12204 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType
Year Completed Comments
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
34.3918
Other (At-Grade)
Multilane (2 Lane)
2000 ICD estimated from Google Maps linework.
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
39.5157
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
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
52.6619
Other (At-Grade)
Multilane (2 Lane)
2000 Rural ICD estimated from Google Maps linework.
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
34.1039
Other (At-Grade)
Single-Lane
1999 Opened September 1999. ICD estimated from Google Maps linework.
North Harford, MD
Harford
United States
MD 165 / MD 24
(39.67220, -76.40930)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.1750
Other (At-Grade)
Single-Lane
2000 Rural Previously controlled by two-way stop ICD estimated from Google Maps linework.
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
21.8878
Other (At-Grade)
Single-Lane
2005 ICD estimated from Google Maps linework.
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
53.7228
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
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
53.7234
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
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
31.4393
Freeway Ramps (Grade-Separated)
Single-Lane
1999 Opened August 1999. ICD estimated from Google Maps linework.
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
28.6656
Freeway Ramps (Grade-Separated)
Single-Lane
1999 Opened August 1999. ICD estimated from Google Maps linework.
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
38.1207
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.) / Good Hope Ave.
(38.84922, -76.95655)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.6248
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.) / Oxon Run Dr.
(38.84986, -76.95789)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.4150
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
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
28.7819
Other (At-Grade)
Single-Lane
1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Kennewick, WA
Benton
United States
Columbia Park Drive #1
(46.22221, -119.15110)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.8367
Other (At-Grade)
Single-Lane
2001 Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework.
Kennewick, WA
Benton
United States
Columbia Park Drive #2
(46.22223, -119.14630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
54.5366
Other (At-Grade)
Single-Lane
2001 Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework.
Juneau, AK
Juneau
United States
Douglas Hwy / North Douglas Hwy
(58.29718, -134.43280)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.9134
Other (At-Grade)
Single-Lane
2005 Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR
Multnomah
United States
NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot
(45.57770, -122.55950)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.7822
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
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
37.1987
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
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
25.2334
Other (At-Grade)
Single-Lane
2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Lacey, WA
Thurston
United States
Marvin Rd. / Britton Pkwy.
(47.06905, -122.77090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.3682
Other (At-Grade)
Multilane (2 Lane)
2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Duvall, WA
King
United States
SR 203 (Carnation-Duvall Rd.) / 124th St. / Novelty Hill
(47.70910, -121.98440)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.9865
Other (At-Grade)
Multilane (2 Lane)
2004 http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce
United States
Borgen Blvd. / SR 16 NB Ramps / Burnham Dr.
(47.35843, -122.61260)
Roundabout
Existing
All-Way Yield
None
6 Approaches
0 Driveways
47.7339
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2001 Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Moses Lake, WA
Grant
United States
Yonezawa Blvd. / Clover Dr. / Kittleson Rd.
(47.10387, -119.25730)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.8990
Other (At-Grade)
Single-Lane
2001 Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Moses Lake, WA
Grant
United States
Yonezawa Blvd. / Leanne Ave.
(47.10454, -119.27060)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.4597
Other (At-Grade)
Single-Lane
2001 Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Bend, OR
Deschutes
United States
SW Mt. Washington Dr. / SW Simpson Ave.
(44.04736, -121.34400)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.6208
Other (At-Grade)
Single-Lane
2013 ICD estimated from Google Maps linework.
Bel Air, MD
Harford
United States
Tollgate Rd. / Wheel Rd.
(39.48999, -76.32914)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.5729
Other (At-Grade)
Single-Lane
1999 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Fairbanks, AK
Fairbanks North Star
United States
Thompson Dr / Tanana Loop Dr
(64.85564, -147.84200)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
52.2695
Other (At-Grade)
Single-Lane
2004 The site is on the University of Alaska, Fairbanks, school campus. The project constructed a new entrance onto the campus intersecting by means of a roundabout with an existing three leg stop controlled intersection. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Murray, KY
Calloway
United States
Gilbert Groves Dr. / Murray State University parking lot
(36.62003, -88.31861)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.0473
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
Bainbridge Island, WA
Kitsap
United States
High School Rd. / Madison Ave.
(47.63579, -122.52100)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.9484
Other (At-Grade)
Single-Lane
2000 Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa
United States
N. 74th St. / E. Sweetwater Ave.
(33.60395, -111.92155)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
0 Approaches
0 Driveways
16.7640
Other (At-Grade)
Unknown
2003 Modified by City in 2005 to improve operation as roundabout. 21442
Guelph, ON
Wellington County
Canada
Summerfield Dr. / Colonial Dr.
(43.51809, -80.18253)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.4466
Other (At-Grade)
Single-Lane
2001 Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework.
Lexington, KY
Lexington-Fayette
United States
Old Frankfort Pike / Alexandria Dr.
(38.06952, -84.55762)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
75.2198
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Lafayette, LA
Lafayette
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)
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.
Hebron, KY
Kenton
United States
North Bend Rd. / Graves Rd. / Old North Bend Rd.
(39.09881, -84.71849)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.3432
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Okemos, MI
Ingham
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)
2000 ICD estimated from Google Maps linework.
Dimondale, MI
Eaton
United States
East Rd. / Creyts Rd.
(42.64743, -84.64275)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
31.6250
Other (At-Grade)
Mini-roundabout
2001 British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf ICD estimated from Google Maps linework.
Davis, CA
Yolo
United States
5th St. / Cantrill Dr.
(38.55160, -121.72010)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.9547
Other (At-Grade)
Single-Lane
1998 Police station on SW corner. Date estimated. ICD estimated from Google Maps linework.
Woodland, CA
Yolo
United States
Gum Ave. / Bourn Dr.
(38.66820, -121.74710)
Roundabout
Removed
All-Way Yield
None
4 Approaches
0 Driveways
64.3428
Other (At-Grade)
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 ICD estimated from Google Maps linework.
Davis, CA
Yolo
United States
Moore Blvd. / Rockwell Dr.
(38.56830, -121.72630)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
25.2127
Other (At-Grade)
Single-Lane
1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA
Yolo
United States
Moore Blvd. / Wright Blvd.
(38.56490, -121.71860)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.2801
Other (At-Grade)
Single-Lane
1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
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
29.9886
Other (At-Grade)
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. ICD estimated from Google Maps linework.
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
53.1774
Other (At-Grade)
Single-Lane
1995 Year Completed estimated (before 1998). Functional Class: Collector ICD estimated from Google Maps linework.
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
38.9078
Other (At-Grade)
Single-Lane
1999 $497,000 construction cost. ICD estimated from Google Maps linework.
Malta, NY
Saratoga
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)
2006 Part of a series of 5 roundabouts. ICD estimated from Google Maps linework.
Normal, IL
McLean
United States
Beaufort St. / North St.
(40.50929, -88.98440)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8640
Other (At-Grade)
Single-Lane
2009 Both a traffic solution and centerpiece for significant downtown redevelopment. Pedestrian access to central island. Completed Fall 2009. https://www.landscapeperformance.org/case-study-briefs/uptown-normal-circle-and-streetscape
Amelia Island, FL
Nassau
United States
SR A1A / Beach Lagoon Rd.
(30.55541, -81.44933)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2001 Elliptical shape. ICD = 125 ft x 105 ft. Year Completed estimated (1999-2003).
The Villages, FL
Sumter
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)
2003 Bypass lane for southbound through movement in addition to two entry lanes. ICD estimated from Google Maps linework.
The Villages, FL
Sumter
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)
2003 ICD estimated from Google Maps linework.
St. George, UT
Washington
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)
2006 Combines interchange ramps and frontage road. ICD estimated from Google Maps linework.
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
17.3907
Freeway Ramps (Grade-Separated)
Single-Lane
2002 Developer-built "temporary" intersection fix. Previously controlled by one-way stop ICD estimated from Google Maps linework.
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
28.9598
Other (At-Grade)
Single-Lane
2002 Built by developer. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
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
24.0693
Other (At-Grade)
Single-Lane
1999 Not properly signed and painted, but lots of potential for demonstrating this intersection concept. ICD estimated from Google Maps linework.
Stafford Springs, CT
Tolland
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)
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
United States
Happy Valley Rd. / I-17 NB Ramps
(33.71291, -112.11477)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
64.0077
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2002 Revised 2005. Planned removal in 2020 to be replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw. 21442
Phoenix, AZ
Maricopa
United States
Happy Valley Rd. / I-17 SB Ramps
(33.71292, -112.12019)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
209.9996
Freeway Ramps (Grade-Separated)
Multilane (2 Lane)
2002 Revised 2005. Planned removal in 2020 to be replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw 21442
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
22.5782
Other (At-Grade)
Single-Lane
2001 Elementary school and church nearby. http://www.contextsensitivesolutions.org/content/case_studies/kentucky_roundabout/resources/kentucky_roundabout_pdf/ Functional Class: Arterial ICD estimated from Google Maps linework.
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 (At-Grade)
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 (At-Grade)
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
16.4619
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
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
8.2310
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Evergreen Ave. / 9th St.
(40.03106, -105.28560)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
16.4609
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Kings Ridge Blvd. / Edison Ave.
(40.03098, -105.23950)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.7768
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Kings Ridge Blvd. / Franklin Dr.
(40.03237, -105.23960)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4342
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
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
12.8046
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Pearl St. / 4th St.
(40.01571, -105.29050)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
20.1234
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Pearl St. / Mid-Block
(40.01501, -105.29390)
Neighborhood Traffic Circle
Existing
Unknown
None
2 Approaches
0 Driveways
16.4647
Other (At-Grade)
Single-Lane
Facilitates U-turns at west end of Pearl Street ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Pine St. / 15th St.
(40.02072, -105.27670)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
16.4634
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Boulder, CO
Boulder
United States
Pine St. / 17th St.
(40.02126, -105.27410)
Neighborhood Traffic Circle
Existing
Unknown
None
4 Approaches
0 Driveways
10.9755
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
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
75.8990
Other (At-Grade)
Multilane (2 Lane)
2000 ICD estimated from Google Maps linework.
Denver, CO
Denver
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)
1998 ICD estimated from Google Maps linework.
Denver, CO
Denver
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)
1998 ICD estimated from Google Maps linework.
Frisco, CO
Summit
United States
SH 9 / I-70 WB Ramps
(39.59339, -106.09700)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
34.0524
Freeway Ramps (Grade-Separated)
Single-Lane
2000 Highway ref. pt. 70-202.35. ICD estimated from Google Maps linework.
Calabasas, CA
Los Angeles
United States
Parkway Calabasas / Camino Portal
(34.13878, -118.65890)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.6442
Other (At-Grade)
Single-Lane
2001 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Originally double-lane roundabout. Parkway Calabasas approaches tapered to single-lane in advance of entry by striping. Functional Class: Arterial ICD estimated from Google Maps linework.
Golden, CO
Jefferson
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)
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
United States
S. Golden Rd. / Lunnanhaus
(39.74062, -105.19840)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.0410
Other (At-Grade)
Multilane (2 Lane)
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.
Golden, CO
Jefferson
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)
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.
Golden, CO
Jefferson
United States
S. Golden Rd. / Ulysses St.
(39.73771, -105.19390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.5734
Other (At-Grade)
Single-Lane
1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Main entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa
United States
Horizon Dr. / 12th St.
(39.10168, -108.55220)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.7075
Other (At-Grade)
Single-Lane
1998 ICD estimated from Google Maps linework.
Howard, WI
Brown
United States
Glendale Ave. / Hillcrest Heights
(44.56551, -88.09801)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9305
Other (At-Grade)
Single-Lane
2008 Opened August 1, 2008. ICD estimated from Google Maps linework.
Lake Oswego, OR
Clackamas
United States
SW Carman Dr. / SW Meadows Rd. / SW Quarry Rd.
(45.41700, -122.72490)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.3422
Other (At-Grade)
Single-Lane
2003 ICD estimated from Google Maps linework.
Bend, OR
Deschutes
United States
SW Colorado Ave. / SW Simpson St.
(44.04770, -121.32290)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
41.2050
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas
United States
Mandalay Ave. / Acacia St.
(27.98970, -82.82660)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.4750
Other (At-Grade)
Single-Lane
2001 Boundary between commercial and residential area. Allows traffic attempting to park to use roundabout for U-turn without entering residential area. Also serves as U-turn for everyone, including WB-50 semis. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach
United States
Hagen Ranch Rd. / Gateway Blvd. / Aberdeen Lakes Rd.
(26.54660, -80.16390)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.5051
Other (At-Grade)
Single-Lane
2000 Date estimated. ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach
United States
Hagen Ranch Rd. / Le Chalet Blvd.
(26.55650, -80.15710)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
19.2298
Other (At-Grade)
Single-Lane
2000 Date estimated. ICD estimated from Google Maps linework.
Delray Beach, FL
Palm Beach
United States
Lake Ida Rd. / Via Flora Dr.
(26.46919, -80.13670)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.5900
Other (At-Grade)
Single-Lane
1998 Fatal crash January 28, 2005. 11861-05. ICD estimated from Google Maps linework.
Amelia Island, FL
Nassau
United States
SR A1A / Amelia Island Plantation
(30.55717, -81.45009)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2001 Year Completed estimated (1999-2003).
Littleton, CO
Arapahoe
United States
Franklin St. / Cherryville Rd.
(39.61832, -104.96920)
Neighborhood Traffic Circle
Existing
All-Way Yield
None
3 Approaches
0 Driveways
8.2800
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe
United States
Peoria St. / Cherry Creek Dr.
(39.61015, -104.84800)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
25.7631
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Golden, CO
Jefferson
United States
Jefferson County Pkwy. / Civic Center
(39.72717, -105.19940)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.9051
Other (At-Grade)
Single-Lane
2000 Feeds parking lot ICD estimated from Google Maps linework.
Columbine, CO
Jefferson
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)
2002 ICD estimated from Google Maps linework.
Northglenn, CO
Adams
United States
Melody Dr. / Kennedy Dr.
(39.89222, -104.99270)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.6541
Other (At-Grade)
Single-Lane
1999 Roundabout is single-lane except for NB approach with separate RT lane. ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe
United States
Elati St. / Arapahoe Rd.
(39.59515, -104.99770)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
11.0437
Other (At-Grade)
Single-Lane
Functional Class: Collector ICD estimated from Google Maps linework.
Littleton, CO
Arapahoe
United States
Elati St. / Briarwood St.
(39.59236, -104.99770)
Neighborhood Traffic Circle
Existing
Two-Way Stop
None
4 Approaches
0 Driveways
5.5221
Other (At-Grade)
Single-Lane
Functional Class: Collector ICD estimated from Google Maps linework.
Loveland, CO
Larimer
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)
1994 Entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Loveland, CO
Larimer
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)
1994 Adjacent to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Milwaukee, WI
Milwaukee
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)
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.
Kennewick, WA
Benton
United States
12th Ave. / Irving St.
(46.19768, -119.19670)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.9874
Other (At-Grade)
Single-Lane
2001 Functional Class: Collector ICD estimated from Google Maps linework.
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
38.8342
Freeway Ramps (Grade-Separated)
Single-Lane
2004 Opened March 2004. ICD estimated from Google Maps linework.
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
23.4402
Other (At-Grade)
Single-Lane
2001 Opened July 2001. ICD estimated from Google Maps linework.