29410 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
Littleton, CO
Arapahoe Co.
United States
Elati St. / Briarwood St.
(39.59236, -104.99770)
Traffic Calming Circle
Existing
One-Way/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 Co.
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, unspecified)
1994 Entrance to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
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, unspecified)
1994 Adjacent to shopping center. Functional Class: Arterial ICD estimated from Google Maps linework.
Milwaukee, WI
Milwaukee Co.
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, unspecified)
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 Co.
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 Co.
United States
Borgen Blvd. / 51st
(47.35959, -122.60640)
Roundabout
Existing
All-Way Yield
Active Pedestrian Warning (flashing yellow)
4 Approaches
0 Driveways
35.5974
Other (At-Grade)
Single-Lane
2002 In-pavement flashers in use on all crosswalks. Striped-out apron for future conversion to multilane. Opened September 2002. Functional Class: Arterial ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
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.
Calabasas, CA
Los Angeles Co.
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 Co.
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, unspecified)
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 Co.
United States
S. Golden Rd. / Lunnonhaus Dr.
(39.74062, -105.19840)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Multilane (2 Lane, unspecified)
1998 Documented in 2002 ITE District 6 Annual Meeting Compendium of Papers. Serves retail shopping corridor. Small two-lane roundabout but with nontraversable central island.
Golden, CO
Jefferson Co.
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, unspecified)
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 Co.
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 Co.
United States
Horizon Dr. / 12th St.
(39.10165, -108.55234)
Roundabout
Existing
All-Way Yield
None
4 Approaches
1 Driveways
39.6240
Other (At-Grade)
Single-Lane
1998 Bicycle-only (bike-only) driveway into circulatory roadway in northeast quadrant, leading into bicycle (bike) roundabout.
Howard, WI
Brown Co.
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 Co.
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 Co.
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 Co.
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 Co.
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 (At-Grade)
Single-Lane
1998 ICD estimated from Google Maps linework.
Boynton Beach, FL
Palm Beach Co.
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 Co.
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 Co.
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 Co.
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).
Scottsdale, AZ
Maricopa Co.
United States
N 68th St. / E Cholla St.
(33.58949, -111.93552)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2003 Completed with traffic calming project.
Greenwood Village, CO
Arapahoe Co.
United States
S. Monaco St. / E. Ida Ave.
(39.61082, -104.91350)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
14.7216
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States
S. Monaco St. / E. Powers Ave.
(39.61501, -104.91350)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
9.2005
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
United States
S. Monaco St. / E. Dorado Ave.
(39.61319, -104.91350)
Traffic Calming Circle
Existing
Unknown
Unknown
4 Approaches
0 Driveways
9.2007
Other (At-Grade)
Single-Lane
1999 ICD estimated from Google Maps linework.
Little Rock, AR
Pulaski Co.
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.
Bend, OR
Deschutes Co.
United States
NE 8th St. / 9th St. / Franklin Ave.
(44.05600, -121.29380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.7577
Other (At-Grade)
Single-Lane
2004 ICD estimated from Google Maps linework.
Wisconsin Rapids, WI
Wood Co.
United States
STH 54 (2nd Ave.) / Gaynor Ave. / 17th Ave.
(44.38025, -89.84447)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.3874
Other (At-Grade)
Multilane (2 Lane, unspecified)
2004 Opened September 2004. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States
Grandview Dr. / 62nd Ct. W / Park Entrance
(47.20033, -122.56890)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7785
Other (At-Grade)
Single-Lane
2000 Opened September 2000. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States
Grandview Dr. / Bristonwood Dr. / 48th St. W
(47.21334, -122.56880)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.9607
Other (At-Grade)
Single-Lane
2000 Opened September 2000. ICD estimated from Google Maps linework.
Sammamish, WA
King Co.
United States
NE Inglewood Hill / 216th Ave. NE
(47.61554, -122.05180)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.3989
Other (At-Grade)
Single-Lane
2001 October 2001. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
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.
Temple Hills, MD
Prince Georges Co.
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 Co.
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 Co.
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.
North Harford, MD
Harford Co.
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 Co.
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 Co.
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, unspecified)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
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, unspecified)
2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Millington, MD
Kent Co.
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 Co.
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.
Scottsdale, AZ
Maricopa Co.
United States
N 70th Pl. / E Chaparral Rd.
(33.50954, -111.92900)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4320
Other (At-Grade)
Single-Lane
2016 A traffic calming circle was completed in 2002 on what was otherwise a TWSC intersection. Roundabout constructed in 2016. On south leg there is no entry into the roundabout but instead a yield-controlled right-turn bypass lane to prevent northbound-to-westbound cut-through traffic.
Provo, UT
Utah Co.
United States
200 West (Freedom Blvd.) / 920 South
(40.22177, -111.66230)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.5341
Other (At-Grade)
Single-Lane
2000 ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States
Havenwood Ave. / Spotted Leaf Ln. / Golden Willow
(36.13300, -115.33040)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.6194
Other (At-Grade)
Multilane (2 Lane, unspecified)
1999 Functional Class: Collector ICD estimated from Google Maps linework.
Las Vegas (Summerlin), NV
Clark Co.
United States
Havenwood Ave. / Desert Marigold Ln. / Navajo Willow Ln.
(36.13360, -115.32110)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.5483
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 Functional Class: Collector. Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States
SW 29th St. / Urish Rd.
(39.01446, -95.78102)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Single-Lane
2001 Completed July 2001 as single-lane roundabout. Retail shopping center on SW corner. Converted to partial double-lane roundabout 2010. 21442
Gordonsville, VA
Orange Co.
United States
James Madison Hwy / N. Main St. / Spotswood Trl.
(38.14261, -78.18947)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
31.9366
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Howard, WI
Brown Co.
United States
Lineville Rd. (CTH M) / Cardinal Ln. (CTH EB)
(44.59090, -88.08430)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.7684
Other (At-Grade)
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 ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States
2000 South / Sandhill Rd.
(40.26074, -111.70420)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.7220
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States
Tabernacle Rd. / Main St.
(37.10812, -113.58350)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
23.8119
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
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 (Grade-Separated)
Single-Lane
2006 Raindrop-shaped interchange terminal. ICD estimated from Google Maps linework.
Rising Sun, MD
Cecil Co.
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.
Rosemont, MD
Frederick Co.
United States
MD 17 / MD 180
(39.33768, -77.63950)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
30.4828
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
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, unspecified)
2000 Rural ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
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 (At-Grade)
Multilane (2 Lane, unspecified)
1996 ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
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, unspecified)
2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Duvall, WA
King Co.
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, unspecified)
2004 http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework.
Tooele, UT
Tooele Co.
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 Co.
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.
Bel Air, MD
Harford Co.
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 Co.
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 Co.
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.
Bend, OR
Deschutes Co.
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.
Moses Lake, WA
Grant Co.
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 Co.
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.
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.
Woodland, CA
Yolo Co.
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.
Dumont / Cresskill, NJ
Bergen Co.
United States
Madison Ave. / Knickerbocker Rd. (Monument)
(40.94127, -73.97681)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
74.8804
Other (At-Grade)
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 Co.
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.
Seattle, WA
King Co.
United States
Sunnyside Ave. N / N 43rd St.
(47.65912, -122.33020)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2006
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 Co.
United States
Old Frankfort Pike / Alexandria Dr.
(38.06952, -84.55762)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2010
Bradenton Beach, FL
Manatee Co.
United States
SR 789 / Bridge St.
(27.46500, -82.69847)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
14.8361
Other (At-Grade)
Single-Lane
1994 Completed August 1994. ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States
Lake South / Crystal Water Way
(36.13289, -115.29050)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
25.0796
Other (At-Grade)
Single-Lane
1994 Completed August 1994. Functional Class: Collector ICD estimated from Google Maps linework.
(unincorporated), FL
Palm Beach Co.
United States
Lakes at Boca Raton / Cain Blvd.
(26.39603, -80.21160)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.3962
Other (At-Grade)
Single-Lane
1994 Completed November 1994. ICD estimated from Google Maps linework.
Lisbon, MD
Howard Co.
United States
MD 94 / MD 144
(39.33700, -77.07360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
1993 First roundabout in Maryland. Built initially as temporary, made permanent after one month.
Gainesville, FL
Alachua Co.
United States
SE 7th St. / SE 4th Ave.
(29.64824, -82.31792)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.2880
Other (At-Grade)
Single-Lane
1992 Pedestrian crossings within circulatory roadway. Completed April 1992.
Long Beach, CA
Los Angeles Co.
United States
Los Alamitos Circle (Hwy. 1 / Lakewood Blvd. / Los Coyotes Diagonal)
(33.78989, -118.14250)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
137.1597
Other (At-Grade)
Multilane (2 Lane, unspecified)
1993 Traffic circle conversion. Modified in 2020 to reduce lanes. 21442
Las Vegas (Summerlin), NV
Clark Co.
United States
Town Center Dr. / Hualapai Way
(36.17850, -115.31770)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
70.1040
Other (At-Grade)
Multilane (2 Lane, unspecified)
1990 Completed March 1990. Modified 2003 to reduce from three-lane entries to two-lane entries with add-lane right-turn bypasses on all legs. ICD estimated from Google Maps linework. 21442
Las Vegas (Summerlin), NV
Clark Co.
United States
Town Center Dr. / Village Center Cir. / Library Hills Dr.
(36.18960, -115.30360)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
91.4400
Other (At-Grade)
Multilane (2 Lane, unspecified)
1990 Completed March 1990. Modified 2010 to reduce lane configuration. 21442
Boca Raton, FL
Palm Beach Co.
United States
SW 18th St. / Juana Rd. (SW 12th Ave.)
(26.33206, -80.11059)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Single-Lane
Raised splitter islands on SW 18th St., painted splitter islands on Juana Rd.. Flashing warning beacon on eastbound SW 18th St. approach. Year Completed unknown (before 1985).
Vail, CO
Eagle Co.
United States
Vail Rd. / I-70 WB Ramps / North Frontage Rd. / Spraddle Cr. Rd.
(39.64477, -106.37770)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Multilane (2 Lane, unspecified)
1995 Raindrop-shaped central island.
Lothian, MD
Anne Arundel Co.
United States
MD 2 / MD 408 / MD 422
(38.82973, -76.61590)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.8423
Other (At-Grade)
Single-Lane
1995 Completed October 1995. ICD estimated from Google Maps linework.
Elkton, MD
Cecil Co.
United States
MD 213 (Fair Hill Rd.) / Leeds Rd. / Elk Mill Rd. (Lanzi Circle)
(39.66364, -75.85529)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.0178
Other (At-Grade)
Single-Lane
1995 Previously controlled by two-way stop. Functional Class: Arterial ICD estimated from Google Maps linework.
Cearfoss, MD
Washington Co.
United States
MD 63 / MD 58 / MD 494 (Cearfoss Pike)
(39.70017, -77.77593)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
1995 Completed December 1995.
Modesto, CA
Stanislaus Co.
United States
Chandon Dr. / Calero Dr.
(37.67642, -120.93380)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.4132
Other (At-Grade)
Single-Lane
2002 ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States
Bowen Ave. / Fremont Ave.
(37.67470, -121.00260)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.9061
Other (At-Grade)
Single-Lane
2002 Previously controlled by twsc ICD estimated from Google Maps linework.
Sarasota, FL
Sarasota Co.
United States
South Gate Circle (Tuttle Ave. / Siesta Dr.)
(27.30536, -82.51414)
Other
Existing
All-Way Yield
None
4 Approaches
0 Driveways
120.9825
Other (At-Grade)
Unknown
Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 7th Ave. N.
(26.15619, -81.79971)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
22.5125
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 11th Ave. N.
(26.15712, -81.79420)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
13.7160
Other (At-Grade)
Single-Lane
1996 Installed for traffic calming. Painted splitter islands. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Naples, FL
Collier Co.
United States
7th St. N. / 12th Ave. N.
(26.15734, -81.79282)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
13.7160
Other (At-Grade)
Single-Lane
1996 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Earth.
Hollywood, FL
Broward Co.
United States
Hollywood Blvd. / Rainbow Dr.
(26.01050, -80.18360)
Other
Existing
One-Way/Two-Way Stop
None
4 Approaches
0 Driveways
274.3200
Other (At-Grade)
Multilane (2 Lane, unspecified)
Uncontrolled mainline, stop-control on side street. Building and parking in central island.
Hollywood, FL
Broward Co.
United States
Hollywood Blvd. / 26th Ave.
(26.01110, -80.15920)
Signalized Roundabout/Circle
Existing
Signal
None
4 Approaches
0 Driveways
200.7172
Other (At-Grade)
Multilane (2 Lane, unspecified)
Signal access to parking and building in center of circle. ICD estimated from Google Maps linework.
Lake Worth, FL
Palm Beach Co.
United States
SR 802 (Lucerne Ave. - Lake Ave.) / A St.
(26.61670, -80.06500)
Roundabout
Existing
All-Way Yield
Pedestrian Signal (red-yellow-green to drivers)
4 Approaches
0 Driveways
57.9120
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2002 ICD = 190 ft x 140 ft.
Naples, FL
Collier Co.
United States
8th St. S / 12th Ave. S
(26.13267, -81.79491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
18.2281
Other (At-Grade)
Single-Lane
1996 Installed for community enhancement. ICD estimated from Google Maps linework.
Naples, FL
Collier Co.
United States
7th St. N. / 3rd Ave. N.
(26.15530, -81.80524)
Traffic Calming Circle
Existing
All-Way Yield
None
4 Approaches
0 Driveways
9.6483
Other (At-Grade)
Single-Lane
1998 Installed for traffic calming. Detailed traffic volume, speed data available. ICD estimated from Google Maps linework.
Tavares, FL
Lake Co.
United States
Main St. / Disston Ave. / Lake Dora Dr.
(28.80215, -81.72475)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
20.9315
Other (At-Grade)
Single-Lane
1996 Railroad tracks running along edge of central island. RR unprotected, train frequency 1-2/wk, 10 mph. ICD estimated from Google Maps linework.
Clovis, NM
Curry Co.
United States
Hwy 245 (Llano Estacado Blvd.) / Norris St.
(34.43384, -103.17830)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.3276
Other (At-Grade)
Single-Lane
2006 Completed February 27, 2006. Website: http://www.cityofclovis.org/roundabout/roundabout.htm ICD estimated from Google Maps linework.