City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Olympia,
WA Thurston United States |
Olympic Way NW/4th Ave. W/5th Ave. W (47.04422, -122.91200) |
Roundabout Existing |
All-Way Yield Active Pedestrian Warning (flashing yellow) |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2004 | Opened March 2004. Functional Class: Arterial |
Burnaby,
BC Greater Vancouver Regional District Canada |
East Campus Rd./University Dr. E (49.27628, -122.90450) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways |
Other Single-Lane |
On the Simon Fraser University campus | |
Olympia,
WA Thurston United States |
Capitol Way N/Market St. NE/Corky Ave. NW/Columbia St. NW (47.05005, -122.90250) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
1995 | June 1995. |
Delta,
BC Metro Vancouver Canada |
82nd Ave./116th St. (49.15220, -122.90150) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Unknown |
2005 | |
Olympia,
WA Thurston United States |
Jefferson St SE/14th Ave. SE (47.03551, -122.89590) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2010 | October 2010. |
Olympia,
WA Thurston United States |
14th Ave. SE/E Bay Dr./Henderson Blvd. SE (47.02971, -122.89140) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | Opened July 2005. Southbound right turn bypass lane. |
Kelso,
WA Cowlitz Co. United States |
SR 432/Old Hwy 99/I-5 NB Ramps/Kelso Dr. (46.10485, -122.87582) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Unknown |
2015 | Open August 2015. |
Olympia,
WA Thurston United States |
Yelm Hwy SE/Brassfield Rd. SE (47.00367, -122.87310) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2011 | May 2011. |
Nice,
CA Lake Co. United States |
SR 20/Pyle Rd. (39.13028, -122.87111) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2013 | |
Healdsburg,
CA Sonoma Co. United States |
Healdsburg Ave./Mill St./Vine St. (38.60833, -122.87009) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways |
Other Single-Lane |
2018 | At-grade railroad crossing through central island. |
Olympia,
WA Thurston United States |
Yelm Hwy SE/Boulevard Rd. SE (47.00397, -122.86540) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2011 | May 2011. |
Olympia,
WA Thurston United States |
Log Cabin Rd. SE/Boulevard Rd. SE (47.01433, -122.86520) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2009 | November 2009. |
Olympia,
WA Thurston Co. United States |
Boulevard Rd./Morse-Merryman Rd. SE (47.01817, -122.86518) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other Single-Lane |
2018 | |
Lacey,
WA Thurston Co. United States |
Boulevard Rd. SE/22nd Ave. (47.02903, -122.86477) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2014 | Right-turn-only lane on west leg. Elliptical shape. Open October 2014. |
Sherwood,
OR Washington United States |
Meinecke Pkwy./Cedar Brook Way (45.36180, -122.85870) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2003 | |
Aloha,
OR Washington Co. United States |
SW 175th St./SW Kemmer Rd. (45.45121, -122.85724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2018 | |
Sherwood,
OR Washington United States |
SW Meinecke Pkwy/SW Dewey Dr. (45.35897, -122.85650) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2003 | |
Coquitlam,
BC Greater Vancouver Canada |
Woolridge St./(parking lot) (49.23188, -122.85288) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2012 | Year Completed estimated (2011-2012). |
Medford,
OR Jackson United States |
Highland Dr./Siskiyou Blvd. (42.32109, -122.84990) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2006 | |
Olympia,
WA Thurston United States |
18th Ave. SE/Hoffman Rd. SE/Ontario St. SE (47.03250, -122.84959) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2010 | Opened October 2010. |
Olympia,
WA Thurston United States |
18th Ave. SE/Fones Rd. SE (47.03248, -122.84690) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | October 2010. |
Tigard,
OR Washington United States |
SW Barrows Rd./SW Roshak Rd./(parking lot) (45.42692, -122.84486) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2008 | |
Port Moody,
BC Greater Vancouver Canada |
David Ave./Hertage Mountain Blvd./(school access) (49.29850, -122.84327) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2003 | http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf |
Beaverton,
OR Washington United States |
SW Teal Blvd./SW 155th Ave./SW Nutcracker Ct. (45.44060, -122.83760) |
Other Existing |
All-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. | |
Sherwood,
OR Washington United States |
Langer Farms Pkwy./Century Dr. (45.36454, -122.83630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2011 | Opened November 2011 |
Lacey,
WA Thurston United States |
Pacific Ave./Golf Club Rd./Lacey Blvd. (47.03786, -122.82860) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2003 | Completed July 22, 2003. Functional Class: Arterial |
Sherwood,
OR Washington United States |
SW Oregon St./SW Murdock Rd. (45.36060, -122.82520) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2002 | Completed November 2002. |
Lacey,
WA Thurston United States |
College St./45th Ave. (47.00710, -122.82310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2002 | Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial |
Lacey,
WA Thurston United States |
Rainier Rd. SE/SE Balustrade Blvd. (46.98697, -122.82220) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2005 | September 2005. Horizon Pointe subdivision. |
Windsor,
CA Sonoma Co. United States |
Old Redwood Hwy/Windsor Rd (38.55271, -122.81661) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2016 | |
Windsor,
CA Sonoma Co. United States |
Old Redwood Hwy/Market St (38.54956, -122.81353) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2015 | |
Beaverton,
OR Washington United States |
SW Hart Rd./Sorrento Rd./Juniper Terr. (45.46680, -122.80880) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
Functional Class: Collector. Pedestrian ramps into circulatory roadway. | |
Lacey,
WA Thurston United States |
Pacific Ave./Lacey Blvd./Lacey St./Homann Dr. (47.03677, -122.80630) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2003 | Completed September 16, 2003. Functional Class: Arterial |
Port Townsend,
WA Jefferson Co. United States |
Discovery Rd./Rainier St./Howard St. (48.10787, -122.80624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2017 | Two-way separated bike path along east side. |
Port Townsend,
WA Jefferson United States |
SR 20 (Sims Way)/Howard St. (48.10260, -122.80500) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | April 2010. |
Pemberton,
BC Pemberton Valley Canada |
Portage Rd./Aspen Blvd. (50.32196, -122.80490) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
Near railroad crossing. | |
Wilsonville,
OR Clackamas United States |
SW Grahams Ferry Rd./SW Barber St. (45.31273, -122.80170) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways |
Other Single-Lane |
2014 | |
Port Townsend,
WA Jefferson United States |
SR 20 (Sims Way)/Thomas St. (48.10328, -122.79900) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | July 2010. |
Wilsonville,
OR Clackamas Co. United States |
SW Villebois Dr./SW Costa Cir. (45.31264, -122.79111) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2014 | Year Completed estimated (2014-2015). |
Wilsonville,
OR Clackamas United States |
SW Barber St./Costa Cir./110th Ave. (45.30843, -122.79090) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2007 | |
Wilsonville,
OR Clackamas United States |
SW Boeckman Rd./Tooze Rd. (45.31616, -122.78790) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2008 | |
Wilsonville,
OR Clackamas United States |
SW Barber St./Brown Rd. (45.30865, -122.78620) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2007 | |
Lacey,
WA Thurston United States |
Britton Pkwy. NE/Gateway Blvd. (47.06858, -122.78590) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2007 | Opened September 2007. |
Olympia,
WA Thurston Co. United States |
Marvin Rd. NE/41st Ave. NE (47.09046, -122.78075) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2014 | |
Lacey,
WA Thurston United States |
Marvin Rd./Hawks Prairie Rd. (47.08312, -122.78070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2002 | Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial |
Wilsonville,
OR Clackamas Co. United States |
SW Boeckman Rd./SW Kinsman Rd. (45.31738, -122.77993) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways |
Other Single-Lane |
2017 | |
Surrey,
BC Greater Vancouver Regional District Canada |
King George Hwy/14th St. (Ave.?) (49.02746, -122.77110) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2007 | http://www.icbc.com/road_safety/road_improve_pu/surrey.asp |
Lacey,
WA Thurston United States |
Marvin Rd./Britton Pkwy. (47.06905, -122.77090) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | Completed September 14, 2000. Functional Class: Arterial |
Lacey,
WA Thurston United States |
Vashon Dr. NE/Columbia Way NE (47.09724, -122.77000) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | Opened December 2005. |
Lacey,
WA Thurston United States |
I-5 NB Off-Ramp/Galaxy Dr./Quinault Dr. (47.06127, -122.76890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2000 | Completed November 1, 2000. |
Lacey,
WA Thurston United States |
Marvin Rd./Hawks Prairie Commercial Blvd. (47.06717, -122.76820) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | Roundabout installed, although cross street not initially constructed. Functional Class: Arterial |
Prince George,
BC Fraser-Fort George Region Canada |
Cameron St./N. Neechako Rd. (53.92848, -122.76730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Unknown |
2009 | Completed August 2009. http://www.city.pg.bc.ca/city_services/transportation/cameronstreetbridge/ |
Lacey,
WA Thurston Co. United States |
Hogum Bay Rd. NE/Willamette Dr. NE (47.06943, -122.76485) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2017 | |
Lacey,
WA Thurston United States |
SR 510 (Marvin Rd.)/Pacific Ave. (47.03941, -122.76480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2003 | Completed July 28, 2003. Functional Class: Arterial |
Surrey,
BC Greater Vancouver Regional District Canada |
King George Hwy/8th Ave. (49.01661, -122.76240) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2004 | |
Lacey,
WA Thurston United States |
Lacey Regional Athletic Center Entrance (47.04578, -122.76200) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2007 | July 2007. |
Woodland,
WA Cowlitz United States |
Dike Access Rd./Schurman Way (45.92657, -122.75960) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2012 | |
Surrey,
BC Greater Vancouver Regional District Canada |
8 Ave./Hwy 99 NB Ramps (49.01694, -122.75800) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Multilane (2 Lane) |
2005 | |
Woodland,
WA Cowlitz United States |
Dike Access Rd./I-5 SB Ramps (45.92699, -122.75780) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | December 2010. |
Seabeck,
WA Kitsap Co. United States |
Seabeck Hwy NW/NW Holly Rd. (47.60901, -122.75692) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2015 | Open October 2015. |
Woodland,
WA Cowlitz United States |
Dike Access Rd./I-5 NB Ramps (45.92774, -122.75520) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | December 2010. |
Blaine,
WA Whatcom United States |
I-5 SB Ramps/Peace Portal Dr./Marine Dr. (48.99723, -122.75250) |
Roundabout Existing |
All-Way Yield At-Grade Rail Crossing Gates (controlling approach only) |
4 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
2010 | May 2010. Roundabout is ~200 ft from railroad crossing. |
Lacey,
WA Thurston Co. United States |
Willamette Dr. NE/31st Ave. NE (47.07789, -122.75228) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2015 | Open October 2015. |
Blaine,
WA Whatcom United States |
I-5 NB Ramps/D St./2nd St. (48.99810, -122.75140) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
2010 | May 2010. |
Bremerton,
WA Kitsap United States |
Cross SKIA Connector/Harry Earl Rd. (47.50340, -122.75060) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2010 | September 2010. |
Lacey,
WA Thurston United States |
Meridian Rd./Orion Dr. (47.06890, -122.74140) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2002 | Opened October 2002. Functional Class: Collector |
Woodland,
WA Cowlitz Co. United States |
SR 503 (Lewis River Rd.)/Scott Ave. (45.91699, -122.74009) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2015 | Open September 2015. |
Woodland,
WA Cowlitz United States |
Insel Rd./Willow St. (45.92236, -122.73390) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2009 | June 2009. |
Blaine,
WA Whatcom United States |
Grandview Rd. (SR 548)/Blaine Rd./BP Refinery access (48.89202, -122.72650) |
Roundabout Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2010 | September 2010. |
Lake Oswego,
OR Clackamas United States |
SW Carman Dr./SW Meadows Rd./SW Quarry Rd. (45.41700, -122.72490) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2003 | |
Portland,
OR Multnomah Co. United States |
N Clarendon Ave (45.58974, -122.72415) |
Neighborhood Traffic Circle Existing |
Unknown None |
1 Approaches 1 Driveways |
Other Single-Lane |
||
Port Orchard,
WA Kitsap Co. United States |
SW Lake Flora Rd./JM Dickenson Rd. SW (47.46497, -122.72410) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2011 | https://pugetsoundblogs.com/roadwarrior/tag/lake-flora/ |
Portland,
OR Multnomah Co. United States |
SW 47th Dr./SW 43rd Ave. (45.49245, -122.72111) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Mini-roundabout |
2007 | Completed 4/29/2007. Painted but unraised central island. No splitter islands. |
Ridgefield,
WA Clark Co. United States |
35th Avenue/Pioneer Street (WA SR-501) (45.81557, -122.71310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2018 | |
Portland,
OR Multnomah Co. United States |
NW 27th Ave./NW Raleigh St. (45.53395, -122.70680) |
Neighborhood Traffic Circle Existing |
Unknown None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
Ridgefield,
WA Clark Co. United States |
NW 319th St./NW 31st Ave. (45.85180, -122.70607) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2017 | Part of Ilani Casino interchange project and is operational. |
Portland,
OR Multnomah Co. United States |
NW 26th Ave./NW Raleigh St. (45.53397, -122.70479) |
Neighborhood Traffic Circle Existing |
Unknown None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
Ferndale,
WA Whatcom Co. United States |
Grandview Rd./Kickerville Rd. (48.89210, -122.70435) |
Roundabout Unknown |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other Unknown |
2018 | |
Ridgefield,
WA Clark Co. United States |
NW 319th St./I-5 SB Ramps (45.85194, -122.70382) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps Unknown |
2017 | Part of Ilani Casino interchange project. |
Silverdale,
WA Kitsap United States |
NW Anderson Hill Rd./Frontier Pl. NW (47.65368, -122.70350) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways |
Other Single-Lane |
2003 | Opened September 2003. |
Ridgefield,
WA Clark United States |
SR 501 (Pioneer St.)/45th Ave. (45.81568, -122.70290) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2007 | Opened August 16, 2007. http://www.wsdot.wa.gov/News/2007/08/06_SR501Roundabouts.htm. Rural. |
Portland,
OR Multnomah United States |
NW 25th Ave./NW Quimby St. (45.53330, -122.70280) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
3 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
Portland,
OR Multnomah United States |
NW 25th Ave./NW Overton St. (45.53190, -122.70270) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
Portland,
OR Multnomah United States |
NW 25th Ave./NW Marshall St. (45.53040, -122.70270) |
Neighborhood Traffic Circle Existing |
Two-Way Stop None |
4 Approaches 0 Driveways |
Other Single-Lane |
1988 | Completed 9/30/1988. |
(unincorporated),
OR Clackamas United States |
SW Stafford Rd./SW Borland Rd. (45.37472, -122.70240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2008 | |
Surrey,
BC Greater Vancouver Regional District Canada |
188 St./68 Ave. (49.12614, -122.70170) |
Roundabout Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Single-Lane |
2007 | |
Silverdale,
WA Kitsap Co. United States |
Silverdale Way NW/Chico Way NW/NW Newberry Hill Rd. (47.63704, -122.70135) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2012 | Open September 2012. |
Ridgefield,
WA Clark Co. United States |
NW La Center Rd./I-5 NB Ramps (45.85250, -122.70110) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps Unknown |
2017 | Part of Ilani Casino interchange project. |
Surrey,
BC Greater Vancouver Regional District Canada |
190 St./68 Ave. (49.12626, -122.69620) |
Roundabout Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Single-Lane |
2007 | |
Nisqually,
WA Thurston Co. United States |
SR 510/Reservation Rd. SE (47.01099, -122.69188) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2013 | Reverse curves on west and east legs. Open November 2013. |
Ridgefield,
WA Clark United States |
SR 501/S 56th Pl. (45.81582, -122.69070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2012 | |
Lake Oswego,
OR Clackamas United States |
SW Stafford Rd./SW Rosemont Rd. (45.39300, -122.69020) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | |
Pitt Meadows,
BC Greater Vancouver Canada |
Airport Way/Harris Rd. (49.20811, -122.68974) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2009 | |
Nisqually,
WA Thurston Co. United States |
SR 510/Yelm Hwy SE (47.00928, -122.68839) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2013 | Right-turn bypass lane on southwest leg. Open December 2013. |
Surrey,
BC Greater Vancouver Canada |
68 Ave./194 St. (49.12637, -122.68530) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2010 | Year Completed estimated (2009-2011 - Streetview). |
Ridgefield,
WA Clark United States |
SR 501/S 65th Ave. (45.81600, -122.68230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2012 | |
Pitt Meadows,
BC Greater Vancouver Canada |
Airport Way/Bonson Rd. (49.20840, -122.67837) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2009 | |
Portland,
OR Multnomah United States |
SW Terwilliger Blvd./SW Palater Rd. (45.45290, -122.67660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2002 | Roundabout replaces existing Y-intersection, adds fourth leg to serve college law school. Includes driveway into roundabout serving two homes. First roundabout under City of Portland jurisdiction. |
Vancouver,
WA Clark United States |
W. 6th St./Esther St. (45.62572, -122.67610) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | Opened June 2005. |
Oak Harbor,
WA Island Co. United States |
Ault Field Rd./Heller Rd./Clover Valley Rd. (48.32575, -122.67444) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other Single-Lane |
2018 | Previous control type: One-way Yield. |