Roundabouts Database

30229 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
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / El Camino Real / Paige Pl.
(28.94803, -81.95540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
68.9771 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Interlake Ave. N / N 39th St.
(47.65411, -122.34130) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
14.4811 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Killingworth, CT
Middledex Co.
United States 		Rte. 80 / Rte. 81
(41.35801, -72.56517) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1997 First rotary modification in Connecticut. 21442
North Stonington, CT
New London Co.
United States 		Rte 2 / Rte 184
(41.42439, -71.86039) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
103.6320 		Other (At-Grade)
Single-Lane 		Yield signs added 1999?
New Castle, CO
Garfield Co.
United States 		Castle Valley Blvd. / Pyramid St.
(39.57959, -107.52880) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
33.1386 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
New Castle, CO
Garfield Co.
United States 		Castle Valley Blvd. / (TBD)
(39.57517, -107.52190) 		Roundabout
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
31.2996 		Other (At-Grade)
Single-Lane 		1999 Facilitates U-turns. ICD estimated from Google Maps linework.
Westminster, CO
Adams Co.
United States 		Promenade Dr. S. / (TBD)
(39.89188, -105.06330) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
20.1598 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Oskaloosa, IA
Mahaska Co.
United States 		Hwy 432 / Old Hwy 163 / Pella Ave. / Orchard Ave.
(41.30376, -92.66716) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.8882 		Other (At-Grade)
Single-Lane 		2004 Completed April 2004. Site has sunken hole in central island with tunnels for bike path that passes under circulatory roadway. Experienced two single-vehicle crashes into sunken central island (alcohol-related). ICD estimated from Google Maps linework.
Newton, KS
Harvey Co.
United States 		First St. / I-135 Ramps
(38.04250, -97.32240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
65.8419 		Freeway Ramps (Grade-Separated)
Single-Lane 		2003 Single-point interchange. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		W. 141st St. / Bluejacket St.
(38.87130, -94.71130) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.6150 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Local ICD estimated from Google Maps linework.
Duxbury, MA
Plymouth Co.
United States 		Lincoln St. / Congress St.
(42.05532, -70.72294) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
21.2829 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Hanover, MD
Anne Arundel Co.
United States 		Arundel Mills Blvd. / MD 295 NB Ramps
(39.15573, -76.74459) 		Roundabout
Removed 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8575 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework. Replaced with DDI
Hanover, MD
Anne Arundel Co.
United States 		Arundel Mills Blvd. / MD 295 SB Ramps
(39.15677, -76.74617) 		Roundabout
Removed 		All-Way Yield
None 		2 Approaches
0 Driveways
66.6796 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework. Replaced with DDI.
Jessup, MD
Howard Co.
United States 		Canine Rd. / MD 32 EB Ramps
(39.10101, -76.76953) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.0005 		Freeway Ramps (Grade-Separated)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Mount Aetna, MD
Washington Co.
United States 		MD 66 (Mapleville Rd.) / Mount Aetna Rd.
(39.60243, -77.62425) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1703 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		Hopkins-Gorman Rd. / US 29 NB Ramps
(39.15846, -76.88660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.2695 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Medford, MN
Steele Co.
United States 		CR 12 / I-35 SB Ramps
(44.17364, -93.26057) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
67.6722 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Maplewood, MN
Ramsey Co.
United States 		Frost Ave. / English St.
(44.99927, -93.04572) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.5374 		Other (At-Grade)
Single-Lane 		2002 Completed October 2002. Twenty-year ADT is 15,000. ICD estimated from Google Maps linework.
Stillwater, MN
Washington Co.
United States 		Rutherford Rd. / 72nd St. / New England Pl. (School House Circle)
(45.05673, -92.85909) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.6830 		Other (At-Grade)
Single-Lane 		1999 Functional Class: Local ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Ashworth Ave. N / N 38th St.
(47.65269, -122.34020) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
160.1009 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Rochester, MN
Olmsted Co.
United States 		College Dr. SE / College Pkwy. SE (north)
(44.01949, -92.42918) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2000
Rochester, MN
Olmsted Co.
United States 		UCR Dr. SE / Ucr Pkwy SE (south)
(44.01538, -92.43011) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.3809 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Blair, NE
Washington Co.
United States 		NE 133 / US 30
(41.51842, -96.14633) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1353 		Other (At-Grade)
Single-Lane 		2004 Opened November 4, 2004. Right-turn bypass lanes on all three approaches. http://www.nebraskatransportation.org/roadrunner/docs/archives/Dec04Jan05.pdf ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		NE 15th St. / Bear Creek Rd.
(44.05150, -121.28400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.9018 		Other (At-Grade)
Single-Lane 		2005 Near elementary school. Crossing guard operation. ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		NW Awbrey Rd. / NW Sonora Dr.
(44.07240, -121.31750) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0262 		Other (At-Grade)
Single-Lane 		Older design. Fourth leg is stub. ICD estimated from Google Maps linework.
Draper, UT
Salt Lake Co.
United States 		Vestry Rd. / Rocky Mouth Ln.
(40.48996, -111.87390) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.2236 		Other (At-Grade)
Single-Lane 		1996 ICD estimated from Google Maps linework.
Orem, UT
Utah Co.
United States 		E 850 North / N Palisade Dr.
(40.31273, -111.66490) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.4997 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		Burke Ave. N / N 35th St.
(47.64919, -122.33510) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
9.6550 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Lindon, UT
Utah Co.
United States 		400 South / 600 West (Lindon Park Circle)
(40.33034, -111.73140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.6873 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		1730 North / 1740 West
(40.25703, -111.68890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.3437 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Promenade Dr. / Royal Pine Dr.
(38.96891, -104.74860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.2859 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		700 East / Center St.
(40.23369, -111.64660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9119 		Other (At-Grade)
Single-Lane 		1996 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		1700 North / 1730 North / 1500 West
(40.25650, -111.68530) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.4324 		Other (At-Grade)
Single-Lane 		1998 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		300 North / Seven Peaks Blvd.
(40.23737, -111.63750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.7337 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1997 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		5000 North / Edgewood Dr.
(40.30066, -111.65750) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
19.1282 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Provo, UT
Utah Co.
United States 		Veterans Pkwy. / Edgewood Dr. (Shops at Riverwoods)
(40.29899, -111.65785) 		Other
Removed 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2010 Initially constructed 1999. Converted 2010-2011 into pedestrian use only as part of outdoor mall.
Latham, NY
Albany Co.
United States 		Latham Circle: Rte 2 / Rte 9
(42.74810, -73.76098) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
76.2000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2002
Nashua, NH
Hillsborough Co.
United States 		SR 130 (Broad St.) / Coburn Ave. / Chuck Drudging Dr.
(42.75617, -71.51653) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0619 		Other (At-Grade)
Single-Lane 		2002 Entrance to north high school, very heavy traffic in AM peak. ICD estimated from Google Maps linework.
Edmonton, AB
Edmonton Capital Region
Canada 		St. Albert Trl. / Groat Rd. / 118th Ave. NW
(53.57027, -113.54940) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
58.1573 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Belmont St.
(36.20325, -115.10700) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.4923 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Hamilton St.
(36.20310, -115.12310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.9484 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Carey Ave. / Revere St.
(36.20313, -115.15180) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8396 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Las Vegas, NV
Clark Co.
United States 		Hills Dr. / Longspur Dr.
(36.19252, -115.29770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2295 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1991 ICD estimated from Google Maps linework.
Alpine, UT
Utah Co.
United States 		Canyon Crest Rd. / Alpine Hwy. (S. Main St.)
(40.44784, -111.77840) 		Roundabout
Existing 		Uncontrolled
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
42.7174 		Other (At-Grade)
Single-Lane 		2003 Free-merge, active pedestrian warning Functional Class: Major Arterial ICD estimated from Google Maps linework.
Truckee, CA
Nevada Co.
United States 		Hwy 89 / I-80 EB Ramps
(39.32243, -120.20770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
55.4354 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States 		Airport Dr. (STH 172) / S. Pine Tree Rd.
(44.49955, -88.14986) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.2968 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Calgary, AB
Calgary Region
Canada 		8th St. / Frontenac Ave.
(51.02937, -114.08350) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.5433 		Other (At-Grade)
Single-Lane 		2005 Driveway serving house entering roundabout. ICD estimated from Google Maps linework.
Calgary, AB
Calgary Region
Canada 		Discovery Ridge Blvd. / Discovery Dr.
(51.01179, -114.20000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0855 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Date estimated. ICD estimated from Google Maps linework.
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.
Lacey, WA
Thurston Co.
United States 		Marvin Rd. NE / Main St. NE
(47.06709, -122.76828) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Roundabout installed, although cross street not initially constructed.
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.
University Place, WA
Pierce Co.
United States 		Grandview Dr. / 56th St. W
(47.20565, -122.56890) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3417 		Other (At-Grade)
Single-Lane 		2000 Opened September 2000. 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.
University Place, WA
Pierce Co.
United States 		Grandview Dr. / Cirque Dr.
(47.21093, -122.56880) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.1506 		Other (At-Grade)
Single-Lane 		2000 Opened September 2000. 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.
Yakima, WA
Yakima Co.
United States 		N. 5th Ave. / Fruitdale Blvd.
(46.61242, -120.51870) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1760 		Other (At-Grade)
Single-Lane 		2004 Completed July 1, 2004. Major street makes a 90-degree turn through the intersection. Previously controlled by one-way stop 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.
Bend, OR
Deschutes Co.
United States 		SW Reed Market Dr. / (no cross street)
(44.04080, -121.32790) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
32.6244 		Other (At-Grade)
Single-Lane 		2004 No cross street, but U-turns allowed. ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Reed Market Dr. / SW Bond St. / SW Brookswood Blvd.
(44.04047, -121.31678) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2003
Bend, OR
Deschutes Co.
United States 		SW Reed Market Dr. / Mt. Bachelor Dr.
(44.03830, -121.33340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.2015 		Other (At-Grade)
Single-Lane 		2002 Fourth leg was built with completion of new bridge over Deschutes River. ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Reed Market Dr. / SW Alderwood Cir.
(44.04054, -121.32174) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1904 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Eugene, OR
Lane Co.
United States 		N. Terry St. / Roosevelt Blvd.
(44.06371, -123.18825) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.5969 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
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).
Littleton, CO
Arapahoe Co.
United States 		Franklin St. / Cherryville Rd.
(39.61832, -104.96920) 		Traffic Calming 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 Co.
United States 		S. Monaco St. / E. Berry Ave.
(39.61682, -104.91340) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
11.9603 		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.
Greenwood Village, CO
Arapahoe Co.
United States 		S. Monaco St. / E. Dorado Pl.
(39.61199, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
11.0410 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
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. Prentice Pl.
(39.61977, -104.91350) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
14.7197 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Greenwood Village, CO
Arapahoe Co.
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 Co.
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 Co.
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, unspecified) 		2002 ICD estimated from Google Maps linework.
Northglenn, CO
Adams Co.
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 Co.
United States 		Elati St. / Arapahoe Rd.
(39.59515, -104.99770) 		Traffic Calming Circle
Existing 		One-Way/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 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.
Encinitas, CA
San Diego Co.
United States 		Leucadia Blvd / Hermes Ave
(33.06482, -117.30010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
18.0164 		Other (At-Grade)
Single-Lane 		2004 Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Normal, IL
McLean Co.
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 Co.
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 Co.
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, unspecified) 		2003 Bypass lane for southbound through movement in addition to two entry lanes. ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
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, unspecified) 		2003 ICD estimated from Google Maps linework.
London, ON
Middlesex County
Canada 		Lambton Dr. / Oxford Dr.
(43.00616, -81.27515) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
38.4291 		Other (At-Grade)
Single-Lane 		Constructed sometime in the 1970s. Functional Class: Local ICD estimated from Google Maps linework.
Amelia Island, FL
Nassau Co.
United States 		Beach Walker Rd. / Beachwood Rd.
(30.55425, -81.44608) 		Roundabout
Removed 		All-Way Yield
None 		3 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2012 Roundabout completed before 1999, removed 2011-2013.
Seward, NE
Seward Co.
United States 		7th St. / 6th Ave. / 8th Ave.
(40.91742, -97.10029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
37.9050 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Brookfield, IL
Cook Co.
United States 		Grand Blvd. / Washington St.
(41.82755, -87.85150) 		Other
Existing 		Unknown
Unknown 		8 Approaches
0 Driveways
41.8281 		Other (At-Grade)
Single-Lane 		I am a chauffuer in the Chicago area and I use this roundabout frequently when traveling from the West Suburbs to Midway Airport. Only real traffic is on Grand Blvd at this intersection but it is in a downtown shopping district in Brookfield (13 mi WSW of Functional Class: Local ICD estimated from Google Maps linework.