|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
El Reno,
OK Canadian United States |
US 81 (I-40 Business) / US 66 / S Shepard Ave. (35.50804, -97.93713) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.3880 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2025 | https://www.facebook.com/yukonprogressnews/posts/the-roundabout-project-is-the-first-for-el-reno-and-city-of-el-reno-field-servic/1261026562692059/. |
|
Columbus,
GA Muscogee United States |
Williams Rd. / Fortson Rd. (32.56447, -84.94914) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2025 | |
|
Sandusky,
OH Erie United States |
US 6 (Cleveland Rd.) / Cedar Point Dr. (41.44171, -82.68090) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2026 | https://www.youtube.com/watch?v=Gzwc-YtKP9Y. |
|
Rancho Cordova,
CA Sacramento United States |
Baroque Dr. / Kilgore Rd. (38.58103, -121.27048) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 25.9080 |
Other (At-Grade) Single-Lane |
2025 | |
|
Santonito,
NM Bernalillo United States |
SR 14 / Frost Rd. / Sandia Crest Rd. (35.16301, -106.34909) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2025 | Year Completed estimated (2024-2025). |
|
Aldie,
VA Loudoun United States |
US 50 (Little River Turnpike) / Trailhead Dr. / Lenah Farm Ln. (38.95305, -77.57992) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Turbo roundabout. Raised lane dividers on north half to separate westbound left and through movements. Merging right-turn bypass lane on south leg. https://www.loudoun.gov/5455/Route-50-and-Trailhead-Drive-Roundabout. |
|
Rockford,
IL Winnebago United States |
Airport Dr. / Kishwaukee St. (42.21241, -89.08691) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2015-2017). |
|
Rockford,
IL Winnebago United States |
Whitman St. / Ridge Ave. (42.28140, -89.09069) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2025 | Dotted edge lines across exits. https://www.youtube.com/watch?v=kN2sA29fZJA |
|
Hayden,
AL Blount United States |
US 31-SR 160 / SR 3 (33.84870, -86.82499) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | Replaced stop-and-yield-controlled triangle of intersections. |
|
Columbia,
MO Boone United States |
CR K / W Old Plank Rd. / S Maple Meadows Dr. (38.87579, -92.36500) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2026 | |
|
Conway,
AR Faulkner United States |
US 64-SR 287 / Hogan Ln. (35.11177, -92.49970) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Single-Lane |
2026 | https://www.instagram.com/p/DXrEd6-j-LX/ |
|
Denham Springs,
LA Livingston United States |
Juban Rd. / (unknown) (30.47877, -90.91839) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2026 | |
|
Denham Springs,
LA Livingston United States |
US 190 (Florida Blvd.) / Juban Rd. (30.48285, -90.91747) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2026 | Add-lane right-turn bypass lane on west leg. Yield-controlled right-turn bypass lane on south leg. |
|
Lawrence,
NJ Mercer United States |
US 206 / Princeton Ave. (40.24568, -74.74660) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Single-Lane |
2025 | https://www.mercercounty.org/departments/planning/transportation-projects/bce-. |
|
Wilmington,
DE New Castle United States |
Avenue North Blvd. / Astrazeneca Dr. (39.78685, -75.54781) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2026 | |
|
Wilmington,
DE New Castle United States |
Crawford Circle: MacDonough Rd. / Blackshire Rd. (39.75515, -75.57416) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Wilmington,
DE New Castle United States |
Barley Mill Plaza / Buckley Mill Plaza / Buckley Mill Building (39.75916, -75.60027) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
Pedestrian crossings adjacent to circulatory roadway. | |
|
New Castle,
DE New Castle United States |
Chaddwyck Blvd. / Heddington Rd. (39.63635, -75.62563) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 21.3357 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2011-2016). |
|
New Castle,
DE New Castle United States |
Phoebe Farms Ln. / Elizabeth Sweetbriar Ln. (39.63445, -75.62139) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.7264 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
New Castle,
DE New Castle United States |
Keller Beyer Rd. / Elizabeth Sweetbriar Ln. (39.63510, -75.62092) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.7264 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
New Castle,
DE New Castle United States |
Florence Fields Ln. / Elizabeth Sweetbriar Ln. (39.63623, -75.62007) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 20.7264 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Bear,
DE New Castle United States |
Rose Hill Dr. / Whirlaway Dr. / Talamore Ct. (39.57352, -75.76032) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 19.8120 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
Painted splitter islands. | |
|
Middletown,
DE New Castle United States |
Sugar Maple Blvd. / Scarlet Oak St. / Northern Oak St. (39.47828, -75.63981) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
No splitter islands on west, south, or east legs. | |
|
Smyrna,
DE Kent United States |
Canwit Dr. / Jimmy Dr. (39.28159, -75.59444) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2007-2009). |
|
Smyrna,
DE Kent United States |
Benro Way / Jimmy Dr. (39.28345, -75.59498) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2007-2009). |
|
Smyrna,
DE Kent United States |
Sweet Corn Ln. / Jimmy Dr. (39.28516, -75.59590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2009 | Southwest leg stubbed. Year Completed estimated (2007-2009). |
|
Leipsic,
DE Kent United States |
SR 10 (W Lebanon Rd.) / Rising Sun Rd. (39.11300, -75.53489) |
Roundabout Existing |
All-Way Yield Unknown |
5 Approaches 0 Driveways 67.0557 |
Other (At-Grade) Single-Lane |
2026 | https://camdenareaprojects.com/about/camden-bypass |
|
Lincoln,
DE Sussex United States |
Gideon Rd. / Trinity Rd. / Tabernacle Rd. (38.84542, -75.38424) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Georgetown,
DE Sussex United States |
Cpl Vaughn O Hall Dr. / Carmean Way / College Park Dr. (38.70115, -75.40609) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2014 | Year Completed estimated (2011-2015). |
|
Lewes,
DE Sussex United States |
Tigress Rd. / Simpler Branch (38.67613, -75.19151) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Millsboro,
DE Sussex United States |
Sheep Pen Rd. / Olney Way (38.59665, -75.32414) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2020-2022). |
|
Ocean View,
DE Sussex United States |
Old Mill Way / Old Mill Way (38.55903, -75.08412) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Warwick,
RI Kent United States |
Inskip Blvd. / (parking) (41.69807, -71.49859) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Warwick,
RI Kent United States |
Inskip Blvd. / (parking) (41.69738, -71.49934) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Erie,
CO Boulder United States |
Austin Ave. / E County Line Rd. / Pinnacle Blvd. (40.03307, -105.05554) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
5 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2026 | https://www.erieco.gov/2506/Austin-Ave-Roundabout. |
|
Richland,
WA Benton United States |
Dallas Rd. / Ava Way (46.22523, -119.34755) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 54.8640 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.richlandwa.gov/Home/Components/News/News/2004/17. |
|
Richland,
WA Benton United States |
Dallas Rd. / Trowbridge Blvd. (46.22098, -119.34572) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.richlandwa.gov/Home/Components/News/News/2004/17. |
|
West Lancaster,
OH Fayette United States |
SR 435 / SR 729 / Bluegrass Blvd. (39.61068, -83.58705) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Single-Lane |
2024 | Add-lane right-turn bypass lane on north leg. |
|
Leland,
NC Brunswick United States |
New Pointe Blvd. / Ocean Gate Plaza (34.21287, -78.02197) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2026 | Raindrop shaped. https://www.townofleland.com/projects/ocean-gate-plaza-intersection-improvements |
|
Dade City,
FL Pasco United States |
US 98-US 301 / US 301 / US 98 (7th St. S) (28.35517, -82.18777) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2025 | https://www.fdottampabay.com/project/939/256423-3-52-01. |
|
St John’s,
Newfoundland and Labrador Division 1 Canada |
Heavy Tree Rd / Rte 2 WB Ramps (47.50130, -52.78910) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 60.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2025 | https://www.facebook.com/NFLDBulletin/posts/heavy-tree-rd-roundabout-now-open-good-news-for-commuters-after-weeks-of-closure/122154992696836930/ |
|
Fresno,
CA Fresno United States |
Alicante Dr. / Portofino Dr. (36.90322, -119.73420) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2024 | Year Completed estimated (2024-2025). |
|
Clovis,
CA Fresno United States |
Loma Vista Pkwy. / Highland Ave. (36.80662, -119.62751) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
(unincorporated),
TX Fort Bend United States |
Sienna Lakes / Park Crossing (29.48508, -95.48447) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 54.8637 |
Other (At-Grade) Single-Lane |
2026 | |
|
Kirkland,
WA King United States |
NE 85th St. / I-405 SB Ramps (47.67918, -122.18535) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2026 | Raindrop shaped. https://www.kirklandwa.gov/Whats-Happening/News/Meet-the-Oblong-Roundabout-at-the-I-405-NE-85th-Street-Interchange. |
|
Kirkland,
WA King United States |
NE 85th St. / I-405 NB Ramps (47.67924, -122.18375) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2026 | Raindrop shaped. https://www.kirklandwa.gov/Whats-Happening/News/Meet-the-Oblong-Roundabout-at-the-I-405-NE-85th-Street-Interchange. |
|
Bunbury,
Western Australia Harvey Australia |
Kingston Dr. / Norfolk Ln. / Balwyn Rd. (-33.26691, 115.74535) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Braidwood Dr. / Balwyn Rd. (-33.26538, 115.75088) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Balwyn Rd. / Barton Dr. (-33.26597, 115.74794) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Burwood Rd. / Burleigh Dr. (-33.26310, 115.74643) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Burwood Rd. / Barton Dr. (-33.26274, 115.74724) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Burwood Rd. / Macquarie Dr. (-33.26240, 115.74807) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Burwood Rd. / Kelston Way (-33.26206, 115.74890) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-lane w/ Traversable Central Island |
||
|
Bunbury,
Western Australia Harvey Australia |
Sherwood Rd. / Burleigh Dr. (-33.26152, 115.74457) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Sherwood Rd. / Barton Dr. (-33.26078, 115.74478) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Sherwood Rd. / Macquarie Dr. (-33.26009, 115.74499) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Brighton Rd. / Glenfield Dr. (-33.25988, 115.74079) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Brighton Rd. / Macquarie Dr. (-33.26053, 115.74128) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Brighton Rd. / Barton Dr. (-33.26119, 115.74177) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Brighton Rd. / Burleigh Dr. (-33.26182, 115.74224) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Holbrook St. / Burleigh Dr. (-33.26283, 115.74127) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Holbrook St. / Barton Dr. (-33.26262, 115.74042) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Holbrook St. / Macquarie Dr. (-33.26241, 115.73956) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Holbrook St. / Glenfield Dr. (-33.26219, 115.73866) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Barwon Way / Lochart Rd. (-33.25618, 115.74352) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
Bunbury,
Western Australia Harvey Australia |
Barwon Way / Waverley Rd. (-33.25764, 115.74331) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
||
|
West Palm Beach,
FL Palm Beach Co. United States |
S. Quadrille Blvd. (El Campeon Blvd.) / Fern St. (26.71040, -80.05505) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | Replaced with TWSC 1995-1999; signalized in 2019. |
|
Daytona Beach,
FL Volusia Co. United States |
Seabreeze Circle (Seabreeze Bridge / Mason Ave. / Ballough Dr.) (29.22941, -81.02484) |
Rotary Removed |
All-Way Yield Unknown |
0 Approaches 0 Driveways 42.7326 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | Replaced with construction of new Seabreeze Bridge. Year Completed estimated (1995-1999). ICD estimated from Google Maps linework. |
|
Lutherville-Timonium,
MD Baltimore Co. United States |
MD 139 (Charles St.) / Bellona Ave. (39.41790, -76.62900) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Two-lane circulatory roadway across northern half. |
|
East Lansing,
MI Ingham Co. United States |
Bogue St. / Shaw Ln. (42.72575, -84.47185) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Roundabout built in 2000, removal date estimated (2013-2015). |
|
Greenwich,
CT Fairfield Co. United States |
King St. / Rye Lake Ave. (41.07508, -73.70280) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2006 | Temporary roundabout installed May 12, 2004. Functional Class: Local. |
|
Chesterfield,
MO St. Louis Co. United States |
Schoettler Valley Dr. / Highcroft Dr. (38.64415, -90.55331) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 17.7235 |
Other (At-Grade) Single-Lane |
1999 | Temporary roundabout installed in Fall 1999. Removed September 25, 2000 due to negative public opinion. Intersection returned to AWSC. Functional Class: Local ICD estimated from Google Maps linework. |
|
Claremont,
CA Los Angeles Co. United States |
Indian Hill Blvd. / Bonita St. (34.09662, -117.71930) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2000 | Temporary roundabout installed in August 1999, removed in April 2000. Strong public negative opinion cited as reason for removal. (Westernite, July-August 2000, pp. 2-3) |
|
Woodland,
CA Yolo Co. United States |
Gum Ave. / Bourn Dr. (38.66820, -121.74710) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 64.3428 |
Other (At-Grade) Single-Lane |
2008 | Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
Amelia Island,
FL Nassau Co. United States |
Beach Walker Rd. / Beachwood Rd. (30.55425, -81.44608) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
2012 | Roundabout completed before 1999, removed 2011-2013. |
|
Advance,
NC Davie Co. United States |
NC 801 / I-40 EB Ramps (36.00655, -80.44083) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 17.3907 |
Freeway Ramps (Grade-Separated) Single-Lane |
2002 | Developer-built "temporary" intersection fix. Previously controlled by one-way stop ICD estimated from Google Maps linework. |
|
Phoenix,
AZ Maricopa Co. United States |
Happy Valley Rd. / I-17 NB Ramps (33.71291, -112.11477) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 64.0077 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2020 | Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442 |
|
Phoenix,
AZ Maricopa Co. United States |
Happy Valley Rd. / I-17 SB Ramps (33.71292, -112.12019) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 62.4840 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2020 | Initially constructed 2002, revised 2005. Removed in 2020, replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. https://azdot.gov/adot-blog/requiem-roundabouts-least-ones-happy-valley-road 21442 |
|
Columbia,
MO Boone Co. United States |
Business Loop 70 / I-70 WB Ramps / Creasy Springs Rd. (38.96655, -92.35241) |
Roundabout Removed |
All-Way Yield Unknown |
5 Approaches 0 Driveways 94.7178 |
Freeway Ramps (Grade-Separated) Single-Lane |
1996 | First roundabout in Missouri by Missouri DOT. Originally built in 1996 per article: https://www.voxmagazine.com/news/all-about-roundabouts-in-columbia/article_93724b2b-8b20-5228-b4de-315c5c3d2004.html. Replaced with roundabout to immediate west. ICD estimated from Google Maps linework. |
|
East Lansing,
MI Ingham Co. United States |
Wilson Rd. / Red Cedar Rd. (42.72324, -84.48238) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 23.6898 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
|
East Lansing,
MI Ingham Co. United States |
Bogue St. / Wilson Rd. (42.72326, -84.47186) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 36.8508 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. | |
|
Fort Collins,
CO Larimer Co. United States |
College Ave. / Laporte Ave. (40.58899, -105.07720) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 26.3021 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. | |
|
Fort Collins,
CO Larimer Co. United States |
Silverwood Dr. / Centennial Rd. (40.54545, -105.05120) |
Traffic Calming Circle Removed |
All-Way Yield None |
4 Approaches 0 Driveways 31.7646 |
Other (At-Grade) Single-Lane |
Small almost mini-roundabout used for traffic calming measure. People drove through plastic posts, rendering roundabout useless; idea scrapped in less than 6 mo. Functional Class: Collector ICD estimated from Google Maps linework. | |
|
Hanover,
MD Anne Arundel Co. United States |
Arundel Mills Blvd. / MD 295 NB Ramps (39.15573, -76.74459) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 26.8575 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. Replaced with DDI |
|
Hanover,
MD Anne Arundel Co. United States |
Arundel Mills Blvd. / MD 295 SB Ramps (39.15677, -76.74617) |
Roundabout Removed |
All-Way Yield None |
2 Approaches 0 Driveways 66.6796 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. Replaced with DDI. |
|
Provo,
UT Utah Co. United States |
Veterans Pkwy. / Edgewood Dr. (Shops at Riverwoods) (40.29899, -111.65785) |
Other Removed |
All-Way Yield None |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2010 | Initially constructed 1999. Converted 2010-2011 into pedestrian use only as part of outdoor mall. |
|
Colorado Springs,
CO El Paso Co. United States |
(parking lot #1) (39.01388, -104.81080) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 21.3437 |
Other (At-Grade) Single-Lane |
2013 | Originally built 2004. Removal date estimated (2011-2015). ICD estimated from Google Maps linework. |
|
Edmonton,
AB Edmonton Capital Region Canada |
Connors Rd. NW / 85th St. NW / 83rd St. NW / 90th Ave. NW (53.52501, -113.45750) |
Rotary Removed |
Unknown Unknown |
5 Approaches 0 Driveways 25.5598 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2019 | Rotary converted to signalized intersection in 2019 to make way for LRT. https://edmontonjournal.com/news/local-news/love-it-or-hate-it-bonnie-doon-traffic-circle-to-be-removed-in-favour-of-four-way-intersection/ |
|
Abbotsford,
BC Fraser Valley Regional District Canada |
Mt Lehman Rd. / Old Yale Rd. / Hwy 1 WB Entrance Ramp (49.05889, -122.38131) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 44.0000 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2022 | Roundabout (multilane, 2x2) constructed 2006 to replace a two-way stop intersection. Roundabout replaced with traffic signal in 2022. |
|
West Richland,
WA Benton Co. United States |
Bombing Range Rd. / Keene Rd. (46.26271, -119.34237) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2005 | Free-flow bypass lane on east leg. Opened October 2005 as single-lane roundabout. Removed 2021-2025 and replaced with signalized intersection. Plans underway to replace with signalized intersection: https://www.tricitiesbusinessnews.com/2021/12/wr-traffic-circle/ |
|
Altoona,
IA Polk Co. United States |
10th Ave. SE / 15th St. SE (41.63733, -93.45121) |
Other Removed |
Unknown Unknown |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
2024 | No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php |
|
Olathe,
KS Johnson Co. United States |
Indian Wells Dr. / Spruce St. (38.88568, -94.85022) |
Roundabout Removed |
All-Way Yield None |
2 Approaches 0 Driveways 44.6239 |
Other (At-Grade) Single-Lane |
2002 | Replaced in 2015 with new roundabout in location shifted slightly to west. ICD estimated from Google Maps linework. |
|
Baraboo,
WI Sauk Co. United States |
Old US 12 / CTH BD (43.48896, -89.77718) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2010 | Constructed in 2010. Removed in 2017(?) due to bypass expansion. |
|
Prior Lake,
MN Scott Co. United States |
Dakotah Pkwy / (casino access) (44.73231, -93.47141) |
Roundabout Removed |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2017 | Originally constructed 2008. Through arrows instead of left arrows on approach. Removed in 2017-2018 with conversion to one-way roadway around the casino. |
|
Portland,
OR Multnomah Co. United States |
NE 7th Ave. / NE Morris St. (45.54468, -122.65860) |
Traffic Calming Circle Removed |
One-Way/Two-Way Stop None |
3 Approaches 0 Driveways 128.8135 |
Other (At-Grade) Single-Lane |
2013 | Neighborhood traffic circle was installed 1/9/1992. Removed in 2013 as part of upgrades to the Neighborhood Greenway. Added speed humps nearby. ICD estimated from Google Maps linework. |
|
Bloomington,
IL McLean Co. United States |
Royal Pointe Dr. / Arrowhead Dr. (40.49332, -88.93045) |
Traffic Calming Circle Removed |
Other None |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2014 | Removed sometime between 2012 and 2015. |
|
Bellingham,
WA Whatcom Co. United States |
Everson Goshen Rd. / E Smith Rd. (48.83302, -122.37674) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2019 | Open June 2015. Removed 2018-2020 and replaced with all-way stop control. |
|
Ceres,
CA Stanislaus Co. United States |
North St. / 4th St. (37.59167, -120.95337) |
Roundabout Removed |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2018 | Originally constructed in 2004 as single-lane roundabout. Replaced with all-way stop in 2017-2018. |
|
Bentonville,
AR Benton Co. United States |
N Walton Blvd. / I-49 SB Ramps (36.41346, -94.22015) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 91.4400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x2 max) |
2016 | Roundabout constructed in 2016. Removed 2020-2021 to reconfigure interchange as a single-point diamond interchange with a different mainline alignment. Circulatory roadway in front of south leg had a through-right arrow in the left circulating lane and a fishhook through arrow with a dot in the right lane. |
|
Swindon,
England Wilts United Kingdom |
Fleming Way / Princes St. (51.56262, -1.78059) |
Roundabout Removed |
All-Way Yield Unknown |
4 Approaches 0 Driveways 71.2766 |
Other (At-Grade) Unknown |
ICD estimated from Google Maps linework. |