17000 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
Lakewood, WA
Pierce Co.
United States
Main St. SW / 5th Ave. SW
(47.16198, -122.51570)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.4220
Other (At-Grade)
Single-Lane
2002 Completed June 2002. ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States
N Pearl St. / Five Mile Dr. / N Waterfront Dr. / Ferry Crossing Landing Rd / Park Ave.
(47.30193, -122.51556)
Roundabout
Existing
All-Way Yield
Unknown
5 Approaches
0 Driveways
32.3966
Other (At-Grade)
Single-Lane
2018 https://www.thenewstribune.com/news/local/article196233104.html ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States
(unknown) / (unknown)
(47.30214, -122.51434)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
27.5370
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States
SE 147th Ave. / Oregon Trail Dr. / Hines Dr. / Sieben Pkwy.
(45.42280, -122.51240)
Other
Existing
All-Way Stop
None
4 Approaches
0 Driveways
34.3688
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Happy Valley, OR
Clackamas Co.
United States
SE 145th Ave. / SE 147th Ave. / Scouters Mountain Rd.
(45.44111, -122.51231)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
36.0336
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
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.
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.
Bellingham, WA
Whatcom Co.
United States
Northwest Ave. / I-5 NB Ramp
(48.78500, -122.50420)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.4117
Freeway Ramps (Grade-Separated)
Single-Lane
2010 RT bypass lane on southbound approach. 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.
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.
(unincorporated), CA
Sonoma Co.
United States
Arnold Dr. / Agua Caliente Rd.
(38.32045, -122.50220)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.8586
Other (At-Grade)
Single-Lane
2013 Completed 2013. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
SE 157th Ave. / SE 162nd Ave.
(45.42429, -122.49770)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.8826
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Tacoma, WA
Thurston Co.
United States
N. 37th St. / Stevens St. / Mason Ave.
(47.28197, -122.49590)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.8760
Other (At-Grade)
Single-Lane
2007 One leg skewed at ~60 degrees. Opened April 2007. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States
Cordata Pkwy. / Stuart Rd.
(48.79931, -122.49572)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4016
Other (At-Grade)
Multilane (2 Lane)
2019 https://www.cob.org/gov/projects/Pages/Cordata%20Stuart%20Roundabout.aspx. ICD estimated from Google Maps linework.
Sausalito, CA
Marin Co.
United States
Conzelman Rd. / McCullough Rd.
(37.83361, -122.49400)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
29.2415
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Tacoma, WA
Pierce Co.
United States
S Tyler St. / S 66th St.
(47.19746, -122.49280)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
25.9685
Other (At-Grade)
Single-Lane
2005 Opened July 2005. Fatal crash August 12. 2006. 11861-05. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States
Cordata Pkwy. / Kellogg Rd.
(48.79511, -122.49170)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.3384
Other (At-Grade)
Multilane (2 Lane)
2003 Primary access to Whatcom Community College. Functional Class: Arterial ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States
Cordata Pkwy. / Westerly Dr.
(48.79198, -122.49140)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4068
Other (At-Grade)
Multilane (2 Lane)
2005 http://cob.org/documents/pw/curconst/ES-0237.pdf Functional Class: Arterial ICD estimated from Google Maps linework.
La Conner, WA
Skagit Co.
United States
LaConner-Whitney Rd. / Chilberg Rd. / Morris Sr.
(48.39234, -122.48660)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.5504
Other (At-Grade)
Single-Lane
2003 Roundabout replaces a Y intersection. The center island is under private ownership and contains an exisitng granite monument. Opened September 2003. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States
SR 539 / Ten Mile Rd.
(48.86968, -122.48580)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.3503
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States
SR 539 / River Rd.
(48.92280, -122.48565)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
47.0858
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States
SR 539 / Pole Rd.
(48.89152, -122.48560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.1153
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States
SR 539 / Wiser Lake Rd.
(48.90677, -122.48560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.1009
Other (At-Grade)
Multilane (2 Lane)
2009 ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States
SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.5928
Other (At-Grade)
Multilane (2 Lane)
2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. 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.
San Francisco State University, CA
San Francisco Co.
United States
Font Blvd. / (parking lot)
(37.72286, -122.48358)
Other
Existing
Two-Way Stop
Unknown
3 Approaches
0 Driveways
33.0641
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Arballo Dr.
(37.72177, -122.48231)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
35.8987
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Pinto Ave. / Holloway Ave.
(37.72069, -122.48105)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
32.1204
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Bucareli Dr. / Gonzalez Dr.
(37.71695, -122.48001)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
18.8953
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Serrano Dr.
(37.71957, -122.47976)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
32.1209
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Grijalva Dr. / Gonzalez Dr.
(37.71638, -122.47919)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
21.7298
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Juan Bautista Circle
(37.71804, -122.47795)
Other
Existing
All-Way Stop
Unknown
7 Approaches
0 Driveways
120.9281
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Gonzalez Dr.
(37.71679, -122.47592)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.2325
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Crespi Dr. / Varela Ave. / Serrano Dr. / Gonzalez Dr.
(37.71990, -122.47589)
Other
Existing
Unknown
Unknown
5 Approaches
0 Driveways
43.4574
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Cambon Dr.
(37.71590, -122.47445)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
28.3433
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Font Blvd. / Chumasero Dr.
(37.71501, -122.47298)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
25.5093
Other (At-Grade)
Single-Lane
1950 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Claremont Blvd. / Taraval St. / Dewey Blvd. / Kensington Way
(37.74376, -122.46370)
Other
Existing
Unknown
Unknown
5 Approaches
0 Driveways
35.8881
Other (At-Grade)
Single-Lane
Stop-controlled traffic circle. ICD estimated from Google Maps linework.
Presidio, CA
San Francisco Co.
United States
Lincoln Blvd. / Girard Rd.
(37.80065, -122.45385)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
2021 Separated bike lanes on all legs. https://sf.streetsblog.org/2021/03/01/presidios-dutch-roundabout/
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.
Mount Vernon, WA
Skagit Co.
United States
Best Rd. / McLean Rd.
(48.42070, -122.44380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.4976
Other (At-Grade)
Single-Lane
2009 April 2009. On high-speed rural roadways. 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.
San Francisco, CA
San Francisco Co.
United States
Waller St. / Steiner St.
(37.77097, -122.43190)
Traffic Calming Circle
Existing
All-Way Stop
None
4 Approaches
0 Driveways
66.0853
Other (At-Grade)
Single-Lane
2003 Preliminary layout for neighborhodd comment Functional Class: Local ICD estimated from Google Maps linework.
Camas, WA
Clark Co.
United States
NW 6th Ave. / SR 14 WB Ramps / NW Norwood St.
(45.58216, -122.42684)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Freeway Ramps (Grade-Separated)
Single-Lane
2016
Redding, CA
Shasta Co.
United States
Teton Dr. / Crescent Moon Dr. / Crescent Moon Ct.
(40.56422, -122.41552)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
23.5899
Other (At-Grade)
Single-Lane
1997 Year completed estimated (before 1998). Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework.
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
Lynden, WA
Whatcom Co.
United States
SR 546 / Northwood Rd.
(48.96424, -122.40709)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.9551
Other (At-Grade)
Mini-roundabout
2016 Open June 2016. ICD estimated from Google Maps linework.
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)
Mini-roundabout
2006
Tacoma, WA
Pierce Co.
United States
E 29th St. / E 30th St. / E 28th St.
(47.23811, -122.40505)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
27.5704
Other (At-Grade)
Multilane (2 Lane)
2018 ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
8th St. / Townsend St. / Division St. / Kansas St.
(37.76992, -122.40393)
Other
Existing
All-Way Stop
None
5 Approaches
0 Driveways
33.0431
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States
Mission Bay Dr. / Mission Bay Blvd. / Owens St. / Channel St.
(37.77048, -122.39599)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
78.3588
Other (At-Grade)
Multilane (2 Lane)
2012 Year Completed estimated (2011-2012). 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.
Ballard, WA
King Co.
United States
NW 83rd St. / Jones Ave. NW
(47.68870, -122.38650)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Washougal, WA
Clark Co.
United States
SE Union St. / 8th Ave.
(45.58089, -122.38580)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.9288
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
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.
Washougal, WA
Clark Co.
United States
SE Union St. / Front St.
(45.57985, -122.38560)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.4371
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
Ballard, WA
King Co.
United States
NW 83rd St. / 23rd Ave. NW
(47.68871, -122.38542)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 83rd St. / 22nd Ave. NW
(47.68871, -122.38435)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 77th St. / 22nd Ave. NW
(47.68500, -122.38435)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 83rd St. / 21st Ave. NW
(47.68871, -122.38328)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
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.
Tacoma, WA
Pierce Co.
United States
49th Ave. NE / 33rd St. NE / Norpoint Way NE
(47.28643, -122.38220)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
25.9249
Other (At-Grade)
Single-Lane
2004 Opened December 2004. ICD estimated from Google Maps linework.
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
Abbotsford, BC
Fraser Valley Regional District
Canada
Mt Lehman Rd. / S Fraser Way
(49.05355, -122.38119)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.0000
Other (At-Grade)
Multilane (2 Lane)
2005 Year Completed estimated (2004-2006).
Crown Hill, WA
King Co.
United States
NW 7tth St. / 19th Ave. NW
(47.68504, -122.38110)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 77th St. / 18th Ave. NW
(47.68505, -122.38004)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
17th Ave. NW / NW 83rd St
(47.68874, -122.37896)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 77th St. / 16th Ave. NW
(47.68506, -122.37788)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7637
Other (At-Grade)
Single-Lane
Washougal, WA
Clark Co.
United States
SE Port St. / Front St.
(45.58009, -122.37780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.4214
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
Washougal, WA
Clark Co.
United States
SE Port St. / C St.
(45.58099, -122.37780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.2878
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States
Everson Goshen Rd. / E Smith Rd.
(48.83263, -122.37755)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Mini-roundabout
2015 Open June 2015.
Edmonds, WA
Snohomish Co.
United States
Main St. / 5th Ave.
(47.81061, -122.37753)
Other
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Water fountain in the middle.
Ballard, WA
King Co.
United States
NW 83rd St. / Mary Ave. NW
(47.68875, -122.37549)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 77th St. / Mary Ave. NW
(47.68508, -122.37547)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
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
34th Ave. SW / SW Elmgrove St.
(47.53009, -122.37530)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Unknown
Ballard, WA
King Co.
United States
NW 83rd St. / 14th Ave. NW
(47.68875, -122.37413)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 83rd St. / 12th Ave. NW
(47.68875, -122.37144)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
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.
Ballard, WA
King Co.
United States
NW 83rd St. / 11th Ave. NW
(47.68875, -122.37041)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Ballard, WA
King Co.
United States
NW 83rd St. / Dibble Ave. NW
(47.68911, -122.36729)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Crown Hill, WA
King Co.
United States
NW 81st St. / 6th Ave. NW
(47.68766, -122.36334)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Greenwood, WA
King Co.
United States
NW 82nd St. / 6th Ave. NW
(47.68839, -122.36333)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Greenwood, WA
King Co.
United States
NW 83rd St. / 6th Ave. NW
(47.68911, -122.36333)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
Edmonds, WA
Snohomish Co.
United States
Emerald Hills Dr. / 12th Ave. N
(47.81132, -122.35936)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
No splitter islands.
Greenwood, WA
King Co.
United States
1st Ave. NW / NW 83rd St.
(47.68911, -122.35799)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
15.2400
Other (At-Grade)
Single-Lane
Crown Hill, WA
King Co.
United States
1st Ave. NW / NW 82nd St.
(47.68839, -122.35799)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Crown Hill, WA
King Co.
United States
1st Ave. NW / NW 81st St.
(47.68767, -122.35797)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Washougal, WA
Clark Co.
United States
SR 14 / 15th St. (Washougal River Rd.)
(45.57665, -122.35617)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.2591
Other (At-Grade)
Single-Lane
2019 Completed Summer 2019 (WSDOT). If needed will be converted in the future to multilane and has built in concrete joint lines in the splitter islands and central island truck apron. ICD estimated from Google Maps linework.
Greenwood, WA
King Co.
United States
N 82nd St. / Dayton Ave. N
(47.68840, -122.35261)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Greenwood, WA
King Co.
United States
N 83rd St. / Dayton Ave. N
(47.68913, -122.35260)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Federal Way, WA
King Co.
United States
12th Ave. SW / 12th Pl. SW / SW 340th St.
(47.29677, -122.35142)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.6299
Other (At-Grade)
Single-Lane
2013 Inscribed diameter of 76 feet, landscaped central island, yield control on all approaches. No curbing for channelizing the approaches, paint only. Opened November 2013. ICD estimated from Google Maps linework.
Greenwood, WA
King Co.
United States
Fremont Ave. N / N 83rd St.
(47.68912, -122.34992)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
Greenwood, WA
King Co.
United States
Fremont Ave. N / N 82nd St.
(47.68839, -122.34992)
Traffic Calming Circle
Existing
Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
San Mateo Park, CA
San Mateo Co.
United States
Edgewood Rd. / Clark Dr. / Midway Ave.
(37.56598, -122.34956)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands or control.
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.
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
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.
White Center, WA
King Co.
United States
10th Ave. SW / SW 100th St.
(47.51379, -122.34770)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
12.1000
Other (At-Grade)
Mini-roundabout
2006 Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
San Mateo Park, CA
San Mateo Co.
United States
Warren Rd. / Costa Rica Ave.
(37.56965, -122.34751)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands on two legs; no control.
Seattle, WA
King Co.
United States
N 100th St. / Linden Ave. N
(47.70145, -122.34735)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane