Roundabouts Database

30321 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
Daytona Beach, FL
Volusia Co.
United States 		Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.)
(29.22941, -81.02484) 		Rotary
Removed 		All-Way Yield
Unknown 		0 Approaches
0 Driveways
42.7326 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework.
Stuart, FL
Martin Co.
United States 		S. Dixie Hwy / SR 76 / SR A1A
(27.19767, -80.25266) 		Other
Existing 		Other
None 		0 Approaches
0 Driveways
26.5569 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Railroad crossing next to circle. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE Ladd Circle
(45.50850, -122.64940) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
92.0689 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Sheridan Circle (Mass Ave. / 23rd St. / R St.)
(38.91214, -77.05065) 		Rotary
Existing 		Uncontrolled
None 		0 Approaches
0 Driveways
69.6989 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Ward Circle (Mass. Ave. / Nebraska Ave.)
(38.93792, -77.08590) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
80.8214 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Tenley Circle (Nebraska Ave. / Wisconsin Ave. / Yuma St.)
(38.94628, -77.07875) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
73.3809 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		E. Via Linda / N. 87th St.
(33.56715, -111.89500) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
69.6612 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		E. Via Linda / E. San Rafael Dr.
(33.56711, -111.89565) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Earth.
Scottsdale, AZ
Maricopa Co.
United States 		E. Via Linda / N. 83rd Pl.
(33.56770, -111.90100) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
63.6899 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		E. Via Linda / N. 84th St.
(33.56832, -111.89880) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
37.8156 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		34th Ave. SW / SW Henderson St.
(47.52286, -122.37530) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
42.7458 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Linden Ave. N / N. 42nd St.
(47.65774, -122.34850) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
56.3115 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		44th Ave. SW / SW College St.
(47.58301, -122.38780) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
37.0576 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		30th Ave. SW / SW Cloverdale St.
(47.52648, -122.37120) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
64.5176 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		E. Cotton Center Blvd. / S. 44th Pl.
(33.40279, -111.98790) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
163.5163 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		42nd Ave. SW / SW Hinds St.
(47.57318, -122.38570) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
9.6690 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		28th Ave. NE / NE Hiram Pl. / NE 120th St.
(47.71572, -122.29810) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
164.7289 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		24th Ave. S / S. Dearborn St.
(47.59557, -122.30120) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
13.6919 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		E. Mountain View Rd. / N. Central Ave.
(33.57510, -112.07360) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
16.9162 		Other (At-Grade)
Single-Lane 		2006 Mini-roundabout ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		17th Ave. E. / E. Spring St.
(47.61153, -122.31020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
5.6361 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		25th Ave. S / S Dearborn St.
(47.59556, -122.30010) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		0 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2006
Seattle, WA
King Co.
United States 		26th Ave. S / S. Dearborn St.
(47.59555, -122.29880) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
48.3244 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		40th Ave. SW / SW Manning St.
(47.57122, -122.38250) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
7.2520 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		N. 43rd St. / E. Stanford Dr.
(33.51700, -111.98930) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
46.7997 		Other (At-Grade)
Single-Lane 		2005 Mini-roundabout ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		Aviano Way / (unknown)
(33.68941, -111.99350) 		Rotary
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
79.4999 		Other (At-Grade)
Single-Lane 		Mini-roundabout. Completed 2005. ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		26th Ave. S / S. Judkins St.
(47.59209, -122.29900) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
20.9420 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		24th Ave. S / S. Norman St.
(47.59301, -122.30120) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
41.0778 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Nashville, TN
Davidson Co.
United States 		Demonbreun St. / 16th Ave. / Division St. / Music Square E.
(36.15210, -86.79163) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
54.0044 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		29th Ave. S / S. Judkins St.
(47.59217, -122.29550) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8873 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		31st Ave. E / E. Denny St.
(47.62016, -122.29230) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
64.4023 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Densmore Ave. N / N 137th St.
(47.72867, -122.33830) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8705 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		2nd Ave. NE / NE 91st St.
(47.69499, -122.32710) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
8.0388 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Linden Ave. N / N. 36th St.
(47.65116, -122.34860) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
35.4002 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Woodlawn Ave. N / N. 36th St.
(47.65051, -122.33870) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8730 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		18th Ave. E. / E. Spring St.
(47.61154, -122.30890) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
8.0516 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		4th Ave. N / N. Prospect St.
(47.62890, -122.34880) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
10.4636 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		N. 74th St. / E. Sweetwater Ave.
(33.60395, -111.92155) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
16.7640 		Other (At-Grade)
Unknown 		2003 Modified by City in 2005 to improve operation as roundabout. 21442
Seattle, WA
King Co.
United States 		21st Ave. E / E. Republican St.
(47.62320, -122.30470) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
5.6349 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Hyannis, MA
Barnstable Co.
United States 		Iyannough Rd. / Barnstable Rd. / Falmouth Rd.
(41.66512, -70.28732) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
87.4371 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Fruita, CO
Mesa Co.
United States 		Aspen Ave. / Mesa St. (Park Square)
(39.15884, -108.73360) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
77.7908 		Other (At-Grade)
Unknown 		Completed 1940? ICD estimated from Google Maps linework.
Miami Springs, FL
Miami-Dade Co.
United States 		Glendale Dr. / Beverly Dr.
(25.81348, -80.29934) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
33.3298 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Interlake Ave. N / N 39th St.
(47.65411, -122.34130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
14.4811 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Ashworth Ave. N / N 38th St.
(47.65269, -122.34020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
160.1009 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Burke Ave. N / N 35th St.
(47.64919, -122.33510) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
9.6550 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		(unknown #2)
(38.87847, -104.84910) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
18.5952 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		Virginia Ave. / Memorial Blvd. / Prospect St. / Key St.
(39.63728, -77.72873) 		Other
Existing 		Other
None 		0 Approaches
0 Driveways
36.7900 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Irvin Ave. / Mealey Pkwy.
(39.65536, -77.70186) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
37.6999 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Irvin Ave. / View St. / Valleybrook Dr.
(39.65536, -77.70058) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
31.2633 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Magnolia Ave. / Mealey Pkwy.
(39.65762, -77.70140) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
32.1818 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Magnolia Ave. / E. Irvin Ave.
(39.65722, -77.69958) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
27.5846 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		W. Harvard Rd. / S. Moundridge Dr.
(38.96770, -95.30438) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
13.0003 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
(unincorporated), MA
Barnstable Co.
United States 		Rte 6A / Rte 28 (gateway to Cape Cod)
(41.74313, -70.58651) 		Rotary
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
118.8720 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Boston, MA
Suffolk Co.
United States 		VFW Pkwy. / North Shore Rd. (Butler Circle)
(42.41228, -70.99350) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
84.6514 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		Broadway / Main
(42.40244, -71.06048) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
123.4694 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Arlington, VA
Arlington Co.
United States 		Memorial Dr. / Arlington Memorial Bridge
(38.88573, -77.06004) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
114.3488 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		G St. / 3rd St. SW
(38.88127, -77.01520) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.9620 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		G St. / 1st St. SW
(38.88119, -77.01228) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
31.6106 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		H St. / Delaware Ave.
(38.88028, -77.01262) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
31.6110 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		New York Ave. / Montana Ave. / West Virginia Ave.
(38.91723, -76.97813) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
65.9769 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Pennsylvania Ave. / Potomac Ave.
(38.88034, -76.98549) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
81.8167 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 39th St.
(47.65429, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8720 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 37th St.
(47.65195, -122.33150) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8953 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Bagley Ave. N / N 39th St.
(47.65431, -122.33260) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
12.8720 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
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
Seattle, WA
King Co.
United States 		8th Ave. NE / NE 123rd St.
(47.71767, -122.32080) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
29.7304 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
West Roxbury, MA
Suffolk Co.
United States 		W. Roxbury Pkwy. / Grove St.
(42.30330, -71.15137) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
72.4319 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
West Roxbury, MA
Suffolk Co.
United States 		W. Roxbury Pkwy. / Veterans of Foreign Wars Pkwy.
(42.29649, -71.14560) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
67.1393 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #9
(43.90348, -121.42740) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
84.3314 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #10
(43.89851, -121.42340) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
86.0596 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR
Deschutes Co.
United States 		Circle #11
(43.89212, -121.42430) 		Other
Existing 		Unknown
None 		0 Approaches
0 Driveways
82.6261 		Other (At-Grade)
Single-Lane 		Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
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 		Burke Ave. N / N 44th St.
(47.66031, -122.33500) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8926 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Meridian Ave. N / N 44th St.
(47.66030, -122.33370) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
20.9147 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Erie, CO
Weld Co.
United States 		CW Bixler Blvd. / Washburn St.
(40.06230, -105.05650) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
20.1096 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
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
Seattle, WA
King Co.
United States 		Corliss Ave. N / N 42nd St.
(47.65795, -122.33140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
13.6756 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Sunnyside Ave. N / N 42nd St.
(47.65794, -122.33020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
16.8934 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		2nd Ave. NE / NE 43rd St.
(47.65896, -122.32730) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
70.7899 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe Co.
United States 		W. Caley Ave. / S. Spotswood St.
(39.60239, -105.01160) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
23.9256 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		2nd Ave. NE / NE 44th St.
(47.66022, -122.32730) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
33.7853 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
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
Buffalo, NY
Erie Co.
United States 		Colonial Circle (Richmond Ave. / Lafayette Ave.)
(42.92026, -78.88171) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
71.7180 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Buffalo, NY
Erie Co.
United States 		Soldiers Circle (Lincoln Pkwy. / Bidwell Pkwy. / Chapin Pkwy.)
(42.92564, -78.87370) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
47.2248 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
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
Winnipeg, MB
Winnipeg Capital Region
Canada 		Lake Crest Rd. / (unknown)
(49.80688, -97.17566) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
34.6851 		Other (At-Grade)
Unknown 		2007 ICD estimated from Google Maps linework.
Winnipeg, MB
Winnipeg Capital Region
Canada 		Waterfront Dr. / Mill St.
(49.89533, -97.13303) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
59.2415 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Winnipeg, MB
Winnipeg Capital Region
Canada 		Waterfront Dr. / Bannatyne Ave.
(49.89712, -97.13358) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
34.6204 		Other (At-Grade)
Unknown 		2001 ICD estimated from Google Maps linework.
Winnipeg, MB
Winnipeg Capital Region
Canada 		Waterfront Dr. / James Ave.
(49.89856, -97.13316) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
29.2341 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Pearland, TX
Brazoria Co.
United States 		Pearland Pkwy. / McHard Rd.
(29.58271, -95.26942) 		Rotary
Existing 		Uncontrolled
None 		0 Approaches
0 Driveways
128.0157 		Other (At-Grade)
Unknown 		2004 ICD estimated from Google Maps linework.
Houston, TX
Harris Co.
United States 		Main St. / Montrose Blvd.
(29.72404, -95.39096) 		Other
Existing 		Other
Unknown 		0 Approaches
0 Driveways
97.5360 		Other (At-Grade)
Multilane (3+ Lane) 		1916 Traffic Circle surveyed as part of 1916 plan for Hermann Park. Paved 1924. Some stop controlled, some free flow movements.
Houston, TX
Harris Co.
United States 		Hermann Circle
(29.72156, -95.39095) 		Other
Existing 		Other
Unknown 		0 Approaches
0 Driveways
106.6800 		Other (At-Grade)
Multilane (3+ Lane) 		1916 Traffic Circle surveyed as part of 1916 plan for Hermann Park. Paved 1924. Some stop controlled, some free flow movements.
Clearwater, FL
Pinellas Co.
United States 		Ridgewood St. / Richards Ave.
(27.97013, -82.76930) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
34.8091 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
United States 		Ridgewood St. / Baker Ave.
(27.97012, -82.76842) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
48.5218 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
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