Roundabouts Database

29411 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
Carmel, IN
Hamilton Co.
United States 		Spring Mill Rd. / W. 131st St.
(39.97776, -86.16474) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2691 		Other (At-Grade)
Single-Lane 		2007 Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Spring Mill Rd. / W. 136th St.
(39.98505, -86.16485) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6893 		Other (At-Grade)
Single-Lane 		2005 Construction planned for Spring 2003 per article in The Indianapolis Star (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / Pennsylvania St.
(39.96796, -86.15526) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2008
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / 131st (Main) St.
(39.97806, -86.14577) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2007 Painted spirals next to central island. Skewed intersection.
Bettendorf, IA
Scott Co.
United States 		53rd Ave. / Middle Rd.
(41.57538, -90.46408) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5252 		Other (At-Grade)
Single-Lane 		2002 Right turn bypass lanes striped within roundabout. Construction cost ~$865,000. Information from website: http://www.bettendorf.lib.ia.us/publicworks/roundabout.html ICD estimated from Google Maps linework.
Johnson City, NY
Broome Co.
United States 		Riverside Dr. / Floral Ave. / Rte 201 Ramps
(42.10678, -75.96601) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 http://www.dot.state.ny.us/reg/r9/cur_project/circle/about/index.html
Raleigh, NC
Wake Co.
United States 		Pullen Rd. / Stinson Dr.
(35.78457, -78.66421) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.3773 		Other (At-Grade)
Single-Lane 		2002 Located on campus of North Carolina State University. Completed November 2002. Used to have Pedestrian signal located upstream of roundabout (removed in 2006) Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		67th St. / Gleason Rd.
(39.00723, -94.86295) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.3387 		Other (At-Grade)
Single-Lane 		2002 Built as part of extension of both streets -- road originally curved from the north to the east. Completed October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Chapel Hills Dr. / Royal Pine Dr.
(38.98067, -104.77060) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.9242 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Wedekind Rd. / Clear Acre Ln.
(39.55157, -119.78930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.0222 		Other (At-Grade)
Single-Lane 		1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Lake Oswego, OR
Clackamas Co.
United States 		SW Stafford Rd. / SW Rosemont Rd.
(45.39300, -122.69020) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7740 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
(unincorporated), OR
Clackamas Co.
United States 		SW Stafford Rd. / SW Borland Rd.
(45.37472, -122.70240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.6945 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bennett Creek Ave. / Bennett Creek Blvd.
(39.32256, -77.34935) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.8808 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		US 41 - US 76 - SR 8 (Westside Dr.) / 29th St.
(35.00944, -85.27164) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
21.5209 		Other (At-Grade)
Single-Lane 		2001 Completed September 26, 2001. The intersection is located at the western portal of the Bachman Tunnel, a two-lane tunnel through Missionary Ridge, connecting Chattanooga with the City of East Ridge, Tennessee. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Williston, VT
Chittenden Co.
United States 		Maple Tree Pl. / Sycamore Dr.
(44.44349, -73.10966) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1697 		Other (At-Grade)
Single-Lane 		2001 Completed November 2001. Major shopping area, road part of the planned ring road around Taft Corner. Functional Class: Local ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Industrial Way / SW Wall St.
(44.05050, -121.31750) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.9023 		Other (At-Grade)
Single-Lane 		2003 Wall St. is one-way southbound into the roundabout. Roundabout is raindrop-shaped to prevent eastbound to northbound movements. Dogbone/peanut shape. ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Industrial Way / SW Bond St.
(44.05040, -121.31630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.6191 		Other (At-Grade)
Single-Lane 		2003 Bond St. is one-way northbound out of the roundabout. Roundabout has raindrop-shaped central island, as no westbound to southbound movements are needed. Dogbone/peanut shape. ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Beech Ave. / 1st St.
(38.79048, -104.84660) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
42.8219 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Lake Ave. / Lake Cir.
(38.79144, -104.84880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.2724 		Other (At-Grade)
Single-Lane 		1995 Year Completed estimated (before 1999). ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Buena Vista Blvd. / Rainey Tr.
(28.91345, -81.99847) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3183 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Rigden Pkwy. / Custer Dr.
(40.54863, -105.02960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9307 		Other (At-Grade)
Single-Lane 		2001 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Stanton Creek Dr. / St. Thomas Dr.
(40.49066, -105.05590) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.5241 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Stanton Creek Dr. / Tortola Way
(40.48999, -105.05430) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.4327 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Cuerto Ln. / (unknown)
(40.57718, -105.13330) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.3067 		Other (At-Grade)
Single-Lane 		2005 Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Tierra Ln. / Saddle Ridge Condominiums
(40.57545, -105.13140) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.1217 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Oval Dr. (Howes St. / Plum St. / Isotope Dr. / East Dr. / Music Dr.)
(40.57639, -105.08070) 		Other
Existing 		Unknown
Unknown 		6 Approaches
0 Driveways
19.0499 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		College Ave. / Laporte Ave.
(40.58899, -105.07720) 		Other
Removed 		Unknown
Unknown 		4 Approaches
0 Driveways
26.3021 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Glen Isle Dr. / Glendale Dr.
(40.43433, -105.11460) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		1995 No splitter islands on side street.
Loveland, CO
Larimer Co.
United States 		Glen Isle Dr. / Buckingham Cir.
(40.43580, -105.10680) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
64.5421 		Other (At-Grade)
Single-Lane 		1997 Functional Class: Local ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Seven Lakes Dr. / Horseshoe Dr.
(40.42844, -105.05100) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
20.0011 		Other (At-Grade)
Single-Lane 		1996 Functional Class: Local ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Seven Lakes Dr. / Madison Ave.
(40.42698, -105.05790) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
18.1832 		Other (At-Grade)
Single-Lane 		1995 Functional Class: Local ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		E. 13th St. / N. Denver Ave.
(40.40520, -105.04480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7445 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Southbound approach has two-lane approach with right-turn-only lane; all other approaches are single-lane. Traffic from SuperWalMart and movie theatre go through roundabout to get to NB Denver to get to US 34/Eisenhower. Functional Class: Collector ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Silverwood Dr. / Centennial Rd.
(40.54545, -105.05120) 		Traffic Calming Circle
Removed 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7646 		Other (At-Grade)
Single-Lane 		Small almost mini-roundabout used for traffic calming measure. People drove through plastic posts, rendering roundabout useless; idea scrapped in less than 6 mo. Functional Class: Collector ICD estimated from Google Maps linework.
Fort Collins, CO
Larimer Co.
United States 		Mt. Vernon Ct. / New Bedford Dr. / Ticonderoga Dr.
(40.53008, -105.05420) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.4175 		Other (At-Grade)
Single-Lane 		Small almost mini roundabout, not very functional. Has small central island and no splitter islands only haching and road markings. Functional Class: Collector ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bennett Creek Ave. / Bennett Creek Rd.
(39.32223, -77.35181) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2613 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Pine Manor Dr. / Stoneglen Dr.
(38.96827, -104.76670) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.9289 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Sanford, FL
Seminole Co.
United States 		E. Seminole Blvd. / N. Park Ave.
(28.81465, -81.26805) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.9290 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Denver, CO
Denver Co.
United States 		Chopper Cir. / VIP Parking / 9th St. / Access Rd
(39.74721, -105.00810) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.3424 		Other (At-Grade)
Single-Lane 		1999 Located at Pepsi Center arena Functional Class: Collector ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		MD 355 / Sugarloaf Pkwy.
(39.32862, -77.35193) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.8013 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Windjammer Dr. / Brigantine Dr.
(38.95401, -104.77020) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.5070 		Other (At-Grade)
Single-Lane 		1995 ICD estimated from Google Maps linework.
Oshkosh, WI
Winnebago Co.
United States 		CTH E (Witzel Ave.) / Washburn St.
(44.01808, -88.58321) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2010 Opened September 24, 2010.
Urbana, MD
Frederick Co.
United States 		MD 355 / Sprigg St.
(39.33070, -77.35654) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.4954 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bush Creek Dr. / Major Smith Ln.
(39.33507, -77.35263) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6364 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Encinitas, CA
San Diego Co.
United States 		Santa Fe Dr. / Devonshire Dr. / Rubenstein Ave.
(33.03622, -117.28590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.0272 		Other (At-Grade)
Single-Lane 		2004 Site of solo fatal crash in 2007, DUI .29%. http://www.nctimes.com/articles/2007/10/09/news/coastal/2_03_3710_8_07.txt. 11861-05. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		S 323rd St. / 32nd Ave. S
(47.31214, -122.29250) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.5368 		Other (At-Grade)
Single-Lane 		2000 Opened April 2000. ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States 		Sylvan Ave. / Millbrook Ave.
(37.68898, -120.93520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.3658 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		W. 8th Ave. / Magnolia Ave.
(39.74451, -121.85270) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.7130 		Other (At-Grade)
Single-Lane 		2005 Functional Class: Local ICD estimated from Google Maps linework.
Modesto, CA
Stanislaus Co.
United States 		Sharon Ave. / Maid Mariane Rd.
(37.67451, -120.93050) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.7967 		Other (At-Grade)
Single-Lane 		2006 Opened July 27, 2006. Functional Class: Collector ICD estimated from Google Maps linework.
West Bend, WI
Washington Co.
United States 		Paradise Dr. / CTH G
(43.39770, -88.16100) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5053 		Other (At-Grade)
Single-Lane 		2003 Completed September 18, 2003 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Bridle Oaks Dr. / Woodmont Dr.
(39.01377, -104.79950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
64.0311 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Sugarloaf Pkwy. / Denison St.
(39.33490, -77.34180) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.9503 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 ICD estimated from Google Maps linework.
Pleasanton, CA
Alameda Co.
United States 		Watermill Rd. / Watermill Rd.
(37.75548, -121.90970) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
31.1610 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
La Quinta, CA
Riverside Co.
United States 		Jefferson St. / Avenue 52
(33.67096, -116.26870) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.6860 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 RT bypass lanes on all legs. ICD estimated from Google Maps linework.
San Francisco, CA
San Francisco Co.
United States 		Waller St. / Steiner St.
(37.77097, -122.43190) 		Traffic Calming Circle
Existing 		All-Way Stop
None 		4 Approaches
0 Driveways
66.0853 		Other (At-Grade)
Single-Lane 		2003 Preliminary layout for neighborhodd comment Functional Class: Local ICD estimated from Google Maps linework.
Sioux Falls, SD
Minnehaha Co.
United States 		69th St. / Southeastern Ave.
(43.48928, -96.68768) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7250 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		Overland Dr. / Congressional Dr.
(38.97474, -95.31127) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.8550 		Other (At-Grade)
Single-Lane 		2003 Both roads newly constructed in this area. Functional Class: Collector ICD estimated from Google Maps linework.
Oconomowoc, WI
Waukesha Co.
United States 		Wisconsin Ave. / Lake Dr.
(43.11224, -88.43968) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.1314 		Other (At-Grade)
Single-Lane 		2002 Opened October 15, 2002. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Sybilla Ln. / (parking lot)
(39.01263, -104.81160) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.9841 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Stout Dr. / (parking lot)
(39.01775, -104.81250) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
20.4146 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		W. 8th Ave. / Greenwich Dr.
(39.73875, -121.86640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.7968 		Other (At-Grade)
Single-Lane 		2005 Functional Class: Local ICD estimated from Google Maps linework.
Pleasanton, CA
Alameda Co.
United States 		Watermill Rd. / Albion Rd.
(37.76511, -121.90780) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
34.9336 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Pleasanton, CA
Alameda Co.
United States 		Watermill Rd. / Harcourt Way
(37.75982, -121.90820) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
34.9361 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Rochester Hills, MI
Oakland Co.
United States 		Tienken Rd. / Sheldon Rd.
(42.69626, -83.12320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.6224 		Other (At-Grade)
Single-Lane 		2001 Near Hart Middle School and Stoney Creek High School. Functional Class: Local ICD estimated from Google Maps linework.
Sterling Heights, MI
Macomb Co.
United States 		Utica Rd. / Dodge Park Rd.
(42.59179, -83.01110) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.9629 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Functional Class: Arterial ICD estimated from Google Maps linework.
Rutherford, NJ
Bergen Co.
United States 		Park Ave. / Erie Ave.
(40.82835, -74.10118) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.0152 		Other (At-Grade)
Single-Lane 		2004 Reconstructed as roundabout in 2004? ICD estimated from Google Maps linework.
Maplewood, NJ
Essex Co.
United States 		Midland Blvd. / Highland Ave.
(40.73043, -74.25748) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
83.2644 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Maplewood, NJ
Essex Co.
United States 		Midland Blvd. / Norfolk Ave.
(40.73111, -74.25972) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
16.2907 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Princeton, NJ
Mercer Co.
United States 		Faculty Rd. / Elm Dr.
(40.33888, -74.65523) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.2209 		Other (At-Grade)
Single-Lane 		2001 This roundabout is on University owned roads open to the public. There is a second roundabout similar in dimensions upstream on Elm Drive. Close to an at-grade rail crossing. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Belmar, NJ
Monmouth Co.
United States 		10th Ave. / B St.
(40.17772, -74.01782) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Belmar, NJ
Monmouth Co.
United States 		10th Ave. / D St.
(40.17855, -74.02169) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Summit, NJ
Union Co.
United States 		Union Pl. / Beechwood Rd.
(40.71691, -74.35757) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
19.0099 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Carson City, NV
Carson City Co.
United States 		E 5th St. / Fairview Dr.
(39.16090, -119.72790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		1999
Hinesville, GA
Liberty Co.
United States 		Washington Ave. / Memorial Dr.
(31.84992, -81.59570) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.5366 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Brookfield, WI
Waukesha Co.
United States 		Barker Rd. (CTH Y) / North Ave. (CTH M)
(43.06136, -88.16629) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.9042 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Functional Class: Arterial ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Allison Pkwy. / Civic Center
(39.70906, -105.08630) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
31.2390 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Lakewood, CO
Jefferson Co.
United States 		Arbutus Dr. / W. 2nd Pl.
(39.71649, -105.14750) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5609 		Other (At-Grade)
Single-Lane 		2001 Functional Class: Collector ICD estimated from Google Maps linework.
Coral Gables, FL
Miami-Dade Co.
United States 		Ponce de Leon Blvd. / Greco Ave. / Ruiz Ave.
(25.73047, -80.25832) 		Roundabout
Existing 		All-Way Yield
Unknown 		6 Approaches
0 Driveways
49.4917 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Hyannis, MA
Barnstable Co.
United States 		Iyannough Rd. / Barnstable Rd. / Falmouth Rd.
(41.66512, -70.28732) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
87.4371 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Greenbelt, MD
Prince Georges Co.
United States 		Hanover Pkwy. / Village Park Dr. / Schrom Hills Community Park entrance
(38.98378, -76.87333) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.4960 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1994-2001). ICD estimated from Google Maps linework.
Superior, CO
Boulder Co.
United States 		5th Ave. / Center Dr.
(39.95764, -105.17190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1262 		Other (At-Grade)
Single-Lane 		1999 Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework.
Windsor, CO
Weld Co.
United States 		Westgate Dr. / Oakmond St.
(40.48121, -104.98870) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2020 Year Completed estimated (2019-2021). Opened 1999-2004 as single-lane cul-de-sac with south leg and stubs on west and east legs and no evidence of traffic control; the outer portions of circulatory roadway were striped out. Converted to 2x1 roundabout 2019-2021 with addition of north leg.
Henrietta, NY
Monroe Co.
United States 		Andrews Memorial Dr. / Lomb Memorial Dr.
(43.08770, -77.67448) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.7614 		Other (At-Grade)
Single-Lane 		2003 On campus of Rochester Institute of Technology. ICD estimated from Google Maps linework.
Linton Hall, VA
Prince William Co.
United States 		Tartan Hills Pkwy. / Native Rocks Dr. / Seagate Way
(38.74593, -77.58755) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1911 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Parkville, MO
Platte Co.
United States 		National Dr. / Ridge Rd.
(39.21333, -94.70781) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
49.9696 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Portsmouth, VA
N/A Co.
United States 		Crawford St. / Bart St.
(36.83202, -76.29770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.8849 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Chapel Hills Dr. / Divot Trl.
(38.97569, -104.77560) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.7116 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Functional Class: Arterial ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		St. Johns St. / New Haven Ct. (Hampton Circle)
(40.04742, -105.24740) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.5996 		Other (At-Grade)
Single-Lane 		1997 ICD estimated from Google Maps linework.
Fruita, CO
Mesa Co.
United States 		Aspen Ave. / Mesa St. (Park Square)
(39.15884, -108.73360) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
77.7908 		Other (At-Grade)
Unknown 		Completed 1940? ICD estimated from Google Maps linework.
Eagle, CO
Eagle Co.
United States 		Eby Creek Rd. / US 6
(39.65630, -106.82500) 		Roundabout
Existing 		All-Way Yield
Active Pedestrian Warning (flashing yellow) 		4 Approaches
0 Driveways
40.4579 		Other (At-Grade)
Single-Lane 		2001 Opened July 2001. Highway ref pt. 6-49.67. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Winchester, VA
Frederick Co.
United States 		Commonwealth Ct. / (parking lot)
(39.12518, -78.19009) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.7222 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Gypsum, CO
Eagle Co.
United States 		I-70 Frontage Roads / US 6
(39.65086, -106.95510) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3351 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Swinomish Tribal Community, WA
Skagit Co.
United States 		SR 20 / Padilla Heights Rd.
(48.45519, -122.51940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.2280 		Other (At-Grade)
Single-Lane 		2002 The ground breaking ceremony was held October 2002. The client is the Swinomish Tribe. Opened October 2002. Functional Class: Local ICD estimated from Google Maps linework.
La Conner, WA
Skagit Co.
United States 		LaConner-Whitney Rd. / Chilberg Rd. / Morris Sr.
(48.39234, -122.48660) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.5504 		Other (At-Grade)
Single-Lane 		2003 Roundabout replaces a Y intersection. The center island is under private ownership and contains an exisitng granite monument. Opened September 2003. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
New London, CT
New London Co.
United States 		Shaw St. / Pequot Ave. / Nameaug St. / Driveway to Pfizer
(41.34204, -72.09873) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.8671 		Other (At-Grade)
Single-Lane 		2000 Functional Class: Collector ICD estimated from Google Maps linework.
Indianapolis, IN
Marion Co.
United States 		Monument Circle [Market St. / Meridian St.]
(39.76848, -86.15804) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1820 Most famous traffic circle in the State of Indiana. Completed 1820.
Carmel, IN
Hamilton Co.
United States 		Hazel Dell Pkwy. / E 126th St.
(39.97119, -86.07069) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1998
Carmel, IN
Hamilton Co.
United States 		Hazel Dell Pkwy. / E 131st St.
(39.97845, -86.07054) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		1998 Built in late 1990s.Converted to multilane 2010-2012. Right-turn-only lane on west leg; left-turn-only lane on east leg.
Kent, WA
King Co.
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.
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.