|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Portland,
OR Multnomah Co. United States |
NE Fremont Dr. / NE Dyer St. (45.54603, -122.57509) |
Traffic Calming Circle Existing |
Unknown None |
3 Approaches 0 Driveways 29.2751 |
Other (At-Grade) Single-Lane |
1986 | Completed 12/2/1986. ICD estimated from Google Maps linework. |
|
Portland,
OR Multnomah Co. United States |
NE Fremont Dr. / NE 86th Ave. (45.54567, -122.57478) |
Traffic Calming Circle Existing |
Unknown None |
3 Approaches 0 Driveways 25.0931 |
Other (At-Grade) Single-Lane |
1986 | Completed 12/2/1986. ICD estimated from Google Maps linework. |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. / 56th St. W (47.20565, -122.56890) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3417 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. / 62nd Ct. W / Park Entrance (47.20033, -122.56890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.7785 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. / Bristonwood Dr. / 48th St. W (47.21334, -122.56880) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9607 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. / Cirque Dr. (47.21093, -122.56880) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 25.1506 |
Other (At-Grade) Single-Lane |
2000 | Opened September 2000. ICD estimated from Google Maps linework. |
|
San Anselmo,
CA Marin Co. United States |
San Francisco Blvd. / Santa Cruz Ave. (37.98566, -122.56572) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 12.1920 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Painted splitter islands. Year Completed estimated (2018-2019). |
|
Hidden Valley Lake,
CA Lake Co. United States |
SR 29 / Hartmann Rd. (38.79274, -122.56556) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.6823 |
Other (At-Grade) Single-Lane |
2019 | ICD estimated from Google Maps linework. |
|
University Place,
WA Pierce Co. United States |
64th St W / Park Entrance (47.19891, -122.56530) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 28.4022 |
Other (At-Grade) Single-Lane |
2004 | Completed before July 2004. ICD estimated from Google Maps linework. |
|
Clackamas,
OR Clackamas Co. United States |
Monterey Ave. / Stevens Rd. (45.43780, -122.56390) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.8738 |
Other (At-Grade) Single-Lane |
2006 | Fourth leg serves New Hope Community Church parking lot. ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
North Gate Rd. SW / Edgewood Ave. SW / Winona St. SW (47.14678, -122.56385) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.kiro7.com/news/south-sound-news/stolen-car-stopped-by-wet-cement-lakewood/GDU77T3M6NC2RKBPTKKY5N53SA/ |
|
Lakewood,
WA Pierce Co. United States |
Washington Blvd. SW / Edgewood Ave. SW (47.14855, -122.56383) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2023 | |
|
(unincorporated),
WA Clark Co. United States |
NE 99th St. / 107th Ave. (45.69338, -122.56319) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | Previous control was Yield for northbound traffic, Stop for eastbound traffic, none for westbound traffic. https://www.clarkcountytoday.com/news/intersection-of-ne-99th-street-and-ne-107th-avenue-closed-beginning-aug-14/ |
|
Joint Base Lewis-McChord,
WA Pierce Co. United States |
Portland Ave. SW / Boundary St. SW / Camp Murray Gate (47.12106, -122.56300) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.6312 |
Other (At-Grade) Single-Lane |
2012 | Open October 2012. ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
NE 18th St. / I-205 SB On Ramp (45.63554, -122.56193) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 33.4039 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2016 | ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
Veterans Dr. SW / Vernon Ave. SW / Dolly Madison St. SW (47.14243, -122.55988) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | |
|
Lakewood,
WA Pierce Co. United States |
Veterans Dr. SW / Vernon Ave. SW / Newgrove Ave. SW (47.14431, -122.55960) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2020 | Painted splitter island on southeast leg. |
|
Portland,
OR Multnomah Co. United States |
NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot (45.57770, -122.55950) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.7822 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
Union Ave. / Militia Dr. / Berkeley St. SW (47.11921, -122.55805) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2020 | https://twitter.com/wsdot_tacoma/status/1295357469917474818 |
|
University Place,
WA Pierce Co. United States |
Grandview Dr. / Olympic Blvd. (47.22188, -122.55790) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.1454 |
Other (At-Grade) Single-Lane |
1997 | Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Portland,
OR Multnomah Co. United States |
NE Cascades Pkwy. / (parking) (45.57191, -122.55594) |
Other Existing |
Other Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
|
Clackamas,
OR Clackamas Co. United States |
Monterey Ave. / Causey Ave. / William Otty Rd. (45.44020, -122.55510) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.7102 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
|
Portland,
OR Multnomah Co. United States |
NE Everett St. / NE 108th St. (west) (45.52447, -122.55243) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | Part of a double mini-roundabout. https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711. |
|
Portland,
OR Multnomah Co. United States |
NE Everett St. / NE 108th Ave. (east) (45.52447, -122.55223) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | Part of a double mini-roundabout. https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711. |
|
Portland,
OR Multnomah Co. United States |
NE 108th St. / NE Oregon St. (45.52814, -122.55147) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | https://bikeportland.org/2022/01/13/video-a-closer-look-at-pbots-three-new-roundabouts-on-ne-108th-343711. |
|
Lakewood,
WA Pierce Co. United States |
Veterans Dr. SW / Lake City Blvd. SW (47.14497, -122.55139) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | |
|
Ferndale,
WA Whatcom Co. United States |
Slater Rd. / I-5 SB Ramps (48.81707, -122.55050) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 26.7384 |
Freeway Ramps (Grade-Separated) Single-lane w/ Traversable Central Island |
2014 | Includes a yield-controlled right-turn bypass lane. Open November 2014. ICD estimated from Google Maps linework. |
|
Ferndale,
WA Whatcom Co. United States |
Slater Rd. / I-5 NB Ramps (48.81737, -122.54604) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.5247 |
Freeway Ramps (Grade-Separated) Single-lane w/ Traversable Central Island |
2014 | Includes yield-controlled right-turn bypass lanes. Open November 2014. ICD estimated from Google Maps linework. |
|
Ferndale,
WA Whatcom Co. United States |
Slater Rd. / Pacific Hwy. (48.81718, -122.54435) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.8741 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2014 | Open November 2014. ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
Union Ave. SW / N Thorne Ln. SW (47.12715, -122.54422) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2020 | https://wsdotblog.blogspot.com/2020/10/new-thorne-lane-bridge-open.html. |
|
Lakewood,
WA Pierce Co. United States |
Murray Rd. SW / I-5 NB Offramp (47.12576, -122.54266) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | https://wsdotblog.blogspot.com/2020/10/new-thorne-lane-bridge-open.html |
|
Joint Base Lewis-McChord,
WA Pierce Co. United States |
Murray Rd. SW / 150th St. SW (47.12084, -122.54259) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2012 | Open September 2012. |
|
Lakewood,
WA Pierce Co. United States |
Washington Blvd. SW / Interlaaken Dr. SW (47.14862, -122.54186) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2022). |
|
Maple Ridge,
BC Greater Vancouver Canada |
Jackson Rd. / 102 Ave. (49.18779, -122.54119) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 26.5401 |
Other (At-Grade) Single-Lane |
2012 | Year Completed estimated (2012-2013). ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
Gravelly Lake Dr. SW / Washington Blvd. SW (47.14920, -122.53942) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://cityoflakewood.us/weekly-bulletin-220408/ |
|
Lakewood,
WA Pierce Co. United States |
Gravelly Lake Dr. SW / Veterans Dr. SW (47.14497, -122.53853) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://thesubtimes.com/2021/12/26/progress-at-veterans-and-gravelly-lake-intersection-in-lakewood/ |
|
University Place,
WA Pierce Co. United States |
40th St. W / Drexler Dr. W (47.22084, -122.53430) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 31.6351 |
Other (At-Grade) Single-Lane |
2006 | Completed June 2006. ICD estimated from Google Maps linework. |
|
San Rafael,
CA Marin Co. United States |
Civic Center Dr. / Peter Behr Dr. (38.00051, -122.53422) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.8221 |
Other (At-Grade) Single-Lane |
2016 | ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
NE 39th St. / NE 137th Ave. / NE 138th Ave. (45.65025, -122.53209) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.4044 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2013 | ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
NE 44th St. / NE 137th Ave. (45.65377, -122.53207) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.8796 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
NE 137th Ave. / NE 49th St. (45.65733, -122.53190) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 40.0691 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Opened January 2008. ICD estimated from Google Maps linework. |
|
Bellingham,
WA Whatcom Co. United States |
Mitchell Way / Bellingham Airport Access Rd. (48.79757, -122.53080) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.4692 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
NE 32nd Cir. / NE 138th Ave. (45.64517, -122.53057) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.0778 |
Other (At-Grade) Single-Lane |
2013 | ICD estimated from Google Maps linework. |
|
Lakewood,
WA Pierce Co. United States |
Dekoven Dr. SW / 100th St. SW (47.16666, -122.52814) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 15.2400 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2018 | Painted splitter islands. |
|
Lakewood,
WA Pierce Co. United States |
Gravelly Lake Dr. SW / Nyanza Rd. SW (47.14110, -122.52665) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2021 | |
|
Lakewood,
WA Pierce Co. United States |
Dekoven Rd. SW / Meadow Rd. SW / Brook Ln. SW (47.16401, -122.52634) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 15.2400 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2018 | Painted splitter islands. Skewed intersection. |
|
Battle Ground,
WA Clark Co. United States |
SR 503 (NE Lewisville Hwy.) / NE Rock Creek Rd. (45.85681, -122.52193) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2024 | https://www.tiktok.com/@washingtonstatedot/video/7427125569801817374 |
|
Bainbridge Island,
WA Kitsap Co. United States |
High School Rd. / Madison Ave. (47.63579, -122.52100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.9484 |
Other (At-Grade) Single-Lane |
2000 | Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework. |
|
Bainbridge Island,
WA Kitsap Co. United States |
Madison Ave. N / Wyatt Way (47.62849, -122.52100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 17.6784 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2021 | https://www.bainbridgereview.com/news/wyatt-mini-roundabout-wont-have-art/ |
|
Swinomish Tribal Community,
WA Skagit Co. United States |
SR 20 / Padilla Heights Rd. (48.45519, -122.51940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.2280 |
Other (At-Grade) Single-Lane |
2002 | The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework. |
|
Swinomish Tribal Community,
WA Skagit Co. United States |
Knudsen Ln. / Casino Dr. (48.45635, -122.51910) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.2668 |
Other (At-Grade) Single-Lane |
2013 | Year Completed estimated (2012-2013). ICD estimated from Google Maps linework. |
|
Hockinson,
WA Clark Co. United States |
NE 152nd Ave. / NE 119th St. (45.70833, -122.51640) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://clark.wa.gov/public-works/ne-119th-st-and-ne-152nd-ave |
|
University Place,
WA Pierce Co. United States |
Cirque Dr. W / Alameda Ave. W / 56th St. W (47.20639, -122.51600) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 54.3624 |
Other (At-Grade) Single-Lane |
2002 | Completed December 2002. ICD estimated from Google Maps linework. |
|
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. |
|
Bellingham,
WA Whatcom Co. United States |
Cordata Pkwy. / Horton Rd. (48.80595, -122.49677) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 31.0896 |
Other (At-Grade) Single-Lane |
2019 | Curb returns are further back from ICD than leading ends of splitter islands. |
|
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, unspecified) |
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, unspecified) |
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, unspecified) |
2005 | http://cob.org/documents/pw/curconst/ES-0237.pdf Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Vancouver,
WA Clark Co. United States |
SR 500 (NE Fourth Plain Rd.) / NE182nd Ave. (45.67192, -122.48864) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 26.8221 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Compact roundabout. WSDOT project. Completed August 20, 2022. Colored apron with asphalt interior. |
|
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, unspecified) |
2009 | ICD estimated from Google Maps linework. |
|
Happy Valley,
OR Clackamas Co. United States |
SE 172nd Ave. / Scouters Mountain Rd. (45.44074, -122.48574) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | East leg stubbed. https://www.happyvalleyor.gov/business/engineering-division/engineering-division/172nd-avenue-roundabout/ |
|
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, unspecified) |
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, unspecified) |
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, unspecified) |
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, unspecified) |
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 |
One-Way/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. |
|
Camas,
WA Clark Co. United States |
SE Brady Rd. / Columbia Palisades Dr. (45.58617, -122.47084) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6717 |
Other (At-Grade) Single-Lane |
2018 | |
|
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. |
|
Camas,
WA Clark Co. United States |
NW Camas Meadows Dr. / NW Payne St. / NW Pittock Pl. (45.62718, -122.45141) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2018 | |
|
Bay View,
WA Skagit Co. United States |
Josh Wilson Rd. / Farm to Market Rd. (48.48665, -122.44440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.goskagit.com/townnews/economics/bay-view-area-roundabout-now-open/article_e9ac88a2-32e5-11ed-b607-03db0c4dca41.html |
|
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. |
|
Bellingham,
WA Whatcom Co. United States |
E Smith Rd. / Hannegan Rd. (48.83337, -122.44289) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2024 | https://whatcom-news.com/hannegan-smith-intersection-to-reopen-as-a-multi-lane-roundabout_219458/ |