29372 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
Hillsboro, OR
Washington Co.
United States
SE Century Blvd. / SE Kinnaman St.
(45.48857, -122.91262)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.2920
Other (At-Grade)
Single-Lane
2024
Olympia, WA
Thurston Co.
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
38.2512
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Opened March 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Tumwater, WA
Thurston Co.
United States
6th Ave. SW / I-5 NB Ramps
(46.99904, -122.91042)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max)
2024 Yield-controlled right-turn bypass lane with low entry angle on north leg. Left-turn-only lane on south leg. https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/
Tumwater, WA
Thurston Co.
United States
Trosper Rd. SW / 6th Ave. SW
(46.99984, -122.91042)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2024 https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/
Tumwater, WA
Thurston Co.
United States
Capitol Blvd. SW / Trosper Rd. SE
(46.99995, -122.90887)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2024 https://www.facebook.com/cityoftumwater/videos/roundabouts/851059580420485/
Medford, OR
Jackson Co.
United States
OR 238 (Rossanley Dr.) / Cheshire Way / (unknown)
(42.34081, -122.90492)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2023 Tactile directional indicators across bicycle ramps.
Burnaby, BC
Greater Vancouver Regional District
Canada
East Campus Rd. / University Dr. E
(49.27628, -122.90450)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.0000
Other (At-Grade)
Single-Lane
2003 On the Simon Fraser University campus. Year Completed estimated (2002-2004).
Olympia, WA
Thurston Co.
United States
Capitol Way N / Market St. NE / Corky Ave. NW / (parking)
(47.05005, -122.90244)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
1995 Painted splitter islands. 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
21.0911
Other (At-Grade)
Unknown
2005 ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States
Jefferson St SE / 14th Ave. SE
(47.03555, -122.89581)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2010 Double-left turn from north leg; double-right turn from south leg. October 2010.
Woodburn, OR
Marion Co.
United States
OR 219 / Butteville Rd.
(45.15079, -122.89405)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2023 Yield-controlled right-turn bypass lane on west leg. South leg realigned with roundabout. Serves large warehouse.
Olympia, WA
Thurston Co.
United States
14th Ave. SE / E Bay Dr. / Henderson Blvd. SE
(47.02971, -122.89140)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
33.3772
Other (At-Grade)
Single-Lane
2005 Opened July 2005. Southbound right turn bypass lane. ICD estimated from Google Maps linework.
Medford, OR
Jackson Co.
United States
N Cottage St. / Ohio St.
(42.34260, -122.88285)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.1932
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2012). West leg religned to southwest 2016-2017. ICD estimated from Google Maps linework. 21442
Olympia, WA
Thurston Co.
United States
Eskridge Blvd. SE / Henderson Blvd. SE
(47.02326, -122.87856)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020 https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267?
Olympia, WA
Thurston Co.
United States
Henderson Blvd. SE / Carlyon Ave. SE
(47.01989, -122.87768)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-lane w/ Traversable Central Island
2020 https://thejoltnews.com/stories/city-transportation-engineering-supervisor-explains-henderson-roundabout,267?
Kelso, WA
Cowlitz Co.
United States
SR 432 / Old Hwy 99 / I-5 NB Ramps / Kelso Dr.
(46.10491, -122.87586)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Freeway Ramps (Grade-Separated)
Single-Lane
2015 Open August 2015. Elliptical shape. ICD = approximately 110 ft x 100 ft.
Surrey, BC
Greater Vancouver
Canada
125A St. / Station Rd.
(49.10068, -122.87456)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
25.0000
Other (At-Grade)
Single-Lane
2015
Olympia, WA
Thurston Co.
United States
Yelm Hwy SE / Brassfield Rd. SE
(47.00372, -122.87309)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
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
40.7641
Other (At-Grade)
Single-Lane
2013 ICD estimated from Google Maps linework.
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
36.3981
Other (At-Grade)
Single-Lane
2018 At-grade railroad crossing through central island. ICD estimated from Google Maps linework.
Medford, OR
Jackson Co.
United States
E Main St. / E 8th St.
(42.32781, -122.86861)
Other
Existing
Uncontrolled
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Bicycle-only circular intersection.
Sherwood, OR
Washington Co.
United States
SW Elwert Rd. / SW Kruger Rd. / Cedar Ln.
(45.35477, -122.86786)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 Intersection of Kruger/Elwert was moved north a few hundred feet. That intersection was previously a two-way stop.
Olympia, WA
Thurston Co.
United States
Yelm Hwy SE / Boulevard Rd. SE
(47.00397, -122.86540)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
3 Approaches
1 Driveways
45.7200
Other (At-Grade)
Multilane (2 Lane, unspecified)
2011 May 2011. Right-turn-only lane on north leg. Located about 1000 feet from Centennial Elementary School and serves as a walking and school bus route.
Olympia, WA
Thurston Co.
United States
Boulevard Rd. SE / Log Cabin Rd. SE
(47.01433, -122.86520)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.0870
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Opened November 2009. Left-turn only lanes on north and south legs with spiralling. ICD estimated from Google Maps linework.
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
38.2699
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
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
97.6905
Other (At-Grade)
Single-Lane
2014 Right-turn-only lane on west leg. Elliptical shape. Open October 2014. ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States
Meinecke Pkwy. / Cedar Brook Way
(45.36180, -122.85870)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.0842
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
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
39.3785
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States
SW Meinecke Pkwy / SW Dewey Dr.
(45.35897, -122.85650)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
31.8900
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
Kalama, WA
Cowlitz Co.
United States
Kalama River Rd. / Old Hwy 99
(46.04277, -122.85420)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2020 Year Completed estimated (2018-2021).
Coquitlam, BC
Greater Vancouver
Canada
Woolridge St. / (parking lot)
(49.23188, -122.85288)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.8561
Other (At-Grade)
Single-Lane
2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Medford, OR
Jackson Co.
United States
Highland Dr. / Siskiyou Blvd.
(42.32110, -122.84986)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.6720
Other (At-Grade)
Single-Lane
2006 Elliptical shaped. ICD = 140 ft x 125 ft. Fire station on south leg.
Olympia, WA
Thurston Co.
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
35.8175
Other (At-Grade)
Single-Lane
2010 Opened October 2010. ICD estimated from Google Maps linework.
River Terrace, OR
Washington Co.
United States
SW River Terrace Blvd. / SW Appledale Rd.
(45.42317, -122.84929)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2018
Tigard, OR
Washington Co.
United States
SW Bull Mountain Rd. / SW River Terrace Blvd.
(45.41486, -122.84922)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.7271
Other (At-Grade)
Single-Lane
2018 ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States
18th Ave. SE / Fones Rd. SE
(47.03250, -122.84697)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2010 Double-right turn on north leg. October 2010.
Medford, OR
Jackson Co.
United States
Springbrook Rd. / Cedar Links Dr.
(42.35287, -122.84582)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 https://www.medfordoregon.gov/News-Articles/Springbrook-Road-Improvement-Project
Tigard, OR
Washington Co.
United States
SW Barrows Rd. / SW Roshak Rd. / (parking lot)
(45.42692, -122.84486)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.4989
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
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
29.5960
Other (At-Grade)
Single-Lane
2003 http://www.minnowlake.ca/Roundabouts_in_Canada_2013%20(1).pdf ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States
Chehalis Western Trl. / Woodland Trl.
(47.03914, -122.83937)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
15.2400
Other (At-Grade)
Single-lane w/ Traversable Central Island
2015 Bicycle trail to bicycle trail only roundabout.
Sherwood, OR
Washington Co.
United States
SW Oregon St. / SW 1st St. / SW Ash St.
(45.35781, -122.83924)
Other
Existing
Uncontrolled
Unknown
4 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-Lane
Beaverton, OR
Washington Co.
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
37.7099
Other (At-Grade)
Single-Lane
Characteristics of a roundabout, but yield signs replaced with stop signs in 1998. ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States
Langer Farms Pkwy. / Century Dr.
(45.36454, -122.83630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
50.3477
Other (At-Grade)
Multilane (2 Lane, unspecified)
2011 Opened November 2011 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Pacific Ave. / Golf Club Rd. / Lacey Blvd.
(47.03786, -122.82860)
Roundabout
Existing
All-Way Yield
None
6 Approaches
0 Driveways
61.8604
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States
SW Oregon St. / SW Murdock Rd.
(45.36060, -122.82520)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
49.5120
Other (At-Grade)
Single-Lane
2002 Completed November 2002. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
22nd Ave. SE / College St. SE
(47.02744, -122.82321)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 https://www.theolympian.com/news/local/article245417580.html
Lacey, WA
Thurston Co.
United States
College St. / 45th Ave.
(47.00710, -122.82310)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.0923
Other (At-Grade)
Multilane (2 Lane, unspecified)
2002 Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Rainier Rd. SE / SE Balustrade Blvd.
(46.98697, -122.82220)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2005 September 2005. Horizon Pointe subdivision. Serves as primary access to Horizon Pointe Elementary School.
White City, OR
Jackson Co.
United States
OR 140 / Atlantic Ave. / Foothill Rd.
(42.42259, -122.81859)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 https://content.govdelivery.com/accounts/ORDOT/bulletins/2a5a500
Surrey, BC
Greater Vancouver
Canada
20 Ave. / Rotary Way / (parking lot)
(49.03845, -122.81781)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9690
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Parkside Dr. SE / 53rd St. SE
(47.00040, -122.81703)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2008 Year Completed estimated (2006-2009).
Windsor, CA
Sonoma Co.
United States
Windsor River Rd. / Windsor Rd.
(38.54725, -122.81687)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling all approaches)
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2022 Rail line through central island.
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
31.7562
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
King City, OR
Washington Co.
United States
SW Fischer Rd. / SW 136th Ave.
(45.39676, -122.81642)
Other
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
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
34.5598
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Beaverton, OR
Washington Co.
United States
SW Hart Rd. / Sorrento Rd. / Juniper Terr.
(45.46680, -122.80880)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1283
Other (At-Grade)
Single-Lane
Functional Class: Collector. Pedestrian ramps into circulatory roadway. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr.
(47.03677, -122.80630)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
53.7220
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
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
37.4820
Other (At-Grade)
Single-Lane
2017 Two-way separated bike path along east side. ICD estimated from Google Maps linework.
Pemberton, BC
Pemberton Valley
Canada
Portage Rd. / Aspen Blvd.
(50.32201, -122.80508)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
3 Approaches
0 Driveways
35.0000
Other (At-Grade)
Single-Lane
Port Townsend, WA
Jefferson Co.
United States
SR 20 (Sims Way) / Howard St. / Evans Vista
(48.10260, -122.80500)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
2010 April 2010.
Belfair, WA
Mason Co.
United States
SR 3 / Log Yard Rd.
(47.46778, -122.80455)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2020 Central island truck apron and external truck aprons for long trucks making turns. Year Completed estimated (2018-2021).
Wilsonville, OR
Clackamas Co.
United States
SW Alta Ln. / SW Alta Ct.
(45.30418, -122.80186)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Wilsonville, OR
Clackamas Co.
United States
SW Grahams Ferry Rd. / SW Barber St.
(45.31273, -122.80170)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
26.0368
Other (At-Grade)
Single-Lane
2014 ICD estimated from Google Maps linework.
Port Townsend, WA
Jefferson Co.
United States
SR 20 (Sims Way) / Thomas St.
(48.10333, -122.79891)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
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
44.5145
Other (At-Grade)
Single-Lane
2014 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States
SW Barber St. / Costa Cir. / 110th Ave.
(45.30843, -122.79090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.1580
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada
156 St. / 82 Ave.
(49.15186, -122.79010)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.0913
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada
108 Ave. / 156 St.
(49.19885, -122.78978)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.0000
Other (At-Grade)
Single-Lane
2016 Year Completed estimated (2015-2016).
Wilsonville, OR
Clackamas Co.
United States
SW Boeckman Rd. / Tooze Rd.
(45.31616, -122.78790)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.3126
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States
SW Carinthia Circle
(45.31150, -122.78783)
Other
Existing
Unknown
Unknown
5 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Wilsonville, OR
Clackamas Co.
United States
SW Barber St. / Brown Rd.
(45.30865, -122.78620)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
40.3179
Other (At-Grade)
Single-Lane
2007 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Britton Pkwy. NE / Gateway Blvd.
(47.06858, -122.78590)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
42.3012
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Opened September 2007. ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada
108 Ave. / 158 St. / 157A St.
(49.19886, -122.78424)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.0000
Other (At-Grade)
Single-Lane
2006 Year Completed estimated (2006-2007).
Olympia, WA
Thurston Co.
United States
Marvin Rd. NE / 41st Ave. NE
(47.09046, -122.78075)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2014
Lacey, WA
Thurston Co.
United States
Marvin Rd. / Hawks Prairie Rd.
(47.08312, -122.78070)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.6509
Other (At-Grade)
Single-Lane
2002 Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
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
41.1515
Other (At-Grade)
Single-Lane
2017 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Mullen Rd. SE / Carpenter Rd. SE
(47.00464, -122.77990)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Other (At-Grade)
Single-Lane
2021 Year Completed estimated (2021-2022).
Surrey, BC
Greater Vancouver
Canada
160 St. / 82 Ave.
(49.15184, -122.77886)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
17.1855
Other (At-Grade)
Single-Lane
2014 ICD estimated from Google Maps linework.
Tualatin, OR
Washington Co.
United States
(unknown)
(45.35135, -122.77261)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Beaverton, OR
Washington Co.
United States
SW 92nd Ave. / SW Allen Blvd.
(45.47149, -122.77200)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
3 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2022 RRFB at shared-use crossing on south leg serving Fanno Creek Trail. https://www.beavertonoregon.gov/718/CIP-3112---Allen-Blvd92nd-Ave-Shared-Use?contentId=2643d655-60c2-481d-bf75-2f33d242b523
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
29.7585
Other (At-Grade)
Single-Lane
2007 http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Marvin Rd. / Britton Pkwy.
(47.06905, -122.77090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.3682
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Port Townsend, WA
Jefferson Co.
United States
SR 20 / Kearney St.
(48.11000, -122.77066)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
2023
Lacey, WA
Thurston Co.
United States
Vashon Dr. NE / Columbia Way NE
(47.09724, -122.77000)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
26.0175
Other (At-Grade)
Single-Lane
2005 Opened December 2005. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
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
32.5438
Other (At-Grade)
Single-Lane
2000 Completed November 1, 2000. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Marvin Rd. NE / Main St. NE
(47.06709, -122.76828)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
48.7680
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 Roundabout installed, although cross street not initially constructed.
Prince George, BC
Fraser-Fort George Region
Canada
Cameron St. / N. Neechako Rd.
(53.92850, -122.76743)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.0000
Other (At-Grade)
Single-Lane
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
39.8601
Other (At-Grade)
Multilane (2 Lane, unspecified)
2017 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
SR 510 (Marvin Rd.) / Pacific Ave.
(47.03941, -122.76480)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.5572
Other (At-Grade)
Multilane (2 Lane, unspecified)
2003 Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver
Canada
25 Ave. / 166 St.
(49.04745, -122.76265)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.0000
Other (At-Grade)
Single-Lane
2022
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
34.4647
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
(unknown) / (unknown)
(47.04571, -122.76216)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2007 Serves Lacey Regional Athletic Center. July 2007.
Woodland, WA
Cowlitz Co.
United States
Dike Access Rd. / Schurman Way / (parking)
(45.92664, -122.75957)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.6240
Other (At-Grade)
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
34.4645
Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified)
2005 ICD estimated from Google Maps linework.
Woodland, WA
Cowlitz Co.
United States
Dike Access Rd. / I-5 SB Ramps
(45.92699, -122.75780)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
42.6720
Freeway Ramps (Grade-Separated)
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 (At-Grade)
Single-Lane
2015 Open October 2015.
Woodland, WA
Cowlitz Co.
United States
Dike Access Rd. / I-5 NB Ramps
(45.92780, -122.75522)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
42.6720
Freeway Ramps (Grade-Separated)
Single-Lane
2010 Raindrop shaped. December 2010.
Olympia, WA
Thurston Co.
United States
Marvin Rd. SE / Lake Forest Dr. SE / Oakwood St. SE
(47.01411, -122.75428)
Roundabout
Existing
All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB)
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019
Blaine, WA
Whatcom Co.
United States
I-5 SB Ramps / Peace Portal Dr. / Marine Dr.
(48.99723, -122.75250)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only)
4 Approaches
0 Driveways
26.6422
Freeway Ramps (Grade-Separated)
Single-Lane
2010 May 2010. Roundabout is ~200 ft from railroad crossing. ICD estimated from Google Maps linework.
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
43.9205
Other (At-Grade)
Multilane (2 Lane, unspecified)
2015 Open October 2015. ICD estimated from Google Maps linework.