Roundabouts Database

15599 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
Hamilton, Waikato
Hamilton
New Zealand 		Wairere Dr. / Hukanui Rd.
(-37.74423, 175.27459) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Wairere Dr. / Resolution Dr.
(-37.73949, 175.26182) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		River Rd. / Endeavour Ave. / (parking)
(-37.73869, 175.25383) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Resolution Dr. / Thomas Rd.
(-37.73191, 175.25944) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Thomas Rd. / Barrington Dr.
(-37.73200, 175.28535) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		St. James Dr. / Wiltshire Dr. / Haswell Pl.
(-37.73276, 175.28509) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Maui St. / McKee St.
(-37.72709, 175.22005) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Te Kowhai, Waikato
Waikato
New Zealand 		Koura Dr. (SH 39) / Te Kowhai Rd. / Burbush Rd.
(-37.74053, 175.20568) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Te Rapa Rd. / Te Kowhai Rd. / Church Rd.
(-37.74320, 175.22887) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Ruakura Rd. / Knighton Rd.
(-37.78177, 175.31565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Ruakura Rd. / Silverdale Rd.
(-37.78088, 175.31926) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Wairakei, Waikato
Taupo
New Zealand 		SH 1 / SH 5 / Wairakei Dr.
(-38.62340, 176.09969) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Te Awamutu, Waikato
Waipa
New Zealand 		SH 3 (Ohaupo Rd.-Albert Park Dr.) / Arawata St. / Cambridge Rd.
(-38.00749, 175.32988) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Cambridge, Waikato
Waipa
New Zealand 		Victoria St. / Duke St. / Empire St.
(-37.89490, 175.46996) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Tirau, Waikato
South Waikato
New Zealand 		SH 1 / SH 5 / (unknown)
(-37.98530, 175.76709) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Turangi, Waikato
Taupo
New Zealand 		Te Rangitautahanga Rd. / Pihanga Rd.
(-38.98937, 175.80966) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Turangi, Waikato
Taupo
New Zealand 		Te Rangitautahanga Rd. / Ohuanga Rd. / (parking)
(-38.99008, 175.80816) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Te Rapa Rd. / Sunshine Ave. / Bryant Rd.
(-37.75776, 175.24610) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Ohinewai, Waikato
Waikato
New Zealand 		Tahuna Rd. / SH 1 (Waikato Expressway) NB Ramps
(-37.48962, 175.15954) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Ohinewai, Waikato
Waikato
New Zealand 		Tahuna Rd. / Lumsden Rd.
(-37.48959, 175.16336) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Taupo, Waikato
Taupo
New Zealand 		Tongariro St. / Spa Rd.
(-38.68433, 176.07046) 		Roundabout
Existing 		All-Way Yield
Other 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Eureka, Waikato
Waikato
New Zealand 		SH 26 / Ruakura Rd. / Lissette Rd.
(-37.78294, 175.35140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Unknown
Hamilton, Waikato
Hamilton
New Zealand 		SH 7 (Peachgrove Rd.) / SH 9 (Boundary Rd. - Fifth Ave.) / Brooklyn Rd.
(-37.77267, 175.29353) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		SH 1 (Cobham Dr.) / Galloway St. / (unknown)
(-37.80214, 175.30525) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Raglan, Waikato
Waikato
New Zealand 		Wainui Rd. / Bankart St.
(-37.80088, 174.86882) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Raglan, Waikato
Waikato
New Zealand 		Bow St. / Bankart St. / James St.
(-37.80057, 174.87100) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Leamington, Waikato
Waipa
New Zealand 		Shakespeare St. / Cook St.
(-37.90074, 175.47788) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Leamington, Waikato
Waipa
New Zealand 		Pope Terrace / Victoria St. / Cook St.
(-37.90002, 175.47433) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Cambridge, Waikato
Waipa
New Zealand 		Victoria St. / Hamilton Rd.
(-37.88920, 175.46639) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Cambridge, Waikato
Waipa
New Zealand 		Queen St. / Victoria St.
(-37.89164, 175.46745) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Cambridge, Waikato
Waipa
New Zealand 		Victoria St. / Alpha St. / Lake St.
(-37.89333, 175.46847) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Putaruru, Waikato
South Waikato
New Zealand 		SH 1 (Tirau St. - Taupo St.) / Main St. / Kensington St.
(-38.05053, 175.78027) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Putaruru, Waikato
South Waikato
New Zealand 		Princes St. / Main St. / Overdale St.
(-38.05139, 175.77891) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Tristram St. / Collingwood St.
(-37.79096, 175.27956) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Maeroa Rd. / Rimu St.
(-37.78057, 175.25845) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Boundary Rd. / Heaphy Terrace
(-37.77469, 175.28473) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Tamahere, Waikato
Waikato
New Zealand 		SH 21 (Airport Rd.) / Tamahere Dr. / SH 1 (Cambridge Rd.) NB Ramps
(-37.82872, 175.35728) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Tamahere, Waikato
Waikato
New Zealand 		Tauwhare Rd. / SH 1 (Cambridge Rd.) SB Ramps
(-37.82784, 175.35793) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Ohaupo, Waikato
Waipa
New Zealand 		SH 3 (Ohaupo Rd.) / SH 21 (Airport Rd.) / Ingram Rd.
(-37.87696, 175.32368) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Grey St. / Te Aroha St.
(-37.78265, 175.28945) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		SH 23 (Whatawhata Rd. - Massey St.) / Dinsdale Rd. / Tuhikaramea Rd. / Killarney Rd.
(-37.79477, 175.24784) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		SH 1 (Mangaharakeke Dr.) / Avalon Dr. / Crawford St.
(-37.76929, 175.23978) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane) 		Pedestrian undercrossing under circulatory roadway.
Hamilton, Waikato
Hamilton
New Zealand 		Borman Rd. / Hare Puke Dr.
(-37.72003, 175.24095) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Barrington Dr. / Somerton Dr.
(-37.72891, 175.28412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Taupiri, Waikato
Waikato
New Zealand 		SH 18 (Gordonton Rd.) / SH 1 (Waikato Expressway) NB Ramps / (parking)
(-37.62188, 175.20426) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Taupiri, Waikato
Waikato
New Zealand 		SH 18 (Gordonton Rd.) / SH 1 (Waikato Expressway) SB Ramps
(-37.62171, 175.20678) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane
Morrinsville, Waikato
Matamata-Piako
New Zealand 		SH 26 (Allen St.) / Studholme St.
(-37.65926, 175.52912) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Morrinsville, Waikato
Matamata-Piako
New Zealand 		Thames St. / Studholme St.
(-37.65814, 175.52814) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Matamata, Waikato
Matamata-Piako
New Zealand 		SH 24 (Broadway) / SH 27 (Waharoa Rd. W - Firth St.) / Peria Rd.
(-37.80851, 175.77070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Left-turn-only lane on east leg.
Matamata, Waikato
Matamata-Piako
New Zealand 		SH 24 (Broadway - Mangawhero Rd.) / Burwood Rd. / Tower Rd.
(-37.81308, 175.78169) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Cobham Dr. / Anzac Parade / Anglesea St.
(-37.79378, 175.28569) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Cobham Dr. / Tristram St.
(-37.79483, 175.28455) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Tristram St. / Pembroke St. / Thackeray St.
(-37.79244, 175.28146) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Norton Rd. / Seddon Rd. / Rostrevor St. / King St.
(-37.78518, 175.27146) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Hamilton, Waikato
Hamilton
New Zealand 		Lincoln St. / Mangaharakeke Dr. / Rifle Range Rd. / Norton Rd.
(-37.78270, 175.25278) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Horotiu, Waikato
Waikato
New Zealand 		Great South Rd. / SH 1 NB Ramps
(-37.70769, 175.20634) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		Raindrop shaped.
Horotiu, Waikato
Waikato
New Zealand 		Great South Rd. / Te Rapa Rd. / SH 1 SB Ramps
(-37.70791, 175.20825) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		Raindrop shaped.
Hamilton, Waikato
Hamilton
New Zealand 		Borman Rd. / Resolution Dr.
(-37.72303, 175.25405) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Wairere Dr. / Fifth Ave.
(-37.76874, 175.30183) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Puketaha, Waikato
Waikato
New Zealand 		Pardoa Blvd. / SH 1 NB Ramps
(-37.74744, 175.30646) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
Puketaha, Waikato
Waikato
New Zealand 		Pardoa Blvd. SH 1 SB Ramps
(-37.74665, 175.30800) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Cambridge Rd. / Morrinsville Rd.
(-37.80102, 175.32264) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
Hamilton, Waikato
Hamilton
New Zealand 		Cambridge Rd. / Cobham Dr.
(-37.80087, 175.31914) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane)
Seattle, WA
King Co.
United States 		N 100th St. / Linden Ave. N
(47.70145, -122.34735) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Lynnwood, WA
Snohomish Co.
United States 		36th Ave. W / 172nd St. SW
(47.84292, -122.28183) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2019-2020).
Lynnwood, WA
Snohomish Co.
United States 		6th Ave. W / 7th Pl. W
(47.84259, -122.24328) 		Traffic Calming Circle
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Unknown
Single-Lane 		2014
Marysville, WA
Snohomish Co.
United States 		SR 9 / 108th St NE
(48.09180, -122.11180) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2020 Year Completed estimated (2018-2020).
Eastgate, WA
King Co.
United States 		SE Newport Way / 164th Ave. SE
(47.57236, -122.12142) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.5072 		Other (At-Grade)
Mini-roundabout 		2019 https://dev.bellevuewa.gov/sites/default/files/media/pdf_document/levy-164th-SE-newport-way-roundabout-mailer-2018.pdf
Bellevue, WA
King Co.
United States 		SE 46th Way / 157th Ave. SE
(47.56285, -122.13218) 		Traffic Calming Circle
Existing 		Two-Way Stop
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
(unincorporated), WA
Spokane Co.
United States 		Aero Rd. / Medical Lake Rd. / I-90 EB Ramps / Spokane Transit Center
(47.59081, -117.56327) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane) 		2020 Fifth leg is entry/exit for Spokane Transit Center buses only. Opened week of 10/19/2020.
Kent, WA
King Co.
United States 		Willis St. / 4th Ave.
(47.37808, -122.23747) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		2020 https://www.kentwa.gov/Home/Components/FacilityDirectory/FacilityDirectory/1660/568
Olympia, WA
Thurston Co.
United States 		SR 510 / Meridian Rd. SE
(47.01799, -122.72703) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2019 https://wsdot.wa.gov/projects/sr510/meridian-rd-roundabout/home
Walla Walla, WA
Walla Walla Co.
United States 		W Tietan St. / S 3rd Ave.
(46.04938, -118.33563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Mini-roundabout 		2019 https://www.wallawallawa.gov/Home/Components/News/News/417/3863?selcat=38&npage=2&arch=1
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
North Auburn, WA
King Co.
United States 		K St. SE / 2nd St. SE
(47.30617, -122.21619) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
East Wenatchee, WA
Douglas Co.
United States 		3rd St. SE / Highline Dr.
(47.40034, -120.28173) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020 https://www.ncwlife.com/east-wenatchee-roundabout-near-costco-is-open-well-ahead-of-schedule/
Edmonds, WA
Snohomish Co.
United States 		Main St. / 5th Ave.
(47.81061, -122.37753) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Water fountain in the middle.
Greenacres, WA
Spokane Co.
United States 		N Barker Rd. / I-90 EB Ramps
(47.66457, -117.15376) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 Open September 4, 2020.
Greenacres, WA
Spokane Co.
United States 		N Barker Rd. / I-90 WB Ramps / E Cataldo Ave.
(47.66736, -117.15377) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4904 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 ICD ranges from approx 112 to approx 123 feet. Open 8/25/2020.
Moses Lake, WA
Grant Co.
United States 		S Balsam St. / E 4th Ave.
(47.13056, -119.27474) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012).
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)
Mini-roundabout 		2015 Bicycle trail to bicycle trail only roundabout.
Tumwater, WA
Thurston Co.
United States 		Israel Rd. SW / Tyee Dr. SW
(46.98552, -122.92855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2017 Right-turn-only lane on north leg. South leg stubbed. Year Completed estimated (2016-2017).
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).
Woodinville, WA
King Co.
United States 		NE 171st St. / 131st Ave. NE / (parking)
(47.75074, -122.16148) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Woodinville, WA
King Co.
United States 		NE 171st St. / 135th Ave. NE
(47.75063, -122.15921) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
Redmond, WA
King Co.
United States 		Redmond Ridge Dr. NE / NE Cedar Park Crest
(47.68578, -122.03278) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012).
Maple Valley, WA
King Co.
United States 		SE 240th Blvd. / 228th Ave. SE
(47.38734, -122.03723) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2018 Southwest leg stubbed. Year Completed estimated (2017-2018).
Maple Valley, WA
King Co.
United States 		228th Ave. SE / SE 275th Pl. / SE Bear Blvd.
(47.35485, -122.03766) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2017).
Port Orchard, WA
Kitsap Co.
United States 		Tremont St. W / Pottery Ave.
(47.52537, -122.65229) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane) 		2019 https://www.youtube.com/watch?v=PctOoSym9oE
Ephrata, WA
Grant Co.
United States 		SR 282 / Dodson Rd. / A St. SE
(47.30659, -119.55504) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2019 Lane line extensions over exits. http://www.ifiberone.com/columbia_basin/ephrata-roundabout-drastically-reduces-collisions-17-months-after-its-completion/article_e3201c6e-0818-11eb-9a93-572d8357bf49.html
Richland, WA
WA Co.
United States 		Oahu St. / Sequoia Ave.
(46.23073, -119.28302) 		Traffic Calming Circle
Existing 		Other
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		Two-way yield.
Richland, WA
WA Co.
United States 		Oahu St. / Citrus Ave.
(46.23068, -119.27965) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Wenatchee, WA
Chelan Co.
United States 		S Western Ave. / Cherry St.
(47.41556, -120.34606) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
114.7606 		Other (At-Grade)
Mini-roundabout 		2017 https://www.wenatcheeworld.com/news/local/western-and-cherry-roundabout-set-to-open/article_bad76724-a124-5e7c-ab09-dcfb897a2676.html ICD estimated from Google Maps linework.
Wenatchee, WA
Chelan Co.
United States 		N Western Ave. / Springwater Ave.
(47.43706, -120.34620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Mini-roundabout 		2018 https://www.wenatcheeworld.com/news/local/wenatchee-moves-forward-with-mini-roundabout/article_7f3a17d4-e6b6-5cff-8041-8825b741f221.html
Grand Mound, WA
Thurston Co.
United States 		Old Highway 99 SW/ 198th Ave. SW
(46.80065, -123.01220) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019
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
Emerson-Garfield, WA
Spokane Co.
United States 		W Montgomery Ave. / N Cedar St.
(47.67858, -117.43245) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Emerson-Garfield, WA
Spokane Co.
United States 		W Montgomery Ave. / N Madison Ave.
(47.67856, -117.42821) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Five Mile Prairie, WA
Spokane Co.
United States 		N Five Mile Rd. / W Strong Rd.
(47.73709, -117.45373) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2019-2020).
Seattle, WA
King Co.
United States 		8th Ave. SW / SW 108th St.
(47.50659, -122.34466) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Mini-roundabout 		2018 http://whitecenternow.com/2018/10/16/road-work-alert-mini-roundabout-construction-to-start-at-8th-108th/