|
City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways |
Functional Class / LaneType |
Year Completed | Comments |
|---|---|---|---|---|---|---|---|
|
Fort Worth,
TX Tarrant 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 |
Other Multilane (2 Lane) |
||
|
Portland,
OR Multnomah United States |
SW Terwilliger Blvd./Palater Rd. (45.45290, -122.67660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2002 | Roundabout replaces existing Y-intersection, adds fourth leg to serve college law school. Includes driveway into roundabout serving two homes. Previously controlled by one-way stop Functional Class: Collector |
|
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 |
Freeway Ramps Multilane (2 Lane) |
2004 | Previously controlled by one-way stop |
|
Olathe,
KS Johnson United States |
Sheridan Rd./Rogers Rd. (38.87200, -94.79430) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | |
|
Olathe,
KS Johnson United States |
Sheridan Rd./Ridgeview Rd./Dennis Ave. (38.87270, -94.79730) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2001 | Completed April 2001. |
|
Olathe,
KS Johnson United States |
Sheridan Rd./Clairborne Rd. (38.87020, -94.79250) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2001 | |
|
Parkville,
MO Platte United States |
MO 45 (Tom Watson Pkwy.)/National Dr. (39.21016, -94.70027) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2000 | Functional Class: Arterial |
|
Park City,
UT Summit United States |
Rte 224 (Deer Valley Drive)/Heber Avenue/Marsac Avenue (40.64572, -111.49500) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | See: www.Roundaboutsusa.com Information as reported in Salt Lake Tribune article: http://www.sltrib.com/2000/Sep/09142000/utah/22072.htm Previously controlled by two-way stop Functional Class: Arterial |
|
Maplewood,
MN Ramsey United States |
Kennard St./Legacy Pkwy. (45.03317, -93.03062) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2004 | Site has RT pavement arrows at entrance line. |
|
Phoenix,
AZ Maricopa United States |
Aviano Way/(unknown) (33.68941, -111.99350) |
Rotary Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
Mini-roundabout. Completed 2005. | |
|
Ridgeland,
MS Madison United States |
Old Agency Rd/Highland Colony Pkwy (32.43125, -90.14893) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2004 | Planned in association with interchange improvements at I-55/Old Agency Rd. Functional Class: Collector |
|
Lewisville,
NC Forsyth United States |
Concord Church Rd./US 421 SB Ramp/Williams Rd. (36.08978, -80.43072) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
2000 | Solved capacity problem. Previously controlled by one-way stop |
|
Clemmons,
NC Forsyth United States |
Fraternity Church Rd./Hope Church Rd. (36.02653, -80.34301) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
1999 | Existing three-legged intersection converted to a four-legged intersection by adding new Clemmons Middle School driveway at the roundabout. Previously controlled by one-way stop Functional Class: Local |
|
(unincorporated),
CO Douglas United States |
Ridgegate Pkwy./Ridgegate Cir./Commons St. (39.53187, -104.88300) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of transit-oriented development near future light-rail station |
|
(unincorporated),
CO Douglas United States |
Ridgegate Pkwy./Ridgegate Cir./Park Meadows Blvd. (39.52945, -104.87450) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2006 | Part of transit-oriented development near future light-rail station |
|
Phoenix,
AZ Maricopa United States |
S. Melon Ln./W. Country Place Blvd. (33.41839, -112.27850) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 2 Driveways |
Other Single-Lane |
2004 | Painted splitter islands. Functional Class: Local |
|
Lawrence,
KS Douglas United States |
Monterey Way/Peterson Rd. (38.98607, -95.28841) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | |
|
Seattle,
WA King United States |
26th Ave. S/S. Judkins St. (47.59209, -122.29900) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Unknown |
2006 | |
|
Tulsa,
OK Tulsa United States |
E. Admiral Pl./Mingo Rd. (36.16057, -95.86876) |
Rotary Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
Unknown configuration - location confirmed. Functional Class: Arterial | |
|
Topeka,
KS Shawnee United States |
Wanamaker Rd./SW 6th Ave. (39.05662, -95.76134) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2004 | Intersection expanded for new development. Previously T with 6th controlled by stop sign. Previously controlled by one-way stop |
|
Phoenix,
AZ Maricopa United States |
N. 43rd St./E. Stanford Dr. (33.51700, -111.98930) |
Neighborhood Traffic Circle Existing |
All-Way Yield None |
0 Approaches 0 Driveways |
Other Single-Lane |
2005 | Mini-roundabout |
|
Culloden,
GA Monroe United States |
SR 7-US 341/SR 74 (32.87954, -84.09019) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2008 | Functional Class: Rural |
|
Bayfield,
CO La Plata United States |
CR 501/Bayfield Center Drive (37.23389, -107.60210) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2001 | Bayfield Center Drive is a new roadway. Completed Fall 2001. Functional Class: Arterial |
|
Astoria,
OR Clatsop United States |
US 101/Hwy 202 (Nehalem Highway) (46.18290, -123.86070) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2002 | Opened September 2002. Previously controlled by one-way stop Functional Class: Arterial |
|
Monroe,
WA Snohomish United States |
SR 522 EB Ramps/164th St. SE/Tester Rd. (47.84863, -122.00580) |
Roundabout Existing |
All-Way Yield None |
5 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2001 | Completed August 2001. This project won the Washington State APWA 2001 Project of the Award and the ASCE Seattle Section 2001 Outstanding Project Award. The Project is documented in the Compendium of Papers for 2000 ITE District 6 Annual Meeting, San Diego, CA. Reconfiguration of two intersections into a roundabout. Previously controlled by two-way stop |
|
Federal Way,
WA King United States |
Weyerhaeuser Way S/33rd Pl S/32nd Dr. S (47.29863, -122.29280) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | Opened April 2000. Previously controlled by one-way stop Functional Class: Arterial |
|
Seattle,
WA King United States |
24th Ave. S/S. Norman St. (47.59301, -122.30120) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Unknown |
2006 | |
|
Phoenix,
AZ Maricopa United States |
South 20th Drive./(none) (33.37556, -112.10290) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
2 Approaches 0 Driveways |
Other Single-Lane |
2003 | Neighborhood traffic calming. |
|
Las Vegas (Summerlin),
NV Clark United States |
Town Center Dr./Canyon Run Dr./Banburry Cross Dr. (36.18080, -115.31370) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1995 | Completed March 1995. Functional Class: Arterial |
|
Las Vegas (Summerlin),
NV Clark United States |
Desert Primrose Ln./Desert Marigold Ln./Blue Willow Ln. (36.14060, -115.32090) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1999 | Functional Class: Collector |
|
Las Vegas (Summerlin),
NV Clark United States |
Desert Primrose Ln./Spotted Leaf Ln./Pavillion Center Dr. (36.14070, -115.33120) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1999 | Functional Class: Collector |
|
Las Vegas (Summerlin),
NV Clark United States |
Havenwood Ave./Spotted Leaf Ln./Golden Willow (36.13300, -115.33040) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1999 | Functional Class: Collector |
|
Park City,
UT Summit United States |
Kilby Rd./Factory Outlet Parking (40.73040, -111.55040) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | |
|
Orem,
UT Utah United States |
S 800 W/College Dr./Sandhill Rd. (UVSC South Entrance) (40.27592, -111.71290) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
1996 | |
|
Nashville,
TN Davidson United States |
Demonbreun St./16th Ave./Division St./Music Square E. (36.15210, -86.79163) |
Other Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Unknown |
||
|
Seattle,
WA King United States |
29th Ave. S/S. Judkins St. (47.59217, -122.29550) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Unknown |
2006 | |
|
Seattle,
WA King United States |
31st Ave. E/E. Denny St. (47.62016, -122.29230) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Unknown |
2006 | |
|
Rising Sun,
MD Cecil United States |
MD 273 (Rising Sun Rd.)/MD 276 (Jacob Tome Memorial Hwy.) (39.69595, -76.08018) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2003 | |
|
Rosemont,
MD Frederick United States |
MD 17/MD 180 (39.33768, -77.63950) |
Roundabout Existing |
Unknown Unknown |
4 Approaches 0 Driveways |
Other Single-Lane |
2001 | |
|
Urbana,
MD Frederick United States |
MD 80/Sugarloaf Pkwy./Bennett Creek Blvd. (39.32467, -77.34974) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Multilane (2 Lane) |
2000 | Rural |
|
Bel Air,
MD Harford United States |
MD 7/Holly Oaks Drive (39.48848, -76.21669) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
1999 | Opened September 1999. |
|
North Harford,
MD Harford United States |
MD 165/MD 24 (39.67220, -76.40930) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2000 | Rural Previously controlled by two-way stop |
|
Scottsdale,
AZ Maricopa United States |
N. 104th St./E. Cholla St. (33.58976, -111.85660) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2005 | |
|
Scaggsville,
MD Howard United States |
MD 216/US 29 SB Ramps (39.14562, -76.90418) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Multilane (2 Lane) |
2001 | Series of 4 roundabouts. |
|
Scaggsville,
MD Howard United States |
MD 216/US 29 NB Ramps/Ice Crystal Dr. (39.14476, -76.89799) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Multilane (2 Lane) |
2001 | Series of 4 roundabouts. |
|
Millington,
MD Kent United States |
MD 291/US 301 SB Ramps (39.26463, -75.86641) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
1999 | Opened August 1999. |
|
Millington,
MD Kent United States |
MD 291/US 301 NB Ramps (39.26386, -75.86260) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Freeway Ramps Single-Lane |
1999 | Opened August 1999. |
|
Scottsdale,
AZ Maricopa United States |
N. 70th Pl./E. Chaparral Rd. (33.50954, -111.92900) |
Neighborhood Traffic Circle Existing |
Unknown Unknown |
0 Approaches 0 Driveways |
Other Single-Lane |
2000 | |
|
Oak Grove,
MD Prince Georges United States |
MD 193 (Watkins Park Dr.)/Oak Grove Rd. (38.87737, -76.78108) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways |
Other Single-Lane |
2001 | |
|
Clemmons,
NC Forsyth United States |
Styers Ferry Rd./Utility Dr. (River Ridge Roundabout) (36.07380, -80.39124) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways |
Other Single-Lane |
2002 | Built by developer. Previously controlled by one-way stop Functional Class: Collector |