Roundabouts Database

28965 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
Little Elm, TX
Denton Co.
United States 		King George Ln. / Continental Congress Pkwy.
(33.22897, -96.90955) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
33.5270 		Other (At-Grade)
Single-Lane 		2006 No splitter islands, stop control on all entries.
Chehalis, WA
Lewis Co.
United States 		NW West St. / NW Pennsylvania Ave.
(46.66652, -122.97639) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown 		2008 Year Completed estimated (2006-2009).
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
Portland, OR
Multnomah Co.
United States 		NE 47th Ave. / NE Brazee St.
(45.54056, -122.61496) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
34.2970 		Other (At-Grade)
Single-Lane 		1990 Completed 9/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 47th Ave. / NE Thompson St.
(45.53903, -122.61496) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
18.4038 		Other (At-Grade)
Single-Lane 		1990 Completed 9/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Clackamas St. / NE 53rd Ave.
(45.53300, -122.60880) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
30.1185 		Other (At-Grade)
Single-Lane 		1988 Completed 11/3/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 53rd Ave. / NE Hassalo St.
(45.53048, -122.60880) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
35.1398 		Other (At-Grade)
Single-Lane 		1988 Completed 11/3/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Tillamook St. (W)
(45.53790, -122.65861) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
83.6552 		Other (At-Grade)
Single-Lane 		1992 Completed 1/9/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Sacramento St.
(45.53955, -122.65862) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
121.2965 		Other (At-Grade)
Single-Lane 		1992 Completed 1/9/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Russell St.
(45.54126, -122.65861) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
161.4450 		Other (At-Grade)
Single-Lane 		1992 Completed 1/9/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Graham St.
(45.54296, -122.65859) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
161.4401 		Other (At-Grade)
Single-Lane 		1992 Completed 1/9/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Morris St.
(45.54468, -122.65860) 		Traffic Calming Circle
Removed 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
128.8135 		Other (At-Grade)
Single-Lane 		2013 Neighborhood traffic circle was installed 1/9/1992. Removed in 2013 as part of upgrades to the Neighborhood Greenway. Added speed humps nearby. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE 7th Ave. / NE Cook St.
(45.54717, -122.65859) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
17.5647 		Other (At-Grade)
Single-Lane 		1992 Completed 1/9/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr. / NE Dyer St.
(45.54603, -122.57509) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
29.2751 		Other (At-Grade)
Single-Lane 		1986 Completed 12/2/1986. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr. / NE 86th Ave.
(45.54567, -122.57478) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
25.0931 		Other (At-Grade)
Single-Lane 		1986 Completed 12/2/1986. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Fremont Dr. / NE Duddleson St.
(45.54667, -122.57574) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
33.4569 		Other (At-Grade)
Single-Lane 		1986 Completed 12/2/1986. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Holman St. / NE 34th Ave.
(45.56826, -122.62965) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
159.6952 		Other (At-Grade)
Single-Lane 		1988 Completed 10/28/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Holman St. / NE 37th Ave.
(45.56826, -122.62557) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1988 Completed 10/28/1988.
Portland, OR
Multnomah Co.
United States 		NE Holman St. / NE 41st St.
(45.56858, -122.62172) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
81.9374 		Other (At-Grade)
Single-Lane 		1988 Completed 10/28/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Imperial Ave. / NE Multnomah St.
(45.53154, -122.62719) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
74.4616 		Other (At-Grade)
Single-Lane 		1987 Completed 10/22/1987. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE US Grant Pl. / NE 35th Ave.
(45.53779, -122.62841) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
14.2214 		Other (At-Grade)
Single-Lane 		1989 Completed 10/11/1989. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE US Grant Pl. / NE 36th Ave.
(45.53777, -122.62601) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
40.1546 		Other (At-Grade)
Single-Lane 		1989 Completed 10/11/1989. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NW 26th Ave. / NW Raleigh St.
(45.53397, -122.70479) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
19.2420 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NW 27th Ave. / NW Raleigh St.
(45.53395, -122.70680) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
10.0393 		Other (At-Grade)
Single-Lane 		1988 Completed 9/30/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 15th Ave. / SE Oak St.
(45.52006, -122.65057) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
23.4309 		Other (At-Grade)
Single-Lane 		1988 Completed 9/6/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 15th Ave. / SE Alder St.
(45.51792, -122.65058) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
15.9001 		Other (At-Grade)
Single-Lane 		1988 Completed 9/7/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 14th Ave. / SE Main St.
(45.51365, -122.65165) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
15.9013 		Other (At-Grade)
Single-Lane 		1988 Completed 9/12/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 13th Ave. / SE Madison St.
(45.51294, -122.65266) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
12.5539 		Other (At-Grade)
Single-Lane 		1988 Completed 9/8/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 14th Ave. / SE Taylor St.
(45.51507, -122.65166) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
17.5747 		Other (At-Grade)
Single-Lane 		1988 Completed 9/12/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 14th Ave. / SE Pine St.
(45.52077, -122.65158) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
15.0625 		Other (At-Grade)
Single-Lane 		1988 Completed 9/12/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 16th Ave. / SE Ash St.
(45.52148, -122.64956) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
22.5935 		Other (At-Grade)
Single-Lane 		1988 Completed 10/7/1988. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 27th Ave. / SE Salmon St.
(45.51429, -122.63812) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
29.2916 		Other (At-Grade)
Single-Lane 		1982 Completed 2/16/1982. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Grant St. (W)
(45.50679, -122.63472) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
14.2293 		Other (At-Grade)
Single-Lane 		1990 Completed 4/16/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Grant St. (E)
(45.50726, -122.63473) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
109.6480 		Other (At-Grade)
Single-Lane 		1990 Completed 4/16/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 41st Ave. / SE Harrison St.
(45.50878, -122.62020) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
80.3506 		Other (At-Grade)
Single-Lane 		1990 Completed 5/30/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 36th Ave. / SE Bybee Blvd.
(45.47241, -122.62621) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
56.9518 		Other (At-Grade)
Single-Lane 		1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Bybee Blvd. / (SE 37th Ave.)
(45.47243, -122.62440) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
20.1003 		Other (At-Grade)
Single-Lane 		1992 Completed 10/6/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 34th Ave. / SE Bybee Blvd.
(45.47319, -122.62826) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
81.2389 		Other (At-Grade)
Single-Lane 		1992 Completed 9/30/1992. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 30th Ave. / SE Gladstone St.
(45.49337, -122.63466) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
32.6514 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 34th Ave. / SE Gladstone St.
(45.49335, -122.62978) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
61.9539 		Other (At-Grade)
Single-Lane 		1996 Completed 10/17/1996. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 37th Ave. / SE Harrison St.
(45.50879, -122.62572) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
80.3506 		Other (At-Grade)
Single-Lane 		1990 Completed 9/14/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Ave. / SE Palm St.
(45.51025, -122.65144) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
40.1743 		Other (At-Grade)
Single-Lane 		1993 Completed 11/8/1993. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Ave. / SE Lavender St.
(45.50686, -122.64744) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
24.2734 		Other (At-Grade)
Single-Lane 		1983 Completed 11/8/1983. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 46th Ave. / SE Lincoln St.
(45.50802, -122.61510) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
35.1539 		Other (At-Grade)
Single-Lane 		1990 Completed 4/23/1990. ICD estimated from Google Maps linework.
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
Bloomington, IL
McLean Co.
United States 		Royal Pointe Dr / Brighton Ln
(40.49004, -88.93106) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
55.4069 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1994-1999). ICD estimated from Google Maps linework.
Bloomington, IL
McLean Co.
United States 		Royal Pointe Dr. / Arrowhead Dr.
(40.49332, -88.93045) 		Traffic Calming Circle
Removed 		Other
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014 Removed sometime between 2012 and 2015.
Redding, CA
Shasta Co.
United States 		Madison River Dr. / Clark River Dr.
(40.54198, -122.31914) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2002 Year Completed estimated (1999-2004).
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Chorro St. / High St.
(35.27217, -120.65736) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
10.7258 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Chorro St. / Church St.
(35.27448, -120.65800) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
29.2513 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
(unincorporated), CO
Douglas Co.
United States 		Blackgum St. / Golden Eye Ave.
(39.56456, -104.80327) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.3044 		Other (At-Grade)
Single-Lane 		2001 No splitter islands. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
San Luis Obispo, CA
San Luis Obispo Co.
United States 		Chorro St. / Islay St.
(35.27610, -120.65977) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.6004 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Brighton, CO
Adams Co.
United States 		Pelican St. / (unknown)
(39.97597, -104.74867) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Earth.
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.
Seattle, WA
King Co.
United States 		Boylston Ave. / E. Howell St.
(47.61765, -122.32347) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
128.8107 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Conway, AR
Faulkner Co.
United States 		Country Club Rd. / Kensington Dr.
(35.07843, -92.48086) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
10.7514 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Conway, AR
Faulkner Co.
United States 		Irby Dr. / Amelia Dr.
(35.10676, -92.48925) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2003
Conway, AR
Faulkner Co.
United States 		Irby Dr. / Poteete Dr.
(35.10681, -92.49355) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2003
Terre Haute, IN
Vigo Co.
United States 		2440 Huber Ln
(39.43817, -87.38012) 		Traffic Calming Circle
Existing 		Unknown
None 		2 Approaches
4 Driveways
23.0598 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Terre Haute, IN
Vigo Co.
United States 		2328 Huber Ln
(39.43817, -87.38160) 		Traffic Calming Circle
Existing 		Unknown
None 		2 Approaches
2 Driveways
23.0598 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Terre Haute, IN
Vigo Co.
United States 		2216 Huber Ln
(39.43806, -87.38327) 		Traffic Calming Circle
Existing 		Unknown
None 		1 Approaches
2 Driveways
23.0599 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Fayetteville, AR
Washington Co.
United States 		N Vandeventer Ave. / W Ila St.
(36.07101, -94.16435) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island 		2008
Fayetteville, AR
Washington Co.
United States 		N Vandeventer Ave. / W Cleburn St.
(36.07471, -94.16427) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2008
Albany, OR
Benton Co.
United States 		NW Squire St. / Flame Tree Ln. NW / NW Beehollow Ln.
(44.66551, -123.13765) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.6875 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Albany, OR
Benton Co.
United States 		Flame Tree Dr. NW / NW 24th Ave. / NW Laura Vista Dr.
(44.66454, -123.13891) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.6340 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States 		Powers Ave. / S Greenwood St.
(39.61509, -105.00042) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
35.8818 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States 		S Gallup St. / W Arapahoe Rd.
(39.59517, -105.00233) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
12.8843 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States 		S Elati St. / W Davies Way
(39.58691, -104.99775) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
9.2042 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States 		W Caley Ave. / S Spotswood St.
(39.60239, -105.01162) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
57.0533 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Charlottesville, VA
Charlottesville Co.
United States 		109 Burnet St
(38.02424, -78.48827) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
13.1717 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2017 Neighborhood mini-roundabout placed in lieu of all-way stop when a new section was added in residential development in the City of Charlottesville. ICD estimated from Google Maps linework.
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / Windsor Blvd.
(33.51009, -112.32786) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.9331 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Pleasanton, CA
Alameda Co.
United States 		Mill Creek Pl. / Oak Vista Way
(37.65794, -121.89347) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		3 Approaches
1 Driveways
16.0738 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1993-2002). ICD estimated from Google Maps linework.
Santa Clara, CA
Santa Clara Co.
United States 		Cypress Ave. / Cecil Ave.
(37.32430, -121.95985) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.3920 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Stamford, CT
Fairfield Co.
United States 		Shippan Ave. / Fairview Ave.
(41.02609, -73.52336) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		4 Approaches
0 Driveways
13.5152 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Greenwich, CT
Fairfield Co.
United States 		Sound Beach Ave. / (unknown)
(41.03011, -73.56715) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
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.
Columbia, MO
Boone Co.
United States 		Wisteria Ln. / Crape Myrtle Dr.
(38.89785, -92.38804) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.5196 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		New Town Ave. / Center St.
(38.87357, -92.36947) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
18.5965 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Bristol Lake Dr. / Braddington Dr.
(38.89246, -92.29611) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.3098 		Other (At-Grade)
Single-Lane 		2006 fourth approach is now built; see Google satellite view ICD estimated from Google Maps linework.
Cranberry Township, PA
Butler Co.
United States 		Westinghouse Dr. / (parking lots)
(40.68248, -80.08626) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.8881 		Other (At-Grade)
Single-Lane 		2009 No splitter islands. Serves a parking lot gateway. ICD estimated from Google Maps linework.
Vancouver, BC
Greater Vancouver
Canada 		Heather St. / W 60th Ave.
(49.21605, -123.12393) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
14.0426 		Other (At-Grade)
Single-Lane 		2008 No yield or stop signs. ICD estimated from Google Maps linework.
Vancouver, BC
Greater Vancouver
Canada 		Heather St. / 62nd Ave.
(49.21424, -123.12399) 		Traffic Calming Circle
Existing 		Other
Unknown 		3 Approaches
0 Driveways
10.9224 		Other (At-Grade)
Single-Lane 		2008 No yield or stop signs. ICD estimated from Google Maps linework.
Vancouver, BC
Greater Vancouver
Canada 		Heather St. / W 64th Ave.
(49.21235, -123.12407) 		Traffic Calming Circle
Existing 		Other
Unknown 		3 Approaches
0 Driveways
10.9229 		Other (At-Grade)
Single-Lane 		2008 No yield or stop signs. ICD estimated from Google Maps linework.
Vancouver, BC
Greater Vancouver
Canada 		Heather St. / W 68th Ave.
(49.21027, -123.12414) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
10.9233 		Other (At-Grade)
Single-Lane 		2008 No yield or stop signs. ICD estimated from Google Maps linework.
Kamloops, BC
Thompson-Nicola
Canada 		Nicola St. / 12th Ave.
(50.67224, -120.31177) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2014
La Crosse, WI
La Crosse Co.
United States 		King St. / 19th St. S
(43.81013, -91.22819) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
La Crosse, WI
La Crosse Co.
United States 		Farnam St. / 20th St. S
(43.79786, -91.22690) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
12.0687 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States 		E 8th St. / Lamar Ave.
(35.21570, -80.81996) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
82.9388 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Johns Creek, GA
Fulton Co.
United States 		Weathervane Dr. / Mabry Park Pl.
(34.05871, -84.21291) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
11.8735 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Bexley, OH
Franklin Co.
United States 		S Gould Rd. / Dale Ave.
(39.96392, -82.92387) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Bexley, OH
Franklin Co.
United States 		Gould Rd. / Powell Ave.
(39.96599, -82.92369) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Tuttle West, OH
Franklin Co.
United States 		Bow Falls Blvd. / Cross River Falls Blvd. / Rainbow Falls St.
(40.05861, -83.17153) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
115.1795 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
South Yarmouth, MA
Barnstable Co.
United States 		Wampanoag Rd. / Eldridge Rd.
(41.64863, -70.21542) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
39.2675 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Mashpee, MA
Barnstable Co.
United States 		Rock Landing Rd. / Cross Rd. / Greensward Rd.
(41.57286, -70.47406) 		Traffic Calming Circle
Existing 		Other
Unknown 		4 Approaches
0 Driveways
55.3965 		Other (At-Grade)
Single-Lane 		Private roads. Mixed Stop-controlled and free-merge. ICD estimated from Google Maps linework.
Mashpee, MA
Barnstable Co.
United States 		Triton Sound Circle / Troon Way / Greenwards Rd. / Shore Dr. West / Landmark Ave.
(41.56210, -70.47509) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		5 Approaches
0 Driveways
57.1930 		Other (At-Grade)
Single-Lane 		On private roads ICD estimated from Google Maps linework.
Waterloo, ON
Waterloo
Canada 		New Bedford Dr / Eastbridge Blvd / Shediac Crescent
(43.51109, -80.50054) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.5765 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.