Roundabouts Database

20124 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
Seattle, WA
King Co.
United States 		61st Ave. S / S Norfolk St.
(47.51337, -122.25705) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2006
Truckee, CA
Nevada Co.
United States 		Brockway Rd. / Martis Valley Rd.
(39.32135, -120.16269) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2006
Seattle, WA
King Co.
United States 		61st Ave. S / S. Cooper St.
(47.51166, -122.25710) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2006
Seattle, WA
King Co.
United States 		25th Ave. S / S. Dearborn St.
(47.59556, -122.30010) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2006
Seattle, WA
King Co.
United States 		Sunnyside Ave. N / N. 43rd St.
(47.65912, -122.33020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2006
Boulder, CO
Boulder Co.
United States 		Arapahoe Ave. / 4th St.
(40.01294, -105.29160) 		Traffic Calming Circle
Existing 		Two-Way Stop
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Boulder, CO
Boulder Co.
United States 		Arapahoe Ave. / 5th St.
(40.01295, -105.28920) 		Traffic Calming Circle
Existing 		Two-Way Stop
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Bend, OR
Deschutes Co.
United States 		SW Reed Market Dr. / SW Bond St. / SW Brookswood Blvd.
(44.04047, -121.31678) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2003
Seattle, WA
King Co.
United States 		22nd Ave. E / E. Thomas St.
(47.62138, -122.30360) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2006
Carson City, NV
Carson City Co.
United States 		E 5th St. / Fairview Dr.
(39.16090, -119.72790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		1999
Billings, MT
Yellowstone Co.
United States 		Ironwood Dr. / Woodcreek Dr.
(45.81641, -108.67716) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003
Pittsfield Township, MI
Washtenaw Co.
United States 		Campus Pkwy. / Suncrest Dr. / (parking)
(42.18764, -83.74729) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2002
Pittsfield Township, MI
Washtenaw Co.
United States 		Campus Pkwy. / Community Dr.
(42.18982, -83.74387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2002
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 37th St.
(47.65196, -122.33390) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 42nd St.
(47.65796, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		8th Ave. NE / NE 115th St.
(47.71221, -122.32060) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		8th Ave. NE / NE 117th St.
(47.71402, -122.32070) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		8th Ave. NE / NE 120th St.
(47.71584, -122.32070) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Madison, WI
Dane Co.
United States 		Kendall Ave. / Grand Ave.
(43.07145, -89.43156) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1997
Seattle, WA
King Co.
United States 		34th Ave. SW / SW Elmgrove St.
(47.53009, -122.37530) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		31st Ave. E / E. Pike St.
(47.61410, -122.29250) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		32nd Ave. E / E. Pike St.
(47.61408, -122.29140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Ann Arbor, MI
Washtenaw Co.
United States 		Maple Rd. / M-14 WB Ramps
(42.30178, -83.78112) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
159.9999 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2007
Ann Arbor, MI
Washtenaw Co.
United States 		Maple Rd. / M-14 EB Ramps
(42.29992, -83.78104) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2007
Abbotsford, BC
Fraser Valley Regional District
Canada 		Mt Lehman Rd. / Old Yale Rd. / Hwy 1 WB On-ramps
(49.05889, -122.38131) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.0000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2006
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 43rd St.
(47.65912, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 43rd St.
(47.65914, -122.33380) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 42nd St.
(47.65797, -122.33380) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Burke Ave. N / N 43rd St.
(47.65915, -122.33500) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 44th St.
(47.66029, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 43rd St.
(47.65912, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Springfield, IL
Sangamon Co.
United States 		Capitol Ave. / 12th St.
(39.79816, -89.63947) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2012
Avonport, NS
Kings
Canada 		Trunk 1 / Hwy 101 WB Ramps / Oak Island Rd.
(45.10019, -64.25748) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006
Cambridge, ON
Waterloo Regional Municipality
Canada 		Fountain St. / Blair Rd.
(43.38601, -80.38981) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2005
Cambridge, ON
Waterloo Regional Municipality
Canada 		Can-Amera Pkwy. / Conestoga Blvd.
(43.39012, -80.31281) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.0000 		Other (At-Grade)
Multilane (2 Lane) 		2005
Woolwich, ON
Waterloo Regional Municipality
Canada 		Arthur St. / Sawmill Rd.
(43.54355, -80.54693) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
60.0000 		Other (At-Grade)
Multilane (2 Lane) 		2006
Kitchener, ON
Waterloo Regional Municipality
Canada 		Fischer-Hallman Rd. / Huron Rd.
(43.38225, -80.48878) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.0000 		Other (At-Grade)
Single-Lane 		2007
Houston, TX
Harris Co.
United States 		Meadowglen Ln. / Seagler Rd.
(29.73162, -95.55486) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2005
Winnipeg, MB
Winnipeg Capital Region
Canada 		Shorehill Dr. / (unknown #2)
(49.82688, -97.07213) 		Roundabout
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2006
Clearwater, FL
Pinellas Co.
United States 		Ridgewood St. / Casler Ave.
(27.97013, -82.76752) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2002
Miramichi, NB
Northumberland
Canada 		Rte 8 Bypass / Rte 430
(47.00483, -65.59289) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2006
Calgary, AB
Calgary Region
Canada 		Springbank Blvd. / Spring Mews
(51.01849, -114.19630) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		1998
Pemberton, BC
Pemberton Valley
Canada 		Portage Rd. / Aspen Blvd.
(50.32201, -122.80508) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signal/Beacon 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane
Portsmouth, NH
Rockingham Co.
United States 		Rte 1A / Elwin Rd. (Foyes Corner)
(43.04597, -70.74656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2007
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Government St. / Gibbins Rd.
(48.78616, -123.71970) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0000 		Other (At-Grade)
Single-Lane 		2009
West Valley, UT
Salt Lake Co.
United States 		Lake Park Blvd. / Daybury Dr.
(40.71107, -112.02180) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane) 		2008
West Valley, UT
Salt Lake Co.
United States 		Lake Park Blvd. / Highbury Pkwy.
(40.71235, -112.01350) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Multilane (2 Lane) 		2008
West Valley, UT
Salt Lake Co.
United States 		Daybury Dr. / Highbury Pkwy.
(40.70805, -112.02010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2008
Fishers, IN
Hamilton Co.
United States 		Greefield Ave. / Olio Rd. / E 136th St.
(39.98811, -85.91891) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
83.8200 		Other (At-Grade)
Multilane (2 Lane) 		2009
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Hamilton Commons Blvd.
(39.98705, -85.92221) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane) 		2009
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Minden Dr.
(39.98701, -85.92563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2009
Greensboro, NC
Guilford Co.
United States 		Lake Jeanette Rd. / Cottage Pl.
(36.13595, -79.82102) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2011
Huntsville, AL
Madison Co.
United States 		Westbury Dr. / Alta Dena St.
(34.68877, -86.56960) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Huntsville, AL
Madison Co.
United States 		O'Shaughnessy Ave. / England St.
(34.74288, -86.57289) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
De Pere, WI
Brown Co.
United States 		CTH G (Main Ave.) / US 41 NB Ramps
(44.45238, -88.08887) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2012
Fort Pierce, FL
St. Lucie Co.
United States 		Avenue D / 15th St. N
(27.45274, -80.33948) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2002
Ann Arbor, MI
Washtenaw Co.
United States 		Huron Pkwy. / Nixon Rd.
(42.30516, -83.70748) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2009
Carmel, IN
Hamilton Co.
United States 		Clay Terrace Blvd. / Circle Dr. / Range Line Rd. / US 31 SB Off-Ramp
(39.99264, -86.12840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2012
Hanover, NH
Grafton Co.
United States 		NH 10 (Lyme Rd.) / (no intersecting street)
(43.72763, -72.26868) 		Roundabout
Existing 		All-Way Yield
Unknown 		2 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2006
Carmel, IN
Hamilton Co.
United States 		Spring Mill Rd. / Illinois St.
(39.93194, -86.16465) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane) 		2014
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / US 31 SB Ramps
(39.98504, -86.14209) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2014
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / US 31 NB Ramps
(39.98429, -86.14154) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2015
Baltimore, MD
Baltimore City Co.
United States 		Guilford Ave. / E 32nd St.
(39.32703, -76.61345) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island 		2012
Ypsilanti, MI
Washtenaw Co.
United States 		Textile Rd. / Stony Creek Rd.
(42.20172, -83.62311) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016
Ypsilanti, MI
Washtenaw Co.
United States 		Textile Rd. / Hitchingham Rd.
(42.20169, -83.62088) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2015
Saline, MI
Washtenaw Co.
United States 		Ann Arbor-Saline Rd. / Textile Rd.
(42.19859, -83.79691) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016
Chelsea, MI
Washtenaw Co.
United States 		M-52 (Stockbridge Chelsea Rd.) / Werkner Rd.
(42.33671, -84.02885) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2016
Ypsilanti, MI
Washtenaw Co.
United States 		Geddes Rd. / Ridge Rd.
(42.27679, -83.55419) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2013
Ann Arbor, MI
Washtenaw Co.
United States 		Geddes Rd. / US 23 NB Ramps
(42.27440, -83.67437) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2011
Lethbridge, AB
Alberta
Canada 		Edith Emma Coe Rd. N / Mildred Dobbs Blvd. / Jessie Ursenbach Way N
(49.73267, -112.83091) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		Mildred Dobbs Blvd. / Jesse Robinson Close N
(49.73043, -112.82899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		Mildred Dobbs Blvd. / Lettice Perry Rd. N
(49.72947, -112.82776) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		Lasalle Rd. W / Aquitania Blvd.
(49.68758, -112.90981) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		Caledonia Blvd. / Aquitania Blvd.
(49.67775, -112.90634) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		Britannia Blvd. W / Mauretania Rd. W
(49.67305, -112.91026) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2012
Lethbridge, AB
Alberta
Canada 		30 St. W / Aquitania Blvd.
(49.68590, -112.91541) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2013
Durham, NC
Durham Co.
United States 		Broad St. / Carver St. / Kenan Rd.
(36.04003, -78.90840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.8600 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2016
Lethbridge, AB
Alberta
Canada 		Coalbanks Link / Silkstone Rd.
(49.67028, -112.89758) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2012
Plainfield, IN
Hendricks Co.
United States 		E County Road 600 S / Sugar Grove Rd.
(39.67425, -86.39889) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2013
Carmel, IN
Hamilton Co.
United States 		E 111th St. / N Pennsylvania St.
(39.94898, -86.15559) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane) 		2015
Carmel, IN
Marion Co.
United States 		W 96th St. / N Augusta Dr.
(39.92622, -86.22490) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane) 		2011
Carmel, IN
Hamilton Co.
United States 		E 116th St. / Gray Rd.
(39.95665, -86.08932) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane) 		2016
Winston-Salem, NC
Forsyth Co.
United States 		Salem Ave. / City Yard Dr.
(36.08738, -80.23659) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane) 		2016
Redding, CA
Shasta Co.
United States 		Shasta St. / Almond Ave.
(40.58272, -122.40809) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2006
Redding, CA
Shasta Co.
United States 		Shasta St. / Olive Ave.
(40.58343, -122.40524) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006
Dothan, AL
Houston Co.
United States 		Campbellton Hwy. / Southgate Rd.
(31.18216, -85.40940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2016
Williston, ND
Williams Co.
United States 		32nd Ave. W / Lewis Dr.
(48.34366, -103.48019) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014
Williston, ND
Williams Co.
United States 		32nd Ave. W / 7th St. W
(48.34366, -103.48019) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014
Grand Forks, ND
Grand Forks Co.
United States 		S 34th St. / 40th Ave. S
(47.88244, -97.07736) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014
Carrington, ND
Foster Co.
United States 		US 281 / US 52 / ND 200 / 4th Ave. N
(47.45733, -99.11727) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Single-Lane 		2016
Bismarck, ND
Burleigh Co.
United States 		Lincoln Rd. / 66th St. SE
(46.76551, -100.68939) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2016
Bismarck, ND
Burleigh Co.
United States 		Lincoln Rd. / 52nd St. SE
(46.76552, -100.71053) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2016
Champlin, MN
Hennepin Co.
United States 		W River Rd. / E Hayden Lake Rd.
(45.18068, -93.38559) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2014
Anchorage, AK
Anchorage
United States 		W Dimond Blvd. / Snead St. / Westpark Dr.
(61.13943, -149.98944) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane 		2016
Portland, OR
Multnomah Co.
United States 		N Clarendon Ave
(45.58974, -122.72415) 		Traffic Calming Circle
Existing 		Unknown
None 		1 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane
Fairbanks, AK
Fairbanks North Star
United States 		C St. / Dunbar Ave.
(64.84676, -147.68117) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010
Fairbanks, AK
Fairbanks North Star
United States 		C St. / Eureka Ave.
(64.84572, -147.68117) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010
Fairbanks, AK
Fairbanks North Star
United States 		D St. / Shannon Dr.
(64.85000, -147.67696) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010
Fairbanks, AK
Fairbanks North Star
United States 		D St. / Cindy Dr.
(64.85149, -147.67694) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010
Fairbanks, AK
Fairbanks North Star
United States 		D St. / Jeanne Dr.
(64.85369, -147.67641) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010