Roundabouts Database

29411 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
Chillicothe, IL
Peoria Co.
United States 		N Old Galena Rd. / N State St.
(40.83312, -89.56268) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
56.3880 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2015 Merging right-turn bypass lane on north leg. Year Completed estimated (2013-2016).
Kohler, WI
Sheboygan Co.
United States 		Lower Falls Rd. (CR PP) / CR A
(43.73846, -87.76974) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2017 Merging right-turn bypass lane on north leg. Year Completed estimated (2015-2019).
Legnica, Dolnośląskie
Legnica
Poland 		Rondo Unii Europejskiej [DW364 (Złotoryjska) / DW323 (Zachodnia)]
(51.19239, 16.12761) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Merging right-turn bypass lane on northwest leg.
Littleton, CO
Douglas Co.
United States 		Chatfield Lake Rd. / N Roxborough Park Rd.
(39.52660, -105.05232) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2020 Merging right-turn bypass lane on south leg.
Karlshamn, Blekinge County
Karlshamns kommun
Sweden 		Jannebergsvägen / Korpadalsvägen
(56.19404, 14.84189) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2010 Merging right-turn bypass lane on south leg.
Boscawen, NH
Merrimack Co.
United States 		US 4 (King St.) / Tremont St.
(43.29130, -71.59523) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2011 Merging right-turn bypass lane on south leg.
Kättorp, Blekinge County
Ronneby kommun
Sweden 		Karlshamnsvägen / Västervägen / Viggenvägen
(56.23284, 15.25960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.0000 		Other (At-Grade)
Single-Lane 		2010 Merging right-turn bypass lane on south leg. Completed in 2010 or earlier.
Rotterdam, NY
Schenectady Co.
United States 		Rte 146 (Carman Rd.) / I-890 SB Ramps
(42.76055, -73.94206) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Freeway Ramps (Grade-Separated)
Single-Lane 		2022 Merging right-turn bypass lane on south leg. https://www.news10.com/news/albany-county/road-work-begins-to-upgrade-route-146-intersections/
Kamloops, BC
Thompson-Nicola
Canada 		Hugh Allan Dr. / Versatile Dr.
(50.65301, -120.38349) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2014 Merging right-turn bypass lane on southeast leg. Year Completed estimated (2012-2016).
Allen, TX
Collin Co.
United States 		Montgomery Blvd. / Miller Rd.
(33.08474, -96.68698) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2016 Merging right-turn bypass lane on west leg.
Keszthely, Zala
Keszthelyi járás
Hungary 		SR 71 / SR 75 / Alsópáhoki út
(46.76180, 17.21463) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Merging right-turn bypass lane on west leg.
Lethbridge, AB
Alberta
Canada 		Mauretania Rd. / (unknown)
(49.67145, -112.90948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2012 Merging right-turn bypass lane on west leg.
Northfield Township, MI
Washtenaw Co.
United States 		N Territorial Rd. / US 23 SB Ramps
(42.37952, -83.75786) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Merging right-turn bypass lane on west leg.
Halmstad, Halland County
Halmstads kommun
Sweden 		Växjövägen / E6 NB Ramps
(56.67432, 12.90147) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2009 Merging right-turn bypass lane on west leg. Concentric striped circulatory roadway.
Acoma Indian Reservation, NM
McKinley Co.
United States 		SH 30 / I-40 EB Ramps
(35.07341, -107.56120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
65.4897 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2010 Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework.
Weston, FL
Broward Co.
United States 		Saddle Club Rd. / S Post Rd.
(26.10419, -80.41696) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1025 		Other (At-Grade)
Single-Lane 		2002 Merging right-turn bypass lane on west leg. Year Completed estimated (2002-2003). ICD estimated from Google Maps linework.
Santa Ynez, CA
Santa Barbara Co.
United States 		SR 154 / SR 246 (Mission Dr.) / Armour Ranch Rd.
(34.61016, -120.05476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2015 Merging right-turn bypass lane on west leg. Yield-controlled right-turn bypass lane on north leg due to skew.
Niceville, FL
Okaloosa Co.
United States 		(shopping center entrance) / (parking)
(30.51614, -86.46230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2011 Merging right-turn bypass lane with painted splitter island on south leg. Year Completed estimated (2010-2012).
Spring Creek, NV
Elko Co.
United States 		Lamoille Hwy / Licht Pkwy / Spring Creek Pkwy
(40.73887, -115.61890) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.3874 		Other (At-Grade)
Single-Lane 		2010 Merging right-turn bypass lanes on all four leg. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Star Rd. / Cherry Ln.
(43.61969, -116.49366) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2021 Merging right-turn bypass lanes on all legs.
Greeley, CO
Weld Co.
United States 		N 35th Ave. / W O St. / CR 64
(40.45520, -104.73479) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
67.0560 		Other (At-Grade)
Single-Lane 		2022 Merging right-turn bypass lanes on all legs. Designed with striped out outer portion of circulatory roadway for future expansion to outside. Year Completed estimated (2021-2023).
Clearlake Oaks, CA
Lake Co.
United States 		SR 20 / SR 53
(39.00852, -122.61426) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2019 Merging right-turn bypass lanes on all legs. Year Completed estimated (2019-2020).
Henderson, CO
Adams Co.
United States 		Henderson Rd. / E 124th Ave. / Park Blvd.
(39.92505, -104.87550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2022 Merging right-turn bypass lanes on north and east legs. https://adcogov.org/henderson-rd-park-blvd-roundabout-project
Mankato Township, MN
Blue Earth Co.
United States 		STH 83 / 586th Ave.
(44.14513, -93.93894) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2017 Merging right-turn bypass lanes on north and east legs. Year Completed estimated (2015-2018).
Lethbridge, AB
Alberta
Canada 		Aquitania Blvd. / (unknown)
(49.67393, -112.90283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2011 Merging right-turn bypass lanes on north and south legs.
Fort Riley, KS
Geary Co.
United States 		Trooper Dr. / Rifle Range Rd.
(39.07167, -96.83342) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2013 Merging right-turn bypass lanes on north and west legs. Merging through bypass lane on south leg. Year Completed estimated (2012-2014).
Ingersoll, ON
Oxford
Canada 		Plank Line (Hwy 19) / Harris St. (Hwy 119) / Hwy 401 WB Ramps
(43.02839, -80.85549) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Merging right-turn bypass lanes on northwest and northeast legs.
Lynchburg, VA
Lynchburg City
United States 		Liberty Mountain Dr. / US 29-US 460 (Richmond Hwy.) EB Ramps
(37.34892, -79.17636) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		Merging right-turn bypass lanes on northwest and northeast legs. Year Completed estimated (2019-2021).
Colleyville, TX
Tarrant Co.
United States 		Glade Rd. / Pool Rd.
(32.88182, -97.12509) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2010 Merging right-turn bypass lanes on south and east legs.
Ingersoll, ON
Oxford
Canada 		Plank Line (Hwy 19) / Hwy 401 EB Ramps
(43.02638, -80.85271) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Merging right-turn bypass lanes on southwest and southeast legs.
Littleton, CO
Jefferson Co.
United States 		S Platte Canyon Rd. / S Kendall Blvd. / W Chatfield Ave.
(39.56787, -105.06207) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3029 		Other (At-Grade)
Single-Lane 		2018 Merging right-turn bypass lanes on west and south legs. Year Completed estimated (2017-2018). ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Jockvale Rd. / Exeter Dr. / Tartan Dr.
(45.27044, -75.75439) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9398 		Other (At-Grade)
Single-Lane 		2005 Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework.
Tucson, AZ
Pima Co.
United States 		Kolb Rd. / E Territory Dr.
(32.30652, -110.84391) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2022 Metal art in central island.
Kew, VIC
Boroondara
Australia 		SR 21 (Princess St.) / Willsmere Rd. / Eglinton St. / Willis St. / Main Dr.
(-37.79910, 145.03025) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		6 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Metering signal on north leg. Pedestrian signal on south leg.
Bendigo, VIC
Greater Bendigo
Australia 		B280 (McIvor Rd.-Chapel St.) / C332 (Myers St.) / Lyttleton Terr.
(-36.75836, 144.28736) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Metering signal on northwest leg.
Greensborough, VIC
Nillumbik
Australia 		SR 46 (Greensborough Hwy.) / Diamond Creek Rd. / Civic Dr.
(-37.68909, 145.11328) 		Roundabout
Existing 		All-Way Yield
Pedestrian Signal (red-yellow-green to drivers) 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Metering signals installed 2006 on northwest leg (AM peak) and southeast leg (PM peak). Bus bypass lanes and pedestrian crosswalks installed 2014.
Melbourne, VIC
Kingston
Australia 		SR 15 (Warrigal Rd.) / Como Parade
(-37.98813, 145.07025) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Metering signals installed 2009 separately for AM and PM peaks.
Westmeadows, VIC

Australia 		SR 39 (Mickleham Rd.) / SR 48 (Broadmeadows Rd.)
(-37.68142, 144.88380) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		3 Approaches
0 Driveways
70.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Metering signals on south leg for AM peak and on east leg for PM peak. Bus queue bypass lanes and east leg metering signal added 2014.
Vrabnitsa, Sofia City
Sofia
Bulgaria 		bulevard Lomsko shose / ulitsa Ostrov
(42.74044, 23.28740) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Metro station above roundabout.
Murfreesboro, TN
Rutherford Co.
United States 		MTSU Blvd. / Blue Raider Dr
(35.84867, -86.35948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.5318 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Middle Tennessee State University campus. ICD estimated from Google Maps linework.
Grand Falls-Windsor, NL
Newfoundland and Labrador
Canada 		High St. / Mill Rd. / Church Rd. / Cabot Rd.
(48.92798, -55.65984) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
28.2486 		Other (At-Grade)
Single-Lane 		1909 Mill St approach has Yield sign; other approaches have no control signage.(streetview) Built in early days of city, c. 1909. Beacon, known as "the Dummy", in center island. https://www.tac-atc.ca/sites/default/files/conf_papers/macdonaldm_and_allairef_-_the_evolution_of_roundabouts_in_nl.pdf ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		Bella Tesoro St. / (unknown)
(26.02674, -81.64826) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Minimal splitter islands on northwest, southwest, and southeast legs. Year Completed estimated (2018-2020).
Lees Summit, MO
Jackson Co.
United States 		SW Arborway Dr. / SW Wysteria Dr. / SW Wysteria Terr.
(38.85763, -94.39962) 		Roundabout
Existing 		Unknown
None 		4 Approaches
0 Driveways
24.1808 		Other (At-Grade)
Single-Lane 		2005 Minimal splitter islands on three legs; no splitter island on east leg. Year Completed estimated (2004-2005). ICD estimated from Google Maps linework.
Cedar Park, TX
Williamson Co.
United States 		Lynnwood Trl. / E Park St.
(30.51423, -97.81197) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands on two legs.
Cedar Park, TX
Williamson Co.
United States 		Crockett Rd. / Truman Ln.
(30.51700, -97.80960) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6710 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands.
Ottawa, ON
City of Ottawa
Canada 		Cresthaven Dr. / Waterbridge Dr.
(45.28097, -75.70818) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6990 		Other (At-Grade)
Single-Lane 		2001 Minimal splitter islands. ICD estimated from Google Maps linework.
South Jordan, UT
Salt Lake Co.
United States 		Blue Mesa Way / Lake Bridge Dr. / Braidwood Dr.
(40.55113, -111.98904) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.4843 		Other (At-Grade)
Single-Lane 		2007 Minimal splitter islands. ICD estimated from Google Maps linework.
Golden, CO
Jefferson Co.
United States 		Illinois St. / (unknown)
(39.73540, -105.21057) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.5747 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands. No detectable warnings for the one pedestrian crossing. ICD estimated from Google Maps linework.
Paloma, FL
Palm Beach Co.
United States 		Aviles Cir. / Pacifico Ct.
(26.85738, -80.10605) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2008 Minimal splitter islands. One-stage pedestrian crossings. Year Completed estimated (2007-2008).
Ottawa, ON
City of Ottawa
Canada 		Cresthaven Dr. / Fairpark Dr. / Timberline Private
(45.27486, -75.70937) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7465 		Other (At-Grade)
Single-Lane 		2002 Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Eastgate, WA
King Co.
United States 		SE 40th St. / 138th Ave. SE
(47.57459, -122.15670) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2865 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2019 Mini-roundabout adjacent Tyee Middle School, completed October 2019. 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.
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.
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.
Rochester, MN
Olmsted Co.
United States 		Bella Terra Rd. NE / Shannon Oaks Blvd. NE
(44.03676, -92.41353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.8600 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2023 Mini-roundabout.
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.
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.
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.
Tarbock, England
Merseyside
United Kingdom 		Tarbock Roundabout: M57 Ramps / M62 Ramps / A5080 (Tarbock Rd. / Cronton Rd.) / Windy Arbor Rd.
(53.39830, -2.80852) 		Other
Existing 		Other
None 		7 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		Mix of signals and yields.
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.
Chalco, NE
Sarpy Co.
United States 		Meadows Pkwy. / Meadow Ridge Rd.
(41.17162, -96.13438) 		Other
Existing 		Other
None 		3 Approaches
1 Driveways
82.6008 		Other (At-Grade)
Single-Lane 		1979 Mix of stop and yield control on entry.
Cagliari, Sardinia
Cagliari
Italy 		Viale Poetto / Via Lungo Saline / Via Marina Piccola
(39.19421, 9.15682) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane) 		Mix of stop and yield control on entry.
Monserrato, Sardinia
Cagliari
Italy 		Via Riu Mortu / Via Cesare Cabras / Viale Trieste / Via Giuseppe Zuddas
(39.25227, 9.14655) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		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, unspecified) 		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, unspecified) 		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, unspecified) 		Mix of stop and yield control.
Jupiter, FL
Palm Beach Co.
United States 		Cortona Blvd. / Carina Dr.
(26.92446, -80.15919) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Mix of stop and yield control.
San Marcos, CA
San Diego Co.
United States 		Village Dr. / Carnation Ct.
(33.12285, -117.16747) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of stop and yield control.
Watertown, NY
Jefferson Co.
United States 		Park Circle
(43.96723, -75.88971) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		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.
College Park, MD
Prince George's Co.
United States 		Dupont Circle
(38.95971, -76.93792) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of stop and yield control. No splitter islands.
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.
Gorizia, Friuli-Venezia Giulia
Gorizia
Italy 		Rotonda Divisione Gorizia [SR56 (Ponte 8 Agosto) / Via Aquileia / Lungo Isonzo Argentina / Via della Barca]
(45.93456, 13.60023) 		Other
Existing 		Other
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified) 		Mix of stop signs and yield signs on entry.
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.
Guaynabo, PR
Frailes Barrio
United States 		Avenida B / Calle A
(18.37322, -66.11382) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Mix of stop, yield, and uncontrolled movements.
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, unspecified) 		Mix of Yield and Stop signs (3 Yields; 1 Stop) at approaches. ICD estimated from Google Maps linework.
Saint Lucie West, FL
St. Lucie Co.
United States 		NW Vizcaya Falls / NW Cataluna Cir.
(27.35695, -80.38274) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of yield and uncontrolled entries.
Boca Raton, FL
Palm Beach Co.
United States 		E Royal Palm Rd. / Plaza Real S
(26.34991, -80.08489) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of yield and uncontrolled.
Youngsville, LA
Lafayette Par.
United States 		Centre Sal Celle Blvd. / (parking)
(30.10836, -92.01747) 		Other
Existing 		Other
Unknown 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of yield-controlled and uncontrolled entries.
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, unspecified) 		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, unspecified) 		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, 2x1 max) 		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, 2x2 max) 		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, unspecified) 		2009 Modified 2019-2020 to add lanes. 21442