20124 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
Phoenix, AZ
Maricopa Co.
United States
N. 43rd St. / E. Stanford Dr.
(33.51700, -111.98930)
Traffic Calming Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
46.7997
Other (At-Grade)
Single-Lane
2005 Mini-roundabout ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States
E. Mountain View Rd. / N. Central Ave.
(33.57510, -112.07360)
Traffic Calming Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
16.9162
Other (At-Grade)
Single-Lane
2006 Mini-roundabout ICD estimated from Google Maps linework.
Renton, WA
King Co.
United States
SE 176th St. / SE 171st Way
(47.44500, -122.14831)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.4239
Other (At-Grade)
Single-lane w/ Traversable Central Island
2019 Mini-roundabout in a suburban neighborhood context, completed November 2019. ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States
Aviano Way / (unknown)
(33.68941, -111.99350)
Rotary
Existing
All-Way Yield
None
0 Approaches
0 Driveways
79.4999
Other (At-Grade)
Single-Lane
Mini-roundabout. Completed 2005. ICD estimated from Google Maps linework.
Lutherville-Timonium, MD
Baltimore Co.
United States
MD 139 (Charles St.) / Bellona Ave.
(39.41790, -76.62900)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
34.1385
Other (At-Grade)
Multilane (2 Lane)
1999 Mini-roundabout. Double-lane circulatory roadway across northern half. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Stevensville, MD
Queen Annes Co.
United States
Thompson Creek Rd. / US 50 EB Ramps
(38.97599, -76.31046)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
16.7127
Freeway Ramps (Grade-Separated)
Single-lane w/ Traversable Central Island
2007 Mini-roundabout. ICD estimated from Google Maps linework.
Flemington, NJ
Hunterdon Co.
United States
Rte 12 / Main St. / Reaville Ave.
(40.50183, -74.85851)
Rotary
Existing
All-Way Yield
None
5 Approaches
6 Driveways
92.9640
Other (At-Grade)
Multilane (2 Lane)
2010 Minor movements need to change lanes for some movements. Modified 2009-2010 to have yield on entry with original rotary geometry. ICD = 350 ft x 265 ft. 21442
Lewisville, NC
Forsyth Co.
United States
Concord Church Rd. / US 421 NB Ramps
(36.09143, -80.42963)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.8835
Freeway Ramps (Grade-Separated)
Single-Lane
2003 Mirror image of other ramp. ICD estimated from Google Maps linework.
Timişoara, Timiş

Romania
E70 (Strada Oituz - Bulevardul Take Ionescu) / Strada Martin Luther
(45.75799, 21.23279)
Signalized Roundabout/Circle
Existing
Other
Other
5 Approaches
0 Driveways
Other (At-Grade)
Multilane (3+ Lane)
Mix of signal and yield controls.
Crofton, MD
Anne Arundel Co.
United States
Cardinal Crest Dr. / Hallwood Ct. / Dalewood Ct. / Thornbury Ct.
(38.99364, -76.67343)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Mix of stop and uncontrolled; no splitter islands.
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.
Vincentown, NJ
Burlington Co.
United States
Rte 70 / Rte 72 / Four Mile Rd. / Magnolia Rd.
(39.89892, -74.59641)
Rotary
Existing
Other
None
5 Approaches
0 Driveways
129.5400
Other (At-Grade)
Single-Lane
Mix of stop and yield control on entry. ICD = 500 ft x 350 ft.
Westborough, MA
Worcester Co.
United States
E Main St. / Milk St. / South St. / Brigham St.
(42.26951, -71.61304)
Other
Existing
Other
Unknown
5 Approaches
0 Driveways
39.7706
Other (At-Grade)
Multilane (2 Lane)
Mix of stop and yield control, parking along circulatory roadway, pedestrian access to central island. ICD estimated from Google Maps linework.
Shipyard, SC
Beaufort Co.
United States
Shipyard Dr. / Evan Way / Cordillo Pkwy.
(32.15491, -80.74470)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
65.5320
Other (At-Grade)
Single-Lane
Mix of stop and yield control.
Las Vegas, NV
Clark Co.
United States
S Grand Canyon Pkwy. / (parking lots)
(36.11311, -115.30900)
Other
Existing
Other
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
Mix of stop and yield control.
Mellieha,

Malta
Rte 1 / (unknown)
(35.96942, 14.34989)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Mix of stop and yield control.
Pelotas, Rio Grande do Sul

Brazil
Avenida Theodoro Müller / Avenida Jovo Goulart / Avenida Francisco Caruccio
(-31.74131, -52.36411)
Other
Existing
Other
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Mix of stop and yield control.
St Johns, FL
St. Johns Co.
United States
Maplewood Dr. / Buckeye Ln.
(30.11013, -81.60070)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
34.0946
Other (At-Grade)
Single-Lane
Mix of stop and yield control. ICD estimated from Google Maps linework.
Frankfort, KY
Franklin Co.
United States
Capital Ave. / E State St.
(38.18832, -84.87520)
Other
Existing
Other
None
4 Approaches
0 Driveways
29.1004
Other (At-Grade)
Single-Lane
Mix of stop and yield control. ICD estimated from Google Maps linework.
St Johns, FL
St. Johns Co.
United States
Heron Landing Rd. / Sanctuary Dr.
(30.08552, -81.53676)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
38.2368
Other (At-Grade)
Single-Lane
Mix of stop and yield control. No splitter islands. Pedestrian crossings at edge of circulatory roadway. ICD estimated from Google Maps linework.
Hyde Park, CA
Los Angeles Co.
United States
W 76th St. / 5th Ave.
(33.97089, -118.32213)
Other
Existing
Other
None
4 Approaches
0 Driveways
44.5717
Other (At-Grade)
Single-Lane
Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework.
Los Angeles, CA
Los Angeles Co.
United States
W 76th St. / S Gramercy Pl.
(33.97093, -118.31339)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
44.5717
Other (At-Grade)
Single-Lane
Mix of stop and yield control. Painted splitter islands. ICD estimated from Google Maps linework.
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.
Garner, NC
Wake Co.
United States
Pergo Pkwy. / Waterfield Ridge Pl.
(35.68826, -78.56451)
Other
Existing
Other
None
3 Approaches
0 Driveways
34.9213
Other (At-Grade)
Single-Lane
1996 Mix of stop, yield, and uncontrolled approaches. Year Completed estimated (1993-1998). ICD estimated from Google Maps linework.
Aliso Viejo, CA
Orange Co.
United States
(parking lot)
(33.56895, -117.72473)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
21.8931
Other (At-Grade)
Single-Lane
Mix of stop-controlled and uncontrolled approaches. ICD estimated from Google Maps linework.
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
College Park, MD
Prince George's Co.
United States
Campus Dr. / Regents Dr.
(38.98762, -76.94019)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
58.4848
Other (At-Grade)
Multilane (2 Lane)
Mix of Yield and Stop signs (3 Yields; 1 Stop) at approaches. ICD estimated from Google Maps linework.
Polychrome Historic District, MD
Prince George's Co.
United States
IKEA Center Blvd. / Milestone Way
(39.02224, -76.92650)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane)
Mix of yield-controlled and uncontrolled entries.
Havana, Havana

Cuba
Calle 114 / Carretera a Rancho Boyeros
(23.04930, -82.41934)
Rotary
Existing
Other
Unknown
3 Approaches
0 Driveways
127.4821
Other (At-Grade)
Multilane (3+ Lane)
Mix of yield-controlled and uncontrolled entries. ICD estimated from Google Maps linework.
Fayetteville, NC
Cumberland Co.
United States
Singletree Ln. / Hacienda Dr. / Hackamore St.
(34.99690, -78.95249)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
40.1133
Other (At-Grade)
Single-Lane
1996 Mixed stop/uncontrolled. Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Fleming, NY
Cayuga Co.
United States
W Lake Rd. / White Bridge Rd. / Lake Ave. / Sand Beach Rd. / (park access)
(42.90470, -76.54446)
Rotary
Existing
Other
None
5 Approaches
0 Driveways
109.7280
Other (At-Grade)
Single-Lane
Mixture of Yield and Stop signs.
Davis, CA
Yolo Co.
United States
Anderson Rd. / Alvarado Ave.
(38.56210, -121.75850)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.2149
Other (At-Grade)
Single-Lane
1997 Moderate to high pedestrian and bicycle volume. Located in residential area frequented by commuters to University of California at Davis. ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
United States
SR 60 / Coronado Dr. (SR 699) / Mandalay Ave. / Poinsettia Ave. (Gateway Roundabout)
(27.97752, -82.82709)
Roundabout
Existing
All-Way Yield
Metering Signal
6 Approaches
0 Driveways
68.5587
Other (At-Grade)
Multilane (2 Lane)
1999 Modified 2002-2004 to change geometry and striping, and remove fountain. 21442
Hilliard, OH
Franklin Co.
United States
Main St. / Scioto Darby Rd.
(40.02892, -83.16108)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8637
Other (At-Grade)
Multilane (2 Lane)
2010 Modified 2011-2014 to change lane configuration. Central island was re-shaped using qwik-curb in 2019; permanent modifications to central island & splitter islands (including addition of raised crosswalks) were completed in July 2021. 21442
Venice, FL
Sarasota Co.
United States
Jacaranda Blvd. / Venice Ave.
(27.09950, -82.38444)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
79.2480
Other (At-Grade)
Multilane (2 Lane)
2011 Modified 2017 to change lane configuration and address crash issues. 21442
Dublin, OH
Franklin Co.
United States
SR 161 (W Dublin Granville Rd.-E Bridge St.) / Riverside Dr. (US 33-SR 257)
(40.09964, -83.10936)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
70.1040
Other (At-Grade)
Multilane (3+ Lane)
2016 Modified 2018 to reduce lane configuration. https://www.thisweeknews.com/news/20191022/dublin-officials-say-161-riverside-roundabout-fixes-lessen-crashes . 21442
Palmdale, CA
Los Angeles Co.
United States
Palmdale Blvd. (SR 138) / 47th St. / 50th St.
(34.58010, -118.04510)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
57.9120
Other (At-Grade)
Multilane (2 Lane)
2009 Modified 2019-2020 to add lanes. 21442
Scottsdale, AZ
Maricopa Co.
United States
N. 74th St. / E. Sweetwater Ave.
(33.60395, -111.92155)
Traffic Calming Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
16.7640
Other (At-Grade)
Unknown
2003 Modified by City in 2005 to improve operation as roundabout. 21442
Durham, NC
Durham Co.
United States
Glendale Ave. / Washington St.
(36.02251, -78.90046)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
34.7744
Other (At-Grade)
Single-Lane
2000 Modified circle, part of I-85 detour route. ICD estimated from Google Maps linework.
La Quinta, CA
Riverside Co.
United States
Avenida Montezuma / Avenida Navarro
(33.67616, -116.30460)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
2007 Modified from former geometrics to conform to roundabout. 21442
Buffalo, NY
Erie Co.
United States
Gates Circle (Delaware Ave. / Lafayette Ave.)
(42.92054, -78.86776)
Other
Existing
Unknown
Unknown
5 Approaches
0 Driveways
66.4699
Other (At-Grade)
Unknown
2002 Modified in 2002 to incorporate roundabout principles. ICD estimated from Google Maps linework. 21442
Apex, NC
Wake Co.
United States
Blackburn Rd. / Orchard Villas Ave.
(35.74781, -78.86505)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
27.1406
Other (At-Grade)
Single-Lane
2008 Modified in 2012 to add splitter islands. ICD estimated from Google Maps linework. 21442
Hilliard, OH
Franklin Co.
United States
Britton Pkwy. / Anson Dr.
(40.04156, -83.13125)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8640
Other (At-Grade)
Multilane (2 Lane)
2009 Modified striping to eliminate fishhooks & convert to 2x1 in 2020 (converted EB from Thru/RT to RT only).
Hillard, OH
Franklin Co.
United States
Britton Pkwy. / Davidson Rd.
(40.04977, -83.13399)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8640
Other (At-Grade)
Multilane (2 Lane)
2009 Modified striping to remove fishhooks in 2019.
Grays, England
Essex
United Kingdom
A1306 / B186
(51.48926, 0.27230)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
89.2395
Other (At-Grade)
Single-Lane
Modified with striped spirals to be single-lane. ICD estimated from Google Maps linework. 21442
Chesterfield, VA
Chesterfield Co.
United States
Otterdale Rd. / Hampton Park Dr.
(37.39585, -77.70733)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp
Chesterfield, VA
Chesterfield Co.
United States
Otterdale Rd. / Harpers Mill Pkwy.
(37.38280, -77.70556)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp
Midlothian, VA
Chesterfield Co.
United States
Spring Run Rd. / Bailey Bridge Rd. / Springford Pkwy.
(37.38447, -77.65050)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 Modular roundabout. http://www.virginiadot.org/newsroom/richmond/2020/modular-roundabout-installations-complete-in-chesterfield-county10-1-2020.asp
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
21.3360
Other (At-Grade)
Single-lane w/ Traversable Central Island
2017 Modular, rapid-install roundabout.
Annandale, VA
Fairfax Co.
United States
Ravensworth Rd. / Jayhawk St. / Fountain Head Dr.
(38.82630, -77.19993)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
22.8600
Other (At-Grade)
Single-lane w/ Traversable Central Island
2018 Modular, rapid-install roundabout.
Indianapolis, IN
Marion Co.
United States
Castle Creek Pkwy North Dr. / Castle Creek Pkwy East Dr.
(39.91590, -86.06950)
Other
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
54.0460
Other (At-Grade)
Single-Lane
More of a traffic circle than a roundabout. ICD estimated from Google Maps linework.
Indianapolis, IN
Marion Co.
United States
Market St. / Meridian St. (Monument Circle)
(39.76848, -86.15804)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
132.1925
Other (At-Grade)
Multilane (2 Lane)
Most famous traffic circle in the State of Indiana. Completed 1820. Functional Class: Local ICD estimated from Google Maps linework.
Maple Grove, MN
Hennepin Co.
United States
Jonquil Ln. / 85th Ave.
(45.10938, -93.43398)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
57.3175
Other (At-Grade)
Single-Lane
2001 Mountable splitter islands, driverways in circle, parking in circle, pedestrian amenity in central island. Functional Class: Local ICD estimated from Google Maps linework.
Wake Forest, NC
Wake Co.
United States
South Ave. (NC 98-US 1 Alt) / S Main St.
(35.97893, -78.51203)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
21.2627
Other (At-Grade)
Single-Lane
2006 Moving Ahead project. ICD estimated from Google Maps linework.
Patcham, England
Brighton and Hove
United Kingdom
A23 (London Rd.) / Carden Rd.
(50.85664, -0.15380)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane)
Multilane mini-roundabout.
Chattanooga, TN
Hamilton Co.
United States
SR 153 SB Ramps / N. Access Rd. / TVA offices
(35.10868, -85.23122)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
97.7036
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2006 N Access Road is a 4 lane arterial road. Fatal crash April 4, 2010. 11861-05. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NE Yacht Harbor Drive
(45.60542, -122.66034)
Other
Existing
All-Way Yield
Unknown
1 Approaches
2 Driveways
25.9020
Other (At-Grade)
Single-Lane
2006 N end of Yacht Harbor Drive, yield entry at south, driveway at west and driveway at east. ICD estimated from Google Maps linework.
Sarasota, FL
Sarasota Co.
United States
Honore Ave. / Camus St.
(27.33355, -82.46388)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.6465
Other (At-Grade)
Single-Lane
2010 NB and SB right turn lanes. ICD estimated from Google Maps linework.
Carson City, NV
Carson City Co.
United States
Arrowhead Dr. / I-580 NB Ramps / Imus Rd.
(39.19840, -119.77380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.6923
Freeway Ramps (Grade-Separated)
Single-Lane
2002 NB off-ramp for Carson City Freeway (I-580) and extension of Imus Road. Overpass and roundabouts completed in 2002. ICD estimated from Google Maps linework.
West Chester, OH
Butler Co.
United States
Lesourdsville West Chester Rd. / Becket Ridge Blvd.
(39.34459, -84.41655)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
39.6240
Other (At-Grade)
Single-Lane
2020 Near a junior high school. https://www.journal-news.com/news/newest-roundabout-opens-in-west-chester-as-dangerous-intersection-work-begins/PWKR73DU2VD53AOPGDM3VII2U4/
Argle, TX
Denton Co.
United States
Cook St. / Boonesville Bend / Nora Ln. / Ellison Trace
(33.10503, -97.18643)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2014 Near Argle High School. Painted splitter islands.
Lenexa, KS
Johnson Co.
United States
Marshall Dr. / W 95th St. WB Connector
(38.95709, -94.73438)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
37.1492
Other (At-Grade)
Single-Lane
2016 Near diverging diamond interchange. https://www.ksdot.org/Assets/wwwksdotorg/Headquarters/PDF_Files/2016-11-28_ProjectUpdate12_Web_FINAL_FactSheet-LowRes.pdf . ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States
Marshall Dr. / W 95th St. EB Connector
(38.95590, -94.73460)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.3636
Other (At-Grade)
Single-Lane
2016 Near diverging diamond interchange. https://www.ksdot.org/Assets/wwwksdotorg/Headquarters/PDF_Files/2016-11-28_ProjectUpdate12_Web_FINAL_FactSheet-LowRes.pdf . ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States
NE 15th St. / Bear Creek Rd.
(44.05150, -121.28400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.9018
Other (At-Grade)
Single-Lane
2005 Near elementary school. Crossing guard operation. ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States
E. 9th St. / N. Davidson St.
(35.22668, -80.83273)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.9516
Other (At-Grade)
Single-Lane
2006 Near elementary school. ICD estimated from Google Maps linework.
Estero, FL
Lee Co.
United States
Williams Rd. / Chapel Trace
(26.41990, -81.83160)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
29.9485
Other (At-Grade)
Single-Lane
2006 Near Estero High School. ICD estimated from Google Maps linework.
El Paso, TX
El Paso Co.
United States
Sun Bowl Dr. / University Dr.
(31.76872, -106.50750)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5542
Other (At-Grade)
Multilane (2 Lane)
2010 Near football stadium. ICD estimated from Google Maps linework.
Greenfield, IN
Hancock Co.
United States
Broadway St. / McKenzie Rd.
(39.79925, -85.77997)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.8685
Other (At-Grade)
Single-Lane
2004 Near Greenfield-Central High School. http://www.indystar.com/apps/pbcs.dll/article?AID=/20071003/LOCAL/710030465/-1/LOCAL17 ICD estimated from Google Maps linework.
Rochester Hills, MI
Oakland Co.
United States
Tienken Rd. / Sheldon Rd.
(42.69626, -83.12320)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.6224
Other (At-Grade)
Single-Lane
2001 Near Hart Middle School and Stoney Creek High School. Functional Class: Local ICD estimated from Google Maps linework.
Coeur dAlene, ID
Kootenai Co.
United States
4th St. / Margaret Ave.
(47.71537, -116.77880)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.1602
Other (At-Grade)
Single-Lane
2003 Near high school. ICD estimated from Google Maps linework.
Acoma Indian Reservation, NM
McKinley Co.
United States
Silver Dollar Rd. / Veterans Blvd.
(35.07119, -107.56000)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
43.0093
Other (At-Grade)
Single-Lane
2010 Near Hospital, low ADT, series of 3 roundabouts. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States
King Ave. / Olympic Blvd.
(45.75507, -108.61360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.1658
Other (At-Grade)
Multilane (2 Lane)
2008 Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
152nd Ave. NE / NE 36th Pl. / NE 31st St.
(47.63828, -122.13550)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
27.3615
Other (At-Grade)
Single-Lane
2010 Near Microsoft campus. Moderate ped/bike volumes. ICD estimated from Google Maps linework.
Sharon, PA
Mercer Co.
United States
Connelly Blvd. / Dock St.
(41.23144, -80.50617)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
4 Approaches
1 Driveways
44.9099
Other (At-Grade)
Single-Lane
2018 Near railroad crossing with flashing lights but no gates. ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States
Jefferson Rd. / CTH Y
(43.15325, -88.75062)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5944
Other (At-Grade)
Single-Lane
2010 Near railroad crossing. ICD estimated from Google Maps linework.
Branson, MO
Taney Co.
United States
Branson Landing Blvd. / Veterans Blvd. / Skaggs Rd. / Parnell Dr.
(36.64981, -93.21976)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
63.2418
Other (At-Grade)
Multilane (2 Lane)
2006 Near Skaggs Community Health Center Hospital. Veterans Boulevard was formerly Business 65 but was transferred from MoDOT to the city. Cost of roundabout was $1.9 million. News article: http://www.news-leader.com/apps/pbcs.dll/article?Date=20060324&Category=NEWS02&ArtNo=603240360&SectionCat=&Template=printart ICD estimated from Google Maps linework.
Galt, CA
Sacramento Co.
United States
Twin Cities Rd. / E Stockton Blvd.
(38.29108, -121.31110)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.6210
Other (At-Grade)
Multilane (2 Lane)
2014 Near SR 99 NB freeway ramps. ICD estimated from Google Maps linework.
Galt, CA
Sacramento Co.
United States
Twin Cities Rd. / W Stockton Blvd.
(38.29105, -121.31340)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.7463
Other (At-Grade)
Multilane (2 Lane)
2014 Near SR 99 SB freeway ramps. ICD estimated from Google Maps linework.
Monona, WI
Dane Co.
United States
S Towne Dr. / Industrial Dr.
(43.04082, -89.35458)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.9158
Other (At-Grade)
Multilane (2 Lane)
2007 Near Super-Walmart. Opened August 7, 2007. ICD estimated from Google Maps linework.
Hutchinson, KS
Reno Co.
United States
23rd Ave. / Severence St.
(38.07940, -97.91340)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.7846
Other (At-Grade)
Single-Lane
2000 Near the state fairgrounds in Hutchinson Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States
Hutchison Dr. / (unknown)
(38.53933, -121.77160)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
39.2356
Other (At-Grade)
Multilane (2 Lane)
2010 Near University of California Davis college campus. ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States
Hutchison Dr. / Campbell Rd.
(38.53686, -121.77170)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.4343
Other (At-Grade)
Multilane (2 Lane)
2010 Near University of California Davis college campus. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Poughkeepsie, NY
Dutchess Co.
United States
Rte 376 / Vassar Lake Dr.
(41.68654, -73.89823)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
18.7303
Other (At-Grade)
Single-Lane
2006 Near Vassar College ICD estimated from Google Maps linework.
Poughkeepsie, NY
Dutchess Co.
United States
Rte 376 / College Ave.
(41.68975, -73.89973)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
26.7562
Other (At-Grade)
Single-Lane
2006 Near Vassar College ICD estimated from Google Maps linework.
Poughkeepsie, NY
Dutchess Co.
United States
Rte 376 / Collegeview Ave.
(41.69179, -73.90046)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.3227
Other (At-Grade)
Single-Lane
2008 Near Vassar College ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States
Heritage Rd. / W 4th Ave.
(39.72190, -105.21004)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
12.8607
Other (At-Grade)
Single-lane w/ Traversable Central Island
2015 Nearby pedestrian overcrossing in addition to at-grade pedestrian crossing on north leg. ICD estimated from Google Maps linework.
Quincy, MA
Norfolk Co.
United States
Palmer St / Yardarm Ln / Bicknell St
(42.25300, -70.96574)
Rotary
Existing
Uncontrolled
None
4 Approaches
2 Driveways
70.7217
Other (At-Grade)
Single-Lane
Neighborhood area ICD estimated from Google Maps linework.
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.
Phoenix, AZ
Maricopa Co.
United States
South 20th Drive. / (none)
(33.37556, -112.10290)
Traffic Calming Circle
Existing
Unknown
Unknown
2 Approaches
0 Driveways
16.9552
Other (At-Grade)
Single-Lane
2003 Neighborhood traffic calming. ICD estimated from Google Maps linework.
Charlottesville, VA
Albemarle Co.
United States
775 Belvedere Blvd
(38.07317, -78.45885)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
154.1935
Other (At-Grade)
Single-Lane
2016 Neighborhood Traffic Circle constructed with buildout of Belvedere Development ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States
NE 7th Ave. / NE Morris St.
(45.54468, -122.65860)
Traffic Calming Circle
Removed
Two-Way Stop
None
3 Approaches
0 Driveways
128.8135
Other (At-Grade)
Single-Lane
2013 Neighborhood traffic circle was installed 1/9/1992. Removed in 2013 as part of upgrades to the Neighborhood Greenway. Added speed humps nearby. ICD estimated from Google Maps linework.
Frisco, TX
Collin Co.
United States
Vita Dolce Dr. / Toscana Way
(33.17776, -96.80012)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6717
Other (At-Grade)
Single-Lane
2004 Neighborhood.
Durham, NC
Durham Co.
United States
Towerview Rd. / Campus Dr.
(35.99779, -78.93916)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
24.1565
Other (At-Grade)
Single-Lane
2004 New entrance to parking areas on Duke University campus. ICD estimated from Google Maps linework.
Emporia, KS
Lyon Co.
United States
I-35 / US 50 Connector
(38.41494, -96.22918)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
97.3226
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2008 New interchange configuration. Half double-lane, half triple-lane. Opened November 2008. ICD estimated from Google Maps linework.
Emporia, KS
Lyon Co.
United States
US 50 Connector / US 50
(38.41225, -96.22947)
Roundabout
Existing
All-Way Yield
None
0 Approaches
0 Driveways
85.3440
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2008 New interchange configuration. Half double-lane, half triple-lane. Opened November 2008. Modified 2011-2013 to reduce lanes. NCHRP Synthesis 488. 21442
Spokane, WA
Spokane Co.
United States
SR 290 (Trent Ave) / Martin Luther King Jr Way / Perry St.
(47.66163, -117.39014)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.3053
Other (At-Grade)
Multilane (2 Lane)
2018 New intersection of MLK Jr. Way and SR 290. Open to traffic August 5, 2018. Two circulating lanes for SR 290 WB entry leg ICD estimated from Google Maps linework.
Bourne, MA
Barnstable Co.
United States
MacArthur Blvd. (Rte 28) / Connery Ave. / Sandwich Rd. (Rte 28A)
(41.68534, -70.59144)
Rotary
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane)
New lane configuration/striping in 2017, aka Otis Rotary. 21442
Durham, NC
Durham Co.
United States
Circuit Dr. / Research Dr.
(36.00615, -78.94078)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
22.2216
Other (At-Grade)
Single-Lane
2003 New north-south road through Duke University campus. ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States
Northern Ave / Massport Haul Rd / Fid Kennedy Rd
(42.34767, -71.03621)
Traffic Calming Circle
Existing
Other
None
4 Approaches
1 Driveways
24.7154
Other (At-Grade)
Single-Lane
New pavement markings (roundabout like) on approaches in June 2017. Control Type: 2 yield (Northern Ave), 1 stop Massport Haul Rd and 1 uncontrolled (stop sign is missing?) (Fid Kennedy Ave). ICD estimated from Google Maps linework.
Berlin, MA
Worcester Co.
United States
River Rd W / South St / Whitney Rd
(42.35764, -71.62354)
Rotary
Existing
All-Way Yield
None
4 Approaches
0 Driveways
60.0136
Other (At-Grade)
Single-Lane
New pavement markings (shark teeth and definition of circular roadway) in 2016 ICD estimated from Google Maps linework.