City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Westfield,
NJ Union Co. United States |
NJ 28 / E. Broad St. (Westfield Circle) (40.64849, -74.35027) |
Rotary Existing |
Unknown Unknown |
3 Approaches 0 Driveways 42.5896 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. | |
Lafayette,
LA Lafayette Par. United States |
Settlers Trace / River Ranch Dr. (30.17073, -92.03625) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 42.3339 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2001 | This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector ICD estimated from Google Maps linework. |
Okemos,
MI Ingham Co. United States |
Hamilton Rd. / Marsh Rd. (42.71625, -84.42687) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.8350 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2000 | ICD estimated from Google Maps linework. |
Malta,
NY Saratoga Co. United States |
Rte 67 (Dunning St.) / State Farm Pl. (42.96991, -73.80676) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 1 Driveways 43.6952 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Part of a series of 5 roundabouts. ICD estimated from Google Maps linework. |
The Villages,
FL Sumter Co. United States |
Buena Vista Blvd. / Old Mill Run (28.90720, -81.98250) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 57.5036 |
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 |
Morse Blvd. / Mariposa Way / Mission Hills Run (28.91829, -81.96940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 57.4974 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
St. George,
UT Washington Co. United States |
E. Brigham Rd. / I-15 SB Ramps / Pioneer Rd. (37.05999, -113.58560) |
Roundabout Existing |
All-Way Yield None |
6 Approaches 0 Driveways 78.1526 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | Combines interchange ramps and frontage road. ICD estimated from Google Maps linework. |
Stafford Springs,
CT Tolland Co. United States |
Rte 32 / Rte 190 (41.95362, -72.30314) |
Other Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.6523 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1890 | Believed by some to be improperly signed and painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?). 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 |
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. |
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. |
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. |
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. |
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. |
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. |
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. |
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. |
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. |
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. |
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. |
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 66.6797 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2002 | ICD estimated from Google Maps linework. |
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. |
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. |
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. |
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. |
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. |
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. |
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. | |
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. |
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. | |
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. |
Brighton,
MI Livingston Co. United States |
Village Place Blvd. / Green Oak Ave. (42.50698, -83.75462) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Earth. |
(unincorporated),
MA Barnstable Co. United States |
Rte 6A / Rte 28 (gateway to Cape Cod) (41.74313, -70.58651) |
Rotary Existing |
All-Way Yield None |
0 Approaches 0 Driveways 118.8720 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
||
Boston,
MA Suffolk Co. United States |
VFW Pkwy. / North Shore Rd. (Butler Circle) (42.41228, -70.99350) |
Rotary Existing |
Unknown Unknown |
0 Approaches 0 Driveways 84.6514 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
Functional Class: Arterial ICD estimated from Google Maps linework. | |
Jensen Beach,
FL Martin Co. United States |
Jensen Beach Blvd. / Candice Ave. / Pineapple Dr. (27.24387, -80.22741) |
Roundabout Existing |
All-Way Yield At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only) |
5 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Railroad running through central island. ADT volume of 27000 on five-lane road west leg. Also an evacuation route. High volume FEC freight line. |
Richmond,
VA Henrico Co. United States |
Monument Ave. / Allen Ave. (37.55384, -77.46020) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 74.8004 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Richmond,
VA Henrico Co. United States |
Stuart Circle (37.55246, -77.45788) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 35.9806 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
ICD estimated from Google Maps linework. | |
Gaithersburg,
MD Montgomery Co. United States |
Orchard Ridge Dr. / Mill Green Ave. (39.12559, -77.22635) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.9872 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | 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. |
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. |
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. |
Chattanooga,
TN Hamilton Co. United States |
SR 153 SB Ramps / N. Access Rd. / TVA offices (35.10868, -85.23122) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 97.7036 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | N Access Road is a 4 lane arterial road. Fatal crash April 4, 2010. 11861-05. 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. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #1) (38.95966, -104.72230) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5774 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Has marked double-left turn at northbound entry using conventional arrows. Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #2) (38.96123, -104.71810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.2198 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Research Pkwy. / (unknown #3) (38.96204, -104.71430) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.1479 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2006 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
New Car Dr. / Test Dr. (38.93844, -104.73440) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 43.6618 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | Serves retail shopping center. ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Carefree Cir. / New Center Pl. (38.87741, -104.71720) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 44.6291 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2003 | ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
NE 18th St. / Cooley Rd. (44.11047, -121.27940) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 44.5914 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | Only two legs to open initially - full operation in 2008. ICD estimated from Google Maps linework. |
Bend,
OR Deschutes Co. United States |
SW Bond St. / Wilson St. (44.04616, -121.30970) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.4799 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2007 | Single-Lane except one separate right turn lane ICD estimated from Google Maps linework. |
Jessup,
MD Anne Arundel Co. United States |
MD 198 (Laurel Fort Meade Rd.) / MD 32 EB Ramps (39.08997, -76.75736) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2002 | Lanes reduced in 2010. 21442 |
Jackson,
MI Jackson Co. United States |
4th St. / West Ave. (42.22067, -84.41847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.3790 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Between 1999 and 2005. ICD estimated from Google Maps linework. |
Orion Township,
MI Oakland Co. United States |
Baldwin Rd. / Indianwood Rd. / Coats Rd. (42.78413, -83.31979) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 49.0862 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2004 | ICD estimated from Google Maps linework. |
Jessup,
MD Anne Arundel Co. United States |
MD 198 (Laurel Fort Meade Rd.) / MD 32 WB Ramps (39.09178, -76.75688) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2002 | Lanes reduced in 2010. 21442 |
Owensboro,
KY Daviess Co. United States |
KY 56 / KY 81 (37.75357, -87.17403) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 39.6605 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2014 | Functional Class: Arterial ICD estimated from Google Maps linework. |
Acoma Indian Reservation,
NM McKinley Co. United States |
SH 30 / I-40 EB Ramps (35.07341, -107.56120) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 65.4897 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2010 | Merging right-turn bypass lane on west leg. Series of 3 roundabouts. ICD estimated from Google Maps linework. |
Glenwood Springs,
CO Garfield Co. United States |
Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd. (39.56019, -107.36139) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 46.9595 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | 1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework. |
Glenwood Springs,
CO Garfield Co. United States |
Mel Ray Rd. / I-70 WB Ramps / US 6 (39.56142, -107.36127) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 44.1965 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2006 | ICD estimated from Google Maps linework. |