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
Ottawa, ON City of Ottawa Canada	Cresthaven Dr. / Fairpark Dr. / Timberline Private (45.27486, -75.70937)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7465	Other (At-Grade) Single-Lane	2002	Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Ruskin St. / Melrose Ave. / Reid Ave. / Laurentian Pl. (45.39478, -75.71996)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 31.0311	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jockvale Rd. / Exeter Dr. / Tartan Dr. (45.27044, -75.75439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9398	Other (At-Grade) Single-Lane	2005	Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bill Leathem Dr. / Longfields Dr. (45.29652, -75.71490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4456	Other (At-Grade) Single-Lane	2010	Functional Class: Major Collector ICD estimated from Google Maps linework.
Washington, DC City of Washington Co. United States	Brentwood Rd NE / Bryant Rd NE / 13th St NE (38.92115, -76.98915)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways 39.0264	Other (At-Grade) Multilane (2 Lane, unspecified)	2010	First true roundabout in District of Columbia ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Grahams Ferry Rd. / SW Barber St. (45.31273, -122.80170)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 26.0368	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Clackamas, OR Clackamas Co. United States	Monterey Ave. / Stevens Rd. (45.43780, -122.56390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8738	Other (At-Grade) Single-Lane	2006	Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework.
Clackamas, OR Clackamas Co. United States	Monterey Ave. / Causey Ave. / William Otty Rd. (45.44020, -122.55510)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 37.7102	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
(unincorporated), OR Clackamas Co. United States	SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy. (45.42280, -122.51240)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 34.3688	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Lake Oswego, OR Clackamas Co. United States	SW Stafford Rd. / SW Rosemont Rd. (45.39300, -122.69020)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7740	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
(unincorporated), OR Clackamas Co. United States	SW Stafford Rd. / SW Borland Rd. (45.37472, -122.70240)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 53.6945	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	ICD estimated from Google Maps linework.
Lake Oswego, OR Clackamas Co. United States	SW Carman Dr. / SW Meadows Rd. / SW Quarry Rd. (45.41700, -122.72490)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.3422	Other (At-Grade) Single-Lane	2003	ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Boeckman Rd. / Tooze Rd. (45.31616, -122.78790)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.3126	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Clackamas, OR Clackamas Co. United States	SE 157th Ave. / SE 162nd Ave. (45.42429, -122.49770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8826	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Barber St. / Brown Rd. (45.30865, -122.78620)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.3179	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Barber St. / Costa Cir. / 110th Ave. (45.30843, -122.79090)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1580	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Oregon City, OR Clackamas Co. United States	Washington St. / Clackamas River Dr. (45.37355, -122.58530)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 41.1107	Other (At-Grade) Single-Lane	2012	Right-turn bypass lane on eastbound approach. Constructed as part of OR 213 jughandle project. ICD estimated from Google Maps linework.
Clackamas, OR Clackamas Co. United States	SE 172nd Ave. / SE Creekwood Rd. (45.41880, -122.48550)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.5928	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Happy Valley, OR Clackamas Co. United States	SE 145th Ave. / SE 147th Ave. / Scouters Mountain Rd. (45.44111, -122.51231)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 36.0336	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Villebois Dr. / SW Costa Cir. (45.31264, -122.79111)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.5145	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Wilsonville, OR Clackamas Co. United States	SW Boeckman Rd. / SW Kinsman Rd. (45.31738, -122.77993)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 41.1515	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
West Linn, OR Clackamas Co. United States	Willamette Falls Dr. / 10th St. (45.34515, -122.65176)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Separated bicycle and pedestrian facilities without detectable separation between them. https://www.westlinntidings.com/news/detours-coming-to-west-linn-s-8th-and-5th-avenues-10th-and-11th-streets-for/article_adf0947c-5050-11ef-bec6-f7f801dd37f8.html
Oregon City, OR Clackamas Co. United States	Main St. / Agnes Ave. (45.36884, -122.59573)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2015-2018).
Molalla, OR Clackamas Co. United States	OR 213 / S Toliver Rd. (45.15589, -122.60386)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=oZVwSmmg41c
West Linn, OR Clackamas Co. United States	OR 43 (Willamette Dr.) / I-205 NB Ramps (45.36158, -122.60954)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max)	2023	https://www.westlinntidings.com/news/new-i-205-roundabout-opens-at-highway-43-in-west-linn/article_27714680-46ce-11ee-a8d4-db795c337eb4.html (image at https://www.flickr.com/photos/oregondot/ )
Wilsonville, OR Clackamas Co. United States	SW Alta Ln. / SW Alta Ct. (45.30418, -122.80186)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Wilsonville, OR Clackamas Co. United States	SW Carinthia Circle (45.31150, -122.78783)	Other Existing	Unknown Unknown	5 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Happy Valley, OR Clackamas Co. United States	SE 172nd Ave. / Scouters Mountain Rd. (45.44074, -122.48574)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	East leg stubbed. https://www.happyvalleyor.gov/business/engineering-division/engineering-division/172nd-avenue-roundabout/
Homer, LA Claiborne Par. United States	US 79 / US 79 Bypass / LA 9 (32.75646, -93.07671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.1497	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2018 - streetview) ICD estimated from Google Maps linework.
Sequim, WA Clallam Co. United States	N Sequim Ave. / Old Olympic Hwy. (48.09418, -123.10230)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 25.5265	Other (At-Grade) Single-Lane	2005	Opened September 2005. ICD estimated from Google Maps linework.
Sequim, WA Clallam Co. United States	W Washington St. / River Rd. (48.07758, -123.13480)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 31.9184	Other (At-Grade) Single-Lane	2004	Opened June 2004. Northbound right turn bypass lane. ICD estimated from Google Maps linework.
Sequim, WA Clallam Co. United States	W Washington St. / S 9th Ave. (48.07909, -123.12400)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2007	May 2007.
Sequim, WA Clallam Co. United States	Woodcock Rd. / Sequim-Dungeness Bay Rd. (48.11592, -123.10204)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022
Farwell, MI Clare Co. United States	W Surrey Rd. / Old State Ave. (43.85765, -84.86697)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://clarecrc.com/roundabout-is-now-open/
Rokeby, TAS Clarence Australia	Goodwins Rd. / Dart Ln. (-42.88663, 147.42920)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Rokeby, TAS Clarence Australia	Goodwins Rd. / Emerald Dr. (-42.88676, 147.43229)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Risdon Vale, TAS Clarence Australia	Sugarloaf Rd. / Elala Dr. (-42.82086, 147.35095)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Lindisfarne, TAS Clarence Australia	Gordons Hill Rd. / Beach Rd. (-42.84779, 147.36348)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Lindisfarne, TAS Clarence Australia	Gordons Hill Rd. / Toogood Dr. / Kirkham Dr. (-42.85860, 147.37119)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Warrane, TAS Clarence Australia	Dampier St. / Bligh St. (-42.85709, 147.38127)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Bellerive, TAS Clarence Australia	Wentworth St. / Hill St. / Tanundal St. (-42.87407, 147.38840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Cambridge, TAS Clarence Australia	A3 (Tasman Hwy.) / Kennedy Dr. / Holyman Ave. (-42.83227, 147.48873)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cambridge, TAS Clarence Australia	Holyman Ave. / Llanherne Dr. (-42.83380, 147.49191)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Rosny Park, TAS Clarence Australia	Gordons Hill Rd. / Bligh St. (-42.86326, 147.37167)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Risdon, TAS Clarence Australia	B32 (E Derwent Hwy.) / C324 (Grasstree Hill Rd.) (-42.81190, 147.33568)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Left-turn-only lane on southeast leg.
Hobart, TAS Clarence Australia	C329 (Pass Rd.) / Goodwins Rd. (-42.88663, 147.42845)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hobart, TAS Clarence Australia	B33 (S Arm Rd.) / Oakdowns Parade / (unknown) (-42.90599, 147.45484)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Acton Park, TAS Clarence Australia	C330 (Acton Rd.) / Estate Dr. (-42.84649, 147.47873)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hobart, TAS Clarence Australia	Mornington Roundabout [B33 (South Arm Hwy.) / C329 (Cambridge Rd.)] (-42.85634, 147.39427)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Rosny Park, TAS Clarence Australia	Cambridge Rd. / Rosny Hill Rd. (-42.86877, 147.37124)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Howrah, TAS Clarence Australia	Shoreline Roundabout [B33 (South Arm Hwy.) / Shoreline Dr. / Lorne St.] (-42.87820, 147.40664)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cambridge, TAS Clarence Australia	B31 (Acton Rd. - Cambridge Link Rd.) / C328 (Cambridge Rd.) / Kennedy Dr. / A3 (Tasman Hwy.) EB Ramps (-42.83397, 147.45526)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Cambridge, TAS Clarence Australia	B31 (Acton Rd.) / C330 (Acton Rd.) / Alliance Dr. / A3 (Tasman Hwy.) WB Ramps (-42.83651, 147.45652)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Grafton, NSW Clarence Valley Australia	B91 (Dobie St.) / Queen St. (-29.68167, 152.93795)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Grafton, NSW Clarence Valley Australia	B91 (Dobie St.) / Prince St. (-29.68303, 152.94008)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Grafton, NSW Clarence Valley Australia	B91 (Dobie St. - Villiers St.) / Dobie St. / Villiers St. (-29.68522, 152.94356)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Townsend, NSW Clarence Valley Australia	Jubilee St. / Goodwood St. / M1 (Pacific Motorway) SB Ramps (-29.46962, 153.20829)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Unknown
Maclean, NSW Clarence Valley Australia	Wharf St. / Clarence St. (-29.45927, 153.20890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Yamba, NSW Clarence Valley Australia	Yamba Rd. / Golding St. (-29.43501, 153.34336)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Yamba, NSW Clarence Valley Australia	Wooli St. / River St. (-29.43678, 153.35827)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mororo, NSW Clarence Valley Australia	Iluka Rd. / Chatsworth Rd. / Banana Rd. / M1 (Pacific Motorway) NB Ramps (-29.35496, 153.24738)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
Woombah, NSW Clarence Valley Australia	Iluka Rd. / M1 (Pacific Motorway) SB Ramps (-29.35441, 153.24915)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Freeway Ramps (Grade-Separated) Single-Lane
South Grafton, NSW Clarence Valley Australia	B76 (Ryan St. - Charles St.) / Bent St. (-29.70746, 152.93952)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
South Grafton, NSW Clarence Valley Australia	B91 / B76 (Charles St.) (-29.70752, 152.94174)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Grafton, NSW Clarence Valley Australia	B91 (Fitzroy St. - Prince St.) / Fitzroy St. / Prince St. (-29.69124, 152.93334)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Yamba, NSW Clarence Valley Australia	Yamba Rd. / Wooli St. / Angourie Rd. (-29.43692, 153.35208)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Yamba, NSW Clarence Valley Australia	Clarence St. / Coldstream St. / Pilot St. (-29.43534, 153.36299)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Yamba, NSW Clarence Valley Australia	Yamba St. / Wooli St. (-29.43553, 153.36018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Grafton, NSW Clarence Valley Australia	B91 (Villiers St. - Summerland Way) / Pound St. (-29.69173, 152.93820)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Grafton, NSW Clarence Valley Australia	Prince St. / Pound St. (-29.68952, 152.93471)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Grafton, NSW Clarence Valley Australia	Fitzroy St. / Villiers St. (-29.69345, 152.93685)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Manning, SC Clarendon Co. United States	Raccoon Rd. / W Huggins St. / Silver Rd. (33.68728, -80.24358)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 33.7883	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Ridgefield, WA Clark Co. United States	35th Avenue / Pioneer Street (WA SR-501) (45.81557, -122.71310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.4585	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
La Center, WA Clark Co. United States	NW Pacific Hwy. / W 4th St. (45.86195, -122.67258)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.6053	Other (At-Grade) Single-Lane	2018	https://www.clarkcountytoday.com/local_news/the-4th-street-and-pacific-highway-roundabout-in-la-center-completed/ ICD estimated from Google Maps linework.
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/
Las Vegas, NV Clark Co. United States	E Sahara Ave. / S Hollywood Blvd. (36.14450, -115.02914)	Roundabout Removed	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2019	This was built as a temporary roundabout in 2016. Some of the scenes in this video are when it was obviously temporary, some look like it is now: https://www.youtube.com/watch?v=IaFwJy3mCXc Removed in 2019. https://www.fox5vegas.com/news/cone-zone-hollywood-boulevard-roundabout-removed/video_cac02d5b-4d52-51df-940b-3b1d929a0d7c.html
Jeffersonville, IN Clark Co. United States	Port Rd. / IN-265 WB Ramps (38.34491, -85.70012)	Roundabout Existing	All-Way Yield None	2 Approaches 0 Driveways 58.0754	Freeway Ramps (Grade-Separated) Single-Lane	2016	Raindrop shape. ICD estimated from Google Maps linework.
Jeffersonville, IN Clark Co. United States	E 10th St. / IN-62 WB Ramps (38.34567, -85.70617)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 54.3280	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Jeffersonville, IN Clark Co. United States	E 10th St. / IN-62 EB Ramps (38.34309, -85.70641)	Roundabout Existing	All-Way Yield At-grade Rail Crossing Signal/Beacon	3 Approaches 0 Driveways 65.5707	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2015	At-grade rail crossing on south legm with PHBs controlling west and north legs. No pedestrian crossings. ICD estimated from Google Maps linework.
Mesquite, NV Clark Co. United States	Falcon Ridge Pkwy. / I-15 NB Ramps / W Mesquite Blvd. (36.80253, -114.10666)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 61.2035	Freeway Ramps (Grade-Separated) Multilane (3+ Lane)	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Mesquite, NV Clark Co. United States	Falcon Ridge Pkwy. / I-15 SB Ramps (36.80353, -114.10831)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.6398	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SR 14 / S 32nd St. (45.57443, -122.33692)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.1284	Other (At-Grade) Unknown	2019	Completed Summer 2019 (WSDOT). ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SR 14 / 15th St. (Washougal River Rd.) (45.57665, -122.35617)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.2591	Other (At-Grade) Single-Lane	2019	Completed Summer 2019 (WSDOT). If needed will be converted in the future to multilane and has built in concrete joint lines in the splitter islands and central island truck apron. ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	NE 10th Ave. / NE 136th St. / Clark Ave. (45.71980, -122.66037)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2011	Clark Ave. is one way exit. May 2011.
Washougal, WA Clark Co. United States	SE Union St. / Front St. (45.57985, -122.38560)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.4371	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Union St. / 8th Ave. (45.58089, -122.38580)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.9288	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Port St. / Front St. (45.58009, -122.37780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4214	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Washougal, WA Clark Co. United States	SE Port St. / C St. (45.58099, -122.37780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2878	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Ridgefield, WA Clark Co. United States	SR 501 / S 56th Pl. (45.81582, -122.69070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.2796	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Ridgefield, WA Clark Co. United States	SR 501 / S 65th Ave. (45.81600, -122.68230)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.6147	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	W. 6th St. / Esther St. (45.62572, -122.67610)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 29.2336	Other (At-Grade) Single-Lane	2005	Opened June 2005. ICD estimated from Google Maps linework.
Vancouver, WA Clark Co. United States	NE 137th Ave. / NE 49th St. (45.65733, -122.53190)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 40.0691	Other (At-Grade) Multilane (2 Lane, unspecified)	2008	Opened January 2008. ICD estimated from Google Maps linework.
Mesquite, NV Clark Co. United States	Oasis Blvd. / Ivy Lee Crest (36.82714, -114.06800)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 64.0518	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	ICD estimated from Google Maps linework.
Mesquite, NV Clark Co. United States	Oasis Blvd. / Canyon Crest Blvd. (36.83104, -114.07380)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 68.8283	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	ICD estimated from Google Maps linework.
Las Vegas, NV Clark Co. United States	S. Buffalo Dr. / W. Wigwam Ave. (36.03371, -115.26090)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.6669	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Las Vegas, NV Clark Co. United States	S. Buffalo Dr. / W. Pebble Rd. (36.02636, -115.26070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.7727	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Hualapai Way (36.17850, -115.31770)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 70.1040	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442
Las Vegas (Summerlin), NV Clark Co. United States	Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 91.4400	Other (At-Grade) Multilane (2 Lane, unspecified)	1990	Completed March 1990. Modified 2010 to reduce lane configuration. 21442
Las Vegas, NV Clark Co. United States	Lake South / Crystal Water Way (36.13289, -115.29050)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 25.0796	Other (At-Grade) Single-Lane	1994	Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV Clark Co. United States	Village Center Dr. / Meadow Hills Dr. (36.19350, -115.30070)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 59.4360	Other (At-Grade) Multilane (2 Lane, 2x1 max)	1991	Add-lane right-turn bypass lane on north leg.