Roundabouts Database

30320 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
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Portland Ave. SW / Boundary St. SW / Camp Murray Gate
(47.12106, -122.56300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.6312 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.
Silverdale, WA
Kitsap Co.
United States 		Silverdale Way NW / Chico Way NW / NW Newberry Hill Rd.
(47.63704, -122.70135) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
15.2906 		Other (At-Grade)
Single-Lane 		2012 Open September 2012. ICD estimated from Google Maps linework.
Poulsbo, WA
Kitsap Co.
United States 		NE Lincoln Rd / Noll Rd. NE / Gala Way NE
(47.75092, -122.61274) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2012 Open September 2012. Replaced two offset T-intersections.
Sammamish, WA
King Co.
United States 		NE 8th St. / 233rd Ave NE
(47.61687, -122.02903) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
63.6012 		Other (At-Grade)
Single-Lane 		2012 Open September 2012. ICD estimated from Google Maps linework.
Edmonds, WA
Snohomish Co.
United States 		212th St. SW / 84th Ave. W / SW Bowdoin Way
(47.80701, -122.34716) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
113.9049 		Other (At-Grade)
Single-Lane 		2014 Open November 2014. ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		SR 9 / 84th St. NE / Getchell Rd.
(48.07196, -122.11135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014 Right-turn-only lanes on all four legs. Open October 2014.
Wenatchee, WA
Chelan Co.
United States 		US 97 Alt / Ohme Garden Rd. / Warehouse Way
(47.48082, -120.32091) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.0940 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		N Waikiki Rd. / N Mill Rd.
(47.76113, -117.42815) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.5085 		Other (At-Grade)
Single-Lane 		2012 Open October 2012. ICD estimated from Google Maps linework.
Seabeck, WA
Kitsap Co.
United States 		Seabeck Hwy NW / NW Holly Rd.
(47.60901, -122.75692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2015 Open October 2015.
Woodland, WA
Cowlitz Co.
United States 		SR 503 (Lewis River Rd.) / Scott Ave.
(45.91699, -122.74009) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.7138 		Other (At-Grade)
Single-Lane 		2015 Open September 2015. ICD estimated from Google Maps linework.
Lynnwood, WA
Snohomish Co.
United States 		68th Ave. W / 204th St. SW
(47.81409, -122.32484) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.0509 		Other (At-Grade)
Single-Lane 		2015 Edmonds Community College. Open August 2015. ICD estimated from Google Maps linework.
Kelso, WA
Cowlitz Co.
United States 		SR 432 / Old Hwy 99 / I-5 NB Ramps / Kelso Dr.
(46.10491, -122.87586) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Freeway Ramps (Grade-Separated)
Single-Lane 		2015 Open August 2015. Elliptical shape. ICD = approximately 110 ft x 100 ft.
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		Colorado Ave. / Garcia Blvd.
(47.09688, -122.58387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4657 		Other (At-Grade)
Single-Lane 		2015 Open January 2015. ICD estimated from Google Maps linework.
Joint Base Lewis-McChord, WA
Pierce Co.
United States 		D St. / South Dr. / Integrity Gate
(47.11600, -122.61932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3273 		Other (At-Grade)
Single-Lane 		2014 Open July 2014. ICD estimated from Google Maps linework.
Snohomish, WA
Snohomish Co.
United States 		Ave. D / Bickford Ave. / 15th St.
(47.93037, -122.10101) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
79.2238 		Other (At-Grade)
Single-Lane 		2014 Open July 2014. ICD estimated from Google Maps linework.
Yarrow Point, WA
King Co.
United States 		92nd Ave. NE / NE Points Dr. / NE 33rd St. / SR 520 WB Off-Ramp
(47.64153, -122.21728) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
86.9075 		Freeway Ramps (Grade-Separated)
Single-Lane 		2014 Open August 2014. ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		Main St. / Bay View Corridor
(47.29744, -122.50297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.1095 		Other (At-Grade)
Single-Lane 		2014 Open September 2014. ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		N Ruston Way / Grand Ave.
(47.29725, -122.50488) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
79.3788 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Ruston, WA
Pierce Co.
United States 		N Ruston Way / Baltimore St. / N 51st St. / Yacht Club Rd.
(47.29908, -122.50894) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
101.2449 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States 		SR 531 (172nd St. NE) / 23rd Ave. NE
(48.15210, -122.19919) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2016 Open January 2016.
Vacaville, CA
Solano Co.
United States 		Vanden Rd. / Leisure Town Rd.
(38.31717, -121.94312) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2017 Added lane right-turn bypass lanes on west and south legs.
Liberty Lake, WA
Spokane Co.
United States 		Liberty Lake Rd. / Harvard Rd. / E Mission Ave. / I-90 WB Off-Ramp
(47.67454, -117.11097) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.0137 		Freeway Ramps (Grade-Separated)
Single-Lane 		2013 Open October 2013. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States 		NE 76th St. / 164th Ave. NE
(47.67214, -122.12180) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
99.7242 		Other (At-Grade)
Single-Lane 		2012 Oblong shape. Connected two T-intersections on either side of median to allow crossing and left-turn movements. Open December 2012. ICD estimated from Google Maps linework.
Snoqualmie, WA
King Co.
United States 		SR 202 / Tokul Rd. / Mill Pond Rd.
(47.54073, -121.83292) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.8938 		Other (At-Grade)
Single-Lane 		2016 Open August 2016. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States 		NE 116th St. / 172nd Ave. NE
(47.70403, -122.11106) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5420 		Other (At-Grade)
Single-Lane 		2015 Open April 2015. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States 		NE 116th St. / 162nd Ave. NE
(47.70420, -122.12313) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
116.5413 		Other (At-Grade)
Single-Lane 		2014 Open May 2014. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		SR 92 / 99th Ave NE
(48.02885, -122.09804) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5396 		Other (At-Grade)
Single-Lane 		2013 Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		SR 92 / 113th Ave. SE
(48.03019, -122.07884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.9412 		Other (At-Grade)
Single-Lane 		2013 Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework.
Everett, WA
Snohomish Co.
United States 		41st St. / Lowell Riverfront Trl. Ext.
(47.96284, -122.19307) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.9842 		Other (At-Grade)
Single-Lane 		2013 Right-turn bypass lane on north leg. Open January 2013. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Boulevard Rd. SE / 22nd Ave.
(47.02903, -122.86477) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
97.6905 		Other (At-Grade)
Single-Lane 		2014 Right-turn-only lane on west leg. Elliptical shape. Open October 2014. ICD estimated from Google Maps linework.
Edgewood, WA
Pierce Co.
United States 		Jovita Blvd. E / Emerald St.
(47.25272, -122.29104) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6695 		Other (At-Grade)
Single-Lane 		2013 Open July 2013. ICD estimated from Google Maps linework.
Mattawa, WA
Grant Co.
United States 		SR 243 / Road 24 SW
(46.73775, -119.91718) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2889 		Other (At-Grade)
Single-Lane 		2014 Reverse curves on north and south legs. Open May 2014. ICD estimated from Google Maps linework.
Hunts Point, WA
King Co.
United States 		84th Ave. NE / NE 30th St.
(47.63651, -122.22817) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
159.3457 		Other (At-Grade)
Single-Lane 		2014 Originally built between 1990 and 2002. Modified June 2014 to realign south leg. No splitter islands. ICD estimated from Google Maps linework.
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.
Chattanooga, TN
Hamilton Co.
United States 		Jenkins Rd,.Goodwin Rd. / Batters Pl.
(35.02533, -85.13977) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4728 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		N State St. / Wharf St. / N Forest St. / Boulevard
(48.74361, -122.48473) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.8297 		Other (At-Grade)
Single-Lane 		2013 Open October 2013. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Haxton Way / Kwina Rd.
(48.79386, -122.63408) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2013 Oblong shape. ICD = 170 ft x 135 ft. Open August 2013. Lummi Indian Reservation.
Bellingham, WA
Whatcom Co.
United States 		Northwest Blvd. / McLeod Rd.
(48.78262, -122.50297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.6614 		Other (At-Grade)
Single-Lane 		2013 Open June 2013. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States 		SR 9 / Rhodes Rd. / Jameson Rd.
(48.49863, -122.24720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.4477 		Other (At-Grade)
Single-Lane 		2016 Open November 2016. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States 		SR 20 / Cook Rd.
(48.50724, -122.24428) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
58.5542 		Other (At-Grade)
Single-Lane 		2014 Open July 2014. ICD estimated from Google Maps linework.
Sedro-Woolley, WA
Skagit Co.
United States 		Cook Rd. / Ferry St. / Washington St. / Edward R Murrow St.
(48.50715, -122.24729) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
69.6321 		Other (At-Grade)
Single-Lane 		2013 Open October 2013. ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 546 / Bender Rd.
(48.96442, -122.44116) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.2849 		Other (At-Grade)
Single-Lane 		2013 Open August 2013. ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 546 / Depot Rd.
(48.96478, -122.45217) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.2052 		Other (At-Grade)
Single-Lane 		2013 Open August 2013. ICD estimated from Google Maps linework.
Kendall, WA
Whatcom Co.
United States 		SR 542 / SR 547 (Kendall Corner)
(48.91692, -122.13767) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.5337 		Other (At-Grade)
Single-Lane 		2015 Open September 2015. ICD estimated from Google Maps linework.
Conway, WA
Skagit Co.
United States 		SR 534 (Pioneer Hwy) / Fir Island Rd. / Conway Frontage Rd. / Main St.
(48.34133, -122.33929) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.3641 		Other (At-Grade)
Single-Lane 		2014 Oblong shape. Open July 2014. Replaced two closely spaced stop-controlled intersections. ICD estimated from Google Maps linework.
Anacortes, WA
Skagit Co.
United States 		R Ave. / 22nd St.
(48.50423, -122.60992) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.6011 		Other (At-Grade)
Single-Lane 		2013 Open December 2013. ICD estimated from Google Maps linework.
Spokane, WA
Spokane Co.
United States 		E Wellesley Ave. / N Freya St.
(47.70060, -117.35714) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.6198 		Other (At-Grade)
Single-Lane 		2016 Open October 2016. ICD estimated from Google Maps linework.
East Wenatchee, WA
Douglas Co.
United States 		US 2-US 97 / Enterprise Dr.
(47.51101, -120.29731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2016 Open June 2016.
Benton City, WA
Benton Co.
United States 		SR 224 / SR 225 / I-82 WB Ramps
(46.25173, -119.47550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.2934 		Freeway Ramps (Grade-Separated)
Single-Lane 		2016 Replaced two close-spaced stop-controlled intersections. Open June 2016. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		W 45th St. / S Olympia St.
(46.16925, -119.13812) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.3928 		Other (At-Grade)
Single-Lane 		2014 Open June 2014. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		W Grandridge Blvd. / N Young St.
(46.21653, -119.21799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
167.7587 		Other (At-Grade)
Single-Lane 		2014 Right-turn-only lane on north leg. Open September 2014. ICD estimated from Google Maps linework.
Forest Junction, WI
Calumet Co.
United States 		US 10 / STH 32
(44.21245, -88.15433) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
37.6660 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Basel, Basel
Basel-Stadt
Switzerland 		Luzernnerring / Voltastrasse / Huningerstrasse / Lothringerstrasse
(47.57107, 7.57478) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signal/Beacon 		6 Approaches
0 Driveways
48.3470 		Other (At-Grade)
Single-Lane 		Tram rail lines running through central island. Signal control for tram crossings; yield control on entries. ICD estimated from Google Maps linework.
Basel, Basel
Basel-Stadt
Switzerland 		Erasmusplatz
(47.56593, 7.58915) 		Other
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
35.4580 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Perth Airport, Western Australia

Australia 		Sugarbird Lady Rd. / (carpark)
(-31.94567, 115.97235) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
26.3496 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
English Turn, LA
Orleans Par.
United States 		LA-406 / LA-407
(29.90392, -89.97866) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
42.4481 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Youngsville, LA
Lafayette Par.
United States 		Verot School Rd. / E Milton Ave.
(30.10933, -92.03248) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.1280 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Scott, LA
Lafayette Par.
United States 		St Mary St. / Harold Gauthe Rd. / Apollo Rd.
(30.24369, -92.10677) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.2708 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2012-2014). Replaced two offset, stop-controlled T-intersections. ICD estimated from Google Maps linework.
Scott, LA
Lafayette Par.
United States 		LA-93 / W Gloria Switch Rd.
(30.29809, -92.11676) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.0919 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Redcliffe, Western Australia

Australia 		Dunreath Dr. / Tonkin Hwy NB Ramps
(-31.94527, 115.95042) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
46.6188 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Perth Airport, Western Australia

Australia 		Dunreath Dr. / Tonkin Hwy SB Ramps
(-31.94391, 115.95158) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.6195 		Freeway Ramps (Grade-Separated)
Single-Lane 		ICD estimated from Google Maps linework.
Noosa Heads, Queensland

Australia 		Hastings St. / Park Rd. / Morwong Dr.
(-26.38725, 153.09288) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
11.7688 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Stillwater, OK
Payne Co.
United States 		S Main St. / 10th Ave.
(36.11125, -97.05859) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2015
Maurepas, LA
Livingston Par.
United States 		LA-16 / LA-22
(30.26014, -90.76844) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.9163 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Lacombe, AB
Alberta
Canada 		C&E Trl. / College Ave. / Terrace Heights Dr.
(52.48920, -113.72157) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
19.6355 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Meyrin, Geneva
Geneva
Switzerland 		Route des Vernes / Avenue Louis-Rendu / Avenue Francois-Besson
(46.23581, 6.07647) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
88.3935 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Denham Springs, LA
Livingston Par.
United States 		US 190 / Eden Church Rd.
(30.48333, -90.92654) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
42.1990 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Lake Charles, LA
Calcasieu Par.
United States 		Golden Nugget Blvd. / Avenue L'Auberge
(30.19857, -93.26006) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
51.6122 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Lake Charles, LA
Calcasieu Par.
United States 		W Prien Lake Rd. / Holly Hill Rd.
(30.19796, -93.24087) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
49.5480 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Highlands/Perkins, LA
East Baton Rouge Par.
United States 		L'Auberge Ave. / River Rd. (west)
(30.34725, -91.15325) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
53.5954 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Highlands/Perkins, LA
East Baton Rouge Par.
United States 		L'Auberge Ave. / River Rd. (east)
(30.34668, -91.14825) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
53.5957 		Other (At-Grade)
Single-Lane 		2011 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.
Port Vincent, LA
Ascension Par.
United States 		LA-28 / LA-431
(30.33152, -90.85329) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
29.8945 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Slidell, LA
St. Tammany Par.
United States 		Brownswitch Rd. / Robert Blvd. / LA-1091
(30.31038, -89.74775) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.7767 		Other (At-Grade)
Single-Lane 		2012 Originally planned with landscaping and water in the center. Utilities were a particular problem during construction. A nearby fire station moved after construction. ICD estimated from Google Maps linework.
Lacombe, LA
St. Tammany Par.
United States 		US 190 / LA-434
(30.31610, -89.93388) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.0853 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Hammond, LA
Tangipahoa Par.
United States 		S Airport Rd. / Old Covington Hwy.
(30.49397, -90.41505) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.0196 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Durango Dr. / Flatwater Dr.
(39.01682, -92.27705) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.7664 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		MO-763 / Hwy VV / E Prathersville Rd. / N Wagon Trail Rd.
(39.01622, -92.32299) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
53.8214 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		American Pkwy. / Saddlebrook Pl.
(38.99086, -92.32150) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
34.3466 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Blue Ridge Rd. / Caribou Dr. / N Garth Ave.
(38.98316, -92.33732) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
26.9233 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Mexico Gravel, MO
Boone Co.
United States 		Mexico Gravel Rd. / Vandiver Dr. / N Hinkson Creek Rd.
(38.98120, -92.27995) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.7786 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Mexico Gravel Rd. / Ballenger Ln.
(38.98530, -92.26479) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.9195 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Mexico Gravel, MO
Boone Co.
United States 		Vandiver Dr. / US 63 NB Ramps
(38.97632, -92.27992) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
55.7087 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Ajax, ON
Durham
Canada 		Williamson Dr. E / Thackery Dr.
(43.89065, -79.03319) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
34.4284 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Ajax, ON
Durham
Canada 		Williamson Dr. E / Middlecote Dr.
(43.89247, -79.03166) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.7060 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Ajax, ON
Durham
Canada 		Williamson Dr. E / Gillett Dr.
(43.89564, -79.02358) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.9830 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Ajax, ON
Durham
Canada 		Boyd Crescent / Ryder Crescent
(43.90018, -79.01309) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.7017 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Troy, IL
Madison Co.
United States 		SR 162 / Lakeview Acres Rd.
(38.73777, -89.93511) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.2639 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Forest Willow Trl.
(39.53680, -119.93605) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.8434 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Somersett Pkwy. / Back Nine Trl.
(39.53645, -119.94467) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.5280 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Red Deer, AB
Alberta
Canada 		Orr Dr. / 66 St.
(52.28713, -113.85008) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
32.8759 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Camrose County, AB
Alberta
Canada 		Hwy 13 W / Hwy 21
(53.01555, -112.95231) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
53.1694 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada 		Crescent Blvd. SW / 42nd Ave. SW
(51.01383, -114.07227) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
32.3098 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2007) ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada 		Crescent Blvd. SW / 45th Ave. SW / 4th St. SW
(51.01302, -114.07132) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
25.5478 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada 		Frontenac Ave. SW / 10th St. SW
(51.02939, -114.08641) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
25.5387 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada 		Scarboro Ave. SW / Sudbury Ave. SW / Shelbourne St. SW
(51.04168, -114.10631) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
20.2754 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Vaughan, ON
York
Canada 		S Park Rd. / S Park Rd.
(43.83875, -79.39747) 		Other
Existing 		Unknown
None 		2 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (before 2002)
Richmond Hill, ON
York
Canada 		Jefferson Forest Dr. / Arden Valley St.
(43.91533, -79.44181) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
23.2295 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Richmond Hill, ON
York
Canada 		Jefferson Forest Dr. / Shadow Falls Dr.
(43.91635, -79.43746) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
20.6481 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2005). ICD estimated from Google Maps linework.
Richmond Hill, ON
York
Canada 		Jefferson Forest Dr. / Mancini Crescent / Magdalene Crescent
(43.91246, -79.43237) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.5326 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.