8850 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
Castle Marina, MD
Queen Annes
United States
MD 18/Castle Marina Rd.
(38.97871, -76.28938)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999 Previously controlled by two-way stop
Kennewick, WA
Benton
United States
Columbia Park Drive #1
(46.22221, -119.15110)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001 Completed February 2001. Functional Class: Local
Kennewick, WA
Benton
United States
Columbia Park Drive #2
(46.22223, -119.14630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001 Completed February 2001 Functional Class: Local
Juneau, AK
Juneau
United States
Douglas Hwy/North Douglas Hwy
(58.29718, -134.43280)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2005 Previously controlled by one-way stop Functional Class: Arterial
Portland, OR
Multnomah
United States
NE Mt. Hood Avenue/Frontage Road (PDX airport)
(45.57770, -122.55950)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2000 Previously controlled by two-way stop Functional Class: Collector
Topeka, KS
Shawnee
United States
SW 29th St./Urish Rd.
(39.01450, -95.78090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Completed July 2001. Retail shopping center on SW corner. Converted to double-lane roundabout 2010. Functional Class: Arterial
Howard, WI
Brown
United States
Lineville Rd. (CTH M)/Cardinal Ln. (CTH EB)
(44.59090, -88.08430)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1999 Roundabout is near Forest Glen Elementary School, Lineville Intermediate School, and Bay Port High School. Completed October 1999. http://www.co.brown.wi.us/Planning/roundabouts.html Functional Class: Arterial
Howard, WI
Brown
United States
Lineville Rd. (CTH M)/Rockwell Ln.
(44.59080, -88.08880)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Roundabout is adjacent to Lineville Intermediate School, Middle School, and High School. School did not allow pedestrian crossings prior to roundabout due to unsafe conditions, now allows crossings using crossing guard. Completed October 1999. http://www.co.brown.wi.us/Planning/roundabouts.html Previously controlled by one-way stop Functional Class: Arterial
Scottsdale, AZ
Maricopa
United States
Princess Blvd./Princess Dr.
(33.64807, -111.91780)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Unknown
2007 Completed 1986. Reconfigured in 2007?
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
Tooele, UT
Tooele
United States
W 2000 N/N 70 W
(40.56555, -112.30310)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2000
North Haven, NY
Suffolk
United States
Tyndall Road/Rte. 114 (Ferry Rd.)
(41.01303, -72.31309)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop
Scottsdale, AZ
Maricopa
United States
N. 74th St./E. Sweetwater Ave.
(33.60395, -111.92150)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
Other
Unknown
2003 Modified by City in 2005 to improve operation as roundabout.
Guelph, ON
Wellington County
Canada
Summerfield Dr./Colonial Dr.
(43.51809, -80.18253)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Located in Pine Ridge East residenital subdivision Functional Class: Collector
Lexington, KY
Lexington-Fayette
United States
Old Frankfort Pike/Alexandria Dr.
(38.06978, -84.55798)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Unknown
2010
Lafayette, LA
Lafayette
United States
Settlers Trace/River Ranch Dr.
(30.17073, -92.03625)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
Other
Multilane (2 Lane)
2001 This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector
Hebron, KY
Kenton
United States
North Bend Rd./Graves Rd.
(39.09924, -84.71848)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Unknown
2009
Okemos, MI
Ingham
United States
Hamilton Rd./Marsh Rd.
(42.71625, -84.42687)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000
Dimondale, MI
Eaton
United States
East Rd./Creyts Rd.
(42.64745, -84.64297)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Unknown
2001 British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf
Davis, CA
Yolo
United States
5th St./Cantrill Dr.
(38.55160, -121.72010)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1998 Police station on SW corner. Date estimated.
Woodland, CA
Yolo
United States
Gum Ave./Bourn Dr.
(38.66820, -121.74710)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2008 Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector
Davis, CA
Yolo
United States
Moore Blvd./Rockwell Dr.
(38.56830, -121.72630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Date estimated. Functional Class: Local
Davis, CA
Yolo
United States
Moore Blvd./Wright Blvd.
(38.56490, -121.71860)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Date estimated. Functional Class: Local
Anchorage, AK
Anchorage
United States
Southport Dr./Maritime Loop/Washington Ave.
(61.12706, -149.92590)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 The first winter resulted in several accidents, including the loss of a number of light poles around the circle. In response, minor modifications were made to the roundabout in 2002.
Fort Wayne, IN
Allen
United States
Adams Center Rd./Marion Center Rd./Maples Rd./Wayne Terr.
(41.00440, -85.05704)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Single-Lane
1995 Year Completed estimated (before 1998). Functional Class: Collector
Bloomington, IN
Monroe
United States
High St./Winslow Rd./Rogers Rd.
(39.13631, -86.50819)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 $497,000 construction cost.
Advance, NC
Davie
United States
NC 801/I-40 EB Ramps
(36.00655, -80.44083)
Roundabout
Removed
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2002 Developer-built "temporary" intersection fix. Previously controlled by one-way stop
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
Willimantic, CT
Windham
United States
Eastern Rd./(driveway) (ECSU Campus by clock tower)
(41.72001, -72.21691)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1999 Not properly signed and painted, but lots of potential for demonstrating this intersection concept.
Stafford Springs, CT
Tolland
United States
Rte 32/Rte 190
(41.95362, -72.30314)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
1890 Believed by some to be improperly signed & painted, though some roundabout features have been added in the past 10 years. Near railroad crossing. Year Completed estimated (1890?).
Phoenix, AZ
Maricopa
United States
I-17 NB Ramps/Happy Valley Road
(33.71299, -112.11460)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
2002 Revised 2005. Functional Class: Collector
Phoenix, AZ
Maricopa
United States
Happy Valley Rd./I-17 SB Ramps
(33.71301, -112.12000)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2002 Revised 2005.
Little Rock, AR
Pulaski
United States
36th St./Romine Rd./West Rd.
(34.72098, -92.38181)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001 Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial
Boulder, CO
Boulder
United States
Arapahoe Ave./4th St.
(40.01294, -105.29160)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Arapahoe Ave./5th St.
(40.01295, -105.28920)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Balsam Ave./14th St.
(40.02675, -105.27840)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Balsam Ave./15th St.
(40.02675, -105.27660)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Evergreen Ave./9th St.
(40.03106, -105.28560)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Kings Ridge Blvd./Edison Ave.
(40.03098, -105.23950)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Kings Ridge Blvd./Franklin Dr.
(40.03237, -105.23960)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Maxwell Ave./6th St.
(40.02176, -105.28860)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pearl St./4th St.
(40.01571, -105.29050)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pearl St./Mid-Block
(40.01501, -105.29390)
Neighborhood Traffic Circle
Existing
Unknown
None
2 Approaches
0 Driveways
Other
Single-Lane
Facilitates U-turns at west end of Pearl Street
Boulder, CO
Boulder
United States
Pine St./15th St.
(40.02072, -105.27670)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Boulder, CO
Boulder
United States
Pine St./17th St.
(40.02126, -105.27410)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
Other
Single-Lane
Aspen, CO
Pitkin
United States
SH 82/Maroon Crk./Castle Crk.
(39.19548, -106.84060)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000
Gig Harbor, WA
Pierce
United States
Borgen Blvd./SR 16 SB Ramps
(47.35868, -122.61610)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2004 Opened March 2004.
Kent, WA
King
United States
S. 216th St./42nd Ave. S/40th Pl. S
(47.40843, -122.28120)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other
Single-Lane
2001 Opened July 2001.
Scottsdale, AZ
Maricopa
United States
N. 68th St./E. Cholla St.
(33.58953, -111.93550)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
Other
Single-Lane
2003 Completed with traffic calming project.
Lacey, WA
Thurston
United States
Marvin Rd./Hawks Prairie Commercial Blvd.
(47.06717, -122.76820)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
Other
Multilane (2 Lane)
2000 Roundabout installed, although cross street not initially constructed. Functional Class: Arterial

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