Roundabouts Database

28782 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
Stuart, FL
Martin Co.
United States 		NW Green River Pkwy. / NE Baker Rd.
(27.22209, -80.25291) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2009-2010). North leg realigned from west; south leg added.
Stuart, FL
Martin Co.
United States 		NW Britt Rd. / NW Fresco Way / NW Goldenrod Rd.
(27.23781, -80.26708) 		Other
Existing 		Other
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		Concentric striped circulatory roadway. Stop control on south leg.
Stuart, FL
Martin Co.
United States 		SW Lost River Rd. / SW Kantner Dr.
(27.11641, -80.26147) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Stuart, FL
Martin Co.
United States 		SW Pennington St. / SW Pennington St.
(27.14408, -80.25194) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Stuart, FL
Martin Co.
United States 		SE Pomeroy St. / SE Pennington St.
(27.14684, -80.24643) 		Other
Unknown 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Stuart, FL
Martin Co.
United States 		S. Dixie Hwy / SW Joan Jefferson Way / SW Akron Ave. / SW St. Lucie Ave.
(27.19928, -80.25545) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
29.7433 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States 		S. Dixie Hwy / SR 76 / SR A1A
(27.19767, -80.25266) 		Other
Existing 		Other
None 		0 Approaches
0 Driveways
26.5569 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Railroad crossing next to circle. ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States 		N. Colorado Ave. / E. Osceola St.
(27.19860, -80.25300) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9303 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
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.
Sturgeon Bay, WI
Door Co.
United States 		STH 42 / Michigan St.
(44.83499, -87.34712) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.8168 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016 https://www.google.com/maps/d/viewer?mid=1kRgB04jjoXd6tLLe0r20FJoxJMI&ll=44.829603204967256%2C-87.35688177363386&z=12 ICD estimated from Google Maps linework.
Sturgeon County, AB
Division 11
Canada 		Sturgeon Rd. / Starkey Rd.
(53.67801, -113.56458) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0000 		Other (At-Grade)
Single-Lane 		2021 Year Completed estimated (2020-2021).
Sturgis, MI
St. Joseph Co.
United States 		E Lafayette Rd. / N Franks Ave.
(41.81055, -85.39875) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2023 https://www.sturgisjournal.com/story/news/local/2023/07/14/sturgis-roundabout-open/70413258007/
Stuvsta, Stockholm County
Huddinge
Sweden 		Stationsvägen / Stuvstavägen
(59.25002, 17.99854) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
15.8769 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Stuvsta, Stockholm County
Huddinge
Sweden 		Lännavägen / Gymnasievägen
(59.24153, 17.99536) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
26.8754 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Suamico, WI
Brown Co.
United States 		School Ln. (CTH B) / Velp Ave. (CTH HS)
(44.63452, -88.05177) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7946 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Subotica, Vojvodina
Central Serbia
Serbia 		Ulica Matka Vukovića / Ulica Rudić / Ulica Štrosmajerova / Trg republike
(46.09986, 19.66252) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Subotica, Vojvodina
Central Serbia
Serbia 		Ulica Šandora Petefija / Trg žrtava fašizma / Trg Lajoša Košuta
(46.10019, 19.65832) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Sučany, Zilina
Martin
Slovakia 		I/18 (Hlavná) / III/2137 / Priemyselná
(49.09422, 18.96012) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Success, WA
Cockburn
Australia 		Brushfoot Blvd. / Caterpillar Rd. / Awl Way
(-32.15584, 115.84644) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Success, WA
Cockburn
Australia 		Brushfoot Blvd. / Papillon Rd. / Jardine St.
(-32.15864, 115.84643) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Success, WA
Cockburn
Australia 		Hammond Rd. / Wentworth Parade / Tongaroo Blvd.
(-32.15368, 115.84632) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Success, WA
Cockburn
Australia 		Wentworth Parade / Meridian St.
(-32.15337, 115.85064) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
 Other (At-Grade)
Single-Lane
Success, WA
Cockburn
Australia 		Wentworth Parade / Bartram Rd.
(-32.14571, 115.85674) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Suceava, Suceava

Romania 		Strada Mărășești / Strada Mărăști / Bulevardul George Enescu
(47.64653, 26.25011) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sucre, Chuquisaca
Oropeza Province
Bolivia 		Calle Gaspar de la Cueva / Calle Victorino Vega / Calle Jesús Lara
(-19.02823, -65.25318) 		Other
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Pedestrian access to central island.
Sudbury, England
Suffolk
United Kingdom 		A134 / B1115
(52.04713, 0.74534) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sudbury, England
Suffolk
United Kingdom 		B1115 / Aubrey Dr. / Church Field Rd. / (parking)
(52.04843, 0.74729) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Sudbury, England
Suffolk
United Kingdom 		A134 / Clemont Ave.
(52.05214, 0.73087) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Suffolk, VA

United States 		University Blvd. / Prices Fork Blvd.
(36.87088, -76.41873) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3517 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Suffolk, VA

United States 		Bon Secours Dr. / Harbour Towne Pkwy.
(36.86884, -76.43764) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3526 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Suffolk, VA

United States 		Plummer Blvd. / Belle Orchard Ln.
(36.86074, -76.44528) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.8677 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Suffolk, VA

United States 		Governors Pointe Dr. / Tindalls Ct. / Wentworth Ct.
(36.89513, -76.49969) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.8338 		Other (At-Grade)
Single-Lane 		2004 No splitter islands. ICD estimated from Google Maps linework.
Suffolk, VA

United States 		Burbage Dr. / (unknown)
(36.87893, -76.42211) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.4996 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Concentric circulatory roadway striping. ICD estimated from Google Maps linework.
Suffolk, VA
Suffolk City Co.
United States 		College Dr. / Harbour View Dr. / Armistead Rd.
(36.89493, -76.43239) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
66.8605 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://www.clarknexsen.com/project/college-drive-roundabout-suffolk-va/. ICD estimated from Google Maps linework.
Suffolk, VA
Suffolk City
United States 		Island Park Circle
(36.84622, -76.46002) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Suffolk, VA
Suffolk City
United States 		Kings Grant Cir. / Queens Point Dr.
(36.77752, -76.59713) 		Other
Existing 		Unknown
Unknown 		3 Approaches
2 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Suffolk, VA
Suffolk City
United States 		Meadow View Blvd. / Meridian Pl. / Vineyard Pl.
(36.85508, -76.46192) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Pedestrian access to central island.
Suffolk, VA
Suffolk City
United States 		Bridgeway Dr.
(36.89212, -76.43387) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Sugar Grove, IL
Kane Co.
United States 		Dugan Rd. / Granart Rd. / Bucktail Ln.
(41.76143, -88.48939) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.5260 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 date: https://www.kcchronicle.com/2015/08/18/sugar-grove-roundabout-opens/a5jsq7l/ Granart Rd. moved about 300 ft south to align with Bucktail Ln. ICD estimated from Google Maps linework.
Sugar Hill, GA
Gwinnett Co.
United States 		W Broad St. NE / Whitehead Rd.
(34.10860, -84.03845) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2012 Pedestrian crossings at edge of circulatory roadway.
Sugar House, UT
Salt Lake Co.
United States 		2300 E / E Vimont Ave. / E Heritage Way / I-80 Ramps
(40.71212, -111.82390) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
43.4542 		Freeway Ramps (Grade-Separated)
Single-Lane 		2017 Part of system with two mini-roundabouts. Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Sugar Land, TX
Fort Bend Co.
United States 		Imperial Blvd. / Stadium Dr.
(29.62548, -95.64404) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8637 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Primary access to a minor league baseball stadium.
Sugar Land, TX
Fort Bend Co.
United States 		Museum Square Dr. / Savannah Heights Blvd.
(29.59595, -95.65056) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2011 Small neighborhood entry roundabout.
Sugar Land, TX
Fort Bend Co.
United States 		Lexington Blvd. / Oxbow Dr.
(29.58286, -95.63738) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2013 .
Sugar Land, TX
Fort Bend Co.
United States 		Commonwealth Blvd. / LJ Pkwy.
(29.56659, -95.59150) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2016 .
Sugar Land, TX
Fort Bend Co.
United States 		Lake Pointe Pkwy / (parking)
(29.60497, -95.62139) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		2008 Provides access to adjacent townhomes and medical facilities.
Sugar Land, TX
Fort Bend Co.
United States 		Commonwealth Blvd. / L.J. Pkwy.
(29.55919, -95.64098) 		Other
Existing 		Uncontrolled
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 No splitter islands on two legs. Main entrance to Sugar Land Memorial Park and Brazos River Corridor.
Suisun City, CA
Solano Co.
United States 		Charleston St. / Gunter Dr.
(38.26212, -121.98570) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2004
Suisun City, CA
Solano Co.
United States 		Charleston St. / McClellan Dr.
(38.25614, -121.98578) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2002 Year Completed estimated (1993-2003).
Sullana, Piura
Province of Sullana
Peru 		Rte 1N / Rte 1NL
(-4.91677, -80.69660) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sullana, Piura
Province of Sullana
Peru 		Ovalo Tallan
(-4.90179, -80.69750) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Sullana, Piura
Province of Sullana
Peru 		Avenida Santa Rosa / Marcelino Champagnat
(-4.89718, -80.69566) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Sulphur, LA
Calcasieu Par.
United States 		E Burton St. (Old Spanish Trl.) / Coach Williams Dr.
(30.24400, -93.32542) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2020 https://www.calcasieuparish.gov/Home/Components/News/News/4747/30?recordid=382&npage=9
Sultan, WA
Snohomish Co.
United States 		US 2 / Rice Rd.
(47.86794, -121.77764) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4579 		Other (At-Grade)
Single-Lane 		2012 https://www.seattletimes.com/seattle-news/transportation/after-multimillion-dollar-plan-to-boost-highway-2-safety-has-the-effort-borne-fruit/ ICD estimated from Google Maps linework.
Summerfield, MD
Prince George's Co.
United States 		Saint Josephs Dr. / Grove Hurst Ln.
(38.91969, -76.84060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012
Summerfield, MD
Prince George's Co.
United States 		Ruby Lockhart Blvd. / Taj Ln.
(38.92163, -76.84438) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011
Summerfield, MD
Prince George's Co.
United States 		Campus Way / Geaton Park Pl.
(38.92577, -76.84451) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011
Summerfield, MD
Prince George's Co.
United States 		Ridgefield Blvd. / Chatsfield Way / Valley Trail Ln.
(38.89834, -76.86172) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Summerland, BC
Okanagan-Similkameen
Canada 		Rosedale Ave. / Jubilee Rd. / Peacj Orchard Rd.
(49.60443, -119.67769) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.0899 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Summerland, BC
Okanagan-Similkameen
Canada 		Prairie Valley Rd. / Rosedale Ave. / Wharton St.
(49.60060, -119.67782) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.2552 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Summerland, BC
Okanagan-Similkameen
Canada 		Prairie Valley Rd. / Victoria Rd. S
(49.59775, -119.68098) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
26.3195 		Other (At-Grade)
Single-Lane 		2014 Oval shape. Year Completed estimated (2012-2015). ICD estimated from Google Maps linework.
Summerside, PE
Prince
Canada 		Hwy 2 (Veteran's Memprial Hwy.) / Read Dr.
(46.41741, -63.74101) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2012).
Summerside, PE
Prince
Canada 		Sherbrooke Rd. (Rte 2) / Granville St.
(46.42321, -63.77846) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.6339 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Right-turn bypass lanes on two legs. https://www.msn.com/en-ca/news/canada/roundabout-roundup-progress-report-on-peis-4-new-roundabouts/ar-AAFxxdZ ICD estimated from Google Maps linework.
Summerside, PE
Prince
Canada 		Central St. / Pope Rd.
(46.41077, -63.78716) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2021 Previously two T-intersections, one signalized, the other a one-way stop. https://www.cbc.ca/news/canada/prince-edward-island/pei-pope-roundabout-summerside-1.6224393
Summerville, SC
Dorchester Co.
United States 		Miles Jamison Rd. / Chandler Creek Rd.
(32.98623, -80.15558) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2016
Summerville, SC
Dorchester Co.
United States 		Wescott Blvd. / Oak Forest Blvd.
(32.94488, -80.14152) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2000 Built originally as multilane (2x1) roundabout. Year Completed estimated (2000). Converted to single-lane in 2015 by striping out inner circulating lane but retaining two-lane exits at pedestrian crossings on north and south legs.
Summerville, SC
Dorchester Co.
United States 		Navaho Cir.
(32.98813, -80.22904) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		Buildings in central island.
Summerville, SC
Berkeley Co.
United States 		Cane Bay Blvd. / Nexton Pkwy.
(33.11110, -80.12334) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2007 Y-intersection. Two circulating lanes throughout even though only one double-left movement. Year Completed estimated (2006-2007). Initially constructed with northeast and south legs only. West leg added 2021. https://www.youtube.com/watch?v=lgJ15GyjQv0.
Summerville, SC
Berkeley Co.
United States 		Lindera Preserve Blvd. / Whispering Breeze Ln. / Beautyberry Rd.
(33.12670, -80.11247) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2015
Summerville, SC
Berkeley Co.
United States 		Cane Bay Blvd. / Fair Winds Blvd.
(33.14374, -80.10819) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2020 Constructed as multilane rotary in 2017 with lane change required to exit from east to south. West leg added 2018. Converted to single-lane roundabout in 2019-2020 with some striping glitches remaining.
Summerville, SC
Berkeley Co.
United States 		Meadow Weed Rd. / (unknown)
(33.09056, -80.20008) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2019
Summerville, SC
Dorchester Co.
United States 		Butternut Rd. / Orangeburg Rd.
(33.02242, -80.24179) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.0530 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / I-94 EB Ramps
(43.06063, -88.44229) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9046 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / I-94 WB Ramps
(43.06174, -88.44228) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.1203 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / CTH DR (Delafield Rd.)
(43.05922, -88.44241) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.6506 		Other (At-Grade)
Single-Lane 		2011 Opened August 11, 2011. ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / Pabst Farms Blvd. / CTH DR
(43.06441, -88.44336) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.3731 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
Summit, NJ
Union Co.
United States 		Union Pl. / Beechwood Rd.
(40.71691, -74.35757) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
19.0099 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Summit Park, UT
Summit Co.
United States 		Gorgoza Pines Rd. / (parking)
(40.75044, -111.57153) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2003 No splitter islands. Year Completed estimated (2002-2004).
Summit Township, PA
Erie Co.
United States 		Oliver Rd. / Hamot Rd. / Flower Rd.
(42.02926, -80.09261) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2022 Combined two intersections, a 4-way and a 3-way, both with one/two-way stops. https://www.goerie.com/story/news/local/2022/09/02/summit-township-five-points-roundabout-detours-traffic-transportation-penndot-construction-roads/65466614007/
Summit West, OR
Deschutes Co.
United States 		NW Crossing Dr.
(44.05905, -121.35123) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island; parking along circulatory raodway.
Sumter, SC
Sumter Co.
United States 		SR 763 (Wedgefield Rd.) / Pitts Rd.
(33.91004, -80.40886) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2016
Sumter, SC
Sumter Co.
United States 		Pinewood Rd. / Kolb Rd.
(33.86858, -80.40494) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.6919 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Sun City, AZ
Maricopa Co.
United States 		W Williams Dr. / N 115th Ave.
(33.68953, -112.31220) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2022 https://www.youtube.com/watch?v=uRqme9VPzgU
Sun Prairie, WI
Dane Co.
United States 		O'Keeffe Ave. / (future road)
(43.16863, -89.25001) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
35.7141 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		O'Keeffe Ave. / (future road - S Thompson Rd)
(43.16849, -89.25340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.4250 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / CTH C (N Grand Ave.)
(43.17611, -89.26487) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0323 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / N Mallard Dr.
(43.17674, -89.25973) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8061 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		W Main St. / N Thompson Rd.
(43.17636, -89.25448) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0321 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened November 2005. ICD estimated from Google Maps linework.
Sun Prairie, WI
Dane Co.
United States 		Leopold Way / Brown Bear Way
(43.16196, -89.25238) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8704 		Other (At-Grade)
Single-Lane 		2019
Sun Prairie, WI
Dane Co.
United States 		Gaslight Dr. / Carriage Dr.
(43.18638, -89.18950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.2608 		Other (At-Grade)
Single-Lane 		2003 Exact year of opening unknown. Year Completed estimated (2000-2005).
Sun Valley, QLD
Gladstone
Australia 		Philip St. / Glenlyon Rd.
(-23.87395, 151.26094) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sunbury, VIC
Hume
Australia 		Elizabeth Dr. / Mitchells Ln.
(-37.58465, 144.70809) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Sunbury, VIC
Hume
Australia 		C743 (Riddell Rd. - Macedon St.) / C706 (Horne St.)
(-37.57562, 144.72878) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sunbury, VIC
Hume
Australia 		C743 (Riddell Rd.) / Racecourse Rd. / Pasley St.
(-37.57500, 144.72746) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sunbury, VIC
Hume
Australia 		C743 (Macedon St.) / Evans St.
(-37.57685, 144.73141) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Sunbury, VIC
Hume
Australia 		Elizabeth Dr. / Budburst Dr.
(-37.59470, 144.71141) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Sundale, CA
Alameda Co.
United States 		Walnut Ave. / Argonaut Way / Parkhurst Dr.
(37.54260, -121.98521) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
33.5277 		Other (At-Grade)
Single-Lane 		2015 Raised crosswalks. Year Completed estimated (2014-2015).
Sundbyberg, Stockholm County
Sundbyberg
Sweden 		Landsvägen / Ekensbergsvägen
(59.35977, 17.97270) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
16.4345 		Other (At-Grade)
Single-Lane 		Tram through central island. ICD estimated from Google Maps linework.
Sundbyberg, Stockholm County
Sundbyberg
Sweden 		Tulegatan / Vackra vägen
(59.36528, 17.97329) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
28.6035 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Sundbyberg, Stockholm County
Sundbyberg
Sweden 		Fredsgatan / Vegagatan
(59.36545, 17.96334) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
21.9090 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.