11205 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
St. George, UT
Washington
United States
E. Brigham Rd. / I-15 NB Ramps
(37.05939, -113.58350)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
42.8889
Freeway Ramps
Single-Lane
2006 Raindrop-shaped interchange terminal. ICD estimated from Google Maps linework.
Park City, UT
Summit
United States
Powderwood Dr. / Factory Outlet Parking
(40.72733, -111.55255)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.4374
Other
Single-Lane
2000 Pedestrian access to central island. ICD estimated from Google Maps linework.
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
Multilane (2 Lane)
2000 ICD estimated from Google Maps linework.
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
36.4480
Other
Multilane (2 Lane)
1996 ICD estimated from Google Maps linework.
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
54.0044
Other
Unknown
ICD estimated from Google Maps linework.
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
12.8873
Other
Unknown
2006 ICD estimated from Google Maps linework.
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
64.4023
Other
Unknown
2006 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
Single-Lane
2003 ICD estimated from Google Maps linework.
Rosemont, MD
Frederick
United States
MD 17 / MD 180
(39.33768, -77.63950)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.4828
Other
Single-Lane
2001 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
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
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
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
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
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
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
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
Single-Lane
1999 Opened August 1999. ICD estimated from Google Maps linework.
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
23.8998
Other
Single-Lane
2000 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
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
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
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
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
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
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
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
Single-Lane
2000 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
Densmore Ave. N / N 137th St.
(47.72867, -122.33830)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
16.8705
Other
Unknown
2006 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
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
Single-Lane
2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Omaha, NE
Douglas
United States
N Saddle Creek Rd. / Country Club Ave. / Seward St. / 50th St. / Happy Hollow Rd.
(41.27431, -95.99039)
Roundabout
Existing
Unknown
Unknown
8 Approaches
0 Driveways
28.7235
Other
Single-Lane
2003 Dogbone/peanut shape. 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
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
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
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
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
Single-Lane
2001 Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Richland, WA
Benton
United States
Steptoe Dr. / SR 240 EB Ramps / Columbia Park Trl.
(46.23893, -119.24546)
Roundabout
Existing
All-Way Yield
Metering Signal
5 Approaches
0 Driveways
49.5636
Freeway Ramps
Multilane (2 Lane)
2007 5th leg is on-ramp to SR 240. Opened November 2007. According to local news (link below) they started metering the traffic on the westbound Columbia Park Trail approach in 2018. It only turns on when traffic coming off the freeway gets backed up. https://97rockonline.com/tri-cities-roundabout-gets-new-metered-traffic-light-wait-what/ ICD estimated from Google Maps linework.
Seattle, WA
King
United States
2nd Ave. NE / NE 91st St.
(47.69499, -122.32710)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
8.0388
Other
Unknown
2006 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
Single-Lane
2013 ICD estimated from Google Maps linework.
Town and Country, MO
St. Louis
United States
MO 141 SB Ramps / Woods Mill Rd.
(38.63523, -90.51449)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
38.2503
Other
Single-Lane
2002 Previously controlled by one-way stop 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
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
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
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
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.
Seattle, WA
King
United States
Linden Ave. N / N. 36th St.
(47.65116, -122.34860)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
35.4002
Other
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
Woodlawn Ave. N / N. 36th St.
(47.65051, -122.33870)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
12.8730
Other
Unknown
2006 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
18th Ave. E. / E. Spring St.
(47.61154, -122.30890)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
8.0516
Other
Unknown
ICD estimated from Google Maps linework.
Seattle, WA
King
United States
4th Ave. N / N. Prospect St.
(47.62890, -122.34880)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
10.4636
Other
Unknown
2006 ICD estimated from Google Maps linework.
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
29.4466
Other
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
Single-Lane
2010 ICD estimated from Google Maps linework.
Westfield, NJ
Union
United States
NJ 28 / E. Broad St. (Westfield Circle)
(40.64849, -74.35027)
Rotary
Existing
Unknown
Unknown
3 Approaches
0 Driveways
42.5896
Other
Multilane (2 Lane)
Functional Class: Arterial 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
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.
Dumont / Cresskill, NJ
Bergen
United States
Madison Ave. / Knickerbocker Rd. (Monument)
(40.94127, -73.97681)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
74.8804
Other
Single-Lane
Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local 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
Single-Lane
2009 ICD estimated from Google Maps linework.
Seattle, WA
King
United States
Sunnyside Ave. N / N. 43rd St.
(47.65912, -122.33020)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
Other
Unknown
2006
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
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
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
Single-Lane
1998 Police station on SW corner. Date estimated. 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
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
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
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
64.0080
Freeway Ramps
Multilane (2 Lane)
2002 Revised 2005. Planned removal in 2020 to be replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw.
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
209.9999
Freeway Ramps
Multilane (2 Lane)
2002 Revised 2005. Planned removal in 2020 to be replaced with diverging diamond interchange: https://www.youtube.com/watch?v=Xgcxmf9UYWw
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
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
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
16.4619
Other
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
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
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
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
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
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
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
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
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
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
Multilane (2 Lane)
2000 ICD estimated from Google Maps linework.
Gatineau, QC
Outaouais Region
Canada
Blvd. St.-Joseph (Rte. 105) / Rue Montcalm
(45.43146, -75.73314)
Roundabout
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
3 Approaches
0 Driveways
23.4678
Other
Multilane (2 Lane)
2003 Opened December 9, 2003. Functional Class: Arterial 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
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
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
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
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
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
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
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
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
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
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
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
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
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. / Charleston Shores Blvd.
(26.56520, -80.15560)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
23.5012
Other
Single-Lane
1998 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
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
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
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
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
Single-Lane
ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe
United States
S. Monaco St. / E. Berry Ave.
(39.61682, -104.91340)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
3 Approaches
0 Driveways
11.9603
Other
Single-Lane
1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe
United States
S. Monaco St. / E. Dorado Ave.
(39.61319, -104.91350)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
9.2007
Other
Single-Lane
1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe
United States
S. Monaco St. / E. Dorado Pl.
(39.61199, -104.91350)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
3 Approaches
0 Driveways
11.0410
Other
Single-Lane
1999 ICD estimated from Google Maps linework.