28735 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
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
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.
North Bend, WA
King Co.
United States
SR 202 / I-90 EB Ramps
(47.48782, -121.79730)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
41.9673
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2007 Opened November 2007. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States
Issaquah Pine Lake Rd. / SE 32nd Way
(47.57894, -122.02810)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
33.8378
Other (At-Grade)
Single-Lane
2005 Opened March 2005. 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)
Single-lane w/ Traversable Central Island
2006 Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
White Center, WA
King Co.
United States
9th Ave. SW / SW 100th St.
(47.51379, -122.34640)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
14.5200
Other (At-Grade)
Single-lane w/ Traversable Central Island
2006 Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States
136th Ave. NE / Woodinville High School Entrance
(47.77161, -122.15860)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
25.6862
Other (At-Grade)
Single-Lane
2003 Opened October 2003. ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States
Landerholm Rd. / South Perimeter Cir.
(47.58438, -122.14600)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.8343
Other (At-Grade)
Single-Lane
2003 Opened July 2003. Entrance to Bellevue Community College. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
S 317th St. / 28th Ave. S / I-5 HOV Access Ramps
(47.31781, -122.29760)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.4836
Freeway Ramps (Grade-Separated)
Single-Lane
2006 Opened February 2006. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
16th Ave. S / Todd Beamer High School entrance
(47.27650, -122.31360)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
29.9813
Other (At-Grade)
Single-Lane
2003 Opened September 2003. Access to high school. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
S 334th St. / 38th Ave. S
(47.30278, -122.28610)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.3466
Other (At-Grade)
Single-Lane
2006 Opened January 2006. ICD estimated from Google Maps linework.
Maple Valley, WA
King Co.
United States
Witte Rd. SE / SE 248th St.
(47.37966, -122.04813)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2011 January 2011.
North Bend, WA
King Co.
United States
E North Bend Way / SE Cedar Falls Way / (parking)
(47.49096, -121.77876)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6720
Other (At-Grade)
Single-Lane
2008 August 2008.
Redmond, WA
King Co.
United States
152nd Ave. NE / NE 36th Pl. / NE 31st St.
(47.63828, -122.13550)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
27.3615
Other (At-Grade)
Single-Lane
2010 Near Microsoft campus. Moderate ped/bike volumes. ICD estimated from Google Maps linework.
Renton, WA
King Co.
United States
N 10th St. / N 10th Pl.
(47.49781, -122.20468)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2008 June 2008.
Snoqualmie, WA
King Co.
United States
North Bend Way / (Snoqualmie Casino entrance)
(47.51671, -121.84100)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.5280
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2008 Through bypass lane on west leg. October 2008. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
Eastridge Dr. NE / NE Cedar Park Crescent
(47.69141, -122.01690)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2012
Woodinville, WA
King Co.
United States
SR 202 / NE 145th St. / 148th Ave. NE
(47.73271, -122.14220)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.2440
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2009 October 2009.
Woodinville, WA
King Co.
United States
SR 202 / Village Dr. / NE 144th St.
(47.73111, -122.14040)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.4048
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Constructed as single-lane roundabout in October 2009 and expanded to include second lane northbound in 2021.
Woodinville, WA
King Co.
United States
SR 202 / (parking)
(47.73280, -122.14400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2009 October 2009.
Sammamish, WA
King Co.
United States
NE 8th St. / 233rd Ave NE
(47.61687, -122.02903)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
63.6012
Other (At-Grade)
Single-Lane
2012 Open September 2012. ICD estimated from Google Maps linework.
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.
Hunts Point, WA
King Co.
United States
Hunts Point Rd. / NE 28th St. / 84th Ave. NE / SR 520 ramps
(47.63600, -122.22744)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6536
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2014 Open June 2014. ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States
W Lake Sammamish Pkwy SE / I-90 WB Ramps
(47.56690, -122.09947)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
139.9998
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2013 Open November 2013. Raindrop shape.
Yarrow Point, WA
King Co.
United States
92nd Ave. NE / NE Points Dr. / NE 33rd St. / SR 520 WB Off-Ramp
(47.64153, -122.21728)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
86.9075
Freeway Ramps (Grade-Separated)
Single-Lane
2014 Open August 2014. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
NE Novelty Hill Rd. / 195th Ave. NE
(47.68845, -122.07993)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.5909
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Open October 2012. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
NE Union Hill Rd. / 196th Ave. NE
(47.67501, -122.07901)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Open September 2012.
Redmond, WA
King Co.
United States
NE 76th St. / 164th Ave. NE
(47.67214, -122.12180)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
99.7242
Other (At-Grade)
Single-Lane
2012 Oblong shape. Connected two T-intersections on either side of median to allow crossing and left-turn movements. Open December 2012. ICD estimated from Google Maps linework.
Snoqualmie, WA
King Co.
United States
SR 202 / Tokul Rd. / Mill Pond Rd.
(47.54073, -121.83292)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
37.8938
Other (At-Grade)
Single-Lane
2016 Open August 2016. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
NE 116th St. / 172nd Ave. NE
(47.70403, -122.11106)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.5420
Other (At-Grade)
Single-Lane
2015 Open April 2015. ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
NE 116th St. / 162nd Ave. NE
(47.70420, -122.12313)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
116.5413
Other (At-Grade)
Single-Lane
2014 Open May 2014. ICD estimated from Google Maps linework.
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.
Federal Way, WA
King Co.
United States
3rd Ave. SW / SW 330th St.
(47.30636, -122.33874)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
17.8167
Other (At-Grade)
Single-Lane
2014 This is a "Compact" single-lane roundabout with center island landscaping and a truck apron, inscribed circle diameter is 76 feet. Pedestrian refuge islands on the east-west approaches provide channelization. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
SW 330th St. / 6th Ave. SW
(47.30622, -122.34230)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.2463
Other (At-Grade)
Single-Lane
2014 This is a "Compact" urban roundabout with central island landscaping and a truck apron, inscribed diameter is 76 feet. Pedestrian refuge islands on the east-west approaches provide channelization. This and the one at 3rd Ave SW / SW 330th Street were opened in November 2014. ICD estimated from Google Maps linework.
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.
Kent, WA
King Co.
United States
SE 244th St. / 100th Ave. SE
(47.38335, -122.20736)
Traffic Calming Circle
Existing
Other
None
4 Approaches
0 Driveways
11.3213
Other (At-Grade)
Single-Lane
2016 This is now a dog bone-shaped traffic circle with two-way Yield control on the east and west approaches and no control north-south. Previous control was stop-control on the east leg only before the west leg was built. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States
S 308th St. / 14th Ave. S
(47.32601, -122.31601)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
19.5072
Other (At-Grade)
Single-lane w/ Traversable Central Island
2014 This is a mini-roundabout with fully traversable center island. Inscribed diameter is about 64 feet, opened in August 2014. An RRFB is present at the school crossing on the east leg; the previous raised crosswalk was removed. The north leg is a driveway to the newly remodeled high school. Both streets are Minor Collectors with 25 mph speed limits.
Seattle, WA
King Co.
United States
8th Ave. SW / SW 102nd St.
(47.51201, -122.34505)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2019 https://content.govdelivery.com/accounts/WAKING/bulletins/2723d2f
Shoreline, WA
King Co.
United States
NE 185 St. / 10th Ave. NE
(47.76316, -122.31888)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020 https://www.shorelineareanews.com/2020/04/roundabout-completed-at-10th-ne-and-ne.html
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
Seattle, WA
King Co.
United States
8th Ave. SW / SW 108th St.
(47.50659, -122.34466)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2018 http://whitecenternow.com/2018/10/16/road-work-alert-mini-roundabout-construction-to-start-at-8th-108th/
Maple Valley, WA
King Co.
United States
SE 240th Blvd. / 228th Ave. SE
(47.38734, -122.03723)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2018 Southwest leg stubbed. Year Completed estimated (2017-2018).
Maple Valley, WA
King Co.
United States
228th Ave. SE / SE 275th Pl. / SE Bear Blvd.
(47.35485, -122.03766)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4320
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2016-2017).
Woodinville, WA
King Co.
United States
NE 171st St. / 131st Ave. NE / (parking)
(47.75074, -122.16148)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2018-2019).
Woodinville, WA
King Co.
United States
NE 171st St. / 135th Ave. NE
(47.75063, -122.15921)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
36.5760
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2017-2018).
Redmond, WA
King Co.
United States
Redmond Ridge Dr. NE / NE Cedar Park Crest
(47.68578, -122.03278)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2011 Year Completed estimated (2011-2012).
North Auburn, WA
King Co.
United States
K St. SE / 2nd St. SE
(47.30617, -122.21619)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Eastgate, WA
King Co.
United States
SE Newport Way / 164th Ave. SE
(47.57236, -122.12142)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.5072
Other (At-Grade)
Single-lane w/ Traversable Central Island
2019 https://dev.bellevuewa.gov/sites/default/files/media/pdf_document/levy-164th-SE-newport-way-roundabout-mailer-2018.pdf
Bellevue, WA
King Co.
United States
SE 46th Way / 157th Ave. SE
(47.56285, -122.13218)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Kent, WA
King Co.
United States
Willis St. / 4th Ave.
(47.37808, -122.23747)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
2020 https://www.kentwa.gov/Home/Components/FacilityDirectory/FacilityDirectory/1660/568
Sammamish, WA
King Co.
United States
Issaquah-Fall City Rd. / 242nd Ave. SE
(47.55712, -122.01726)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2021 https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed
Sammamish, WA
King Co.
United States
SE Issaquah Fall City Rd. / 247th Pl. SE
(47.56108, -122.00948)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2021 https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed
Sammamish, WA
King Co.
United States
SE Issaquah-Fall City Rd. / Klahanie Dr. SE / 252nd Ave. SE
(47.56365, -122.00398)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2021 https://connect.sammamish.us/ifcr-project-look-ahead?category=11%2F5%2F19&tool=news_feed
Sammamish, WA
King Co.
United States
SE Issaquah-Beaver Lake Rd. / 256th Ave. SE / E Beaver Lake Dr. SE
(47.57849, -121.99831)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2019 Year Completed estimated (2019-2020).
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
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 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
Ballard, WA
King Co.
United States
17th Ave. NW / NW 83rd St
(47.68874, -122.37896)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
13.7157
Other (At-Grade)
Single-Lane
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 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
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
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
Greenwood, WA
King Co.
United States
1st Ave. NW / NW 83rd St.
(47.68911, -122.35799)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
15.2400
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
Greenwood, WA
King Co.
United States
Fremont Ave. N / N 83rd St.
(47.68912, -122.34992)
Traffic Calming Circle
Existing
One-Way/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
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
Other (At-Grade)
Single-Lane
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
Crown Hill, WA
King Co.
United States
1st Ave. NW / NW 82nd St.
(47.68839, -122.35799)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
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
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
Crown Hill, WA
King Co.
United States
1st Ave. NW / NW 81st St.
(47.68767, -122.35797)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
Unknown
4 Approaches
0 Driveways
16.7640
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
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
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
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
Federal Way, WA
King Co.
United States
19th Ave. SW / SW 353rd Pl.
(47.28501, -122.35852)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.9456
Other (At-Grade)
Single-Lane
2020
Black Diamond, WA
King Co.
United States
SE Auburn Black Diamond Rd. / Ten Trails Pkwy. SE
(47.31106, -122.03510)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.4528
Other (At-Grade)
Single-Lane
2019 North leg added 2021-2022.
North Bend, WA
King Co.
United States
SE North Bend Way / 436th Ave. SE
(47.48132, -121.75803)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021
Sammamish, WA
King Co.
United States
SE 4th St. / 218th Ave. SE
(47.60555, -122.04899)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
21.9453
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020
Sammamish, WA
King Co.
United States
SE 4th St. / 222nd Pl. SE
(47.60554, -122.04307)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.8120
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020
Sammamish, WA
King Co.
United States
SE 4th St. / 224th Ave. SE
(47.60553, -122.04091)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.6032
Other (At-Grade)
Single-Lane
2020
Sammamish, WA
King Co.
United States
SE 4th St. / 224th Pl. SE
(47.60552, -122.03916)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.2128
Other (At-Grade)
Single-Lane
2020
Duvall, WA
King Co.
United States
NE Big Rock Rd. / 3rd Ave. NE
(47.72685, -121.98193)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
34.1373
Other (At-Grade)
Single-Lane
2019
Duvall, WA
King Co.
United States
Railroad Way NE / NE 143rd Pl.
(47.72994, -121.98822)
Other
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
32.3085
Other (At-Grade)
Single-Lane
2020 Yield at entry, but no splitter islands.
Federal Way, WA
King Co.
United States
SW 349th St. / 27th Ave. SW
(47.28883, -122.36857)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2005 Painted splitter islands
Federal Way, WA
King Co.
United States
S 317th St. / 11th Pl. S
(47.31677, -122.31839)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2016 Access to multifamily housing, public streets.
Federal Way, WA
King Co.
United States
SW 329th Way / 49th Ave. SW
(47.30724, -122.39523)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.3357
Other (At-Grade)
Single-Lane
2017 Painted splitter islands.
Federal Way, WA
King Co.
United States
20th Ave. S / S 332nd St.
(47.30376, -122.30750)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
19.2024
Other (At-Grade)
Single-Lane
2007 Painted splitter islands, limited outside curbing.
Federal Way, WA
King Co.
United States
20th Ave. S / S 330th St.
(47.30605, -122.30752)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.2024
Other (At-Grade)
Single-Lane
2007 Painted splitter islands, limited outside curbing
Seattle, WA
King Co.
United States
NE 47th St. / 8th Ave. NE
(47.66314, -122.31957)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Seattle, WA
King Co.
United States
NE 47th St. / 9th Ave. NE
(47.66312, -122.31841)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
(unincorporated), WA
King Co.
United States
Redmond Ridge Dr. / NE Alder Crest Dr.
(47.69211, -122.03572)
Roundabout
Unknown
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2024 https://kingcounty.gov/en/dept/local-services/transit-transportation-roads/roads-and-bridges/projects-and-programs/redmond-ridge-dr-ne-roundabout (open to traffic, but final paving delayed by weather until Spring 2024)
Enumclaw, WA
King Co.
United States
Semanski St. / Warner Ave.
(47.19201, -122.00551)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
2021 Next to Enumclaw High School. https://www.courierherald.com/news/council-awards-bid-for-roundabout-in-front-of-enumclaw-high/
Seattle, WA
King Co.
United States
S Atlantic St. / Sturgus Ave. S
(47.59000, -122.31165)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane