Roundabouts Database

9991 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways Functional Class /
LaneType 		Year Completed Comments
Arcata, CA
Humboldt
United States 		12th St./I St.
(40.87160, -124.08700) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Goshen, CT
Litchfield
United States 		Rte. 4/Rte. 63
(41.83181, -73.22543) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2002 Painted rather than raised islands
Rochester, MI
Oakland
United States 		Tienken Rd./Runyon Rd./Washington Rd.
(42.69743, -83.11135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999 Total cost: $353,000. Completed July 1999. Functional Class: Arterial
Arcata, CA
Humboldt
United States 		13th St./J St.
(40.87260, -124.08780) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Madison, CT
New Haven
United States 		Rte. 80/Rte. 79
(41.35976, -72.63807) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		Old traffic circle converted to yield on entry.
Las Vegas (Summerlin), NV
Clark
United States 		Village Center Dr./Meadow Hills Dr.
(36.19350, -115.30070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		1991
Scottsdale, AZ
Maricopa
United States 		E. Via Linda/N. 84th St.
(33.56832, -111.89880) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Single-Lane
New London, CT
New London
United States 		Shaw St./Howard St./Willets Ave.
(41.34284, -72.09972) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000
Scottsdale, AZ
Maricopa
United States 		E. Via Linda/N. 83rd Pl.
(33.56770, -111.90100) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Single-Lane
University Place, WA
Pierce
United States 		Grandview Dr./Olympic Blvd.
(47.22188, -122.55790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1997 Curtis High School and Curtis Junior High School on NE corner of roundabout. Opened August 1997. Functional Class: Arterial
Kennewick, WA
Benton
United States 		27th Ave./Union St./Southridge Blvd/W Creekstone Dr.
(46.18497, -119.18040) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000 Completed August 25, 2000. Right-turn bypass on WB approach. Was 3-leg intersection; fourth leg added to west as part of project. Previously controlled by two-way stop Functional Class: Arterial
Lawrence, KS
Douglas
United States 		West Campus Rd./Jayhawk Blvd./Crescent Rd.
(38.95905, -95.25105) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2013 Original circle built c. 1945, rebuilt 2013 as part of reconstruction of Jayhawk Boulevard. Encircles Chi Omega fountain. Functional Class: Collector
Coventry, CT
Tolland
United States 		Daly Rd./South St.
(41.76721, -72.33688) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004
Fairmont, WV
Marion
United States 		WV 273/Haymond St.
(39.47601, -80.13599) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2010 Functional Class: Arterial
Scottsdale, AZ
Maricopa
United States 		N. Marshall Way/E. Main St.
(33.49311, -111.92830) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane
Scottsdale, AZ
Maricopa
United States 		N. Marshall Way/E. 5th Ave.
(33.49802, -111.92900) 		Other
Existing 		All-Way Stop
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		Stop controlled.
Prescott, AZ
Yavapai
United States 		SR 89/Willow Lake Rd.
(34.59233, -112.42580) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2006
Bisbee, AZ
Cochise
United States 		Bisbee Rd./SR 80/SR 92
(31.42830, -109.89230) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Kingston, NY
Ulster
United States 		I-587/Rte. 28/I-87/Washington Ave.
(41.94362, -74.02840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Freeway Ramps
Multilane (2 Lane) 		2000 A 600 ft diameter traffic circle was replaced by 200 ft diameter roundabout. At Exit 19 from I-87. I-587 terminates in roundabout.
Manhattan, KS
Riley
United States 		Gary Ave./Candlewood Dr.
(39.21087, -96.61885) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1997 Considered to be the First Modern Roundabout in the State of Kansas. Previously controlled by two-way stop Functional Class: Collector
Oviedo, FL
Seminole
United States 		Franklin St./Geneva Dr./Division St.
(28.67359, -81.20439) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Other
Single-Lane 		2006 Website: http://www.cityofoviedo.net/files/Roundabouts.pdf
Seattle, WA
King
United States 		61st Ave. S/S. Norfolk St.
(47.51336, -122.25700) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Truckee, CA
Nevada
United States 		Brockway Rd./Martis Valley Rd.
(39.32134, -120.16260) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2007
Tampa (Ybor City), FL
Hillsborough
United States 		13th St./4th Ave.
(27.94497, -82.44576) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1995
Clearwater, FL
Pinellas
United States 		SR 60/Coronado Dr. (SR 699)/Mandalay Ave./Poinsettia Ave. (Gateway Roundabout)
(27.97752, -82.82709) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		6 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		1999 Functional Class: Arterial
Bend, OR
Deschutes
United States 		Brookswood Blvd./Powers Rd.
(44.02886, -121.32130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2013
Seattle, WA
King
United States 		Linden Ave. N/N. 42nd St.
(47.65774, -122.34850) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		44th Ave. SW/SW College St.
(47.58301, -122.38780) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		30th Ave. SW/SW Cloverdale St.
(47.52648, -122.37120) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Lawrence, KS
Douglas
United States 		24th Pl./Inverness Dr.
(38.94105, -95.29808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2001 Approved by Commission over neighborhood opposition. Was a 3 leg intersection prior to construction. Near Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector
Lawrence, KS
Douglas
United States 		24th Pl./Crossgate Dr.
(38.94130, -95.28875) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2001 Planned in connection with extention of 24th Place Functional Class: Collector
Greeley, CO
Weld
United States 		Promontory Cir./W. 11th St.
(40.41889, -104.84990) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 4 roundabouts in series; 6 in vicinity.
Lawrence, KS
Douglas
United States 		E. 19th St./Barker Ave.
(38.95003, -95.23283) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004 Functional Class: Arterial
Boynton Beach, FL
Palm Beach
United States 		Hagen Ranch Rd./Majestic Palm Dr./Palm Isles Dr.
(26.53700, -80.16410) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004
Seattle, WA
King
United States 		42nd Ave. SW/SW Hinds St.
(47.57318, -122.38570) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Peoria, AZ
Maricopa
United States 		N Sunrise Point/Sunset Point
(33.75302, -112.33080) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2004
Coral Gables, FL
Miami-Dade
United States 		Sunset Rd (SW 72nd St)/LeJeune Rd (SW 42nd Ave)/Cocoplum Rd/Old Cutler Rd
(25.70536, -80.26083) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		Entering traffic yields to circling traffic Functional Class: Collector
Phoenix, AZ
Maricopa
United States 		E. Cotton Center Blvd./S. 44th Pl.
(33.40279, -111.98790) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2000
Phoenix, AZ
Maricopa
United States 		Pointe Pkwy./S. 48th St.
(33.37162, -111.97410) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2000
Greeley, CO
Weld
United States 		Promontory Cir./W. 16th St.
(40.41505, -104.85090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 4 roundabouts in series; 6 in vicinity.
Seattle, WA
King
United States 		61st Ave. S/S. Cooper St.
(47.51166, -122.25710) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Greeley, CO
Weld
United States 		Promontory Cir./Con Agra Dr.
(40.41138, -104.85200) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 4 roundabouts in series; 6 in vicinity.
Boynton Beach, FL
Palm Beach
United States 		Hagen Ranch Rd./Treviso Ln.
(26.54100, -80.16380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999
Crozet, VA
Ablemarle
United States 		Old Trail Dr./(unknown #2)
(38.05907, -78.71125) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005
Greeley, CO
Weld
United States 		Promontory Cir./W. 18th St.
(40.40869, -104.85120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 4 roundabouts in series; 6 in vicinity.
Seattle, WA
King
United States 		17th Ave. E./E. Spring St.
(47.61153, -122.31020) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
Crozet, VA
Ablemarle
United States 		Old Trail Dr./Golf Dr.
(38.05766, -78.71016) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005
Seattle, WA
King
United States 		40th Ave. SW/SW Manning St.
(47.57122, -122.38250) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Phoenix, AZ
Maricopa
United States 		23rd Ave./W. Osborn Rd.
(33.48775, -112.10840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2005 Small roundabout.
Greeley, CO
Weld
United States 		W. 18th St./unknown
(40.41203, -104.85840) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 Part of 6 in vicinity.
Seattle, WA
King
United States 		28th Ave. NE/NE Hiram Pl./NE 120th St.
(47.71572, -122.29810) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		24th Ave. S/S. Dearborn St.
(47.59557, -122.30120) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Phoenix, AZ
Maricopa
United States 		E. Mountain View Rd./N. Central Ave.
(33.57510, -112.07360) 		Neighborhood Traffic Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways 		Other
Single-Lane 		2006 Mini-roundabout
Manhattan, KS
Riley
United States 		Kimball Ave./Grand Mere Pkwy.
(39.20168, -96.63786) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2000 Completed 3/2000. Built as part of new Colbert Hills Golf Course. Fatal crash January 31, 2010. 11861-05. Functional Class: Collector
Lawrence, KS
Douglas
United States 		Sunflower Park Rd/Inverness Dr
(38.93745, -95.29810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2001 Next to Sunflower Elementary School and Southwest Junior High School. Functional Class: Collector
Chesterfield, MO
St. Louis
United States 		Schoettler Valley Dr./Highcroft Dr.
(38.64415, -90.55331) 		Other
Removed 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		1999 Temporary roundabout installed in Fall 1999. Removed September 25, 2000 due to negative public opinion. Intersection returned to AWSC. Functional Class: Local
Greeley, CO
Weld
United States 		W. 16th St./(unknown)
(40.41524, -104.85540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2004 Part of 6 in vicinity.
Hutchinson, KS
Reno
United States 		23rd Ave./Severence St.
(38.07940, -97.91340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2000 Near the state fairgrounds in Hutchinson Previously controlled by two-way stop Functional Class: Collector
Garnett, KS
Harvey
United States 		US 59/US 169
(38.25832, -95.24861) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2006 None. Previously controlled by one-way stop Functional Class: Arterial
Seattle, WA
King
United States 		34th Ave. SW/SW Henderson St.
(47.52286, -122.37530) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Litchfield Park, AZ
Maricopa
United States 		W. Palmilla Blvd./W. Alvarado Dr.
(33.46978, -112.35190) 		Neighborhood Traffic Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways 		Other
Single-Lane
Moses Lake, WA
Grant
United States 		Yonezawa Blvd./S. Division St./W. Belmont Ave.
(47.10438, -119.27860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Single-Lane 		2001 Pedestrian crossing has z-shape, with exit closer to roundabout than entrance. Part of series of 3 roundabouts. Previously controlled by one-way stop Functional Class: Collector
Litchfield Park, AZ
Maricopa
United States 		Wigwam Creek Blvd./N. Rattler Way
(33.51643, -112.32870) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways 		Other
Single-Lane 		2004
Loveland, CO
Larimer
United States 		Plum Creek Dr./Piney River Dr.
(40.41253, -105.01850) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		2001 Functional Class: Local
Paradise Valley, AZ
Maricopa
United States 		Indian Bend Rd./70th St.
(33.53864, -111.92930) 		Neighborhood Traffic Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways 		Other
Single-Lane 		Mini-roundabout
Lenexa, KS
Johnson
United States 		Prairie Star Pkwy/Montecello Rd.
(38.95251, -94.84398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways 		Other
Multilane (2 Lane) 		2002 Functional Class: Arterial
Paola, KS
Miami
United States 		K-68/Old Kansas City Rd./Hedge Ln.
(38.62133, -94.85551) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways 		Other
Single-Lane 		2001 First roundabout on rural, high-speed facility in Kansas. Functional Class: Arterial
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
Seattle, WA
King
United States 		25th Ave. S/S. Dearborn St.
(47.59556, -122.30010) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Seattle, WA
King
United States 		26th Ave. S/S. Dearborn St.
(47.59555, -122.29880) 		Neighborhood Traffic Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown 		2006
Fort Worth, TX
Tarrant
United States 		Weatherford Traffic Circle (US 377/TX 183/Camp Bowie Blvd.)
(32.71704, -97.44314) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways 		Other
Unknown
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)
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
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
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
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
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
Henderson (Seven Hills), NV
Clark
United States 		Grand Hills Dr./Rio Secoo Golf Club
(35.97713, -115.11100) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways 		Other
Single-Lane 		1998 Functional Class: Collector