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
Wenatchee, WA Chelan Co. United States	Riverside Dr. / Island View (47.43461, -120.31477)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.8120	Other (At-Grade) Single-Lane	2009	Painted splitter islands. October 2009.
Sandy Springs, GA Fulton Co. United States	Riverside Dr. / I-285 WB Ramps (33.91655, -84.40666)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.7068	Freeway Ramps (Grade-Separated) Single-Lane	2016	Yield-controlled right-turn bypass lanes on north and east legs. Queue spills back from signal to north through roundabout. ICD estimated from Google Maps linework.
Sandy Springs, GA Fulton Co. United States	Riverside Dr. / I-285 EB Ramps (33.91520, -84.40665)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.7250	Freeway Ramps (Grade-Separated) Single-Lane	2016	Yield-controlled right-turn bypass lanes on west and south legs. Queue from signal north of interchange spills through roundabout and onto freeway off-ramp. ICD estimated from Google Maps linework.
(unincorporated), OH Delaware Co. United States	Riverside Dr. / Home Rd. (40.19746, -83.13604)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.2619	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Johnson City, NY Broome Co. United States	Riverside Dr. / Floral Ave. / Rte 201 Ramps (42.10678, -75.96601)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	http://www.dot.state.ny.us/reg/r9/cur_project/circle/about/index.html
Wenatchee, WA Chelan Co. United States	Riverside Dr. / 5th St. (47.43215, -120.31267)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.0455	Other (At-Grade) Single-Lane	2009	October 2009. ICD estimated from Google Maps linework.
Charlottetown, PE Queens Canada	Riverside Dr. (Trans Canada Hwy.) / Garfield St. (46.25076, -63.10949)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 46.2494	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Charlottetown, PE Queens Canada	Riverside Dr. (Trans Canada Hwy.) / Exhibition Dr. (46.24777, -63.11202)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 47.0779	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	ICD estimated from Google Maps linework.
Killara, VIC Wodonga Australia	Riverside Blvd. / Rooney Ave. / Henry Close (-36.13729, 146.95004)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
North Augusta, SC Aiken Co. United States	Riverside Blvd. / E Shoreline Dr. / Railroad Ave. / Landing Dr. (33.48467, -81.97233)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.8288	Other (At-Grade) Single-Lane	1996	Year Completed estimated (1993-1999). ICD estimated from Google Maps linework.
Provo, UT Utah Co. United States	Riverside Ave. / W 1720 North (40.25703, -111.66810)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 21.8749	Other (At-Grade) Single-Lane	2000	ICD estimated from Google Maps linework.
Brampton, ON Peel Canada	Rivermont Rd. / Workgreen Park Way / Circleview Crescent (43.63594, -79.80228)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown	2020	Year Completed estimated (2018-2021).
Lake Worth, FL Palm Beach Co. United States	Rivermill Ln. / Rivermill Club Dr. (26.57577, -80.12765)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2022
Eden, MD Wicomico Co. United States	Rivermere Dr. (38.30576, -75.74862)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Santa Clara, CA Santa Clara Co. United States	Rivermark Plaza / Moreland Way (37.39525, -121.94684)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Roanoke, VA Roanoke City Co. United States	Riverland Rd. SE / Mount Pleasant Blvd. SE / Bennington St. (37.25056, -79.91746)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.2738	Other (At-Grade) Single-Lane	2013	Free-flow right-turn bypass lanes on south and east legs. ICD estimated from Google Maps linework.
Georgetown, TX Williamson Co. United States	Riverhaven Dr. / E Morrow St. / College St. (30.65443, -97.66443)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 60.9600	Other (At-Grade) Single-Lane	2010	Opened to traffic in March 2010. Replaced three closely spaced intersections in a triangular layout.
North Little Rock, AR Pulaski Co. United States	Riverfront Dr. / Broadway St. / Rockwater Blvd. (34.75854, -92.28074)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.0983	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	ICD estimated from Google Maps linework.
Everett, WA Snohomish Co. United States	Riverfront Blvd. / 29th Ave. SE / 44th St. SE (47.95950, -122.19112)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane	2020
Howard, WI Brown Co. United States	Riverdale Dr. (CTH J) / CTH RK (44.54785, -88.10120)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.4509	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
McKinney, TX Collin Co. United States	Riverbrook Dr. / Silverlake Rd. / Waterfall Dr. (33.18958, -96.71624)	Other Existing	Other None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	1999	No splitter islands. Two minor approached controlled with Stop Signs.
Orange, CA Orange Co. United States	Riverbend Pkwy. / Shadyvale St. (33.83915, -117.85510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7445	Other (At-Grade) Single-Lane	2008	Functional Class: Local ICD estimated from Google Maps linework.
The Ponds, NSW Australia	Riverbank Dr. / Waterfall Blvd. (-33.70644, 150.90513)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
The Ponds, NSW Australia	Riverbank Dr. / Ridgeline Dr. (-33.70649, 150.90171)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Vero Beach, FL Indian River Co. United States	River Wind Pl. / River Wind Manor (27.67418, -80.39847)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Chesterfield, MO St. Louis Co. United States	River Valley Dr. / River Bend Dr. (38.68602, -90.50327)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2003).
Fillmore, CA Ventura Co. United States	River St. / Surrey Way (34.39410, -118.91950)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 38.4355	Other (At-Grade) Single-Lane	2003	Traffic Calming Circle with Truck Apron Previously controlled by two-way stop Functional Class: Local ICD estimated from Google Maps linework.
Fillmore, CA Ventura Co. United States	River St. / Reading St. (34.39330, -118.92510)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	3 Approaches 0 Driveways 71.9441	Other (At-Grade) Single-Lane	2003	Features truck apron and modified curb lines. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Ballina, NSW Ballina Australia	River St. / Moon St. (-28.86996, 153.55914)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mackay, QLD Mackay Australia	River St. / Mangrove Rd. / Matsuura Dr. (-21.13837, 149.18053)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ballina, NSW Ballina Australia	River St. / Keppel St. / Barlows Rd. (-28.86319, 153.53987)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ellijay, GA Gilmer Co. United States	River St. / Dalton St. / Main St. (34.69513, -84.48260)	Other Existing	Unknown Unknown	6 Approaches 0 Driveways 38.2967	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ballina, NSW Ballina Australia	River St. / Cherry St. (-28.87089, 153.56127)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
West Ballina, NSW Ballina Australia	River St. / Burns Point Ferry Rd. / Riverbend Dr. (-28.86469, 153.52882)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
South Yarmouth, MA Barnstable Co. United States	River St / Pleasant St (41.65652, -70.19715)	Traffic Calming Circle Existing	Uncontrolled None	3 Approaches 2 Driveways 36.5857	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fitchburg, MA Worcester Co. United States	River St (Rte 2A, 31) / Kimball St (Rte 12) / Daniels St (42.58252, -71.81891)	Traffic Calming Circle Existing	Other Unknown	4 Approaches 2 Driveways 32.5374	Other (At-Grade) Single-Lane		Control Type; All way Yield, except for Daniel St. A crosswalk over River St is missing. River St WB has a large median, no crosswalk utilizing it. Industrial mixed-use context. ICD estimated from Google Maps linework.
(unincorporated), GA Cherokee Co. United States	River Ridge High School access / parking access (34.11611, -84.47916)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 140.4079	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Access to high school. ICD estimated from Google Maps linework.
Indianapolis, IN Marion Co. United States	River Ridge Dr. / Cameron Ridge Dr. (39.92386, -86.08775)	Other Existing	All-Way Yield Unknown	2 Approaches 2 Driveways 44.8805	Other (At-Grade) Single-Lane		Splitter island only on one leg, no entry deflection. ICD estimated from Google Maps linework.
Aurora, ON York Canada	River Ridge Blvd. / Mavrinac Blvd. (44.01125, -79.43539)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2009
Aurora, ON York Canada	River Ridge Blvd. / Conover Ave. (44.01004, -79.44110)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2004	Year Completed estimated (2002-2005).
Windham, ME Cumberland Co. United States	River Rd. / Windham Center Rd. (43.79915, -70.44025)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.9647	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Riverview, QLD Ipswich Australia	River Rd. / Westphalen Dr. / Lock Way / M2 (Warrego Hwy) EB Ramps (-27.58992, 152.83335)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
College Park, MD Prince George's Co. United States	River Rd. / University Research Ct. / Haig Dr. (38.96838, -76.92358)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.0005	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Grand Rapids, MN Itasca Co. United States	River Rd. / SE 7th Ave. (Airport Rd.) (47.22915, -93.51777)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023
Wilmington, NC New Hanover Co. United States	River Rd. / Sanders Rd. (34.12350, -77.91553)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.6045	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Noblesville, IN Hamilton Co. United States	River Rd. / Pleasant St. (40.04055, -86.02888)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2024
Wilmington, NC New Hanover Co. United States	River Rd. / Lorraine Dr. (34.14003, -77.92171)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4599	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Highlands/Perkins, LA East Baton Rouge Par. United States	River Rd. / L'Auberge Crossing Dr. (30.34331, -91.14428)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 53.5976	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Ewing, NJ Mercer Co. United States	River Rd. / I-295 SB Ramps (40.26135, -74.84579)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.8357	Freeway Ramps (Grade-Separated) Single-Lane	2019	Part of the Scudder Falls Bridge Replacement Project. ICD estimated from Google Maps linework.
Delta, BC Greater Vancouver Canada	River Rd. / Hwy 17 SB Ramps (49.15212, -122.95254)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2021	https://canada.constructconnect.com/joc/news/projects/2021/12/new-interchange-improves-delta-connections
Delta, BC Greater Vancouver Canada	River Rd. / Hwy 17 NB Ramps (49.15194, -122.94952)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2021	Raindrop shaped. https://canada.constructconnect.com/joc/news/projects/2021/12/new-interchange-improves-delta-connections
Fairfield, OH Butler Co. United States	River Rd. / Gray Rd. (39.32691, -84.59580)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	https://www.fairfield-city.org/839/River-and-Gray-Roundabout
Hamilton, Waikato Hamilton New Zealand	River Rd. / Fairfield Bridge / Ingleton Terrace (-37.77123, 175.27109)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hamilton, Waikato Hamilton New Zealand	River Rd. / Endeavour Ave. / (parking) (-37.73869, 175.25383)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Carmel, IN Hamilton Co. United States	River Rd. / East 131st St. / Longest Dr. (39.97910, -86.05145)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 79.2480	Other (At-Grade) Single-Lane	1997	First roundabout in Carmel.
Midway, UT Wasatch Co. United States	River Rd. / E Memorial Hill Dr. (40.51821, -111.46246)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 38.1000	Other (At-Grade) Single-Lane	2020	Year Completed estimated (2019-2020).
Midway, UT Wasatch Co. United States	River Rd. / E 600 N / E Salazar Spring Rd. (40.52188, -111.46246)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2020
Hamilton, Waikato Hamilton New Zealand	River Rd. / Discovery Dr. / Commodore Ave. (-37.73618, 175.25025)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Carmel, IN Hamilton Co. United States	River Rd. / Cherry Creek Blvd. (39.99294, -86.03881)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.1752	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Midway, UT Wasatch Co. United States	River Rd. / 470 E / E Burgi Ln. (40.52864, -111.46207)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Painted splitter islands.
Wilmington, NC New Hanover Co. United States	River Rd. / (unknown) (34.15063, -77.94087)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 116.6293	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Ewing, NJ Mercer Co. United States	River Rd. (NJ-29) / I-295 NB Ramps (40.25833, -74.84415)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.1033	Freeway Ramps (Grade-Separated) Single-Lane	2018	ICD estimated from Google Maps linework.
Berlin, MA Worcester Co. United States	River Rd W / South St / Whitney Rd (42.35764, -71.62354)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 60.0136	Other (At-Grade) Single-Lane		New pavement markings (shark teeth and definition of circular roadway) in 2016 ICD estimated from Google Maps linework.
Berlin, MA Worcester Co. United States	River Rd W / Basset Rd (42.35534, -71.62343)	Roundabout Existing	All-Way Yield Other	4 Approaches 0 Driveways 32.6557	Other (At-Grade) Single-Lane	2016	X-W11-2 installed on all approaches splitter islands with crosswalks (high vis ladders) new sidewalks around the roundabout. context in development, more mixed-use seems to be planned for the future ICD estimated from Google Maps linework.
Dinmore, QLD Ipswich Australia	River Rd / Ashburn Rd. / M2 (Warrego Hwy) WB Ramps (-27.59135, 152.83313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Sheridan, CO Arapahoe Co. United States	River Point Pkwy. / S River Point Dr. (39.64776, -105.00790)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.6590	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Sheridan, CO Arapahoe Co. United States	River Point Pkwy. / S Platte River Dr. (39.65176, -105.01060)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 46.8975	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Austin, TX Travis Co. United States	River Place Village Crossing / River Place Village Roundabout (30.39223, -97.84433)	Other Existing	Uncontrolled None	3 Approaches 1 Driveways 30.4800	Other (At-Grade) Single-Lane	2005
Riverdale, UT Weber Co. United States	River Park Dr. / Sams Club access (41.17197, -112.00210)	Roundabout Existing	All-Way Yield Other	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2001	Raised crosswalks.
Riverdale, UT Weber Co. United States	River Park Dr. / 900 W (41.17318, -111.99900)	Roundabout Existing	All-Way Yield Other	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, unspecified)	2001	Raised crosswalks.
Chattanooga, TN Hamilton Co. United States	River Gorge Dr. / Waterthrush Ln. / Wildrose Ln. (35.01147, -85.39913)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 65.5394	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
South Jordan, UT Salt Lake Co. United States	River Front Pkwy. / 11050 South (40.55050, -111.91690)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 52.6345	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
South Jordan, UT Salt Lake Co. United States	River Front Pkwy. / 10750 South (40.55468, -111.91360)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 108.8921	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Functional Class: Arterial ICD estimated from Google Maps linework.
Bordeaux, TN Davidson Co. United States	River Dr. / River Cliff Dr. / Hailey Ave. (36.19145, -86.83076)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Painted splitter islands on three legs; no splitter island on southeast leg.
Social Circle, GA Newton Co. United States	River Cove Rd. (33.61540, -83.78331)	Other Existing	Uncontrolled None	2 Approaches 1 Driveways 39.7842	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Conyers, GA Rockdale Co. United States	River Club Dr. NE / Queenie Smith Rd. NE (33.68395, -83.97146)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Covington, LA St. Tammany Par. United States	River Chase Dr. / Continental Dr. (30.43874, -90.12867)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014). Southwest leg stubbed.
Ruskin, FL Hillsborough Co. United States	River Briar Blvd. / Lawrence Hall St. / Yukon Cliff Dr. (27.68917, -82.42829)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2005	Painted splitter islands on 3 legs.
Coeur d'Alene, ID Kootenai Co. United States	River Ave. / Hubbard Ave. (47.67905, -116.79469)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.7525	Other (At-Grade) Single-Lane	2011	One of three roundabouts in North Idaho College Education Corridor. ICD estimated from Google Maps linework.
Parole, MD Anne Arundel Co. United States	Riva Trace Pkwy. / Winters Chase Way (38.96098, -76.56114)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Södertälje, Stockholm County Södertälje Sweden	Ritorpsvägen / Åsbovägen / Näverlavsvägen (59.22045, 17.64466)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.0584	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Södertälje, Stockholm County Södertälje Sweden	Ritorpsleden / Näverlavsvägen (59.21937, 17.64879)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.7264	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Ritchie, MD Prince Georges Co. United States	Ritchie-Marlboro Rd. / I-95 SB Ramps (38.86894, -76.84738)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 770.9968	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2001	Opening initially with two lanes. Expanded from two lanes to three lanes in 2010. 21442
Ritchie, MD Prince Georges Co. United States	Ritchie-Marlboro Rd. / I-95 NB Ramps (38.86824, -76.84158)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 67.0560	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2001	Opened initially with two lanes. Expanded from two lanes to three lanes in 2010. 21442
Capitol Heights, MD Prince George's Co. United States	Ritchie Station Ct. / (mall circulation road) (38.86528, -76.84986)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 41.1480	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2011).
Silver Spring, MD Montgomery Co. United States	Ritchie Ave. / Oswego Ave. (38.98602, -77.00877)	Traffic Calming Circle Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Painted splitter islands.
Huittinen, Satakunta Huittinen Finland	Risto Rytin katu / Lauttakylänkatu / Pennintie (61.17609, 22.69812)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Kudjape, Saaremaa Saaremaa vald Estonia	Risti-Virtsu-Kuivastu-Kuressaare / T76 (Ringtee - Marientali tee) / Tallinna (58.26557, 22.51333)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hallonbergen, Stockholm County Sundbyberg Sweden	Rissneleden / Örsvängen (59.37656, 17.97069)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.5102	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Rissne, Stockholm County Sundbyberg Sweden	Rissneleden / Lavettvägen (59.37348, 17.93428)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 20.0785	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Castle Rock, CO Douglas Co. United States	Rising Sun Dr. / Autumn Sage St. (39.39210, -104.82736)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.0731	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2007). ICD estimated from Google Maps linework.
Lincoln, England Lincs United Kingdom	Riseholme Roundabout [A46 / A15 / B1226 (Riseholme Rd.)] (53.25430, -0.53875)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ripley, QLD Ipswich Australia	Ripley Rd. / A15 (Cunningham Hwy.) SB Ramps (-27.65599, 152.77755)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Flinders View, QLD Ipswich Australia	Ripley Rd. / A15 (Cunningham Hwy.) NB Ramps (-27.65411, 152.77644)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Greenport, NY Columbia Co. United States	Rip Van Winkle Bridge (Rte 23) / Rhinebeck-Hudson Rd (Rte 9G) (42.21926, -73.83312)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 42.4557	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Errenteria / Rentería, Basque Country Guipúzcoa Spain	Rioja Biribil (Calle Miguel de Zabaleta / Calle Morrongilleta) (43.31071, -1.90264)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.7619	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Raleigh, NC Wake Co. United States	Rio Wild Dr. / Rio Valley Dr. / Rio Falls Dr. (35.90919, -78.59514)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 30.9550	Other (At-Grade) Single-Lane		Apartments. ICD = 110 ft. ICD estimated from Google Maps linework.
Broadbeach Waters, QLD Gold Coast Australia	Rio Vista Blvd. / T E Peters Dr. (-28.02643, 153.41762)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Mermaid Waters, QLD Gold Coast Australia	Rio Vista Blvd. / Rumrunner St. (-28.05161, 153.41989)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
St Augustine, FL St. Johns Co. United States	Rio San Juan Rd. / Orellano Rd. / Quesada Rd. (29.84748, -81.37309)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2021-2022).