City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Bend,
OR Deschutes Co. United States |
NW 9th St. / NW Newport Ave. / NW Nashville Ave. (44.06240, -121.32450) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.6125 |
Other (At-Grade) Single-Lane |
2005 | Completed in August 2005. Intersection previously had five legs. Roundabout changes one leg prior to the roundabout to right in/out and redirects another leg to the roundabout. Located near Grade School on Newport Avenue. ICD estimated from Google Maps linework. |
Fort Worth,
TX Tarrant Co. United States |
Benbrook Circle [US 377 / TX 183 / Camp Bowie Blvd.] (32.71704, -97.44314) |
Rotary Existing |
Other Unknown |
4 Approaches 2 Driveways 304.8000 |
Other (At-Grade) Multilane (3+ Lane) |
1957 | Oval shape. ICD = 1000 ft x 650 ft. Circulating traffic yields to entering traffic on north leg. |
Fort Worth,
TX Tarrant Co. United States |
Bluebonnet Circle [W Biddson St. / Park Ridge Blvd. / S University Dr.] (32.69902, -97.36044) |
Other Existing |
Unknown Unknown |
6 Approaches 0 Driveways 141.7320 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1929 | . |
Portland,
OR Multnomah Co. United States |
SW Terwilliger Blvd. / SW Palater Rd. (45.45290, -122.67660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.1000 |
Other (At-Grade) Single-Lane |
2002 | Roundabout replaces existing Y-intersection, adds fourth leg to serve college law school. Includes driveway into roundabout serving two homes. Roundabout is on tilted plane with central island plane steeper than inscribed circle plane to manage cross slopes. Northeast leg (Palater Road) has 8-9 percent grade down into roundabout, then flattens using a short vertical curve to a zero percent crown at the top of the circulatory roadway. Maximum grade through the roundabout is 4 percent; maximum cross slope is -2 percent. First roundabout under City of Portland jurisdiction. |
Anchorage,
AK Anchorage United States |
Dowling Rd. / New Seward Hwy SB Ramps (61.16636, -149.85780) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 35.1352 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2004 | Previously controlled by one-way stop ICD estimated from Google Maps linework. |
Anchorage,
AK Anchorage United States |
Dowling Rd. / New Seward Hwy NB Ramps (61.16637, -149.85520) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 38.0151 |
Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified) |
2004 | Spiral striping. ICD estimated from Google Maps linework. |
Culloden,
GA Monroe Co. United States |
SR 7-US 341 / SR 74 (32.87954, -84.09019) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 39.1175 |
Other (At-Grade) Single-Lane |
2008 | Functional Class: Rural ICD estimated from Google Maps linework. |
Bayfield,
CO La Plata Co. United States |
CR 501 / Bayfield Center Dr. (37.23393, -107.60191) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 41.1480 |
Other (At-Grade) Single-Lane |
2001 | Bayfield Center Drive is a new roadway. Completed Fall 2001. |
Astoria,
OR Clatsop Co. United States |
US 101 / Hwy 202 (Nehalem Highway) (46.18290, -123.86070) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 45.4797 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2002 | Opened September 2002. First multilane roundabout on Oregon state highway system. ICD estimated from Google Maps linework. |
Las Vegas,
NV Clark Co. United States |
Lake South / Crystal Water Way (36.13289, -115.29050) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 25.0796 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework. |
(unincorporated),
FL Palm Beach Co. United States |
Lakes at Boca Raton / Cain Blvd. (26.39603, -80.21160) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 21.3962 |
Other (At-Grade) Single-Lane |
1994 | Completed November 1994. ICD estimated from Google Maps linework. |
Lisbon,
MD Howard Co. United States |
MD 94 / MD 144 (39.33700, -77.07360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
1993 | First roundabout in Maryland. Built initially as temporary, made permanent after one month. |
Gainesville,
FL Alachua Co. United States |
SE 7th St. / SE 4th Ave. (29.64824, -82.31792) |
Traffic Calming Circle Existing |
All-Way Yield None |
4 Approaches 0 Driveways 18.2880 |
Other (At-Grade) Single-Lane |
1992 | Pedestrian crossings within circulatory roadway. Completed April 1992. |
Fort Walton Beach,
FL Okaloosa Co. United States |
Hollywood Blvd. / Doolittle Blvd. (30.41364, -86.66468) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 29.8704 |
Other (At-Grade) Single-Lane |
1994 | |
Tallahassee,
FL Leon Co. United States |
Killarney Way / Shamrock Dr. (30.51361, -84.22315) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.7810 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. ICD estimated from Google Maps linework. |
Bradenton Beach,
FL Manatee Co. United States |
SR 789 / Bridge St. (27.46500, -82.69847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 14.8361 |
Other (At-Grade) Single-Lane |
1994 | Completed August 1994. ICD estimated from Google Maps linework. |
Short Pump,
VA Goochland Co. United States |
Capitol One Dr. / (unknown) (37.62693, -77.66927) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 37.8365 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Santa Barbara,
CA Santa Barbara Co. United States |
Alameda Padre Serra / Montecito St. / Salinas St. / Sycamore Canyon Rd. (34.42903, -119.67720) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 1 Driveways 23.6427 |
Other (At-Grade) Single-Lane |
1992 | Includes driveway into roundabout serving one home. ICD estimated from Google Maps linework. |
Long Beach,
CA Los Angeles Co. United States |
Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal) (33.78989, -118.14250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 137.1597 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1993 | Traffic circle conversion. Modified in 2020 to reduce lanes. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Hualapai Way (36.17850, -115.31770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 70.1040 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442 |
Las Vegas (Summerlin),
NV Clark Co. United States |
Town Center Dr. / Village Center Cir. / Library Hills Dr. (36.18960, -115.30360) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 91.4400 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1990 | Completed March 1990. Modified 2010 to reduce lane configuration. 21442 |
Boca Raton,
FL Palm Beach Co. United States |
SW 18th St. / Juana Rd. (SW 12th Ave.) (26.33206, -80.11059) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 48.7680 |
Other (At-Grade) Single-Lane |
Raised splitter islands on SW 18th St., painted splitter islands on Juana Rd.. Flashing warning beacon on eastbound SW 18th St. approach. Year Completed unknown (before 1985). | |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd. (39.64477, -106.37770) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1995 | Raindrop-shaped central island. |
Vail,
CO Eagle Co. United States |
Vail Rd. / I-70 EB Ramps / South Frontage Rd. (39.64355, -106.37810) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 59.4360 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
1995 | Completed October 1995. Circular central island. |
Lothian,
MD Anne Arundel Co. United States |
MD 2 / MD 408 / MD 422 (38.82973, -76.61590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.8423 |
Other (At-Grade) Single-Lane |
1995 | Completed October 1995. ICD estimated from Google Maps linework. |
Elkton,
MD Cecil Co. United States |
MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle) (39.66364, -75.85529) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.0178 |
Other (At-Grade) Single-Lane |
1995 | Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework. |
Cearfoss,
MD Washington Co. United States |
MD 63 / MD 58 / MD 494 (Cearfoss Pike) (39.70017, -77.77593) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Single-Lane |
1995 | Completed December 1995. |
Towson,
MD Baltimore Co. United States |
MD 45 / MD 146 / Joppa Rd. / Allegheny Ave. (39.40185, -76.60230) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways 47.9892 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
1998 | Opened October 1998. Exit striping retrofitted to roundabout after opening. Hotdog/racetrack shape. ICD estimated from Google Maps linework. 21442 |
Fort Collins,
CO Larimer Co. United States |
Mt. Vernon Ct. / New Bedford Dr. / Ticonderoga Dr. (40.53008, -105.05420) |
Traffic Calming Circle Existing |
Unknown Unknown |
4 Approaches 0 Driveways 25.4175 |
Other (At-Grade) Single-Lane |
Small almost mini roundabout, not very functional. Has small central island and no splitter islands only haching and road markings. Functional Class: Collector ICD estimated from Google Maps linework. | |
Urbana,
MD Frederick Co. United States |
Bennett Creek Ave. / Bennett Creek Rd. (39.32223, -77.35181) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.2613 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Pine Manor Dr. / Stoneglen Dr. (38.96827, -104.76670) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 26.9289 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Sanford,
FL Seminole Co. United States |
E. Seminole Blvd. / N. Park Ave. (28.81465, -81.26805) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 20.9290 |
Other (At-Grade) Single-Lane |
2007 | ICD estimated from Google Maps linework. |
Denver,
CO Denver Co. United States |
Chopper Cir. / VIP Parking / 9th St. / Access Rd (39.74721, -105.00810) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 52.3424 |
Other (At-Grade) Single-Lane |
1999 | Located at Pepsi Center arena Functional Class: Collector ICD estimated from Google Maps linework. |
Urbana,
MD Frederick Co. United States |
MD 355 / Sugarloaf Pkwy. (39.32862, -77.35193) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.8013 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Windjammer Dr. / Brigantine Dr. (38.95401, -104.77020) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways 32.5070 |
Other (At-Grade) Single-Lane |
1995 | ICD estimated from Google Maps linework. |
Oshkosh,
WI Winnebago Co. United States |
CTH E (Witzel Ave.) / Washburn St. (44.01808, -88.58321) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, 2x2 max) |
2010 | Opened September 24, 2010. |
Urbana,
MD Frederick Co. United States |
MD 355 / Sprigg St. (39.33070, -77.35654) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.4954 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Urbana,
MD Frederick Co. United States |
Bush Creek Dr. / Major Smith Ln. (39.33507, -77.35263) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.6364 |
Other (At-Grade) Single-Lane |
2000 | ICD estimated from Google Maps linework. |
Encinitas,
CA San Diego Co. United States |
Santa Fe Dr. / Devonshire Dr. / Rubenstein Ave. (33.03622, -117.28590) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 22.0272 |
Other (At-Grade) Single-Lane |
2004 | Site of solo fatal crash in 2007, DUI .29%. http://www.nctimes.com/articles/2007/10/09/news/coastal/2_03_3710_8_07.txt. 11861-05. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Federal Way,
WA King Co. United States |
S 323rd St. / 32nd Ave. S (47.31214, -122.29250) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 44.5368 |
Other (At-Grade) Single-Lane |
2000 | Opened April 2000. 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. |
Chico,
CA Butte Co. United States |
W. 8th Ave. / Magnolia Ave. (39.74451, -121.85270) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 25.7130 |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local ICD estimated from Google Maps linework. |
Modesto,
CA Stanislaus Co. United States |
Sharon Ave. / Maid Mariane Rd. (37.67451, -120.93050) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 20.7967 |
Other (At-Grade) Single-Lane |
2006 | Opened July 27, 2006. Functional Class: Collector ICD estimated from Google Maps linework. |
West Bend,
WI Washington Co. United States |
Paradise Dr. / CTH G (43.39770, -88.16100) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.5053 |
Other (At-Grade) Single-Lane |
2003 | Completed September 18, 2003 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Bridle Oaks Dr. / Woodmont Dr. (39.01377, -104.79950) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 64.0311 |
Other (At-Grade) Single-Lane |
2005 | 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. |
Pleasanton,
CA Alameda Co. United States |
Watermill Rd. / Watermill Rd. (37.75548, -121.90970) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 31.1610 |
Other (At-Grade) Single-Lane |
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. |
San Francisco,
CA San Francisco Co. United States |
Waller St. / Steiner St. (37.77097, -122.43190) |
Traffic Calming Circle Existing |
All-Way Stop None |
4 Approaches 0 Driveways 66.0853 |
Other (At-Grade) Single-Lane |
2003 | Preliminary layout for neighborhodd comment Functional Class: Local 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. |
Lawrence,
KS Douglas Co. United States |
Overland Dr. / Congressional Dr. (38.97474, -95.31127) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.8550 |
Other (At-Grade) Single-Lane |
2003 | Both roads newly constructed in this area. Functional Class: Collector ICD estimated from Google Maps linework. |
Oconomowoc,
WI Waukesha Co. United States |
Wisconsin Ave. / Lake Dr. (43.11224, -88.43968) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 33.1314 |
Other (At-Grade) Single-Lane |
2002 | Opened October 15, 2002. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Sybilla Ln. / (parking lot) (39.01263, -104.81160) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 25.9841 |
Other (At-Grade) Single-Lane |
2004 | ICD estimated from Google Maps linework. |
Colorado Springs,
CO El Paso Co. United States |
Stout Dr. / (parking lot) (39.01775, -104.81250) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 20.4146 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Chico,
CA Butte Co. United States |
W. 8th Ave. / Greenwich Dr. (39.73875, -121.86640) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.7968 |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local ICD estimated from Google Maps linework. |
Pleasanton,
CA Alameda Co. United States |
Watermill Rd. / Albion Rd. (37.76511, -121.90780) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 34.9336 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Pleasanton,
CA Alameda Co. United States |
Watermill Rd. / Harcourt Way (37.75982, -121.90820) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 34.9361 |
Other (At-Grade) Single-Lane |
ICD estimated from Google Maps linework. | |
Rochester Hills,
MI Oakland Co. United States |
Tienken Rd. / Sheldon Rd. (42.69626, -83.12320) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 38.6224 |
Other (At-Grade) Single-Lane |
2001 | Near Hart Middle School and Stoney Creek High School. Functional Class: Local 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. |
Sterling Heights,
MI Macomb Co. United States |
Van Dyke Ave. (M-53) / 18 1/2 Mile Rd. (42.60148, -83.03119) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 76.2000 |
Freeway Ramps (Grade-Separated) Multilane (3+ Lane) |
2005 | Completed June 2005. |
Abita Springs,
LA St. Tammany Par. United States |
LA 59 / LA 36 (30.47826, -90.03768) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 28.8204 |
Other (At-Grade) Single-Lane |
2007 | https://www.nola.com/news/traffic/article_6d2b5475-b7f9-5429-a8f7-2127046c5508.html ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
19th Ave. / Union St. (46.19220, -119.18040) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.2832 |
Other (At-Grade) Single-Lane |
2003 | 1/3 mile from school, primary bus and traffic route for the school, on school walking route, has adult crossing guards. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
4th Ave. / Union St. (46.20640, -119.18010) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.4496 |
Other (At-Grade) Single-Lane |
2003 | Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Kennewick Ave. / Union St. (46.20983, -119.18000) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.1420 |
Other (At-Grade) Single-Lane |
2003 | Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Young St. / Quinault Ave. (46.22004, -119.21950) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 39.6646 |
Other (At-Grade) Single-Lane |
2003 | Completed November 2003. Functional Class: Collector ICD estimated from Google Maps linework. |
Silverdale,
WA Kitsap Co. United States |
NW Anderson Hill Rd. / Frontier Pl. NW (47.65368, -122.70350) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 21.7218 |
Other (At-Grade) Single-Lane |
2003 | Opened September 2003. ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Creekstone Dr. / Irving St. (46.18894, -119.19640) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.0725 |
Other (At-Grade) Single-Lane |
2005 | New roadway (Creekstone) connecting into existing subdivision stub-street (Irving) on south side and new subdivision on north side Functional Class: Collector ICD estimated from Google Maps linework. |
Lacey,
WA Thurston Co. United States |
I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr. (47.06127, -122.76890) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 32.5438 |
Other (At-Grade) Single-Lane |
2000 | Completed November 1, 2000. ICD estimated from Google Maps linework. |
Lacey,
WA Thurston Co. United States |
Meridian Rd. / Orion Dr. (47.06890, -122.74140) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 34.1661 |
Other (At-Grade) Single-Lane |
2002 | Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework. |
Lacey,
WA Thurston Co. United States |
Marvin Rd. / Hawks Prairie Rd. (47.08312, -122.78070) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.6509 |
Other (At-Grade) Single-Lane |
2002 | Constructed September 14, 2002. Previously controlled by one-way stop 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. |
Davis,
CA Yolo Co. United States |
Shasta Dr. / Olympic Dr. (38.55540, -121.77620) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.2833 |
Other (At-Grade) Single-Lane |
1999 | Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework. |
Asheville,
NC Buncombe Co. United States |
WT Weaver Blvd / University Heights (35.61435, -82.56285) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 27.1862 |
Other (At-Grade) Single-Lane |
2002 | Completed August 2002. Entrance to University of North Carolina at Asheville. Previously controlled by one-way stop 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. |
San Antonio,
TX Bexar Co. United States |
Blanco Rd. / Fulton Ave. (29.46156, -98.50787) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 27.4317 |
Other (At-Grade) Single-Lane |
2007 | . |
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. |
Sherwood,
OR Washington Co. United States |
SW Meinecke Pkwy / SW Dewey Dr. (45.35897, -122.85650) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 31.8900 |
Other (At-Grade) Single-Lane |
2003 | ICD estimated from Google Maps linework. |
Sherwood,
OR Washington Co. United States |
Meinecke Pkwy. / Cedar Brook Way (45.36180, -122.85870) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.0842 |
Other (At-Grade) Single-Lane |
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. |
Starkville,
MS Oktibbeha Co. United States |
Blackjack Rd. / Oktoc Rd. (33.44708, -88.79340) |
Roundabout Existing |
Unknown Unknown |
3 Approaches 0 Driveways 31.8893 |
Other (At-Grade) Single-Lane |
2002 | http://www.msstate.edu/web/media/detail.php?id=1874 Previously controlled by two-way stop Functional Class: Arterial 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 |
27th Ave. / Vancouver St. (46.18394, -119.14850) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 26.4604 |
Other (At-Grade) Single-Lane |
2004 | Completed November 15, 2004. Functional Class: Arterial ICD estimated from Google Maps linework. |
Denali National Park,
AK Denali National Park United States |
Denali National Park (63.73358, -148.91550) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 34.3554 |
Other (At-Grade) Single-Lane |
2002 | Date estimated. ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
Grandridge Blvd. / Center Pkwy. (46.22032, -119.23220) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.5746 |
Other (At-Grade) Single-Lane |
2006 | Completed August 3, 2006. Functional Class: Collector ICD estimated from Google Maps linework. |
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. |
Kaukauna,
WI Outagamie Co. United States |
CTH J / US 41 NB Ramps (44.30463, -88.24939) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 37.6070 |
Freeway Ramps (Grade-Separated) Single-Lane |
2010 | Opened October 11, 2010. 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. |
Albany,
OR Linn Co. United States |
N. Albany Rd. / Gibson Hill Rd. (44.65688, -123.11730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 23.7877 |
Other (At-Grade) Single-Lane |
2005 | Completed August 2005. Four leg added to north to extend North Albany Road. ICD estimated from Google Maps linework. |
Kennewick,
WA Benton Co. United States |
18th Ave. / Irving St. (46.19221, -119.19620) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.1649 |
Other (At-Grade) Single-Lane |
2006 | New roads/intersection in subdivision - completed February 2006. Functional Class: Local ICD estimated from Google Maps linework. |
Lawrence,
KS Douglas Co. United States |
28th St. / O'Connell Rd. (38.93372, -95.20499) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 29.7292 |
Other (At-Grade) Single-Lane |
2004 | Built as part of Widening of OConnell Road. Orig. T intersection, east leg currently unused. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework. |
Highland,
IL Madison Co. United States |
US 40 / IL 160 / Poplar St. (38.75010, -89.67197) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 40.9832 |
Other (At-Grade) Single-Lane |
2004 | Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework. |
Jackson,
MS Hinds Co. United States |
Central St. / Buena Vista Ave. (32.30306, -90.21358) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other (At-Grade) Single-Lane |
2005 | Functional Class: Local |
(unincorporated),
OR Washington Co. United States |
NW Verboort Rd. / Martin Rd. (45.55150, -123.07350) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 51.0173 |
Other (At-Grade) Single-Lane |
2003 | Reverse curves on approaches. Designed as multilane roundabout, striped-out inner circulatory and entry/exit lanes. ICD estimated from Google Maps linework. |