37.95683, -91.78285)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.6096
Freeway Ramps (Grade-Separated)
Single-Lane
2007 ICD estimated from Google Maps linework.
Stockton, CA
San Joaquin Co.
United States
E Miner Ave. / N San Joaquin St.
(37.95611, -121.28804)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2021 Bicycle lanes leading into roundabout with bicycle sharrows on outer edge of circulatory roadway beyond each entry. https://twitter.com/stocktonupdates/status/1407046118156947458
(unincorporated), KS
Stafford Co.
United States
US 50 / US 281
(37.95588, -98.74702)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 Diamond-shaped outer bypass lanes for oversized loads (windturbine parts). https://www.leavenworthtimes.com/news/20200607/rebuilding-america-stafford-county-roundabout-completed-by-essential-workers
Rolla, MO
Phelps Co.
United States
US 63 (N Bishop Ave.) / University Dr.
(37.95373, -91.77712)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2022 Entrance to Missouri S&T campus. http://moverollatdd.com/university-drive-realignment/
Wattsville, VA
Accomack Co.
United States
Old Mill Pointe / (unknown)
(37.95075, -75.48857)
Traffic Calming Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2008 Functional Class: Local
Telluride, CO
San Miguel Co.
United States
CO-145 / CO-145 Spur
(37.95036, -107.87135)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.6712
Other (At-Grade)
Single-Lane
2013 Through bypass lane along top of T-intersection. Year Completed estimated (2011-2014). ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States
Kings Hwy. / Old Wire Outer Rd. / I-44 WB Ramps
(37.94424, -91.79360)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
53.6860
Freeway Ramps (Grade-Separated)
Single-Lane
2012 ICD estimated from Google Maps linework.
Rolla, MO
Phelps Co.
United States
Kings Hwy / I-44 EB Ramps / Martin Spring Dr.
(37.94354, -91.79109)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.6283
Freeway Ramps (Grade-Separated)
Single-Lane
2012 Elliptical shape. ICD estimated from Google Maps linework.
Telluride, CO
San Miguel Co.
United States
W. Colorado Ave. / Mahoney Dr. / Brewery Rd.
(37.94135, -107.82080)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.9083
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
Corinth, Peloponnese
Korinthia
Greece
Patron / Georgiou Papandreou
(37.93753, 22.92335)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Ilioúpolis, Attica
Central Athens
Greece
Leoforos Eleftheriou Venizelou / Leoforos P. Protopapa / Laskareos
(37.93586, 23.75846)
Other
Existing
All-Way Stop
None
5 Approaches
0 Driveways
Other (At-Grade)
Multilane (3+ Lane)
Parking along circulatory roadway.
Lake Monticello, VA
Fluvanna Co.
United States
SR 53 (Thomas Jefferson Pkwy.) / SR 618 (Lake Monticello Rd.)
(37.92785, -78.35902)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 https://www.cbs19news.com/story/42925626/new-roundabout-in-fluvanna-county-completed
Chincoteague, VA
Accomack Co.
United States
Maddox Blvd. / Wyle Way / Woodland Dr.
(37.92680, -75.35457)
Rotary
Existing
All-Way Yield
Unknown
4 Approaches
4 Driveways
80.0770
Unknown
Single-Lane
Seems to work very well even though there is a high percentage of visiting traffic. Building and parking within central island. ICD estimated from Google Maps linework.
Jamestown, CA
Tuolumne Co.
United States
SR 108 / People of the Mountain Rd. (MacKey Ranch Rd.) / Sierra Rock Rd.
(37.92569, -120.44641)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 https://www.uniondemocrat.com/news/local/article_c858c6e0-40ee-11ed-b07d-6b13ef882d63.html
Walnut Creek, CA
Alameda Co.
United States
Walnut Ave. / Oak Grove Rd.
(37.91432, -122.00770)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
22.6138
Other (At-Grade)
Single-Lane
2000 Right turn bypass lane in northwest quadrant. ICD estimated from Google Maps linework.
Santa Olalla del Cala, Andalusia
Huelva
Spain
A-461 (Carretera a El Real de la Jara) / (unknown)
(37.91344, -6.21657)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Bonne Terre, MO
St. Francois Co.
United States
Old Orchard Rd. / US 67 NB Ramps
(37.91294, -90.53029)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
53.3400
Freeway Ramps (Grade-Separated)
Single-Lane
2008 Year Completed estimated (2007-2009).
Bonne Terre, MO
St. Francois Co.
United States
Old Orchard Rd. / Raider Rd. / US 67 SB Ramps
(37.91037, -90.53216)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.2440
Freeway Ramps (Grade-Separated)
Single-Lane
2008 Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009).
Santa Olalla del Cala, Andalusia
Huelva
Spain
HU-9116 / A-66 Ramps
(37.90566, -6.21221)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
Concentric circulatory roadway striping.
Santa Olalla del Cala, Andalusia
Huelva
Spain
HU-9116 / (unknown)
(37.90271, -6.21975)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Concentric circulatory roadway striping.
El Cerrito, CA
Contra Costa Co.
United States
Lynn Ave. / Carmel Ave.
(37.90074, -122.29015)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
El Cerrito, CA
Contra Costa Co.
United States
Lynn Ave. / Ramona Ave.
(37.90057, -122.29100)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Kensington, CA
Contra Costa Co.
United States
Kensington Circle (Colusa Ave. / Oak View Ave. / Berkeley Park Blvd.)
(37.89957, -122.28708)
Other
Existing
All-Way Stop
None
6 Approaches
0 Driveways
30.1578
Other (At-Grade)
Single-Lane
Stop control, parking along circulatory roadway. In 1992 the central island was a narrow oval on the NW-SE diagonal and traffic moved too fast. Over the years Contra Costa County has widened the island, closer to a circle, with paint and rumble strips, and slowed the traffic. ICD estimated from Google Maps linework.
West Frankfort, IL
Franklin Co.
United States
SR 149 / Ken Gray Blvd. / West Frankfort Plaza
(37.89743, -88.95243)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2022 Year Completed estimated (2021-2023).
Fort Knox, KY
Hardin Co.
United States
Chaffee Ave. / N Knox St. / Dixie St.
(37.89491, -85.95675)
Other
Existing
All-Way Yield
None
5 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
No splitter islands.
Royalton, IL
Franklin Co.
United States
SR 149 (N Main St.) / SR 184
(37.89199, -89.11396)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 Replaced triangular intersection. https://www.facebook.com/photo/?fbid=782341056078810&set=a.659310081715242
Berkeley, CA
Alameda Co.
United States
Marin Ave. / Los Angeles Ave. / Del Norte St. / Arlington Ave.
(37.89015, -122.27240)
Other
Existing
One-Way/Two-Way Stop
None
6 Approaches
0 Driveways
25.4489
Other (At-Grade)
Single-Lane
Free movement on Marin Ave.; rest are stop-controlled ICD estimated from Google Maps linework.
Chincoteague, VA
Accomack Co.
United States
Beach Rd. / (parking lot)
(37.88955, -75.34290)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2016 This roundabout is constructed on the sand. Inside Assateague National Seashore. Year Completed estimated (2013-2016).
Lafayette, CA
Contra Costa Co.
United States
Olympic Blvd. / Pleasant Hill Rd.
(37.88604, -122.09300)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2017 Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Palmyra, VA
Fluvanna Co.
United States
VA-53 (Thomas Jefferson Pkwy.) / S. Boston Rd.
(37.88422, -78.32120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.8199
Other (At-Grade)
Single-Lane
2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States
Gilman St. / I-80 EB Ramps / Eastshore Hwy.
(37.87826, -122.30681)
Roundabout
Unknown
All-Way Yield
Unknown
5 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Unknown
Opening 2024 https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/d4-alameda-80-gilman-interchange-improvement-project
Berkeley, CA
Alameda Co.
United States
Gilman St. / I-80 WB Ramps / Frontage Rd.
(37.87808, -122.30769)
Roundabout
Unknown
All-Way Yield
Unknown
5 Approaches
0 Driveways
0.0000
Freeway Ramps (Grade-Separated)
Unknown
Opening 2024 https://dot.ca.gov/caltrans-near-me/district-4/d4-projects/d4-alameda-80-gilman-interchange-improvement-project
Berkeley, CA
Alameda Co.
United States
University Dr. / Hilgard Way
(37.87213, -122.26356)
Other
Existing
Other
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Stop control on two of three legs.
Berkeley, CA
Alameda Co.
United States
Delaware St. / Tenth St.
(37.87145, -122.29413)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
Grant St. / Addison St.
(37.87029, -122.27514)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
Ninth St. / Hearst Ave.
(37.86998, -122.29484)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
California St. / Addison St.
(37.86971, -122.27967)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
Seventh St. / Hearst Ave.
(37.86953, -122.29705)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
McKinley Ave. / Allston Way
(37.86865, -122.27384)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Berkeley, CA
Alameda Co.
United States
Allston Way / Grant St.
(37.86850, -122.27496)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane