City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
McFarland,
WI Dane Co. United States |
CR AB / US 12-US 18 WB Ramps (43.04036, -89.24278) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2023 | Interchange replaced single stop-controlled intersection. |
McFarland,
WI Dane Co. United States |
CR AB / US 12-US 18 EB Ramps (43.03910, -89.24354) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2023 | Interchange replaced single stop-controlled intersection. |
New Florence,
MO Montgomery Co. United States |
MO 19 / Tree Farm Rd. / I-70 EB Ramps (38.89821, -91.45624) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 |
New Florence,
MO Montgomery Co. United States |
MO 19 / Booneslick Rd. / I-70 WB Ramps (38.90090, -91.45707) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.modot.org/node/35298 Combined freeway interchange with at-grade intersection. Previously, the interchange was stop controlled and the intersection had traffic lights. |
Weldon Spring,
MO St. Charles Co. United States |
Technology Dr. / Meadows Pkwy. / Wolfrum Rd. / I-64 WB Exit Ramp (38.70526, -90.67410) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Freeway Ramps (Grade-Separated) Single-Lane |
Oval shaped. ICD = 200 ft x 180 ft. Built initially as 2x2 roundabout in 2005-2006. Concentric circulatory roadway striping. Converted to single lane using by striping out inner circulatory roadway lane and left entry lane on southwest leg 2020-2021. | |
Chesterfield,
MO St. Louis Co. United States |
N Outer 40 Rd. / I-64 WB Exit Ramp (38.67582, -90.65115) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Year Completed estimated (2009-2010). |
Boardman,
NC Columbus Co. United States |
Old Boardman Rd. / US 74 EB Ramps (34.43447, -78.95052) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | New interchange replaces single at-grade, stop-controlled intersection. https://www.nrcolumbus.com/news/new-boardman-interchange-open-to-traffic-ncdot-says/article_feaec6c2-4c23-11ee-a358-437c17d778ff.html. |
Boardman,
NC Columbus Co. United States |
Old Boardman Rd. / US 74 WB Ramps (34.43547, -78.94924) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | New interchange replaces single at-grade, stop-controlled intersection. https://www.nrcolumbus.com/news/new-boardman-interchange-open-to-traffic-ncdot-says/article_feaec6c2-4c23-11ee-a358-437c17d778ff.html. |
Cox Green,
England Windsor And Maidenhead United Kingdom |
Holyport Interchange: A404 (M) / A308 (M) / M4 Ramps (51.49903, -0.72393) |
Signalized Roundabout/Circle Existing |
Signal Unknown |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (3+ Lane) |
||
Napoleon,
OH Henry Co. United States |
SR 108 / US 6-US 24 WB Ramps (41.40926, -84.13197) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | https://www.northwestsignal.net/news/image_e08cef2c-9084-52ef-9bc1-bfd8ab955679.html |
Sacramento,
CA Sacramento Co. United States |
Crossfield Dr. / Lindbergh Dr. / Airport Blvd. SB Ramps (38.67892, -121.59240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Serves Sacramento International Airport. https://sacramento.aero/scas/about/news-and-events/upcoming-smf-construction-plan-ahead-for-improved-travel-experience |
Sacramento,
CA Sacramento Co. United States |
Crossfield Dr. / Meister Way / Airport Blvd. NB Ramps (38.67890, -121.58937) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2023 | Serves Sacramento International Airport. https://sacramento.aero/scas/about/news-and-events/upcoming-smf-construction-plan-ahead-for-improved-travel-experience |
Rocky Mount,
NC Nash Co. United States |
NC 43 (Benvenue Rd.) / US 64 EB Ramps / Battle Park Ln. (35.96313, -77.80598) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 73.1520 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2024 | https://www.rockymounttelegram.com/features/local/roundabout-on-benvenue-nears-completion/article_24f4ddfc-9b0d-11ee-b8f7-e7a7fdc66294.html |
Town of Empire,
WI Fond Du Lac Co. United States |
CR UU / STH 23 WB Ramps (43.78427, -88.36128) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ |
Town of Empire,
WI Fond Du Lac Co. United States |
CR UU / STH 23 EB Ramps (43.78296, -88.36133) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ |
Fond du Lac,
WI Fond Du Lac Co. United States |
CR K / STH 23 WB Ramps (43.78438, -88.38654) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ |
Fond du Lac,
WI Fond Du Lac Co. United States |
CR K / STH 23 WB Ramps / Mary Hill Park Dr. (43.78288, -88.38671) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://projects.511wi.gov/wis23resurface/full-project-overview/ |
Groningen,
Groningen Groningen Netherlands |
N370 / N7-E22 Ramps (53.20089, 6.55355) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
Groningen,
Groningen Groningen Netherlands |
Laan Corpus Den Hoorn / N7-E22 WB Ramps / Jan Evert Scholtenlaan (53.19891, 6.54615) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
||
Groningen,
Groningen Groningen Netherlands |
Laan Corpus Den Hoorn / N7-E22 EB Ramps (53.19819, 6.54671) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
||
Lodi,
CA San Joaquin Co. United States |
Cherokee Ln. / SR 99 SB Exit Ramp / (connector to E Turner Rd.) (38.14475, -121.26156) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Raindrop shaped. https://www.youtube.com/watch?v=K4bMgmfZOPg |
Groningen,
Groningen Groningen Netherlands |
Bedumerweg / N370 Ramps / Smirnoffstraat (53.23734, 6.56591) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Single-Lane |
Right-turn-only lane on west leg. | |
Hoogkerk,
Groningen Groningen Netherlands |
Professor Uilkensweg / N355 Ramps (53.23584, 6.51986) |
Signalized Roundabout/Circle Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Single-Lane |
Oval shaped. | |
Gaffney,
SC Cherokee Co. United States |
Shelby Hwy. / I-85 NB Ramps (35.10925, -81.60193) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | |
Gaffney,
SC Cherokee Co. United States |
Shelby Hwy. / I-85 SB Ramps (35.11093, -81.60201) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | |
Round Rock,
TX Williamson Co. United States |
Chisholm Trail Rd. / (RM 620 (Round Rock Ave.) Ramps / (parking) (30.51070, -97.68924) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only) |
5 Approaches 0 Driveways 60.9600 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Built at new freeway overpass over rail line. Rail line goes through the roundabout. https://www.kxan.com/video/round-rock-drivers-adapt-to-new-roundabout/9518214/ |