|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Fruitville,
FL Sarasota Co. United States |
Initiative Blvd. / Clementine Ct. (27.34046, -82.44256) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2020 | |
|
Bradenton,
FL Manatee Co. United States |
Lighthouse Dr. / (parking) (27.49371, -82.46907) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2019 | Serves big box retail store. Edge line extension across exits. |
|
Bradenton,
FL Manatee Co. United States |
(unknown) / (unknown) (27.49100, -82.46612) |
Unknown Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.4048 |
Other (At-Grade) Single-Lane |
2023 | |
|
Bradenton,
FL Manatee Co. United States |
1st Ave. E / (unknown) (27.49736, -82.48657) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 46.3296 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2011 | |
|
Parrish,
FL Manatee Co. United States |
Little River Way / Grand River Pkwy. (27.59883, -82.44223) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 57.9120 |
Other (At-Grade) Single-Lane |
2019 | Through-right arrow on south leg. Stop controlled on approach from parking lot. |
|
Parrish,
FL Manatee Co. United States |
Charlotte Dr. / Bella Lago Blvd. (27.60985, -82.42227) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2020 | Through arrow on each entry, exit, and circulatory roadway segment. |
|
Parrish,
FL Manatee Co. United States |
(unknown) / (unknown) (27.61438, -82.43315) |
Unknown Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
2023 | |
|
Harrison Township,
MI Macomb Co. United States |
Sail Rd. / Metro Pkwy. (42.57551, -82.79958) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5008 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2013 | Built as part of parking lot reconfiguration. Painted splitter islands. No speed control on north leg. |
|
Harrison Township,
MI Macomb Co. United States |
Metro Pkwy. / Sail Rd. (42.57735, -82.79673) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2013 | Built as part of parking lot reconfiguration. Painted splitter islands. Through bypass lane on northwestbound approach. |
|
Nisswa,
MN Crow Wing Co. United States |
CSAH 77 / Nokomis Ave. (46.49744, -94.31374) |
Roundabout Existing |
All-Way Yield Rectangular Rapid Flashing Beacon (RRFB) |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | North leg is exit only. RRFB on western leg only. No ped crossing on eastern leg. https://blog.widseth.com/video-new-roundabout-improves-safety-at-busy-nisswa-intersection https://widseth.com/77roundabout/ |
|
Raymore,
MO Cass Co. United States |
MO 58 (E Walnut St.) / N Prairie Ln. / S Prairie Ln. (38.80333, -94.42059) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.modot.org/route-58-intersection-improvements |
|
O'Fallon,
MO St. Charles Co. United States |
Hwy DD / Dalriada Blvd. (38.74631, -90.75882) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2022 | Right-turn-only lanes on southwest and northeast legs. Appears to be convertible to 2x1. https://www.sccmo.org/DocumentCenter/View/18378/OF_HIGHWAY-DD |
|
Nixa,
MO Christian Co. United States |
W Pembrook Ave. / S Norton Rd. (37.03000, -93.30859) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2023 | No splitter island south leg. https://www.nixa.com/blog/2023/06/29/nixa-set-to-open-truman-blvd-tomorrow/ |
|
Wentzville,
MO St. Charles Co. United States |
Prospect Rd. / I-64 EB Exit Ramp (38.79596, -90.82043) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6717 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). |
|
Wentzville,
MO St. Charles Co. United States |
Prospect Rd. / Corporate Pkwy. / I-64 WB Exit Ramp (38.79597, -90.81810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Freeway Ramps (Grade-Separated) Single-Lane |
2008 | Interchange replaced single at-grade intersection. Year Completed estimated (2008-2009). |
|
O'Fallon,
MO St. Charles Co. United States |
Connecting Rd. / Alta Mira Ct. / MO 364 WB Ramps (38.76954, -90.74393) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Freeway Ramps (Grade-Separated) Single-Lane |
2014 | |
|
O'Fallon,
MO St. Charles Co. United States |
Paul Renaud Blvd. / Lake St Louis Blvd. / Curtis Ln. (38.75382, -90.80034) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2017-2018). |
|
O'Fallon,
MO St. Charles Co. United States |
Technology Dr. / Waterbury Falls Dr. (38.71843, -90.69627) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2002-2003). Southwest leg added 2008-2009. |
|
O'Fallon,
MO St. Charles Co. United States |
Technology Dr. / Progress Point Pkwy. / (parking) (38.71685, -90.69499) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2003 | Year Completed estimated (2002-2003). |
|
Weldon Spring,
MO St. Charles Co. United States |
Weldon Spring Rd. / Technology Dr. / Siedentop Rd. (38.71551, -90.68906) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2004 | Painted splitter island on east leg. Year Completed estimated (2003-2004). |
|
Port Townsend,
WA Jefferson Co. United States |
SR 20 / Kearney St. (48.11000, -122.77066) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2023 | |
|
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). |
|
Owatonna,
MN Steele Co. United States |
SE 18th St. / Bixby Rd. (44.06634, -93.19513) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2023 | https://www.southernminn.com/owatonna_peoples_press/news/continually-delayed-bixby-roundabout-finally-opens/article_c3d04d46-8eef-11ee-9f5e-77403423ef25.html |
|
Elizabethtown,
KY Hardin Co. United States |
Dolphin Dr. / Josale Dr. (37.71112, -85.83757) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Elizabethtown,
KY Hardin Co. United States |
New Glendale Rd. / Elizabethtown Bypass (37.67603, -85.85938) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Elizabethtown,
KY Hardin Co. United States |
Woodland Dr. / Hill St. / Layman Ln. (37.71200, -85.87922) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Elizabethtown,
KY Hardin Co. United States |
Public Square: US 31W (W Dixie Ave. - E Dixie Ave.) / N Main St. / S Main St. (37.69311, -85.85806) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Building with pedestrian access in central island; parking along circulatory roadway. | |
|
Bardstown,
KY Nelson Co. United States |
US 31E / US 62 (37.80990, -85.47191) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2023 | |
|
Fort Knox,
KY Hardin Co. United States |
Chaffee Ave. / N Knox St. / Dixie St. (37.89491, -85.95675) |
Other Existing |
All-Way Yield None |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
No splitter islands. | |
|
Elizabethtown,
KY Hardin Co. United States |
Hickory Ln. / Langley Trace (37.68904, -85.89330) |
Other Existing |
All-Way Yield None |
3 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
|
Elizabethtown,
KY Hardin Co. United States |
Blue Heron Way / Freeman Lake Park Rd. (37.72353, -85.87678) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on three legs. | |
|
Youngsville,
LA Lafayette Par. United States |
Chemin Metairie Rd. / Detente Rd. (30.09046, -92.00503) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2020-2021). |
|
Youngsville,
LA Lafayette Par. United States |
Chemin Metairie Rd. / Savoy Rd. (30.09469, -92.01512) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://1079ishot.com/progress-road-construction-roundabout-youngsville-chemin-metairie-savoy/ |
|
Broussard,
LA Lafayette Par. United States |
W Fairfield Dr. / S Bernard Rd. (30.11737, -91.97755) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Single-Lane |
2017 | Merging right-turn bypass lane on north leg. Add-lane right-turn bypass lane on east leg. Year Completed estimated (2017-2018). |
|
Binghamton,
NY Broome Co. United States |
US 11 (Upper Front St.) / I-81 NB Ramps (42.12299, -75.90472) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2022 | https://www.binghamtonhomepage.com/news/new-roundabout-opens-on-upper-front-st/ https://www.wbng.com/2022/06/22/one-roundabout-completed-one-more-go-town-dickinson-see-bridge-completion-new-traffic-patterns/ |
|
North Ridgeville,
OH Lorain Co. United States |
Gatestone Rd. / Gatewood Dr. / Riverwood Dr. (41.36401, -81.98573) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2021 | Originally circular intersection with pedestrian access to circulatory roadway. Converted to roundabout 2020-2021. One-stage pedestrian crossings. |
|
Lorain,
OH Lorain Co. United States |
Oak Point Estates (41.42122, -82.24337) |
Traffic Calming Circle Existing |
Unknown Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Lorain,
OH Lorain Co. United States |
Oak Point Estates (41.42126, -82.24709) |
Traffic Calming Circle Existing |
Unknown Unknown |
2 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Avon Lake,
OH Lorain Co. United States |
Belmar Blvd. / Brookcrest Pl. (41.49385, -82.03960) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
No splitter islands on two legs. | |
|
Avon Lake,
OH Lorain Co. United States |
Fairport Dr. / Fairport Dr. (41.48817, -82.03971) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Avon Lake,
OH Lorain Co. United States |
English Turn / Breakers Blvd. / Heron Bay (41.48501, -82.00869) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
Pedestrian access to central island. | |
|
Cedar Road Corridor,
OH Cuyahoga Co. United States |
Warrensville Center Rd. / Fairmount Blvd. / University Blvd. / John Carroll Blvd. / N Park Blvd. (41.48648, -81.53627) |
Signalized Roundabout/Circle Existing |
Signal Unknown |
8 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (3+ Lane) |
Hamburger shaped. | |
|
Chagrin Valley,
OH Cuyahoga Co. United States |
Gates Mills Blvd. / Fairmount Blvd. / Lander Rd. (41.49193, -81.46312) |
Other Existing |
Unknown Unknown |
6 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Chagrin Valley,
OH Cuyahoga Co. United States |
Som Center Rd. / Gates Mill Blvd. / Woodhark Dr. (41.50843, -81.43827) |
Other Existing |
Unknown Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Chagrin Valley,
OH Cuyahoga Co. United States |
Norvale Cir. E / Surrey Pl. / Carriage Pl. (41.51117, -81.42208) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
Raindrop shaped. | |
|
Benjamin Crossing,
IN Tippecanoe Co. United States |
Chilton Dr. (40.35858, -86.85344) |
Other Existing |
Unknown Unknown |
2 Approaches 3 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Cedar Rapids,
IA Linn Co. United States |
Kirkwood Blvd. / Woodstone Ln. SW (41.89597, -91.65653) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | Year Completed estimated (2021-2022). |
|
Pullman,
WA Whitman Co. United States |
SR 27 / Whelan Rd. (46.75994, -117.16896) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 32.0037 |
Other (At-Grade) Single-Lane |
2022 | Opened August 2022. Developer mitigation project. |
|
Poplar,
MT Roosevelt Co. United States |
US 2 / 13th Ave. E (48.11433, -105.17243) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2014-2021). |
|
Albemarle,
NC Stanly Co. United States |
Ridge St. / Carter Acres Rd. (35.40272, -80.15689) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | Year Completed estimated (2019-2022). |
|
Albemarle,
NC Stanly Co. United States |
Ridge St. / Mountain View Church Rd. (35.39623, -80.15732) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2019-2022). |
|
Blackshear,
GA Pierce Co. United States |
County Farm Rd. / Alabama Woods Dr. (31.34834, -82.22002) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2017-2022). |
|
Bowling Green,
KY Warren Co. United States |
Parkside Ct. / Cove Dr. (36.99073, -86.47131) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2018-2022). |
|
Bowling Green,
KY Warren Co. United States |
N Sunrise Dr. / Cove Dr. / Woodway St. (36.99346, -86.47154) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.8600 |
Other (At-Grade) Single-Lane |
2020 | Year Completed estimated (2018-2022). |
|
China,
MI St. Clair Co. United States |
Fred W Moore Hwy. / Wadhams Rd. (42.81537, -82.55479) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | Year Completed estimated (2019-2022). |
|
Columbus,
MS Lowndes Co. United States |
Military Rd. / US 82 EB Ramps (33.51801, -88.41368) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/ |
|
Columbus,
MS Lowndes Co. United States |
Military Rd. / US 82 WB Ramps (33.51915, -88.41193) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | https://cdispatch.com/news/2020-11-19/military-road-roundabout-project-to-reach-completion-by-end-of-november/ |
|
Dahlonega,
GA Lumpkin Co. United States |
GA 9 (Dawsonville Hwy.) / GA 52 (34.52029, -84.04569) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Single-Lane |
2021 | |
|
Fond du Lac,
WI Fond Du Lac Co. United States |
Fond du Lac Ave. / Rienzi Rd. / National Ave. (43.76212, -88.42196) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2021 | Combined two T-intersections. Year Completed estimated (2020-2021). |
|
Hoschton,
GA Barrow Co. United States |
GA 211 / Old Hog Mountain Rd. / Covered Bridge Rd. (34.06993, -83.78637) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | |
|
Laurel,
MS Jones Co. United States |
Sawmill Rd. / Sixth Ave. / Central Ave. (31.69357, -89.13285) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | Central Ave is one-way exiting roundabout. http://laurelmainstreet.com/tag/roundabout/ |
|
James City,
NC Craven Co. United States |
Terminal Dr. / Airline Dr. / (parking) (35.07889, -77.03292) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2021 | Only 2 approaches but 4 exits. Year Completed estimated (2019-2022). |
|
Palm Beach Gardens,
FL Palm Beach Co. United States |
Campus Dr. / Fairchild Ave. (26.84129, -80.08277) |
Other Existing |
Uncontrolled None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2021 | Pedestrian crossings next to circulatory roadway. Year Completed estimated (2021-2022). |
|
Palm Coast,
FL Flagler Co. United States |
Pinnacles Dr. / Pinnacles Dr. (29.47417, -81.19097) |
Other Existing |
Unknown Unknown |
2 Approaches 4 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Vancouver,
WA Clark Co. United States |
SR 500 (NE Fourth Plain Rd.) / NE182nd Ave. (45.67192, -122.48864) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 26.8221 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2022 | Compact roundabout. WSDOT project. Completed August 20, 2022. Colored apron with asphalt interior. |
|
Mantua,
OH Portage Co. United States |
SR 82 / Chamberlain Rd. (41.30863, -81.28112) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.record-courier.com/story/news/2022/07/30/mantua-roundabout-finally-open-odot-says-improve-safety/10173568002/ |
|
Castle Rock,
CO Douglas Co. United States |
Plum Creek Pkwy. / S Eaton Cir. / Eaton St. (39.36073, -104.83311) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.1960 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2020 | Elliptical shaped. ICD = 145 ft x 115 ft. Year Completed estimated (2020-2021). |
|
Castle Rock,
CO Douglas Co. United States |
S Ridge Rd. / Rapport Dr. (39.35511, -104.81475) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2020 | |
|
Castle Rock,
CO Douglas Co. United States |
Autumn Sage St. / Valley View Dr. (39.38026, -104.81919) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Single-Lane |
2016 | Year Completed estimated (2015-2017). |
|
Castle Rock,
CO Douglas Co. United States |
N Rocky View Rd. / Valley View Rd. / High Point Rd. (39.38189, -104.81125) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.4840 |
Other (At-Grade) Single-Lane |
2016 | Year Completed estimated (2015-2017). |
|
Castle Pines,
CO Douglas Co. United States |
Westbridge Dr. / Cross Canyon Trl. (39.45951, -104.85287) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Single-Lane |
2019 | Year Completed estimated (2018-2019). |
|
Parker,
CO Douglas Co. United States |
Cross Canyon Trl. / Canyon Forge Dr. (39.47008, -104.85988) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.8160 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2018-2019). |
|
Selbyville,
DE Sussex Co. United States |
Sand Cove Rd. / Crosswinds Landing / Williamsville Rd. (38.45556, -75.10488) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Millsboro,
DE Sussex Co. United States |
Sterling Blvd. / Peninsula Esplanade (38.60821, -75.16426) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Marriottsville,
MD Howard Co. United States |
Sand Hill Rd. / Sand Hill Manor Dr. / Mount View Rd. (39.31018, -76.93043) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.9560 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2002). |
|
Ijamsville,
MD Frederick Co. United States |
Whiskey Rd. / Whiskey Ct. (39.36078, -77.30012) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Ijamsville,
MD Frederick Co. United States |
Royal Saint Andrews Pl. / Quail Creek Pl. (39.38039, -77.30788) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Ballenger Creek,
MD Frederick Co. United States |
Newton Dr. / Hiteshow Dr. / Cheatham Way (39.36597, -77.44595) |
Other Existing |
Unknown Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Frederick,
MD Frederick Co. United States |
Jefferson Station Blvd. / Jefferson Commons Way (39.39479, -77.44916) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.7200 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2015 | Year Completed estimated (2013-2015). |
|
Ballenger Creek,
MD Frederick Co. United States |
Jefferson Technology Pkwy. / (unknown) (39.39256, -77.45666) |
Unknown Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Boonsboro,
MD Washington Co. United States |
Monument Dr. / West Wing Way (39.50248, -77.65503) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Boonsboro,
MD Washington Co. United States |
Monument Dr. / Midlothian Way (39.50117, -77.65254) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Boonsboro,
MD Washington Co. United States |
Monument Dr. / East Wing Way (39.50047, -77.65002) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Winona,
MN Winona Co. United States |
US 14-US 61 / STH 43 (44.02956, -91.62216) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2022 | https://www.youtube.com/watch?v=xA9c17OwsGk |
|
Urbana,
MD Frederick Co. United States |
Stone Barn Dr. / Longleaf Dr. (39.33278, -77.36713) |
Unknown Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Gaithersburg,
MD Montgomery Co. United States |
Perry Pkwy. / (parking) (39.14899, -77.21048) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.2440 |
Other (At-Grade) Multilane (2 Lane, 2x1 max) |
2004 | Year Completed estimated (2002-2005). |
|
Redland,
MD Montgomery Co. United States |
Columbus Ave. / Gramercy Blvd. (39.12362, -77.16494) |
Other Existing |
All-Way Stop Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
King Farm,
MD Montgomery Co. United States |
Pleasant Circle (39.11623, -77.17518) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
Pedestrian access to central island. | |
|
Potomac,
MD Montgomery Co. United States |
10600 Morning Field Dr. / Sunny Brooke Ln. / Sunny Brooke Pl. (39.07423, -77.21561) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Potomac,
MD Montgomery Co. United States |
Broad Green Dr. / Clagett Farm Dr. (39.04566, -77.19669) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
|
Potomac,
MD Montgomery Co. United States |
Larkmeade Ln. / Bells Ridge Dr. (39.03483, -77.16775) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Leesburg,
VA Loudoun Co. United States |
Beauregard Dr. SE / Fortress Cir. SE (39.09720, -77.55053) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
|
Paeonian Springs,
VA Loudoun Co. United States |
Charles Town Pike / SR 7 WB Ramps (39.14190, -77.61205) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, 2x1 max) |
2015 | Year Completed estimated (2014-2016). |
|
Marana,
AZ Pima Co. United States |
N Sandario Rd. / W Twin Peaks Rd. (32.38076, -111.21671) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.maranaaz.gov/news/2022/5/25/traffic-alert-construction-on-a-new-roundabout-located-at-the-twin-peaks-and-sandario-road-intersection |
|
Carpinteria,
CA Santa Barbara Co. United States |
Ogan Rd. / Via Real / US 101 NB On-Ramp (34.40144, -119.51551) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.1000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2020 | https://www.coastalview.com/news/roadways-open-with-improvements/article_979e3586-c6f1-11ea-bc84-b3d50932177b.html |
|
Lima,
OH Allen Co. United States |
Market St. / Main St. (40.73998, -84.10498) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
2022 | https://www.hometownstations.com/news/more-downtown-parking-being-added-now-that-roundabout-in-limas-town-square-is-open/article_b354ae8e-085a-11ed-8496-e7e7595f316f.html [Note: previous intersection looked somewhat like a roundabout. Not quite round and it had stop signs on the N-S approaches and only pedestrian stop lights on E-W approaches.] |
|
Baton Rouge,
LA East Baton Rouge Par. United States |
Stumberg Ln. / Womans Way (30.38264, -91.03593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2012 | Year Completed estimated (2011-2013). |
|
Port Vincent,
LA Livingston Par. United States |
LA 16 (Petes Hwy.) / LA 447 (Walker South Rd.) (30.35577, -90.84991) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2022 | |
|
Baton Rouge,
LA East Baton Rouge Par. United States |
N Stadium Rd. / Field House Dr. (30.41398, -91.18246) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2006 | On campus of Louisiana State University. |