|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
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 |
|
Aspen,
CO Pitkin Co. United States |
SR 82 / Maroon Creek Rd. / Castle Creek Rd. (39.19557, -106.84025) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | |
|
Gatineau,
QC Outaouais Region Canada |
Blvd. St.-Joseph (Rte. 105) / Rue Montcalm (45.43146, -75.73314) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
3 Approaches 0 Driveways 23.4678 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Opened December 9, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / N. Uinta Way (39.71986, -104.89070) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 50.5258 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
|
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / Yosemite St. (39.72373, -104.88400) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 51.4416 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
|
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Johnson Rd. / 16th St. (39.74207, -105.20060) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.6526 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Lunnonhaus Dr. (39.74062, -105.19840) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island. |
|
Golden,
CO Jefferson Co. United States |
S. Golden Rd. / Utah St. (39.73919, -105.19620) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.8782 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Columbine,
CO Jefferson Co. United States |
S. Simms St. / W. Quincy Ave. (39.63865, -105.12860) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0301 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. |
|
Loveland,
CO Larimer Co. United States |
Rocky Mountain Ave. / Foxtrail Dr. (40.40924, -105.00230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9231 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1994 | Entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Loveland,
CO Larimer Co. United States |
Rocky Mountain Ave. / McWhinney Blvd. (40.41059, -105.00230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.6504 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1994 | Adjacent to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Milwaukee,
WI Milwaukee Co. United States |
S. 6th St. / W. Virginia St. / Florida St. (43.02698, -87.91770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.7816 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Built as terminal of new bridge. Signal located downstream approximately 150-200 feet away (estimated) that queues back through roundabout during weekday p.m. peak. No lane designations on approach. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Lacey,
WA Thurston Co. United States |
Marvin Rd. NE / Main St. NE (47.06709, -122.76828) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Roundabout installed, although cross street not initially constructed. |
|
Wisconsin Rapids,
WI Wood Co. United States |
STH 54 (2nd Ave.) / Gaynor Ave. / 17th Ave. (44.38025, -89.84447) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.3874 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Opened September 2004. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Overland Park,
KS Johnson Co. United States |
110th St. / Lamar Ave. (38.92910, -94.65830) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.3130 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Concrete paving. Adjacent to convention center. ICD estimated from Google Maps linework. |
|
Brookfield,
WI Waukesha Co. United States |
Barker Rd. (CTH Y) / North Ave. (CTH M) (43.06136, -88.16629) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9042 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2010 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Coral Gables,
FL Miami-Dade Co. United States |
Ponce de Leon Blvd. / Greco Ave. / Ruiz Ave. (25.73047, -80.25832) |
Roundabout Existing |
All-Way Yield Unknown |
6 Approaches 0 Driveways 49.4917 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. |
|
Colorado Springs,
CO El Paso Co. United States |
Chapel Hills Dr. / Divot Trl. (38.97569, -104.77560) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.7116 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Indianapolis,
IN Marion Co. United States |
Monument Circle [Market St. / Meridian St.] (39.76848, -86.15804) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1820 | Most famous traffic circle in the State of Indiana. Completed 1820. |
|
Johnson City,
NY Broome Co. United States |
Riverside Dr. / Floral Ave. / Rte 201 Ramps (42.10678, -75.96601) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 60.9600 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2005 | http://www.dot.state.ny.us/reg/r9/cur_project/circle/about/index.html |
|
(unincorporated),
OR Clackamas Co. United States |
SW Stafford Rd. / SW Borland Rd. (45.37472, -122.70240) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.6945 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Rainey Tr. (28.91345, -81.99847) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3183 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | 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. | |
|
Loveland,
CO Larimer Co. United States |
E. 13th St. / N. Denver Ave. (40.40520, -105.04480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.7445 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Southbound approach has two-lane approach with right-turn-only lane; all other approaches are single-lane. Traffic from SuperWalMart and movie theatre go through roundabout to get to NB Denver to get to US 34/Eisenhower. Functional Class: Collector ICD estimated from Google Maps linework. |
|
Modesto,
CA Stanislaus Co. United States |
Sylvan Ave. / Millbrook Ave. (37.68898, -120.93520) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.3658 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Urbana,
MD Frederick Co. United States |
Sugarloaf Pkwy. / Denison St. (39.33490, -77.34180) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 36.9503 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | ICD estimated from Google Maps linework. |
|
La Quinta,
CA Riverside Co. United States |
Jefferson St. / Avenue 52 (33.67096, -116.26870) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.6860 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | RT bypass lanes on all legs. ICD estimated from Google Maps linework. |
|
Sioux Falls,
SD Minnehaha Co. United States |
69th St. / Southeastern Ave. (43.48928, -96.68768) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.7250 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | ICD estimated from Google Maps linework. |
|
Sterling Heights,
MI Macomb Co. United States |
Utica Rd. / Dodge Park Rd. (42.59179, -83.01110) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 43.9629 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Lacey,
WA Thurston Co. United States |
College St. / 45th Ave. (47.00710, -122.82310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.0923 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Lacey,
WA Thurston Co. United States |
SR 510 (Marvin Rd.) / Pacific Ave. (47.03941, -122.76480) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.5572 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Lacey,
WA Thurston Co. United States |
Pacific Ave. / Golf Club Rd. / Lacey Blvd. (47.03786, -122.82860) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 61.8604 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Lacey,
WA Thurston Co. United States |
Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr. (47.03677, -122.80630) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 53.7220 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Coralville,
IA Johnson Co. United States |
1st Ave. / Holiday Rd. (41.69276, -91.56655) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.8896 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Opened September 1, 2002. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Lake Miona Dr. (28.90940, -81.99397) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 55.4114 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
John R. Lynch St. / Metro Pkwy. / Eastview St. (32.29798, -90.21458) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 45.4296 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
Metro Pkwy. / Prentiss St. (32.30098, -90.21120) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 51.4850 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
Metro Pkwy. / Dalton St. (32.30095, -90.20563) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 38.3614 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
John R. Lynch St. / Prentiss St. (32.29755, -90.21119) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 34.3246 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
|
Jackson,
MS Hinds Co. United States |
Metro Pkwy. / Terry Rd. / Pearl St. / Pascagoula St. (32.29912, -90.19500) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 79.2480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | |
|
Jackson,
MS Hinds Co. United States |
Metro Pkwy. / Rose St. (32.30005, -90.20143) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Elliptical shaped. ICD = 160 ft x 115 ft. |
|
Kennewick,
WA Benton Co. United States |
Gage Blvd. / Center Pkwy. (46.22710, -119.23120) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.6169 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
St. Simons,
GA Glynn Co. United States |
Demere Rd. / Frederica Rd. (31.15957, -81.38859) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.9249 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | ICD estimated from Google Maps linework. |
|
Kiel,
WI Manitowoc Co. United States |
STH 67-STH 32 / STH 57 (43.90986, -88.02251) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.0446 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2009 | Opened November 13, 2009. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Rexburg,
ID Madison Co. United States |
2nd W. / 4th S. (43.81770, -111.78950) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.1941 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Maps linework. |
|
Avon,
CO Eagle Co. United States |
William J Post Blvd. / I-70 WB Ramps (39.62759, -106.49460) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.6349 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
Avon,
CO Eagle Co. United States |
William J Post Blvd. / I-70 EB Ramps (39.62714, -106.49610) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.7153 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
Avon,
CO Eagle Co. United States |
William J Post Blvd. / Fawcett Rd. (39.62907, -106.50190) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.7944 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Serves Home Depot and Walmart retail center. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Avon,
CO Eagle Co. United States |
William J Post Blvd. / US 6 (39.62460, -106.50490) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.6366 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Fatal crash February 22, 2007. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Avon,
CO Eagle Co. United States |
William J Post Blvd. / Yoder Ave. (39.62753, -106.50320) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.9554 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Green Bay,
WI Brown Co. United States |
Airport Dr. (STH 172) / Airport Entrance (44.49569, -88.12467) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1882 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Opened October 2011. ICD estimated from Google Maps linework. |
|
Anchorage,
AK Anchorage United States |
Old Seward Hwy / Huffman Rd.. (61.10864, -149.86350) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.8158 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Estimated completion 2008. ICD estimated from Google Maps linework. |
|
Denver,
CO Denver Co. United States |
E. Lowry Blvd. / E Fairmount Dr. / Rampart Way (39.71718, -104.89580) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.6091 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
|
Colorado Springs,
CO El Paso Co. United States |
Chapel Hills Dr. / Graycroft (38.97358, -104.78310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.7125 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
The Villages,
FL Marion Co. United States |
Buena Vista Blvd. / Mulberry Ln. (28.98078, -82.01563) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.0001 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Marion Co. United States |
Buena Vista Blvd. / Legacy Ln. (28.97006, -82.01506) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 54.3341 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Marion Co. United States |
Buena Vista Blvd. / Belle Meade Cir. (28.96300, -82.00399) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.3827 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Glenview Rd. / El Camino Real (28.95271, -82.00076) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 71.0641 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Tall Trees Ln. (28.92198, -82.00272) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 59.5861 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Belvedere Blvd. (28.91778, -81.99953) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3161 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Morse Blvd. / El Camino Real / Paige Pl. (28.94803, -81.95540) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 68.9771 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | 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. |
|
Scaggsville,
MD Howard Co. United States |
Hopkins-Gorman Rd. / US 29 NB Ramps (39.15846, -76.88660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.2695 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. |
|
Lindon,
UT Utah Co. United States |
400 South / 600 West (Lindon Park Circle) (40.33034, -111.73140) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 33.6873 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | Date estimated. ICD estimated from Google Maps linework. |
|
Provo,
UT Utah Co. United States |
300 North / Seven Peaks Blvd. (40.23737, -111.63750) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.7337 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1997 | ICD estimated from Google Maps linework. |
|
Edmonton,
AB Edmonton Capital Region Canada |
St. Albert Trl. / Groat Rd. / 118th Ave. NW (53.57027, -113.54940) |
Rotary Existing |
Unknown Unknown |
4 Approaches 0 Driveways 58.1573 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
|
Las Vegas,
NV Clark Co. United States |
Carey Ave. / Hamilton St. (36.20310, -115.12310) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.9484 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | ICD estimated from Google Maps linework. |
|
Las Vegas,
NV Clark Co. United States |
Carey Ave. / Revere St. (36.20313, -115.15180) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.8396 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | ICD estimated from Google Maps linework. |
|
Las Vegas,
NV Clark Co. United States |
Hills Dr. / Longspur Dr. (36.19252, -115.29770) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 47.2295 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1991 | ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Hwy 89 / I-80 EB Ramps (39.32243, -120.20770) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 55.4354 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
Calgary,
AB Calgary Region Canada |
Discovery Ridge Blvd. / Discovery Dr. (51.01179, -114.20000) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.0855 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | Date estimated. ICD estimated from Google Maps linework. |
|
Calgary,
AB Calgary Region Canada |
McKenzie Towne Blvd. / McKenzie Towne Gt. / Prestwick Blvd. / Inverness Gt. (50.91650, -113.96430) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 1 Driveways 80.0000 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | Fire station has direct access to circulatory roadway. Year Completed estimated (before 2002). |
|
Bellingham,
WA Whatcom Co. United States |
Cordata Pkwy. / Kellogg Rd. (48.79511, -122.49170) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.3384 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Primary access to Whatcom Community College. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Stillwater Trl. (28.90300, -81.98000) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 60.6426 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Bypass lane for southbound through movement in addition to two entry lanes. ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Bailey Trl. / Odell Cir. (28.89440, -81.97949) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.4194 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / St. Charles Pl. / Bonita Blvd. (28.88176, -81.98260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 55.4261 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2005 | Fatal crash June 16, 2011. 11861-05. ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Bailey Trl. (28.87536, -81.99070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 56.4754 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Stillwater Trl. / Canal St. (28.90453, -81.97457) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.5051 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Morse Blvd. / Stillwater Trl. (28.90661, -81.96886) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 53.3218 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
|
The Villages,
FL Sumter Co. United States |
Morse Blvd. / Lake Sumter Landing (28.90930, -81.96960) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 55.4114 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Bypass lane for northbound through movement. ICD estimated from Google Maps linework. |
|
St. Louis,
MO St. Louis Co. United States |
Halls Ferry / MO 367 (38.72251, -90.24017) |
Rotary Existing |
All-Way Yield None |
6 Approaches 0 Driveways 86.6571 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
three of the six approaches are multilane and have dual lanes of traffic merging into both lanes of the roundabout; roundabout is unstriped. Description as follows: Halls Ferry Circle is 3 lanes wide, 350 foot diameter, 35 miles per hour and has 5 major roadways entering (from http://www.ballwin.mo.us/minutes_062402.html) ICD estimated from Google Maps linework. | |
|
Colonie,
NY Albany Co. United States |
Albany Shaker Rd. / Maxwell Rd. (42.72396, -73.79143) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.7278 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2011 | Intersection is being relocated to east. Addition of a fourth leg is planned. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Phoenix,
AZ Maricopa Co. United States |
99th Ave. / Lower Buckeye Rd. (33.42116, -112.27260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 59.8104 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
Payson,
AZ Gila Co. United States |
SR 87 / Tyler Pkwy / Home Depot Entrance (34.26614, -111.32200) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 45.4034 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
Truckee,
CA Nevada Co. United States |
Hwy 89 / I-80 WB Ramps (39.32386, -120.20760) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 40.6518 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
Washington,
DC N/A Co. United States |
Randle Circle (Mass. Ave. / Minn. Ave. / K St.) (38.87810, -76.96148) |
Signalized Roundabout/Circle Existing |
Signal None |
7 Approaches 0 Driveways 118.0801 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
|
Acoma Indian Reservation,
NM McKinley Co. United States |
SH 30 / I-40 WB Ramps (35.07505, -107.56110) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 65.4884 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2010 | Merging right-turn bypass lane on north leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. |
|
Lexington,
KY Fayette Co. United States |
W Reynolds Rd. / Keithshire Way / Wellington Way (37.99520, -84.53814) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 62.1196 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1999 | Opened between 1997 and 2002. Functional Class: Collector ICD estimated from Google Maps linework. |
|
Middletown,
NJ Monmouth Co. United States |
Newman Springs Rd. (CR 520) / College Dr. (40.33204, -74.13175) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.7760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2007 | Entrance to Brookdale Community College and Lincroft Bible Church. Expected opening August 2007. ICD estimated from Google Maps linework. |
|
Branson,
MO Taney Co. United States |
Branson Landing Blvd. / Veterans Blvd. / Skaggs Rd. / Parnell Dr. (36.64981, -93.21976) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 63.2418 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Near Skaggs Community Health Center Hospital. Veterans Boulevard was formerly Business 65 but was transferred from MoDOT to the city. Cost of roundabout was $1.9 million. News article: http://www.news-leader.com/apps/pbcs.dll/article?Date=20060324&Category=NEWS02&ArtNo=603240360&SectionCat=&Template=printart ICD estimated from Google Maps linework. |
|
Gatineau,
QC Outaouais Region Canada |
Blvd. St.-Laurent / Blvd. St.-Joseph (Rte. 105) (45.43216, -75.73323) |
Roundabout Existing |
All-Way Yield Pedestrian Signal (red-yellow-green to drivers) |
4 Approaches 0 Driveways 49.4493 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Staggered, two-stage pedestrian signal on east leg. Warning beacons on other legs. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Brighton,
MI Livingston Co. United States |
Lee Rd. / US 23 NB Ramps / Fieldcrest Dr. (42.50486, -83.75652) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 47.5461 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2005 | ICD estimated from Google Maps linework. |
|
Brighton,
MI Livingston Co. United States |
Lee Rd. / US 23 SB Ramps (42.50605, -83.75954) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 37.8600 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | Linked with Lee Rd/Whitmore Lake Rd roundabout. Previously controlled by one-way stop control ICD estimated from Google Maps linework. |
|
Brighton,
MI Livingston Co. United States |
Lee Rd. / Whitmore Lake Rd. (42.50627, -83.76012) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.2622 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Linked with US 23 SB Ramps/Lee Rd. roundabout. Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Jupiter,
FL Palm Beach Co. United States |
S. Central Blvd. / Indian Creek Pkwy. (26.91067, -80.11073) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 105.4349 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | Functional Class: Arterial ICD estimated from Google Maps linework. |
|
Jupiter,
FL Palm Beach Co. United States |
S. Central Blvd. / Frederick Small Rd. (26.89750, -80.11127) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 119.2938 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
|
Jupiter,
FL Palm Beach Co. United States |
S. Central Blvd. / Main St. (26.88774, -80.11160) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 119.3041 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
|
Chattanooga,
TN Hamilton Co. United States |
SR 153 NB Ramps / Lake Resort Dr. (35.10986, -85.22842) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 55.6902 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | At new intersection with new bridge and alignment of Lake Resort Drive. Former intersection was ~800 to the south. Non-symetric design. Some motions have two lanes. Previously controlled by signal ICD estimated from Google Maps linework. |