Roundabouts Database Index

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
Bühl, Baden-Württemberg Rastatt Germany	B3 / Untere Strut (48.71148, 8.13294)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.3444	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Bühl, Baden-Württemberg Rastatt Germany	L85 / Bußmatten (48.71246, 8.13165)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 35.4629	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Chincoteague, VA Accomack Co. United States	Maddox Blvd. / Wyle Way / Woodland Dr. (37.92680, -75.35457)	Rotary Existing	All-Way Yield Unknown	4 Approaches 4 Driveways 80.0770	Unknown Single-Lane		Seems to work very well even though there is a high percentage of visiting traffic. Building and parking within central island. ICD estimated from Google Maps linework.
West Drayton, England Greater London United Kingdom	Longford Roundabout (Stanwell Moor Rd. / Bath Rd.) (51.47911, -0.49463)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 59.5062	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
London, England City of London United Kingdom	Terminal 5 Roundabout (Western Perimeter Rd. / M25 Ramps) (51.47474, -0.49471)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 76.6216	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Staines-upon-Thames, England Greater London United Kingdom	Stanwell Moor Rd. / Southern Perimeter Rd. (51.46354, -0.49342)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 87.0576	Other (At-Grade) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Staines-upon-Thames, England Greater London United Kingdom	Southern Perimeter Rd. / Western Perimeter Rd. (51.46226, -0.48932)	Roundabout Existing	All-Way Yield Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways 64.7369	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Slough, England Greater London United Kingdom	Horton Rd. / Airport Way / M25 Ramps (51.46807, -0.50840)	Signalized Roundabout/Circle Existing	Signal Unknown	4 Approaches 0 Driveways 26.7843	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)		ICD estimated from Google Maps linework.
Nashville, TN Davidson Co. United States	Korean Veterans Blvd. / 8th Ave. S / Lafayette St. (36.15476, -86.77949)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 61.7173	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Conway, AR Faulkner Co. United States	Enterprise Ave. / Lewis Ranch Rd. (35.06992, -92.41281)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2018
Conway, AR Faulkner Co. United States	College Ave. / Country Club Rd. (35.08526, -92.48056)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5690	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	Will be completed by December 2018 ICD estimated from Google Maps linework.
Jamaica Plain, MA Suffolk Co. United States	Hyde Square Rotary (Centre St. / Perkins St. / Day St.) (42.32193, -71.10991)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.7255	Other (At-Grade) Single-Lane		Stop control on Day St. Reconfigured in 2018 but retains stop control on Day St. ICD estimated from Google Maps linework.
Charlotte, NC Mecklenburg Co. United States	E 8th St. / Lamar Ave. (35.21570, -80.81996)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 82.9388	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Champaign, IL Champaign Co. United States	Carriage Center Ct. / (unknown) (40.09136, -88.24677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 66.6989	Other (At-Grade) Single-Lane	2015	The Bing street map does not show this, but a former car dealership (Carriage Center) was redeveloped into a commercial development (grocery store, restaurants, hotel, etc.), and a roundabout was installed on the entrance road upon redevelopment. ICD estimated from Google Maps linework.
Mahomet, IL Champaign Co. United States	Kassen Ave. / Churchill Rd. (40.18361, -88.37692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.0231	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
O'Fallon, IL St. Clair Co. United States	W State St. / Obernuefermann Rd. / Schwaegel Rd. (38.59229, -89.92877)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2043	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Boston, MA Suffolk Co. United States	Franklin Park Rotary (Morton St. / Arborway / Forest Hills Dr.) (42.30055, -71.10665)	Rotary Removed	All-Way Yield Unknown	4 Approaches 0 Driveways 78.6186	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Replaced with signalized intersection. ICD estimated from Google Maps linework.
Gilroy, CA Santa Clara Co. United States	Santa Teresa Blvd. / 3rd St. (37.00747, -121.60034)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.0108	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Syracuse, UT Davis Co. United States	2019 W 1900 S (41.08617, -112.06344)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 13.5029	Other (At-Grade) Single-Lane	2006	Painted splitter islands with crosswalks that extend through the islands without a break in the painted islands. Year Completed estimated (2005-2008). ICD estimated from Google Maps linework.
Jamaica Plain, MA Suffolk Co. United States	Arborway / Centre St. (42.30899, -71.12169)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 75.9583	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Syracuse, UT Davis Co. United States	S 1000 W / W 2700 S (41.07468, -112.04539)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.6119	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Allwood, NJ Passaic Co. United States	Allwood Rd. / Bloomfield Ave. (40.84302, -74.15957)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.0792	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Converted from non-circular rotary. ICD estimated from Google Maps linework.
Princeton, NJ Mercer Co. United States	Elm Dr. / South Dr. (40.34078, -74.65595)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 29.1305	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1997-2002). ICD estimated from Google Maps linework.
Bel Air South, MD Harford Co. United States	S Tollgate Rd. / Plumtree Rd. (39.50070, -76.33349)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.3332	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Bel Air South, MD Harford Co. United States	S Tollgate Rd. / W Ring Factory Rd. (39.50873, -76.34550)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.5652	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Bel Air South, MD Harford Co. United States	Abingdon Rd. / Dunbarton Dr. / Box Hill S Pkwy. (39.47491, -76.30092)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.8134	Other (At-Grade) Single-Lane	2006	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Reno, NV Washoe Co. United States	SR 341 (Geiger Grade Rd.) / Veterans Pkwy. / (parking) (39.40271, -119.74165)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 62.4840	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Double left (left, left-through-right) on south leg; double right (left-through-right, right) on west leg.
Pueblo, CO Pueblo Co. United States	N Purcell Rd. / E Platteville Blvd. (38.35647, -104.69429)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.7158	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Franklin Lakes, NJ Bergen Co. United States	Franklin Lake Rd. / High Mountain Rd. (40.99348, -74.21235)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.2409	Other (At-Grade) Single-Lane	2014	Upgraded from a neighborhood traffic circle in 2014 ICD estimated from Google Maps linework.
Malden, MA Middlesex Co. United States	Fellsway E / Highland Ave (42.43419, -71.08356)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 24.6814	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Gloucester, MA Essex Co. United States	Washington St / Middle St (42.61204, -70.66700)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 25.4902	Other (At-Grade) Single-Lane		Pavement markings done around 2013, on-street parking at traffic circle ICD estimated from Google Maps linework.
Georgetown, DE Sussex Co. United States	Zoar Rd. / Bethesda Rd. / Speedway Rd. (38.65384, -75.36140)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.9711	Other (At-Grade) Single-Lane	2017	Replaced two closely spaced TWSC intersections. ICD estimated from Google Maps linework.
Georgetown, DE Sussex Co. United States	The Circle (Georgetown Circle) (38.69005, -75.38587)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 66.1876	Other (At-Grade) Single-Lane	1791	New town built as county seat centered on circle instead of more traditional square. Pedestrian access to center island. Parking at buildings on the circle. No raised splitter islands. ICD estimated from Google Maps linework.
Swampscott, MA Essex Co. United States	Monument Ave / Elmwood Rd (42.46952, -70.91737)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 35.2392	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
East Boston, MA Suffolk Co. United States	Saratoga St / Boardman St / Ford St (42.38701, -71.00805)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 25.5821	Other (At-Grade) Single-Lane		control type: Ford St and Boardman St all-way stop On-street parking on both sides. ICD estimated from Google Maps linework.
Toronto, ON Toronto Canada	Spadina Crescent (43.65968, -79.40070)	Other Existing	Other Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 2 Driveways 136.5184	Other (At-Grade) Multilane (2 Lane, unspecified)	1815	Extremely old traffic circle. Building with parking in center island; street car tracks in circle. No control on Spandina Ave. entrances; stop signs on Russell St. entrances. ICD estimated from Google Maps linework.
South Fulton, GA Fulton Co. United States	Cascade-Palmetto Hwy (GA154) / Cedar Grove Rd / Ridge Rd (33.61907, -84.67141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.7770	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Windsor, CA Sonoma Co. United States	Old Redwood Hwy / Market St (38.54956, -122.81353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.5598	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Windsor, CA Sonoma Co. United States	Old Redwood Hwy / Windsor Rd (38.55271, -122.81661)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7562	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Amesbury, MA Essex Co. United States	Friend St / School St (Rte 150) / Allens Ct (42.85615, -70.93410)	Roundabout Existing	Other None	4 Approaches 0 Driveways 26.2656	Other (At-Grade) Single-Lane	2001	North leg stop-controlled. Fire station on south leg. Resurfaced on 2017. ICD estimated from Google Maps linework.
Amesbury, MA Essex Co. United States	Market St (Rte 150) / Elm St / Main St (Rte 150) / High St (42.85794, -70.93010)	Traffic Calming Circle Existing	Other None	4 Approaches 0 Driveways 13.1324	Other (At-Grade) Single-Lane		On-Street parking in the traffic circle ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Grand Flats Trail / Eden Oak Trail (43.45085, -80.40324)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.4794	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Horton Walk / Baldwin Dr. (43.44729, -80.30699)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2012).
Johns Creek, GA Fulton Co. United States	Boles Rd / Bell Rd (34.03935, -84.15603)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.5874	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Sundre, AB Alberta Canada	Hwy 27 (Main Ave. W) / 4th St. (51.79629, -114.64517)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Temporary, modular installation.
Sundre, AB Alberta Canada	Hwy 27 (Main Ave. W) / 3rd St. (51.79663, -114.64360)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 21.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2017	Temporary, modular installation.
Sundre, AB Alberta Canada	Hwy 27 (Main Ave. W) / 2nd St. (51.79706, -114.64184)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017	Temporary, modular installation.
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 0.0000	Other (At-Grade) Single-Lane	2022	Initially installed in 2017 as a modular, rapid-install roundabout (ICD = 70 ft). Converted to single-lane roundabout with raised central island in 2022. https://www.jacksonprogress-argus.com/news/roundabout-replacement-at-hwy-36-and-barnetts-bridge-road-in-butts-county-begins-jan-31/article_58c8363c-806c-11ec-be5a-efce5e2209d4.html
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.
Lynnfield, MA Essex Co. United States	Salem St (Rt 129) / Lynnfield St. (42.51280, -70.99137)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 159.3472	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd ((RR 36) / Main St (43.35831, -80.28678)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.6285	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Block Line Rd / Fallowfield Dr (43.41875, -80.46799)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Year Completed estimated (2009-2012).
Waterloo, ON Waterloo Canada	Laurelwood Dr / James Downey Way (43.47541, -80.56870)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6010	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Laurelwood Dr / Beaver Creek Rd (43.47220, -80.57985)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.9349	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR 36) / Pinebush Rd (43.41159, -80.30834)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.6590	Other (At-Grade) Multilane (3+ Lane)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR 36) / Sheldon Dr (43.40618, -80.30705)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.7962	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR36) / Bishop St N (RR 41) (43.39830, -80.30433)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 56.4066	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Franklin Blvd (RR36) / Clyde Rd (43.37114, -80.29522)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.5409	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Hagey Blvd. / Wes Graham Way (43.47997, -80.54992)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 80.0000	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2005).
Waterloo, ON Waterloo Canada	New Bedford Dr / Eastbridge Blvd / Shediac Crescent (43.51109, -80.50054)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.5765	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fitchburg, MA Worcester Co. United States	Rindge Rd. / John Fitch Hwy / Mechanic St. (Rte 31) / Ashby State Rd. (Rte 31) (42.60170, -71.80156)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8900	Other (At-Grade) Single-Lane	2010	RTYL ICD estimated from Google Maps linework.
Freetown, MA Bristol Co. United States	Country Rd. / Chace Rd. / Mason Rd (41.77072, -70.95551)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7393	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
North Lincoln Street, MA Worcester Co. United States	Lincoln St. (Rte 70) / Boylston St. (Rte 70) / Benson Ave. (42.29801, -71.76636)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.7526	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Gardner, MA Worcester Co. United States	Timpany Blvd (Rte 68) / Rte 2 (42.56665, -71.99296)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 140.7379	Freeway Ramps (Grade-Separated) Single-Lane		Crosswalks present ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Bridge St / Lancaster St W / Carisbrook Dr (43.48226, -80.48275)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.8643	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Fountain St N / Kossuth Rd / Fairway Rd N (43.44340, -80.38764)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.0288	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Old Zeller Dr / Fairway Rd N / Woolner Trail (43.44796, -80.40444)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.2212	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Homer Watson Blvd / Block Line Rd (43.41839, -80.47074)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 51.1828	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Fountain St S / Dickie Settlement Rd (43.38351, -80.39744)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4763	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Pinebush RD / Thompson Dr / Tyler St (43.41532, -80.28663)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.7152	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	ICD estimated from Google Maps linework.
Cambridge, ON Waterloo Canada	Hespeler Rd (RR24) / Queen St (43.42000, -80.32873)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.7115	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Westmount Rd N (RR 50) / Laurelwood Dr / (parking lot) (43.47651, -80.56252)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4003	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Homer Watson Blvd / Ottawa St S (43.42681, -80.48233)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 58.1148	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Kitchener, ON Waterloo Canada	Ottawa St S / Alpine Rd / Conestoga Pkwy (43.42555, -80.48362)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 50.3094	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Barnstable, MA Barnstable Co. United States	Meetinghouse Way (Rte 149) / US 6 EB / Service Rd. (41.69544, -70.38519)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4815	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Troy, OH Miami Co. United States	Main St. (Rte 41) / Market St. (Rte 55) (40.03961, -84.20333)	Other Existing	All-Way Yield Pedestrian Signal (red-yellow-green to drivers)	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Painted splitter islands. Right-turn-only lanes on all legs.
Beavercreek, OH Greene Co. United States	Park Overlook Dr. / Private Parking Lot (39.76489, -84.07360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1318	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
McMinnville, OR Yamhill Co. United States	NW Hill Rd. / NW Baker Creek Rd. (45.22708, -123.22767)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4877	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Ira Needles Blvd. / Thorndale Dr. (43.44178, -80.56523)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6242	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Turtle Island Recycling / Costco parking lot (43.44386, -80.57867)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.6227	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Waterloo, ON Waterloo Canada	Erb St. W / Platinum Dr. / (landfill) (43.44326, -80.58032)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2016
Dayton, OH Greene Co. United States	Swigart Road / James Madison Trail N (39.67417, -84.10436)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.2548	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
East Hants, NS Hants Canada	Hwy 14 E / County 224 / Hwy 102 EB ramps (45.05516, -63.44175)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.4978	Freeway Ramps (Grade-Separated) Single-Lane	2008	Year Completed estimated (2005-2011). ICD estimated from Google Maps linework.
Hyannis, MA Barnstable Co. United States	Bearses Way / Basset Lane (41.65436, -70.29148)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.8786	Other (At-Grade) Single-Lane	2009	crosswalks on all approaches ICD estimated from Google Maps linework.
Braintree, MA Norfolk Co. United States	Union Street / Rte 3 (42.21028, -70.99659)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 65.4619	Freeway Ramps (Grade-Separated) Single-Lane		Braintree Rotary ICD estimated from Google Maps linework.
Research, VIC Australia	Main Rd. / Ingrams Rd. / Raglan Rd. (-37.70357, 145.18064)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 21.7335	Other (At-Grade) Single-Lane		Steep grade on Main Rd. through roundabout. ICD estimated from Google Maps linework.
Roswell, GA Fulton Co. United States	Houze Rd. / Hembree Rd. (34.06125, -84.34618)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 47.4926	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Bourne, MA Barnstable Co. United States	Otis Rotary [MacArthur Blvd. (Rte 28) / Connery Ave. / Sandwich Rd. (Rte 28A)] (41.68534, -70.59144)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 249.9360	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2017	New lane configuration/striping in 2017. ICD = 820 ft x 620 ft. 21442
Columbia, SC Richland Co. United States	Piney Grove Rd. / Piney Woods Rd. (34.06870, -81.13698)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.5737	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
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.
Miller Farms, SC York Co. United States	Lincoln Rd. / Old Limestone Rd. (35.03978, -81.21612)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.2251	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
North Falmouth, MA Barnstable Co. United States	N Falmouth Hwy (Rte 28A) / Quaker Rd. / Rockledge Dr. (41.63308, -70.61831)	Rotary Existing	Uncontrolled Unknown	4 Approaches 1 Driveways 65.1641	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Mashpee, MA Barnstable Co. United States	Nathan Ellis Hwy (Rte 151) / Falmouth Rd. (Rte 28) / Great Neck Road (41.61840, -70.48709)	Rotary Existing	All-Way Yield Unknown	4 Approaches 2 Driveways 108.0363	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Sandwich, MA Barnstable Co. United States	Harlow Rd. / Cotuit Rd. / S Sandwich Rd. (41.66884, -70.47018)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.9806	Other (At-Grade) Single-Lane	2013	no crosswalks ICD estimated from Google Maps linework.
East Harwich, MA Barnstable Co. United States	Queen Anne Rd. / Orleans-Harwich Rd. (Rte 39) (41.70049, -70.03164)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.8855	Other (At-Grade) Single-Lane	2006	no crosswalks, no sidewalks ICD estimated from Google Maps linework.
Hyannis, MA Barnstable Co. United States	Main St. / North St. / Scudder Ave. / W Main St. (41.64737, -70.29656)	Rotary Existing	Other None	4 Approaches 4 Driveways 56.2250	Other (At-Grade) Single-Lane		Yield control with stop control on North Street. ICD estimated from Google Maps linework.
South Yarmouth, MA Barnstable Co. United States	Wampanoag Rd. / Eldridge Rd. (41.64863, -70.21542)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 39.2675	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Dennis, MA Barnstable Co. United States	Davis Beach Rd. / Lighthouse Rd. / Loring Ave. (41.65225, -70.17300)	Rotary Existing	Uncontrolled None	4 Approaches 0 Driveways 40.1577	Other (At-Grade) Single-Lane		Stop control on the Davis Beach driveway ICD estimated from Google Maps linework.
Mashpee, MA Barnstable Co. United States	Rock Landing Rd. / Cross Rd. / Greensward Rd. (41.57286, -70.47406)	Traffic Calming Circle Existing	Other Unknown	4 Approaches 0 Driveways 55.3965	Other (At-Grade) Single-Lane		Private roads. Mixed Stop-controlled and free-merge. ICD estimated from Google Maps linework.
Sterling, MA Worcester Co. United States	Leominster Rd. (Rte 12) / Chocksett Rd. (42.45284, -71.74849)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.7735	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.