|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Bamber Bridge,
England Lancashire United Kingdom |
Bamber Bridge Interchange: A6 (Lostock Ln. - Church Rd.) / M6 Ramps (53.71899, -2.65684) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Murdishaw,
England Halton United Kingdom |
Southern Expressway Roundabout: A533 (Southern Expressway / Chester Rd.) / Murdishaw Ave. (53.31451, -2.67167) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Oval shaped. | |
|
Beechwood,
England Halton United Kingdom |
Clifton Roundabout: A557 (Rocksavage Expressway) / M56 WB Ramps / Clifton Rd. (53.30998, -2.70091) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Doonan,
QLD Sunshine Coast Australia |
SH 70 (Emu Mountain Rd.) / Walter Hay Dr. / Eumarella Rd. (-26.44340, 153.03446) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Doonan,
QLD Australia |
Emu Mountain Rd. / Eumundi Noosa Rd. (-26.44207, 153.02431) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Eumundi,
QLD Sunshine Coast Australia |
SH12 (Eumundi Noosa Rd. ) / M1 (Bruce Hwy.) NB Exit Ramp / Eumundi Kenilworth Rd. / Bunya Rd. (-26.48739, 152.94596) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Glasgow,
Scotland East Dunbartonshire United Kingdom |
A806 (Initiative Rd.) / B819 (Lindsaybeg Rd.) (55.92011, -4.13471) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Glasgow,
Scotland North Lanarkshire United Kingdom |
Craiglinn Roundabout: B802 (Westfield Rd.) / B8048 / Ardgoil Dr. (55.94505, -4.03057) |
Signalized Roundabout/Circle Existing |
Signal None |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Stirling,
Scotland Stirling United Kingdom |
Bannockburn Interchange: M9 Ramps / A872 / A91 (56.07740, -3.91973) |
Rotary Existing |
All-Way Yield None |
6 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Keir,
Scotland Stirling United Kingdom |
Keir Roundabout: M9 / A9 / B824 / Stirling Rd. (56.17025, -3.97029) |
Rotary Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
South Ruislip,
England Greater London United Kingdom |
Polish War Memorial: A40 (Western Ave.) Ramps / A4180 (West End Rd.) (51.54826, -0.39929) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Moss Bridge,
England Blackburn With Darwen United Kingdom |
Earcroft Interchange: M65 Ramps / A666 (Earcroft Way) / /Paul Rink Way / Mary Leaver Way (53.71651, -2.47915) |
Signalized Roundabout/Circle Existing |
Signal Unknown |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Guide,
England Blackburn With Darwen United Kingdom |
Guide Interchange: M65 Ramps / A6077 (Haslingden Rd.) / B6232 (Haslingden Rd.) (53.72526, -2.44594) |
Signalized Roundabout/Circle Existing |
Signal None |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
|
Green,
OH Summit Co. United States |
Massillon Rd. / Thorn Dr. / Corporate Woods Cir. (40.96083, -81.46530) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.cityofgreen.org/CivicAlerts.aspx?AID=383&ARC=713 |
|
Sherbrooke,
QC Sherbrooke Canada |
Rue Terrill / Rue des Grandes-Fourches N (45.40783, -71.89476) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | Previous control type was a grade-separated interchange. https://www.sherbrookerecord.com/new-grandes-fourches-bridge-opens-in-sherbrooke/ |
|
Karlshamn,
Blekinge County Karlshamns kommun Sweden |
Jannebergsvägen / E22 WB Ramps / Nyemöllevägen / Strömmavägen (56.18932, 14.84661) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | Concentric striped circulatory roadway. Completed in 2008 or earlier. |
|
Karlskrona,
Blekinge County Karlskrona kommun Sweden |
Ronnebyvägen / Lyckebyvägen (56.19572, 15.61253) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | Completed in 2008 or earlier. |
|
Karlskrona,
Blekinge County Karlskrona kommun Sweden |
Ubåtsrondellen: Rte 28 / Lyckebyvägen (56.20337, 15.63958) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 68.5800 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2008 | Concentric striped circulatory roadway. Completed in 2008 or earlier. |
|
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/ |
|
Rathdrum,
ID Kootenai Co. United States |
N Meyer Rd. / W Boekel Rd. (47.80285, -116.87229) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | |
|
Kirkland,
WA King Co. United States |
NE 132nd St. / 116th Way NE / I-405 SB Exit Ramp / 114th Pl. NE (47.71843, -122.18834) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
5 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2024 | https://wsdot.wa.gov/construction-planning/search-projects/i-405northeast-132nd-street-interchange-project |
|
Crown Point,
IN Lake Co. United States |
US 231 / Saint Francis Dr. (41.38987, -87.31972) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | Roundabout serves hospital. Year Completed estimated (2023-2024). |
|
El Paso,
TX El Paso Co. United States |
Pebble Hills Blvd. / Mike Price Dr. (31.78375, -106.20822) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2016 | |
|
Horizon City,
TX El Paso Co. United States |
Town Center Dr. / Horizon Crossing St. (31.67829, -106.20606) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2019 | Year Completed estimated (2018-2019). |
|
Smiths Grove,
KY Warren Co. United States |
KY 101 (Smiths Grove-Scottsville Rd.) / (parking) (37.03988, -86.21051) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Right-turn bypass lane on north leg. Double left turn on west leg. https://www.wnky.com/kytc-announces-smiths-grove-road-projects-near-buc-ees/ |
|
Fishers,
IN Hamilton Co. United States |
E 96th St. / Allisonville Rd. (39.92704, -86.06626) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Replaced intersection that used "Michigan Lefts" on the border between Fishers in Hamilton County and Indianapolis in Marion County. Fully open in late October 2024. https://fishersin.gov/next-chapter/allisonville-road-corridor-revitalization/96th-st-allisonville-rd-roundabout/ |
|
Tumalo,
OR Deschutes Co. United States |
US 20 / O.B. Riley Rd. / Cook Ave. (44.14548, -121.33124) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2023 | https://www.youtube.com/watch?v=d52_QDGjjIE |
|
Bossier City,
LA Bossier Par. United States |
Walter O. Bigby Carriageway / Hamilton Rd. (32.52940, -93.72630) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.shreveporttimes.com/story/news/local/2024/10/01/walter-o-bigby-carriageway-opens-in-bossier-city/75455416007/ |
|
Bossier City,
LA Bossier Par. United States |
Walter O. Bigby Carriageway / Shed Rd. (32.53213, -93.72376) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.shreveporttimes.com/story/news/local/2024/10/01/walter-o-bigby-carriageway-opens-in-bossier-city/75455416007/ |
|
San Juan,
San Juan Oriente Barrio Puerto Rico |
Calle A (Marginal Rd.) / Hwy 17 EB Entrance Ramp (18.40897, -66.02947) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 44.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2014 | Concentric striped circulatory roadway. |
|
St Thomas,
ON Elgin Canada |
Hwy 3 (St. Thomas Expressway / Heritage Hwy.) / Centennial Ave. (42.78906, -81.14742) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.youtube.com/watch?v=sH0wZd962xw |
|
Hilliard,
OH Franklin Co. United States |
Scioto Darby Rd. / Cosgray Rd. (40.03280, -83.17834) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://x.com/HilliardGov/status/1844542579636830394 |
|
Lebanon,
IN Boone Co. United States |
W 300 N / Witt Rd. (40.08342, -86.49589) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Gateway to Lilly Medicine Foundry campus. |
|
Florence,
AZ Pinal Co. United States |
SR 287 / SR 79 Business (Main St.) (33.01978, -111.38809) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Replaced channelized at-grade interchange. https://azdot.gov/projects/southcentral-district-projects/state-route-28779b-roundabout-florence |
|
St Thomas,
ON Elgin Canada |
Hwy 30 (Highbury Ave.) / Ron McNeil Line (42.81099, -81.15033) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.youtube.com/watch?v=hiwMT6hxZi0 |
|
Warrington,
England United Kingdom |
Whittle Avenue Roundabout: A5281 (Whittle Ave. / Burtonwood Rd.) / Whittle Ave. / Westbrook Way / Fortress Blvd. (53.40726, -2.64444) |
Rotary Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
||
|
Wigan,
England United Kingdom |
A49 (Warrington Rd.) / B5238 (Poolstock Ln.) (53.52299, -2.65304) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2016 | Year Removed estimated (2015-2016). Replaced with signalized intersection. |
|
Canmore,
AB Division 15 Canada |
Hwy 742 (Three Sisters Pkwy. / Three Sisters Blvd.) / Three Sisters Pkwy. / Cascade Dr (51.05388, -115.31872) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 60.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Turbo roundabout. https://www.facebook.com/photo/?fbid=989457589882971&set=good-eveningwe-are-making-final-adjustments-to-the-operations-of-the-vehicle-tra |
|
Fort Myers,
FL Lee Co. United States |
Challenger Blvd. / Winkler Ave. (26.60345, -81.81848) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | https://www.facebook.com/reel/491957097276063 |
|
(unincorporated),
TX Fort Bend Co. United States |
Tamarron Pkwy. / Jordan Ranch Blvd. (29.73263, -95.90115) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
McCalla,
AL Jefferson Co. United States |
4th Ave. SW (Old Tuscaloosa Hwy.) / Lowetown Rd. (33.29639, -87.06038) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 76.2000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Turbo roundabout. https://www.wbrc.com/2025/02/05/jefferson-county-welcomes-nations-3rd-turbo-roundabout/ |
|
Birmingham,
AL Jefferson Co. United States |
Liberty Pkwy. / (parking) (33.47619, -86.70359) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2018 | |
|
Cambridge,
ON Wellington Canada |
Hespeler Rd. / Kossuth Rd. / CR 124 / (unknown) (43.47206, -80.30539) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 58.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2019 | Year Completed estimated (2018-2019). |
|
Brodheadsville,
PA Monroe Co. United States |
US 209 / SR 115 / Rodenbach Ln. (40.92314, -75.39917) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | |
|
Hemel Hempstead,
England Herts United Kingdom |
A414 (Saint Albans Rd.) / Jarman Way (51.74980, -0.45562) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Through bypass lane on west leg. | |
|
Hemel Hempstead,
England Herts United Kingdom |
A4146 (Leighton Buzzard Rd.) / Queensway / Warners End Rd. (51.75713, -0.47560) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
Left-turn-only lanes on all legs. | |
|
Atlanta,
GA DeKalb Co. United States |
Maynard Terrace SE / McPherson Ave. / I-20 EB Exit Ramp (33.74396, -84.33482) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Falun,
Dalarna County Falu kommun Sweden |
Gruvrondellen: E16 / Gruvgatan (60.60195, 15.62015) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 1 Driveways 65.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2010 | Completed before 2010. |
|
Falun,
Dalarna County Falu kommun Sweden |
Gruvgatan / Hyttgatan (60.60352, 15.62607) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Completed before 2006. |
|
Falun,
Dalarna County Falu kommun Sweden |
Gruvgatan / Engelbrektsgatan (60.60416, 15.62822) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2010 | Constructed before 2010. |
|
Falun,
Dalarna County Falu kommun Sweden |
Korsnäsvägen / Kungsgårdsvägen (60.59940, 15.66827) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2006 | Completed before 2006. |
|
Brant,
ON Brant Canada |
Rest Acres Rd. / Hutchings Rd. (43.16711, -80.37922) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 62.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Right-turn-only lane and three-lane pedestrian crossing on south leg. |
|
Memphis,
TN Shelby Co. United States |
US 70 (W Eh Crump Blvd.) / Riverside Dr / I-55 Ramps / W Alston Ave. (35.12483, -90.06723) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling approach only) |
5 Approaches 0 Driveways 73.1520 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2025 | Replaced three-quadrant cloverleaf interchange. At-grade rail crossing 430 ft to the east. https://www.youtube.com/watch?v=7DjkNBuVjlo |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Lake Forest Dr. (33.23242, -96.67934) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
McKinney,
TX Collin Co. United States |
Wilmeth Rd. / Hardin Blvd. (33.23223, -96.65209) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | |
|
Hurricane,
UT Washington Co. United States |
S Sand Hollow Rd. / Gateway Blvd. (37.16339, -113.37305) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 82.2960 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | Add-lane right-turn bypass lane on north leg. Merging right-turn bypass lane on west leg. |
|
Johnstown,
CO Weld Co. United States |
SH 60 / Gateway Cir. (40.33527, -104.98559) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2024 | Primary access to large travel and fuel center. Year Completed estimated (2023-2024). |
|
Lake Worth,
FL Palm Beach Co. United States |
SR 802 (Lucerne Ave. - Lake Ave.) / A St. (26.61670, -80.06500) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2002 | ICD = 190 ft x 140 ft. |
|
Sarasota,
FL Sarasota Co. United States |
South Gate Circle: Tuttle Ave. / Siesta Dr. (27.30536, -82.51414) |
Other Existing |
Other None |
4 Approaches 0 Driveways 129.5400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Yield control on circulatory roadway. | |
|
Vail,
CO Eagle Co. United States |
Chamonix Rd. / I-70 EB Ramps / South Frontage Rd. (39.62753, -106.42020) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
1997 | |
|
Winston-Salem,
NC Forsyth Co. United States |
Salem Rd. / Old Salem Rd. / S. Main St. (36.08215, -80.24125) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2005 | TIP Project U-2926. Right-turn-only lanes on east and west legs. |
|
De Pere,
WI Brown Co. United States |
Scheuring Rd. (CTH F) / US 41 NB Ramps (44.43074, -88.10989) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2011 | Series of 6 roundabouts. Yield-controlled right-turn bypass lane on south leg; merging right-turn bypass lane on east leg. Opened September 2011. Circular central island. |
|
Mount Rainier,
MD Prince Georges Co. United States |
US 1 / 34th St. / Perry St. (38.93647, -76.96074) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2001 | Oval shaped. ICD = 135 ft x 115 ft. |
|
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / Grand Blvd. (39.97366, -86.14984) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | ICD estimated from Google Maps linework. |
|
Las Vegas (Summerlin),
NV Clark Co. United States |
Village Center Dr. / Meadow Hills Dr. (36.19350, -115.30070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1991 | Add-lane right-turn bypass lane on north leg. |
|
Prescott,
AZ Yavapai Co. United States |
SR 89 / Willow Lake Rd. (34.59233, -112.42580) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 64.0080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | |
|
Anchorage,
AK Anchorage United States |
C St. / O'Malley EB Ramps (61.12273, -149.88630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2006 | |
|
Anchorage,
AK Anchorage United States |
C St. / O'Malley WB Ramps (61.12404, -149.88630) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | |
|
Scottsdale,
AZ Maricopa Co. United States |
Princess Blvd. / Princess Dr. (33.64804, -111.91795) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 64.0077 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1986 | Painted spiral next to central island. Completed 1986. Reconfigured in 2007? 21442 |
|
Draper,
UT Salt Lake Co. United States |
1300 E / Pioneer Rd. (40.52518, -111.85340) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.2210 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2001 | ICD estimated from Google Maps linework. Constructed as single-lane in 2001. Updated to 2x1 in 2023. https://www.draperjournal.com/2023/09/07/464782/roundabout-reopens-early-with-revised-traffic-pattern |
|
Windsor,
CO Weld Co. United States |
Westgate Dr. / Oakmond St. (40.48121, -104.98870) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Year Completed estimated (2019-2021). Opened 1999-2004 as single-lane cul-de-sac with south leg and stubs on west and east legs and no evidence of traffic control; the outer portions of circulatory roadway were striped out. Converted to 2x1 roundabout 2019-2021 with addition of north leg. |
|
Erwin,
NY Steuben Co. United States |
Robert Dann Dr. / Science Center Rd. (42.15936, -77.11082) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2001 | Add-lane right-turn bypass lane on west leg. |
|
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / 131st (Main) St. (39.97806, -86.14577) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Painted spirals next to central island. Skewed intersection. |
|
Latham,
NY Albany Co. United States |
Latham Circle: Rte 2 / Rte 9 (42.74810, -73.76098) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 76.2000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2002 | |
|
Federal Way,
WA King Co. United States |
Weyerhaeuser Way S / S 336th St. (47.30262, -122.29650) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2004 | Opened July 2004. Painted spirals in circulatory roadway to guide all three left turns to outer circulating lane. |
|
Dublin,
OH Franklin Co. United States |
Muirfield Dr. / Brand Rd. (40.12731, -83.14957) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 73.1520 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2005 | Painted spirals next to central island. |
|
Gaithersburg,
MD Montgomery Co. United States |
Kentlands Blvd. / Main St. (39.12333, -77.23855) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1994 | Year Completed estimated (1993-2002). |
|
Gaithersburg,
MD Montgomery Co. United States |
Kentlands Blvd. / Market St. (39.12309, -77.23489) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
1994 | Year Completed estimated (1993-2002). |
|
Carmel,
IN Hamilton Co. United States |
W 96th St. / N Spring Mill Rd. (39.92713, -86.16510) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | |
|
Hilliard,
OH Franklin Co. United States |
Britton Pkwy. / Riggins Rd. (40.06493, -83.13857) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2006 | Converted from 2x2 roundabout to a 2x1 roundabout in 2020 by changing the EB and WB thru/right lanes to RT only lanes. |
|
Dublin,
OH Franklin Co. United States |
Dubln Rd. / Brand Rd. (40.11790, -83.11801) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2005 | |
|
Pennington,
NJ Mercer Co. United States |
Rte. 31 / Blackwell Rd. / Pennington Rd. / Washington Crossing Pennington Rd. (40.30818, -74.78666) |
Rotary Existing |
Other Unknown |
5 Approaches 0 Driveways 216.4080 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
Circulating traffic yields to entering traffic on northwest and south legs. ICD = 710 ft x 360 ft. | |
|
Noblesville,
IN Hamilton Co. United States |
Town and Country Blvd. / Mercantile Blvd. (40.03249, -85.99366) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Painted spirals next to central island. http://www.cityofnoblesville.org/egov/docs/1175265649_138275.pdf |
|
Noblesville,
IN Hamilton Co. United States |
Hazel Dell Rd. / E 161st St. (40.02205, -86.07061) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2007 | Painted spirals next to central island. |
|
Carmel,
IN Hamilton Co. United States |
Old Meridian St. / Guilford Ave. (39.98255, -86.14163) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Right-turn-only lane on southeast leg. Painted spirals next to central island. |
|
Burlington,
WA Skagit Co. United States |
N Burlington Blvd. / (parking) (48.48060, -122.33544) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | October 2008. Entrance to high school. |
|
Gig Harbor,
WA Thurston Co. United States |
Harbor Hill Dr. / (parking) (47.35845, -122.60116) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | January 2008. |
|
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. |
|
Snoqualmie,
WA King Co. United States |
North Bend Way / (Snoqualmie Casino entrance) (47.51671, -121.84100) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Through bypass lane on west leg. October 2008. ICD estimated from Google Maps linework. |
|
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Tumwater Blvd. SW (46.98283, -122.93544) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | July 2009. |
|
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Israel Rd. SW / 70th Ave. SW (46.98554, -122.93236) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | October 2009. |
|
Tumwater,
WA Thurston Co. United States |
Littlerock Rd. SW / Kingswood Dr. SW (46.99435, -122.92190) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | September 2010. |
|
Walla Walla,
WA Walla Walla Co. United States |
Myra Rd. / W Pine St. / Heritage Rd. (46.06841, -118.36972) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | December 2008. |
|
Woodinville,
WA King Co. United States |
SR 202 / NE 145th St. / 148th Ave. NE (47.73271, -122.14220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | October 2009. |
|
Carmel,
IN Hamilton Co. United States |
E 126th St. / Keystone Pkwy. NB Ramps (39.97122, -86.11223) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on south leg. Raindrop shaped. Part of tight diamond interchange. |
|
Carmel,
IN Hamilton Co. United States |
E 126th St. / Keystone Pkwy. SB Ramps (39.97122, -86.11327) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. |
|
Carmel,
IN Hamilton Co. United States |
E 106th St. / Keystone Pkwy. NB Ramps (39.94169, -86.11259) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Raindrop shaped. Part of tight diamond interchange. |
|
Carmel,
IN Hamilton Co. United States |
E 106th St. / Keystone Pkwy. SB Ramps (39.94140, -86.11354) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2009 | Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange. |
|
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 141st St. (39.99182, -86.20277) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2008 | Painted spirals next to central island. |
|
Carmel,
IN Hamilton Co. United States |
Towne Rd. / W 136th St. / Milano Dr. (39.98461, -86.20267) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2009 | Painted spirals next to central island. |