|
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 |
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 |
Barrows Rd./Roshak Rd. (45.42691, -122.84480) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways |
Other Single-Lane |
2008 | Previously controlled by two-way stop |
|
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./155th Ave./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. Functional Class: Collector | |
|
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. Previously controlled by one-way stop Functional Class: Collector |
|
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 |
Carman Dr./Meadows Rd./Quarry Rd. (45.41700, -122.72490) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2003 | Functional Class: Collector |