|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Winnipeg,
MB Division 11 Canada |
St Marys Rd. / Perimeter Hwy. EB Ramps (49.79151, -97.10948) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | |
|
Polk,
OH Ashland Co. United States |
US 42 / SR 302 (40.91407, -82.19348) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.transportation.ohio.gov/projects/projects/114065 |
|
Polk,
OH Ashland Co. United States |
SR 89 / SR 302 (40.92046, -82.21449) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.transportation.ohio.gov/projects/projects/114065 |
|
Hugo,
MN Washington Co. United States |
US 61 (Forest Blvd. N) / 159th St. N (45.17901, -92.98769) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2024). |
|
Blaine,
MN Anoka Co. United States |
117th Ave. NE / Ulysses St. NE (45.18304, -93.24007) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.blainemn.gov/3995/23-09-Ulysses-Street-117th-Avenue-Rounda |
|
New Ulm,
MN Nicollet Co. United States |
CSAH 37 / US 14 WB Ramps (44.30186, -94.42165) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Raindrop shaped. Year Completed estimated (2021-2024). |
|
New Ulm,
MN Nicollet Co. United States |
CSAH 37 / US 14 EB Ramps (44.30098, -94.42365) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | Raindrop shaped. Year Completed estimated (2021-2024). |
|
Oak Park Heights,
MN Washington Co. United States |
Norell Ave. N / 59th St. N (45.03462, -92.83299) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lane on north leg. |
|
Oakdale,
MN Washington Co. United States |
40th St. N / Helmo Ave. N (45.00596, -92.95083) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2023-2024). |
|
River Falls,
WI Pierce Co. United States |
E Cascade Ave. / S Wasson Ln. (44.85113, -92.60900) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/reel/563284889746205 |
|
Carencro,
LA Lafayette Par. United States |
LA 98 (W Gloria Switch Rd.) / Mills St. (30.29790, -92.09158) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2023-2024). |
|
Indianapolis,
IN Marion Co. United States |
Monte Carlo Way / Rothchild Blvd. (39.89341, -86.27511) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2004 | No splitter islands. |
|
Indianapolis,
IN Marion Co. United States |
Perrier Dr. / Shorburgh Dr. (39.89250, -86.27837) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2004 | No splitter islands. |
|
Indianapolis,
IN Marion Co. United States |
Sauterne Dr. (39.89046, -86.27817) |
Other Existing |
All-Way Yield None |
2 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2004 | No splitter islands. |
|
Brownsburg,
IN Hendricks Co. United States |
Rose Hill Ave. / Fair Oak Cir. / Seabrook Dr. (39.86595, -86.42217) |
Other Existing |
Uncontrolled None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | No splitter islands. |
|
Macon,
GA Bibb Co. United States |
N Pierce Ave. / N Pierce Cir. (32.87326, -83.65562) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2013-2015). |
|
Napa,
CA Napa Co. United States |
RiverSound Way / Kaiser Rd. (38.25745, -122.27725) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | |
|
Cecilia,
KY Hardin Co. United States |
Woodland Way / Greencrest Dr. / Lombardy Dr. / Red Sunset Blvd. (37.66056, -85.94234) |
Other Existing |
All-Way Yield None |
4 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Shepherdsville,
KY Bullitt Co. United States |
Michelle Dr. / Lanai Dr. (37.97994, -85.66681) |
Other Existing |
Uncontrolled None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2006 | |
|
Shepherdsville,
KY Bullitt Co. United States |
Michelle Dr. / Landon Way / Casey Ct. (37.97969, -85.66524) |
Other Existing |
Uncontrolled None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2006 | |
|
Whitestown,
IN Boone Co. United States |
S Perry Worth Rd. / Sunset Way (39.95375, -86.36091) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | |
|
(unincorporated),
TX Fort Bend Co. United States |
Bissonnet St. / Trillium Glade Dr. (29.67321, -95.70169) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2025 | |
|
(uninc),
GA Paulding Co. United States |
Ridge Rd. / Bob Hunton Rd. / Cohran Store Rd. (33.80461, -84.84089) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2019-2022). |
|
(unincorporated),
GA Newton Co. United States |
GA 212 / GA 162 (33.46482, -83.90782) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.youtube.com/watch?v=tNxG06uRLL4 |
|
American Canyon,
CA Napa Co. United States |
Devlin Rd. / Boone Dr. / (parking) (38.20182, -122.26679) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2022 | |
|
Radcliff,
KY Hardin Co. United States |
Ernest R Kouma Blvd. / Cowley Crossing Ln. / Saratoga Ln. (37.78250, -85.92608) |
Other Existing |
Uncontrolled None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Carmel,
IN Hamilton Co. United States |
Buttonwood Dr. / Bayberry Ct. (39.95749, -86.11220) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
Buttonwood Dr. / Crimson Ct. (39.95861, -86.11268) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 4 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
Sedgemoor Cir. / Sedgemoor Cir. (39.94523, -86.21991) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on north and east legs. | |
|
Carmel,
IN Hamilton Co. United States |
Stanhope St. / Treaty Line St. (39.97072, -86.20135) |
Other Existing |
All-Way Yield Unknown |
2 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
10th St. NW / 1st Ave. NW (39.98663, -86.12875) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Carmel,
IN Hamilton Co. United States |
West Park West (39.95713, -86.21220) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2020). East leg added 2021. |
|
Austin,
TX Travis Co. United States |
S Pleasant Valley Rd. / Teri Rd. (30.19701, -97.74418) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
2024 | |
|
Danville,
KY Boyle Co. United States |
Fairgrounds Rd. / Excellence Ave. (37.65389, -84.79933) |
Other Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Painted splitter islands on south and west legs; no splitter island on east leg. | |
|
Richmond,
KY Madison Co. United States |
Bowerwood Dr. / Richwood Blvd. (37.73604, -84.28621) |
Other Existing |
Uncontrolled None |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Vernon,
BC North Okanagan Canada |
58 Ave. / 20 St. (50.28910, -119.25813) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0000 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2016-2018). |
|
Vernon,
BC North Okanagan Canada |
Commonage Rd. / Predator Ridge Rd. (50.18361, -119.38749) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0000 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2016-2018). |
|
Kamloops,
BC Thompson-Nicola Canada |
Valleyview Dr. / Grand Blvd. / Gala Dr. (50.67064, -120.22730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0000 |
Other (At-Grade) Single-Lane |
2016 | Year Completed estimated (2012-2016). |
|
Kamloops,
BC Thompson-Nicola Canada |
University Dr. / (parking) (50.66969, -120.36021) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.0000 |
Other (At-Grade) Single-Lane |
2018 | |
|
Nanaimo,
BC Nanaimo Canada |
Dewar Rd. / Norton Rd. (49.23074, -123.99592) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.0000 |
Other (At-Grade) Single-Lane |
2017 | North leg added 2014. Yield control added to east and west legs 2017; previously uncontrolled. |
|
Nanaimo,
BC Nanaimo Canada |
Labieux Rd. / Kenworth Rd. (49.20171, -123.99714) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2017-2021). |
|
Langford,
BC Capital Canada |
Lakepoint Way / Langford Lake Rd. (48.44613, -123.53495) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.0000 |
Other (At-Grade) Single-Lane |
2015 | |
|
Westlake,
AL Mobile Co. United States |
Jeff Hamilton Rd. / Johnson Rd. (30.62752, -88.29247) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Opened October 20, 2024. https://www.mobilecountyal.gov/road-closings/new-roundabout-opened-johnson-road-w-jeff-hamilton-road/ |
|
Basehor,
KS Leavenworth Co. United States |
N 155th St. / Parallel Rd. (39.12860, -94.93856) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/photo/?fbid=843322321249859&set=happy-friday-basehor-we-are-very-excited-to-share-that-the-155th-street-roundabo |
|
Macon,
GA Bibb Co. United States |
US 80-GA 22 (Eisenhower Pkwy.) / GA 361 (Fulton Mill Rd.) (32.79946, -83.75254) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | Yield-controlled right-turn bypass lanes on east and west legs. |
|
Columbia,
MO Boone Co. United States |
Nocona Pkwy. / Artemis Dr. (38.89292, -92.28649) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2022-2023). |
|
Davison,
MI Genesee Co. United States |
Lapeer Rd. / Oak Rd. (43.01793, -83.49786) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://davisonindex.mihomepaper.com/articles/new-roundabout-opens/ |
|
Evergreen,
CO Clear Creek Co. United States |
US 40 / Homestead Rd. / I-70 WB Entrance Ramp (39.72195, -105.40944) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Through bypass lane on east leg. Year Completed estimated (2023-2024). https://www.codot.gov/projects/i70floydhill/earlyprojects. |
|
(unincorporated),
CO Jefferson Co. United States |
US 40 / CR 65 / I-70 WB Exit Ramp (39.71621, -105.39166) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Year Completed estimated (2023-2024). https://www.codot.gov/projects/i70floydhill/earlyprojects. |
|
Marion,
OH Marion Co. United States |
SR 98 (Columbus-Sandusky Rd. S) / SR 529 (Marion-Cardington Rd. E) (40.54939, -83.05017) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2021-2024). |
|
Falun,
Dalarna County Falu kommun Sweden |
Korsnäsvägen / Hälsinggårdsrondellen (60.59552, 15.68735) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.0000 |
Other (At-Grade) Single-Lane |
2006 | Completed before 2006. |
|
Falun,
Dalarna County Falu kommun Sweden |
E16-Rte 69 (Korsnäsvägen) / Klingvägen (60.58927, 15.71729) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2006 | Completed 2006 or earlier. |
|
Falun,
Dalarna County Falu kommun Sweden |
Regementsvägen / Lasarettsvägen / Kasemgården (60.60697, 15.64880) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.0000 |
Other (At-Grade) Single-Lane |
2006 | Completed in or before 2006. |
|
Falun,
Dalarna County Falu kommun Sweden |
E16-Rte 69 (Lugnetleden) / Regementsvägen (60.60976, 15.65497) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 43.0000 |
Other (At-Grade) Single-Lane |
2022 | |
|
Falun,
Dalarna County Falu kommun Sweden |
Högskolerondellen: E16-Rte 69 (Lugnetleden) / Svärdsjögatan (60.61211, 15.65238) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.0000 |
Other (At-Grade) Single-Lane |
2006 | Completed in or before 2006. |
|
Falun,
Dalarna County Falu kommun Sweden |
Lugnetrondellen: E16-Rte 69 (Lugnetleden) / Lugnetvägen / Kyrkbacksvägen (60.61924, 15.64768) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.0000 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2006-2009). |
|
Falun,
Dalarna County Falu kommun Sweden |
E16-Rte 50-Rte 69 (Lugnetleden) / Hanröleden (60.62574, 15.61196) |
Roundabout Existing |
All-Way Yield Metering Signal |
3 Approaches 1 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2010 | Completed in or before 2010. Other control is signal on one approach to allow emergency vehicles to enter from 'next' approach. |
|
Falun,
Dalarna County Falu kommun Sweden |
Hanröleden / Norra Järvägsgatan (60.62320, 15.61594) |
Unknown Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 44.0000 |
Other (At-Grade) Single-Lane |
2021 | |
|
Covington,
GA Newton Co. United States |
US 278-GA 12 / GA 11 (33.59968, -83.75056) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.rockdalenewtoncitizen.com/news/work-underway-on-roundabout-at-hub-junction/article_a0207ea4-6379-11ed-8ac4-f75010cb538a.html |
|
Reidville,
SC Spartanburg Co. United States |
Berry Shoals Rd. / Apple Valley Rd. (34.87688, -82.13462) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.facebook.com/SpartanburgCountyGovernment/posts/heads-up-drivers-beginning-on-tuesday-september-3rd-a-traffic-detour-will-go-int/884807807028082/ |
|
Marion,
OH Marion Co. United States |
SR 309 (Harding Hwy. W) / Marion-Williamsport Rd. (40.60438, -83.16986) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2023 | Year Completed estimated (2021-2023). |
|
Semmes,
AL Mobile Co. United States |
Howells Ferry Rd. / Firetower Rd. (30.73919, -88.25987) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://www.facebook.com/WKRG.News.5/posts/construction-of-a-new-roundabout-at-the-intersection-of-howells-ferry-road-and-f/1089934906506602/ |
|
Frisco,
TX Collin Co. United States |
Acacia Ave. / Gartner Rd. (33.15628, -96.74202) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.5274 |
Other (At-Grade) Single-Lane |
2024 | |
|
Frisco,
TX Collin Co. United States |
Acacia Ave. / Twistleaf St. (33.15767, -96.73793) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2024 | |
|
Frisco,
TX Collin Co. United States |
Acacia Ave. / Birchleaf Dr. / Bearberry Dr. (33.15763, -96.73480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5277 |
Other (At-Grade) Single-Lane |
2024 | |
|
Frisco,
TX Collin Co. United States |
Everwell Ln. / Durant Ln. (33.19927, -96.82178) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
|
Frisco,
TX Collin Co. United States |
Everwell Ln. / Forbes Dr. (33.19643, -96.82593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.1856 |
Other (At-Grade) Single-Lane |
2025 | |
|
Phoenix,
AZ Maricopa Co. United States |
E Sky Crossing Way / E Bryce Ln. (33.68858, -112.00861) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2020). |
|
Phoenix,
AZ Maricopa Co. United States |
E Sky Crossing Way / N Cave Butte St. (33.68854, -112.01959) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
Arlington,
VA Arlington Co. United States |
Boundary Channel Dr. / I-395 SB Ramps (38.87067, -77.04839) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 48.7680 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/ |
|
Arlington,
VA Arlington Co. United States |
Boundary Channel Dr. / Jefferson Davis Hwy. / I-395 NB Ramps (38.86975, -77.04548) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | https://www.arlnow.com/2024/05/30/boundary-channel-drive-roundabouts-and-trail-upgrades-are-officially-complete/ |
|
Jacksonville,
FL Duval Co. United States |
Edgewood Ave. S / Plymouth St. (30.30807, -81.71335) |
Other Existing |
Other At-grade Rail Crossing Signals/Gates (controlling approach only) |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Located 30 ft from at-grade rail crossing. Stop control on circulatory roadway; northbound uncontrolled. https://www.news4jax.com/news/local/2024/12/26/murray-hill-residents-divided-on-new-roundabout-effectiveness/ |
|
Amherst,
NY Erie Co. United States |
John James Audubon Pkwy. / I-990 WB Ramps / Alamosa Way (43.02618, -78.78262) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2023 | |
|
Byron,
GA Peach Co. United States |
Centerville Rd. / Housers Mill Rd. (32.60929, -83.74792) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Replaced two offset T-intersections. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Cpl Sollefteå Södra / Järnvägsgatan (63.16934, 17.23922) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
2008 | Constructed before 2008. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Rte 90 / Järnvägsgatan (63.17143, 17.25390) |
Roundabout Existing |
All-Way Yield Other |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2010 | Constructed before 2010. Right-turn bypass lane on northeast leg that has priority over exit from roundabout. Grade-separated pedestrian/bicycle path under east leg. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Rte 335 (Norra Ådalsvägen) / Kungsgatan (63.17748, 17.27527) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2008 | Completed before 2008. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Rte 90 (Cpl Sollefteå Norra / Norra Ådalsvägen) / Rte 335 (Norra Ådalsvägen) (63.17855, 17.26187) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.0000 |
Other (At-Grade) Single-Lane |
2008 | Constructed before 2008. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Järnvägsgatan / Dalvägen (63.16571, 17.27330) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.0000 |
Other (At-Grade) Single-Lane |
2008 | Completed before 2008. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Dalvägen / Långgatan / Nipstadsgatan (63.16486, 17.27112) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.0000 |
Other (At-Grade) Single-Lane |
2008 | Completed before 2008. |
|
Sollefteå,
Västernorrland County Sollefteå Municipality Sweden |
Rte 90 (Cpl Hågesta) WB Ramps / Söderleden / Gösta Frohms Backe / Bataljonsvägen (63.16040, 17.28886) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 44.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2017 | Elliptical shaped. ICD = 44 m x 35 m. Year Completed estimated (2016-2019). |
|
Cottonwood,
AZ Yavapai Co. United States |
N Main St. / N 10th St. (34.74422, -112.01633) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | Replaced offset T intersections. https://www.verdenews.com/news/main-street-roundabout-newest-addition-in-cottonwoods-148-lane-miles-of-streets/article_752e0b29-40ee-4ba4-8d37-f119acec45b8.html |
|
Granville,
OH Licking Co. United States |
SR 661 (North St.) / N Pearl St. / New Burg St. (40.07743, -82.52125) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | https://www.thereportingproject.org/new-roundabout-will-be-ready-for-the-first-day-of-school-on-aug-21-after-a-closure-for-paving-the-night-of-aug-18/ |
|
McDonough,
GA Henry Co. United States |
Racetrack Rd. / Iris Lake Rd. / Iris Lake Village Rd. (33.43047, -84.12372) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2023-2025). |
|
North Dumfries,
ON Oxford Canada |
Trussler Rd. / Cedar Creek Rd. / Oxford Road 8 (43.32353, -80.49392) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2024 | https://kitchener.citynews.ca/2024/09/19/cedar-creek-trussler-road-roundabout-work-completed/ |
|
Bay City,
MI Bay Co. United States |
MacKinaw Rd. / US 10 WB Ramps (43.59677, -83.99239) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | |
|
Bay City,
MI Bay Co. United States |
MacKinaw Rd. / US 10 EB Ramps (43.59527, -83.99235) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | |
|
San Diego,
CA San Diego Co. United States |
Foothill Blvd. / Loring St. (32.80778, -117.24568) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Oval shaped. ICD = 130 ft x 90 ft. https://www.roadsbridges.com/road-traffic-safety/news/55241846/san-diego-builds-roundabouts-to-improve-safety |
|
Kahalu'u,
HI Honolulu Co. United States |
SR 83 (Kamehameha Hwy.) / SR 83 (Kahekili Hwy.) / SR 830 (Kamehameha Hwy.) (21.45721, -157.83809) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://kahekiliroundabout.com/ |
|
Escondido,
CA San Diego Co. United States |
E Grand Ave. / Kalmia St. (33.12233, -117.08011) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2025 | https://ols.escondido.org/CivicAlerts.aspx?AID=142 |
|
Ettlingen,
Baden-Württemberg Karlsruhe Germany |
Karlsruher Straße / Pforzheimer Straße / Schillerstraße / Scheffelstraße (48.94361, 8.40786) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Ettlingen,
Baden-Württemberg Karlsruhe Germany |
Karlsruher Straße / Huttenkreuzstraße / Pulvergartenstraße (48.94604, 8.40715) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Brant,
ON Brant Canada |
Hwy 2 (King Edward St.) / Puttown Rd. / Falkland Rd. (43.17027, -80.43259) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2020-2023). |
|
Brant,
ON Brant Canada |
Hwy 2 (King Edward St.) / Bishopsgate Rd. (43.17113, -80.42643) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2020-2023). |
|
Hamilton,
ON Hamilton Canada |
Hwy 52 / Hwy 403 WB Ramps (43.20276, -80.04528) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Year Completed estimated (2021-2025). |
|
Hamilton,
ON Hamilton Canada |
Hwy 52 / Hwy 430 EB Ramps (43.19974, -80.04435) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2024 | Year Completed estimated (2021-2025). |
|
Little Rock,
AR Pulaski Co. United States |
Kanis Rd. / Fletcher Ridge Blvd. / Chenal Downs Blvd. (34.75930, -92.48271) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2021 | |
|
Monroe,
LA Ouachita Par. United States |
Broadmore Blvd. / Bienville Dr. (32.53427, -92.09860) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
2000 | Year Completed estimated (1998-2005). |
|
Monclova Township,
OH Lucas Co. United States |
Salisbury Rd. / Albon Rd. (41.58101, -83.73746) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2018-2020). |
|
Seattle,
WA King Co. United States |
NW 75th St. / 30th Ave. NW (47.68305, -122.39575) |
Traffic Calming Circle Existing |
Uncontrolled None |
4 Approaches 0 Driveways 16.1541 |
Other (At-Grade) Single-Lane |