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
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.
Kendall, WA
Whatcom Co.
United States
SR 542 / SR 547 (Kendall Corner)
(48.91692, -122.13767)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.5337
Other (At-Grade)
Single-Lane
2015 Open September 2015. ICD estimated from Google Maps linework.
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.
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
Arlington, WA
Snohomish Co.
United States
W. Division St. / N. West Ave.
(48.19864, -122.12800)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.8628
Other (At-Grade)
Single-Lane
2002 September 2002. ICD estimated from Google Maps linework.
Arlington, WA
Snohomish Co.
United States
204 St. NE / 77th Ave. NE
(48.18082, -122.12637)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 Elliptical shaped. http://www.arlingtonwa.gov/643/204th-St-NE-77th-Avenue-NE-Roundabout
Arlington, WA
Snohomish Co.
United States
E. Division St. / N. Broadway St.
(48.19858, -122.12530)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.8824
Other (At-Grade)
Single-Lane
2002 September 2002. 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.
Covington, WA
King Co.
United States
SE 256th St. / 164th Ave. SE
(47.37256, -122.12290)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.1477
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Open September 2007. ICD estimated from Google Maps linework.
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.
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
Lake Stevens, WA
Snohomish Co.
United States
Soper Hill Rd. / 83rd Ave. NE
(48.02162, -122.11931)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.8600
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020 https://www.heraldnet.com/news/soper-hill-roundabout-and-pedestrian-trail-work-wraps-up/
Covington, WA
King Co.
United States
168th Pl. SE / Costco Entrance
(47.35463, -122.11860)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6463
Other (At-Grade)
Single-Lane
2008 November 2008. Entrance into Costco shopping center. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States
168th Pl. SE / Fred Meyer Entrance
(47.35698, -122.11680)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
105.1794
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008 November 2008. Entrance into Fred Meyer shopping center. ICD estimated from Google Maps linework.
Arlington, WA
Snohomish Co.
United States
SR 531 (172nd St NE) / SR 9
(48.15166, -122.11325)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.6373
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Open October 2012. ICD estimated from Google Maps linework.
Covington, WA
King Co.
United States
172nd Ave. SE / SE 270th Pl.
(47.35939, -122.11240)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.7885
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
SR 9 / 108th St NE
(48.09180, -122.11180)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2020 Year Completed estimated (2018-2020).
Palo Alto, CA
Santa Clara Co.
United States
E Meadow Dr. / Ross Rd.
(37.42600, -122.11139)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
13.2785
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Marysville, WA
Snohomish Co.
United States
SR 9 / 84th St. NE / Getchell Rd.
(48.07196, -122.11135)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2014 Right-turn-only lanes on all four legs. Open October 2014.
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.
Lake Stevens, WA
Snohomish Co.
United States
Vernon Rd. / 91st Ave. SE
(48.00354, -122.10817)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-lane w/ Traversable Central Island
2022 Peanut shaped. ICD = 80 ft for each node, 185 ft for overall length. No deflection on north and south legs prior to entry. https://www.reddit.com/r/Suburbanhell/comments/y403wy/a_new_peanut_shaped_roundabout_my_city_just/?rdt=48505
Lake Stevens, WA
Snohomish Co.
United States
SR 9 / Vernon Rd.
(48.00461, -122.10670)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States
SR 9 / SR 204 (Snohomish Marysville Rd.) / 7th Pl. NE
(48.00286, -122.10637)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2023 https://www.youtube.com/watch?v=5RRqjCCJjRc
Lake Stevens, WA
Snohomish Co.
United States
Vernon Rd. / N Davies Rd.
(48.00495, -122.10586)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
139.8399
Other (At-Grade)
Single-lane w/ Traversable Central Island
2012 Open July 2012. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States
N Davies Rd. / Frontier Village Access Rd.
(48.00447, -122.10403)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
123.0603
Other (At-Grade)
Single-lane w/ Traversable Central Island
2012 Open July 2012. ICD estimated from Google Maps linework.
Auburn, WA
King Co.
United States
SE 392nd St. / (parking lot)
(47.24986, -122.10399)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.3750
Other (At-Grade)
Single-Lane
2012 ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States
Lake Dr. / 29th St. NE
(48.02479, -122.10383)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-lane w/ Traversable Central Island
2017
West Lake Stevens, WA
Snohomish Co.
United States
SR 9 / S Lake Stevens Rd.
(47.97461, -122.10273)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2022 https://www.tiktok.com/@j_will_entrepreneur/video/7151997176799939883?is_from_webapp=v1&item_id=7151997176799939883
Covington, WA
King Co.
United States
SE Wax Rd. / 180th Ave. SE / SE 267th Pl.
(47.36216, -122.10200)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
53.3935
Other (At-Grade)
Single-Lane
2008 September 2008. ICD estimated from Google Maps linework.
Snohomish, WA
Snohomish Co.
United States
SR 9 / Bickford Ave.
(47.93379, -122.10107)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.1000
Other (At-Grade)
Single-Lane
2022 WSDOT safety project that was completed in early Sept 2022. Includes right-turn bypass lane for NB to EB movement
Snohomish, WA
Snohomish Co.
United States
Ave. D / Bickford Ave. / 15th St.
(47.93037, -122.10101)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
79.2238
Other (At-Grade)
Single-Lane
2014 Open July 2014. ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States
Lundeen Parkway / Soper Hill Rd.
(48.01557, -122.10010)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
29.5601
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 ICD estimated from Google Maps linework.
Bellevue, WA
King Co.
United States
W. Lake Sammamish Pkwy. SE / Lakemont Blvd. SE
(47.56776, -122.09980)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.4567
Other (At-Grade)
Single-Lane
1997 Revised August 2005. Previously controlled by two-way stop Functional Class: Arterial 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.
Lake Stevens, WA
Snohomish Co.
United States
SR 92 / 99th Ave NE
(48.02885, -122.09804)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.5396
Other (At-Grade)
Single-Lane
2013 Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework.
Lafayette, CA
Contra Costa Co.
United States
Olympic Blvd. / Pleasant Hill Rd.
(37.88604, -122.09300)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2017 Yield-controlled right-turn bypass lanes on north and east legs. Painted splitter island on south leg.
Fairfield, CA
Solano Co.
United States
Rockville Rd. / Abernathy Rd.
(38.24598, -122.09074)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.4495
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States
Lundeen Park Way / Callow Rd. / Lakeview Dr. / Vernon Rd.
(48.01797, -122.09050)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.9553
Other (At-Grade)
Single-Lane
2006 http://www1.co.snohomish.wa.us/Departments/Public_Works/Services/Roads/Projects/LundeenCallow.htm. Opened June 2006. ICD estimated from Google Maps linework.
Cupertino, CA
Santa Clara Co.
United States
Cristo Rey Dr. / Hammond Way / Canyon Oak Way
(37.33058, -122.08070)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
36.0875
Other (At-Grade)
Single-Lane
2000 Functional Class: Local 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.
Lake Stevens, WA
Snohomish Co.
United States
SR 92 / 113th Ave. SE
(48.03019, -122.07884)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.9412
Other (At-Grade)
Single-Lane
2013 Reverse curves on east and west approaches. Open November 2013. ICD estimated from Google Maps linework.
Hayward, CA
Alameda Co.
United States
Orchard Ave. / Joyce St.
(37.65808, -122.07850)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.9103
Other (At-Grade)
Single-Lane
2000 Painted splitter islands. Built as temporary in February 2000, reconstructed permanent central island 2001 (http://ci.hayward.ca.us/citygov/meetings/cca/rp/2000/rp091900-05.pdf). ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States
Newport Way NW / NW Pacific Elm Dr. / 200th Ave. SE
(47.54989, -122.07416)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
26.6016
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Pleasant Hill, CA
Contra Costa Co.
United States
Old Quarry Rd. / Camelback Rd.
(37.97273, -122.06894)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.1278
Other (At-Grade)
Single-Lane
2017 Year Completed estimated (2017-2018). https://www.eastbaytimes.com/2017/02/20/pleasant-hill-roundabout-planned-near-diablo-valley-college/ ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States
19th Ave. NW / NW Gilman Blvd.
(47.54571, -122.06644)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
21.7667
Other (At-Grade)
Single-Lane
19th Ave legs have painted splitter islands. Completed 2008 or earlier (streetview). ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States
East Lake Sammamish Parkway / SE 43rd Way
(47.56792, -122.05500)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
38.6799
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States
NE Inglewood Hill / 216th Ave. NE
(47.61554, -122.05180)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.3989
Other (At-Grade)
Single-Lane
2001 October 2001. ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States
Maple St. NW / (parking lots)
(47.54340, -122.05121)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.9614
Other (At-Grade)
Single-lane w/ Traversable Central Island
2017 ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States
SE 62nd St. / Lake Dr. / Pickering Pl.
(47.54599, -122.04930)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
22.5728
Other (At-Grade)
Single-Lane
2019 https://www.youtube.com/watch?v=FGdBuaAZqVU. https://www.issaquahwa.gov/62. ICD estimated from Google Maps linework.
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
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.
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
Lake Stevens, WA
Snohomish Co.
United States
(unknown)
(48.01194, -122.04305)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2009 Entrance to Lake Stevens Community Park. January 2009.
Issaquah, WA
King Co.
United States
SE 62nd St. / 221st Pl. SE / 4th Ave. NW
(47.54682, -122.04277)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.2155
Other (At-Grade)
Single-Lane
2019 https://www.youtube.com/watch?v=FGdBuaAZqVU. https://www.issaquahwa.gov/62. ICD estimated from Google Maps linework.
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
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).
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).
(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)
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.
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).
Fairview, CA
Alameda Co.
United States
Fairview Ave. / Five Canyons Pkwy. / East Ave. (Star Ridge Rd.)
(37.67520, -122.03220)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
20.7965
Other (At-Grade)
Single-Lane
1998 https://www.sfgate.com/bayarea/article/COMMUTER-CHRONICLES-IN-A-ROUNDABOUT-WAY-The-2975842.php ICD estimated from Google Maps linework.
Black Diamond, WA
King Co.
United States
SE Auburn Black Diamond Rd. / Roberts Dr. / Lake Sawyer Rd. SE
(47.31151, -122.02996)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
33.2005
Other (At-Grade)
Single-Lane
2017 ICD estimated from Google Maps linework.
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.
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.
Redmond, WA
King Co.
United States
Trilogy Pkwy NE / NE Greens Crossing Rd.
(47.70752, -122.02660)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.7178
Other (At-Grade)
Single-Lane
2004 Adjacent to golf course and semi-retired community. Completed June 2004. ICD estimated from Google Maps linework.
Santa Cruz, CA
Santa Cruz Co.
United States
Pacific Ave. / Center St. / W. Cliff Dr.
(36.96490, -122.02620)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.4453
Other (At-Grade)
Single-Lane
2011 ICD estimated from Google Maps linework.
Santa Cruz, CA
Santa Cruz Co.
United States
Pacific Ave. / Beach St.
(36.96282, -122.02388)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling all approaches)
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 Railroad tracks cut through part of circle. Separated two-way bicycle lane/cycle track along south side of intersection.
Maple Valley, WA
King Co.
United States
SE Tahoma Way / Maple Valley Black Diamond Rd. SE
(47.35796, -122.02252)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.5079
Other (At-Grade)
Single-Lane
2018 East Entrance to Tahoma High School. Year Completed estimated (2018-2019). ICD estimated from Google Maps linework.
Cupertino, CA
Santa Clara Co.
United States
Portal Ave. / Wheaton Dr.
(37.32445, -122.01964)
Traffic Calming Circle
Existing
All-Way Stop
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2001 Year Completed estimated (2000-2002).
Hayward Highland, CA
Alameda Co.
United States
Fairview Ave. / Hayward Blvd. / Stonebrae Country Club Dr.
(37.65432, -122.01743)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.7681
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
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
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
Sammamish, WA
King Co.
United States
244th Ave NE / NE 8th St
(47.61673, -122.01390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.0083
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States
244th Ave. NE / E Main Dr.
(47.60881, -122.01390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.5457
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Redmond, WA
King Co.
United States
Eastridge Dr. NE / 244th Pl. NE
(47.68499, -122.01300)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
16.8846
Other (At-Grade)
Single-lane w/ Traversable Central Island
2014 Open July 2014. ICD estimated from Google Maps linework.
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
Monroe, WA
Snohomish Co.
United States
W Main St. / SR 522 SB Ramps
(47.84883, -122.00879)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
60.9600
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2014 Right-turn bypass lane on west leg. Open December 2014.
Walnut Creek, CA
Alameda Co.
United States
Walnut Ave. / Oak Grove Rd.
(37.91432, -122.00770)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
22.6138
Other (At-Grade)
Single-Lane
2000 Right turn bypass lane in northwest quadrant. ICD estimated from Google Maps linework.
Chilliwack, BC
Fraser Valley
Canada
Lickman Rd. / Yale Rd. / Luckakuck Way
(49.14204, -122.00694)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.5348
Other (At-Grade)
Single-Lane
2019 Planned to be changed to two-lane roundabout. https://www.theprogress.com/news/traffic-changes-now-in-effect-at-lickman-road-interchange/ ICD estimated from Google Maps linework.
Monroe, WA
Snohomish Co.
United States
SR 522 EB Ramps / 164th St. SE / Tester Rd.
(47.84863, -122.00580)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
60.9143
Other (At-Grade)
Multilane (2 Lane, unspecified)
2001 Completed August 2001. This project won the Washington State APWA 2001 Project of the Award and the ASCE Seattle Section 2001 Outstanding Project Award. The Project is documented in the Compendium of Papers for 2000 ITE District 6 Annual Meeting, San Diego, CA. Reconfiguration of two intersections into a roundabout. Previously controlled by two-way stop ICD estimated from Google Maps linework.
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/
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).
Concord, CA
Contra Costa Co.
United States
Landana Dr. / Mulberry Dr.
(37.97886, -121.99430)
Traffic Calming Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
16.0041
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Granite Falls, WA
Snohomish Co.
United States
Granite Falls Access Rd. / Burn Rd. (NE 100th St.)
(48.08656, -121.99060)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.2954
Other (At-Grade)
Single-Lane
2010 November 2010. ICD estimated from Google Maps linework.
Granite Falls, WA
Snohomish Co.
United States
Granite Falls Access Rd. / SR 92
(48.08332, -121.99000)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.2978
Other (At-Grade)
Single-Lane
2010 May 2010. ICD estimated from Google Maps linework.
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.
Suisun City, CA
Solano Co.
United States
Charleston St. / McClellan Dr.
(38.25614, -121.98578)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
48.7680
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (1993-2003).
Suisun City, CA
Solano Co.
United States
Charleston St. / Gunter Dr.
(38.26212, -121.98570)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
48.7680
Other (At-Grade)
Single-Lane
2004
Sundale, CA
Alameda Co.
United States
Walnut Ave. / Argonaut Way / Parkhurst Dr.
(37.54260, -121.98521)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
33.5277
Other (At-Grade)
Single-Lane
2015 Raised crosswalks. Year Completed estimated (2014-2015).
Duvall, WA
King Co.
United States
SR 203 (Carnation-Duvall Rd.) / 124th St. / Novelty Hill
(47.70910, -121.98440)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.9865
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework.
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
Granite Falls, WA
Snohomish Co.
United States
Granite Falls Access Rd. / Jordan Rd
(48.09135, -121.97980)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
55.0445
Other (At-Grade)
Single-Lane
2010 November 2010. ICD estimated from Google Maps linework.
Chilliwack, BC
Fraser Valley
Canada
Evans Rd. / Evans Pkwy. / Yale Rd. W
(49.14521, -121.97764)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
53.9072
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 ICD estimated from Google Maps linework.
Chilliwack, BC
Fraser Valley
Canada
Keith Wilson Rd. / Tyson Rd.
(49.10375, -121.97668)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.0000
Other (At-Grade)
Single-Lane
2014
Chilliwack, BC
Fraser Valley
Canada
Tyson Rd. / Watson Rd.
(49.11111, -121.97651)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
39.8718
Other (At-Grade)
Single-Lane
2014 ICD estimated from Google Maps linework.
Chilliwack, BC
Fraser Valley
Canada
Columbia Valley Rd. / Sunnyside Blvd. / (parking)
(49.07529, -121.97639)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.0000
Other (At-Grade)
Single-Lane
2010 Year Completed estimated (2009-2011).