Roundabouts Database

29411 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.


Search Advanced Search Export as KML
City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Pascagoula, MS
Jackson Co.
United States 		Hospital Rd. / Old Mobile Hwy.
(30.36849, -88.53333) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
88.6193 		Other (At-Grade)
Single-Lane 		2017 http://cityofpascagoula.com/482/Hospital-Road-Improvements ICD estimated from Google Maps linework.
Tallahassee, FL
Leon Co.
United States 		Bannerman Rd. / Beech Ridge Trl.
(30.56320, -84.21951) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.3348 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Upper Allen Township, PA
Cumberland Co.
United States 		W Lisburn Rd. / Grantham Rd.
(40.16298, -76.99018) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
16.4290 		Other (At-Grade)
Single-Lane 		2018 https://www.abc27.com/news/top-video/new-traffic-circle-opens-in-upper-allen_20181003215307/1495637846 ICD estimated from Google Maps linework.
Cranberry Township, PA
Butler Co.
United States 		N Boundary Rd. / Marshall Rd.
(40.72428, -80.10002) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.9129 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Berthoud, CO
Larimer Co.
United States 		N Berthoud Pkwy. / Woodcock St.
(40.34689, -105.09527) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.4098 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Fourth approach stubbed. Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Gettysburg, PA
Adams Co.
United States 		Lincoln Square (Chamberburg St. / York St. / Carlisle St. / Baltimore St.)
(39.83092, -77.23112) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
31.1838 		Other (At-Grade)
Single-Lane 		Diagonal parking around circulatory roadway; pedestrian access to center island; no splitter islands. ICD estimated from Google Maps linework.
Concord, VA
Campbell Co.
United States 		Village Hwy. / Doss Rd. / Spring Mill Rd.
(37.33438, -78.98112) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2019).
Henderson, NV
Clark Co.
United States 		Bicentennial Pkwy. / Via Inspirada
(35.94042, -115.13329) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Peanut shape. Each node ICD = 150 ft; total length 450 ft. Opened 2018. News report that they are planning on replacing this roundabout with a signalized intersection in 2024. https://www.reviewjournal.com/local/traffic/after-nearly-100-crashes-henderson-to-replace-figure-eight-roundabout-3061585/
Sherbrooke, QC
Sherbrooke
Canada 		Route 112 / Autoroute 610
(45.42954, -71.82424) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
56.9951 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Free-flowing right-turn bypass lanes on all legs. Year Completed estimated (2010-2012). ICD estimated from Google Maps linework.
Waterville, QC
Coaticook Regional County Municipality
Canada 		Route Gilbert-Hyatt (Rte 108-Rte 143) / Rte 147
(45.34374, -71.86662) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.6507 		Other (At-Grade)
Single-Lane 		2011 Year Completed based on Streetview. ICD estimated from Google Maps linework.
Lennoxville, QC
Sherbrooke
Canada 		Rte 108 / Autoroute 410 WB Onramp
(45.35581, -71.86037) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
52.8732 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Future third approach (off-ramp) stubbed. ICD estimated from Google Maps linework.
Lennoxville, QC
Sherbrooke
Canada 		Rte 108 / Autoroute 410 EB Offramp
(45.35401, -71.86207) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
52.8749 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Fourth leg (future on-ramp) stubbed. ICD estimated from Google Maps linework.
Hatley Canton, QC
Memphrémagog Regional County Municipality
Canada 		Rue Belvédère / Autoroute 410 WB Ramps
(45.36010, -71.89496) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9597 		Freeway Ramps (Grade-Separated)
Single-Lane 		2014 Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Hatley Canton, QC
Memphrémagog Regional County Municipality
Canada 		Rue Belvédère / Autoroute 410 EB Ramps
(45.35780, -71.89470) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.4437 		Freeway Ramps (Grade-Separated)
Single-Lane 		2014 Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
West Friendship, MD
Howard Co.
United States 		Burntwoods Rd. / Andrea Dr. / MD 32 NB Ramps
(39.27321, -76.98627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.1338 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenelg, MD
Howard Co.
United States 		Burntwoods Rd. (MD 932B) / Ten Oaks Rd. (MD 932C)
(39.27315, -76.98805) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.9074 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenelg, MD
Howard Co.
United States 		Ten Oaks Rd. / Pfefferkorn Rd. / MD 32 SB Ramps
(39.27615, -76.98641) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.3587 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Glenwood, MD
Howard Co.
United States 		Burntwoods Rd. / Sharp Rd.
(39.27702, -77.00369) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5847 		Other (At-Grade)
Single-Lane 		2006 Adjacent to Glenelg High School. ICD estimated from Google Maps linework.
Portage, WI
Columbia Co.
United States 		W Wisconsin St. (STH 16) / Columbia Dr. (STH 127) / I-39 SB Ramps
(43.56023, -89.49496) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.9282 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2018 https://www.wiscnews.com/portagedailyregister/news/local/dot-nearly-ready-to-open-portage-s-first-roundabout-to/article_bdd0df9d-4e73-52b4-99de-252ab92cf7c8.html#4 ICD estimated from Google Maps linework.
DeForest, WI
Dane Co.
United States 		CR V / US 51 NB Ramps
(43.25270, -89.32322) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.0214 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		CR V / US 51 SB Ramps
(43.25275, -89.32500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.9732 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
DeForest, WI
Dane Co.
United States 		CR V (E North St.) / North Towne Rd. / Ball Ct.
(43.25277, -89.32677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.8431 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 date: https://www.oesllc.com/portfolio-items/ush-51-expansion-and-interchange-madison-deforest-dane-county-wi/ ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / US 51 NB Ramps
(43.21629, -89.32191) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.3902 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). Under construction in 2013 per Streetview. ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / US 51 SB Ramps
(43.21641, -89.32400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.2973 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Windsor, WI
Dane Co.
United States 		Windsor Rd. / N Towne Rd.
(43.21636, -89.32789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9085 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Dale, WI
Outagamie Co.
United States 		US 45 / STH 96 (Wisconsin Rd.)
(44.27234, -88.73946) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.0622 		Other (At-Grade)
Single-Lane 		2018 date: https://www.whby.com/2018/04/15/roundabout-project-to-start-at-hwys-45-96/# ICD estimated from Google Maps linework.
Highland, IL
Madison Co.
United States 		Broadway / Poplar St.
(38.73957, -89.67148) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
44.7156 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Milburn School Rd. / Merriam Pkwy. / Milburn Estates Dr.
(38.61429, -89.94506) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1966 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Old Vincennes Trl. / Seven Hills Rd. / E State St.
(38.59342, -89.89246) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.4056 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Marion, IL
Williamson Co.
United States 		N Russell St. / W Boulevard St.
(37.73692, -88.94186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8347 		Other (At-Grade)
Single-Lane 		2015 date: https://www.kfvs12.com/story/29497509/marion-to-install-roundabout-at-busy-intersection/ ICD estimated from Google Maps linework.
Aurora, IL
Kane Co.
United States 		Sullivan Rd. / N Highland Ave.
(41.78864, -88.32894) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
28.4960 		Other (At-Grade)
Single-Lane 		2016 date: https://www.linkedin.com/pulse/new-roundabout-opens-aurora-il-kevin-kassay ICD estimated from Google Maps linework.
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.
Tacoma, WA
Pierce Co.
United States 		E 29th St. / E 30th St. / E 28th St.
(47.23811, -122.40505) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.5704 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 ICD estimated from Google Maps linework.
Caldwell, ID
Canyon Co.
United States 		E Ustick Rd. / Indiana Ave.
(43.63363, -116.67304) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.3055 		Other (At-Grade)
Single-Lane 		2013 date: https://caldwellguardian.blogspot.com/2013/08/new-roundabout-at-ustick-and-indiana.html ICD estimated from Google Maps linework.
Green, OH
Summit Co.
United States 		E Turkeyfoot Lake Rd. / Pickle Rd.
(40.97410, -81.47402) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.9707 		Other (At-Grade)
Single-Lane 		2018 https://www.whbc.com/city-opens-new-roundabout-has-plans-for-more/ ICD estimated from Google Maps linework.
Monroe, NC
Union Co.
United States 		N Rocky River Rd. / Monroe Expressway WB Ramps
(35.06481, -80.59359) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
37.1473 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Built as part of the Monroe Expressway (US 74 bypass) https://www.ncdot.gov/projects/monroe-expressway/Pages/default.aspx ICD estimated from Google Maps linework.
Monroe, NC
Union Co.
United States 		N Rocky River Rd. / Monroe Expressway EB Ramps
(35.06096, -80.59214) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.1043 		Freeway Ramps (Grade-Separated)
Single-Lane 		2018 Built as part of the Monroe Expressway (US 74 bypass) https://www.ncdot.gov/projects/monroe-expressway/Pages/default.aspx ICD estimated from Google Maps linework.
Lake Charles, LA
Calcasieu Par.
United States 		Nelson Rd. / Ham Reid Rd.
(30.15396, -93.24926) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.8318 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Case 3 design? https://www.kplctv.com/story/35937047/more-roundabouts-coming-to-ham-reid-road/ ICD estimated from Google Maps linework.
Langley, BC
Greater Vancouver
Canada 		232 St. / 72 Ave. / Trans Canada 1 WB On-ramp
(49.13829, -122.58135) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.5059 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 Roundabout was part of a project to build an overpass at a rail crossing. That project was completed in 2014, but the roundabout was in operation in 2013: https://www.portvancouver.com/wp-content/uploads/2015/03/232nd-st-construction-notice-december-2013.pdf ICD estimated from Google Maps linework.
Coves North, MO
Platte Co.
United States 		NW Old Tiffany Springs Rd. / N Green Hills Rd.
(39.26253, -94.63089) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.3863 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 Elliptical shape. https://www.linecreekloudmouth.com/blog/street-improvements/ ICD estimated from Google Maps linework.
Gladstone, MO
Clay Co.
United States 		NE Antioch Rd. / NE Pleasant Valley Rd.
(39.21369, -94.53468) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
34.2382 		Other (At-Grade)
Single-Lane 		2018 https://www.linecreekloudmouth.com/blog/street-improvements/ ICD estimated from Google Maps linework.
Kansas City, MO
Platte Co.
United States 		NW 72nd St. / NW Waukomis Dr. / N Green Hills Rd.
(39.22505, -94.62750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.2327 		Other (At-Grade)
Single-Lane 		2012 Streetview car went through just after completion while two approaches were still blocked off. ICD estimated from Google Maps linework.
Riverside, MO
Platte Co.
United States 		N Woodward Rd. / NW 52nd St.
(39.18892, -94.63177) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.9531 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Cambridge, MD
Dorchester Co.
United States 		MD 16 (Church Creek Rd.) / Woods Rd.
(38.54624, -76.06411) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.3636 		Other (At-Grade)
Single-Lane 		2017 https://www.myeasternshoremd.com/dorchester_star/news/roundabout-opens-at-route-and-woods-road/article_b39ae088-8f81-51a4-8dc8-94e149da66e8.html ICD estimated from Google Maps linework.
Baxter, MN
Crow Wing Co.
United States 		Excelsior Rd. / (unlknown)
(46.35451, -94.24743) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.7430 		Other (At-Grade)
Single-Lane 		2018 date: not yet built in late 2017 according to https://www.brainerddispatch.com/news/4150918-baxter-city-council-2017-could-bring-excelsior-road-roundabout yet Streetview shows it complete in 2018. Fourth leg stubbed. ICD estimated from Google Maps linework.
Beverly, MA
Essex Co.
United States 		Essex St. / Old Essex Rd.
(42.57129, -70.85769) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
24.6273 		Other (At-Grade)
Single-Lane 		2018 https://www.salemnews.com/news/local_news/essex-street-around-new-roundabout-to-be-closed-for-work/article_33d9323d-29f7-5067-a7e0-8ba022b4f125.html?psid=80AVI ICD estimated from Google Maps linework.
O'Fallon, IL
St. Clair Co.
United States 		Cambridge Blvd. / St Francis Way / St Elizabeth's Blvd.
(38.58493, -89.93023) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.6755 		Other (At-Grade)
Single-Lane 		2016 Roundabout built by hospital. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		N Pearl St. / Five Mile Dr. / N Waterfront Dr. / Ferry Crossing Landing Rd / Park Ave.
(47.30193, -122.51556) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
32.3966 		Other (At-Grade)
Single-Lane 		2018 https://www.thenewstribune.com/news/local/article196233104.html ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		N Fair Ave. / E Lincoln Ave. / N 10th St. / Bravo Company Blvd.
(46.60868, -120.49385) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.0238 		Other (At-Grade)
Single-Lane 		2015 https://www.yakimawa.gov/media/news/fair-avenue-roundabout-opening-to-traffic/ ICD estimated from Google Maps linework.
Raymond, WA
Pacific Co.
United States 		US 101 / Henkle St. (SR 6)
(46.68234, -123.73051) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.0389 		Other (At-Grade)
Single-Lane 		2018 http://www.wsdot.wa.gov/Projects/US101/SR6IntersectionAndDrainage/default.htm ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Camino des Colores
(36.37670, -105.57657) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.2334 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Weimer Rd.
(36.37696, -105.58156) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.3101 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Taos, NM
Taos Co.
United States 		NM 585 (Paseo del Cañon) / Gusdorf Rd.
(36.37843, -105.58705) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.6167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 https://www.santafenewmexican.com/news/local_news/traffic-rotaries-confuse-taos-drivers/article_801498db-aff0-5c1c-bc7c-2802b696425a.html ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States 		(unknown) / (unknown)
(47.30214, -122.51434) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
27.5370 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Gautier, MS
Jackson Co.
United States 		N Dolphin Dr. / William Payne Adams Blvd. / (unknown)
(30.39643, -88.65932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1462 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		N Taft Hill Rd. / CR 70 / CR 19
(40.75500, -105.11504) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
37.0933 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		Central Ave. / 8th St.
(26.14718, -81.79695) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.2979 		Other (At-Grade)
Single-Lane 		2016 Elliptical shape. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States 		Central Ave. / 10th St.
(26.14752, -81.79419) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.8120 		Other (At-Grade)
Single-Lane 		2016 Elliptical shape. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		Marine Dr. NE / 64th St. NE / 31st Ave. NE
(48.05407, -122.18921) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.7229 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Date from Streetview ICD estimated from Google Maps linework.
Lehigh Acres, FL
Lee Co.
United States 		Sunshine Blvd. S / 23rd St. SW
(26.59205, -81.67879) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4957 		Other (At-Grade)
Single-Lane 		2009 Date: http://lehighacrescitizen.com/page/content.detail/id/506096/Mann-likes-Lehigh-s-new--roundabout--at-Sunshine-and-23rd-St-.html?nav=5100 ICD estimated from Google Maps linework.
Hveragerðisbær, Suðurland

Iceland 		Rte 1 / Rte 38 / Rte 376
(63.99524, -21.19289) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.2263 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Rte 36
(64.17599, -21.67705) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
49.4247 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Helgafellsvegur
(64.16799, -21.68386) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.4797 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Reykjavegur
(64.16546, -21.69327) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.5253 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Reykjavegur / Jonsteigur
(64.16361, -21.68868) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.3525 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Þverholt / Haholt
(64.16655, -21.69572) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.7058 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Langitangi
(64.16486, -21.70640) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
48.9240 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Baugshilo / Skarholabraut
(64.15877, -21.72472) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.0583 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Mosfellsbær, Höfuðborgarsvæðið

Iceland 		Rte 1 / Korpuifsstadavegur
(64.15355, -21.73750) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
52.0680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Blikastadavegur
(64.13897, -21.75835) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
49.4906 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Vikurvegur / Rte 1 Ramps
(64.13426, -21.76538) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.7255 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Lambhagavegur / Blikastaðavegur
(64.13884, -21.75433) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.6945 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mímisbrunnur / Ulfarsbraut
(64.13442, -21.74713) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.4047 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mimisbrunnur / Gefjunabrunnur
(64.13518, -21.74463) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.9251 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Grafarholtsbegur / Vinlandsleið
(64.12549, -21.77549) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
51.0783 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Storhofoi / Grafarnoltsvegur
(64.12770, -21.77774) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.3123 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Srothofoi / Rte 49 Offramp
(64.12625, -21.78314) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.9623 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Bildshofoi / Saevarhofoi
(64.12464, -21.84049) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.1885 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Halsabraut
(64.11885, -21.79844) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.1092 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Tunguhals
(64.11722, -21.78862) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.0254 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Baejarhals / Sudurlandsvegur Ramps
(64.11401, -21.78316) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.2352 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Hadegismoar / Sudurlandsvegur Ramps
(64.11384, -21.77687) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.2427 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Rte 413
(64.10478, -21.77439) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
44.3356 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Rte 1 / Nordlingavad / Vegbrekkur
(64.10164, -21.75941) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.9056 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Kópavogsbær, Höfuðborgarsvæðið

Iceland 		Arnarnesvegur / Rte 41 Ramps
(64.09517, -21.88820) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
89.2236 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Kingsville, MD
Baltimore Co.
United States 		MD 147 (Harford Rd.) / Glen Arm Rd. / Mt Vista Rd.
(39.46045, -76.45652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0397 		Other (At-Grade)
Single-Lane 		2018 https://www.baltimoresun.com/maryland/harford/aegis/ph-ag-harford-road-roundabout-20180102-story.html ICD estimated from Google Maps linework.
Clements, MD
St. Mary's Co.
United States 		MD 242 (Colton Point Rd.) / MD 234 (Budds Creek Rd.)
(38.32656, -76.72755) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.8559 		Other (At-Grade)
Single-Lane 		2017 https://www.somdnews.com/enterprise/spotlight/clements-roundabout-intersection-open-with-improvements-for-tractors/article_05f0355a-245a-5018-b4e6-79b0c5866ed8.html ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		MD 144 (W Washington St.) / Western Maryland Pkwy.
(39.64883, -77.75049) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7839 		Other (At-Grade)
Single-Lane 		2015 https://www.wcbcradio.com/?archiv=new-roundabout-near-hagerstown ICD estimated from Google Maps linework.
Princess Anne, MD
Somerset Co.
United States 		MD 822 (UMES Blvd.-Hickory Rd.) / MD 675 (Somerset Ave.)
(38.21930, -75.69592) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4712 		Other (At-Grade)
Single-Lane 		2015 https://www.delmarvanow.com/story/news/local/maryland/2014/11/24/roundabout-umes-boulevard/70053440/ ICD estimated from Google Maps linework.
Aberdeen, MD
Harford Co.
United States 		MD 7 (Philadelphia Rd.) / Seven Trails Dr. / (unknown)
(39.48874, -76.22404) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.0861 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 ICD estimated from Google Maps linework.
Appleton, MD
Cecil Co.
United States 		MD 273 (Telegraph Rd.) / Appleton Rd.
(39.69858, -75.81417) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7574 		Other (At-Grade)
Single-Lane 		2016 https://www.cecildaily.com/business/construction-to-begin-on-two-roundabouts/article_a86c04d1-1da8-5e3a-927a-8f05b09e6c57.html ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States 		MD 281 (Red Hill Rd.) / Muddy Ln. / Kemp Ln.
(39.61811, -75.79733) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
37.7202 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2017-2018) (streetview). ICD estimated from Google Maps linework.
Drummondville, QC
Drummond Regional County Municipality
Canada 		Rue du Pont / Rue Montplaisir / Chemin Hemming / Boulevard Saint-Charles
(45.88839, -72.48190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4336 		Other (At-Grade)
Single-Lane 		2013 https://translate.google.com/translate?hl=en&sl=fr&u=https://www.journalexpress.ca/2013/11/01/le-carrefour-giratoire-est-maintenant-ouvert/&prev=search ICD estimated from Google Maps linework.
Mont-Tremblant, QC
Les Laurentides Regional County Municipality
Canada 		Route Transcanadienne / Rue Vaillancourt
(46.11568, -74.57664) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.4702 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 https://translate.google.com/translate?hl=en&sl=fr&u=https://auto.lapresse.ca/actualites/nouvelles/201309/13/01-4689204-carrefours-giratoires-attention-ca-tourne.php&prev=search Fourth approach stubbed. ICD estimated from Google Maps linework.
Mont-Tremblant, QC
Les Laurentides Regional County Municipality
Canada 		Route Transcanadienne / Rue Siméon
(46.11689, -74.56281) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.9853 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2013 Under construction in Sept 2012 (Streetview). ICD estimated from Google Maps linework.
Mont-Tremblant, QC
Les Laurentides Regional County Municipality
Canada 		Rue de St-Jovite / Rue Siméon
(46.11775, -74.56303) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.4923 		Other (At-Grade)
Single-Lane 		2013 Fourth approach stubbed. ICD estimated from Google Maps linework.
Breckenridge, CO
Summit Co.
United States 		S Park Ave. (CO 9) / Four O'clock Rd.
(39.48043, -106.04811) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1078 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2015-2018). ICD estimated from Google Maps linework.
Baker/Zachary Area, LA
East Baton Rouge Par.
United States 		Mt Pleasant-Zachary Rd. / Americana Blvd.
(30.65121, -91.21301) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.4282 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 date: https://www.theadvocate.com/baton_rouge/news/communities/zachary/article_1ecf0c49-f41b-581b-8a13-8b434793f15e.html ICD estimated from Google Maps linework.
Grove City, OH
Franklin Co.
United States 		Alkire Rd. / Darby Creek Dr.
(39.89552, -83.20268) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.4012 		Other (At-Grade)
Single-Lane 		2016 http://gpdgroup.com/2016/11/index-html/ ICD estimated from Google Maps linework.
Reykjavik, Höfuðborgarsvæðið

Iceland 		Mimisbrunnur / Iounnarbrunnar
(64.13592, -21.74221) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
22.4035 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.