Roundabouts Database

29483 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
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).
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.
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.
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.
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.
Springfield, OR
Lane Co.
United States 		Maple Island Rd. / Game Farm Rd. East
(44.08580, -123.03510) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
25.7365 		Other (At-Grade)
Single-Lane 		2002 One leg is driveway, 4th leg is future. ICD estimated from Google Maps linework.
Springfield, OR
Lane Co.
United States 		58th St. / Thurston Rd.
(44.05320, -122.92640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.7507 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Springfield, OR
Lane Co.
United States 		Maple Island Rd. / (parking lot)
(44.08710, -123.03510) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1674 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Springfield, OR
Lane Co.
United States 		Maple Island Rd. / International Way
(44.08840, -123.03490) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1668 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Tamarack Resort, ID
Valley Co.
United States 		Village Dr. / Whitewater Dr.
(44.67280, -116.11770) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.8771 		Other (At-Grade)
Single-Lane 		2005 None. ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		E. Oak St. / N. 70th St.
(33.47301, -111.93050) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.9249 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Kaukauna, WI
Outagamie Co.
United States 		CTH J / US 41 SB Ramps
(44.30645, -88.24948) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.8965 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Opened October 11, 2010. ICD estimated from Google Maps linework.
McPherson, KS
McPherson Co.
United States 		E. 1st St. / Centennial Dr.
(38.37671, -97.62996) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
38.3878 		Other (At-Grade)
Single-Lane 		2005 Fatal crash January 20, 2010. ICD estimated from Google Maps linework.
Olathe, KS
Johnson Co.
United States 		S. Ridgeview Rd. / E. Loula St.
(38.88069, -94.79726) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.1027 		Other (At-Grade)
Single-Lane 		2004 Completed August 2004. ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		110th St. / Lamar Ave.
(38.92910, -94.65830) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.3130 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Concrete paving. Adjacent to convention center. ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		133rd St. / Lamar Ave.
(38.88654, -94.65847) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.1862 		Other (At-Grade)
Single-Lane 		2006 Completed May 2006. ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		W 161st Terr. / W 163rd St. / Flint St.
(38.83472, -94.71741) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.3526 		Other (At-Grade)
Single-Lane 		2007 Built for new development. ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		Santa Fe Dr. / Conser St.
(38.98233, -94.67347) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.2076 		Other (At-Grade)
Single-Lane 		2004 Completed September 2004. ICD estimated from Google Maps linework.
Tampa, FL
Hillsborough Co.
United States 		E. 4th Ave. / Channelside Dr.
(27.95773, -82.44586) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.8131 		Other (At-Grade)
Single-Lane 		1995 No deflection on one approach. ICD estimated from Google Maps linework.
Columbia, MO
Boone Co.
United States 		Business Loop 70 / I-70 WB Ramps / Creasy Springs Rd.
(38.96655, -92.35241) 		Roundabout
Removed 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
94.7178 		Freeway Ramps (Grade-Separated)
Single-Lane 		1996 First roundabout in Missouri by Missouri DOT. Originally built in 1996 per article: https://www.voxmagazine.com/news/all-about-roundabouts-in-columbia/article_93724b2b-8b20-5228-b4de-315c5c3d2004.html. Replaced with roundabout to immediate west. 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.
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.
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.
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.
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.
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.
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.
Carson City, NV
Carson City Co.
United States 		Arrowhead Dr. / I-580 SB Ramp
(39.19810, -119.77540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7669 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 Future SB on-ramp for Carson City Freeway (I-580). Overpass and roundabouts completed in 2002; freeway ramps completed ~2005. ICD estimated from Google Maps linework.
Carson City, NV
Carson City Co.
United States 		Arrowhead Dr. / I-580 NB Ramps / Imus Rd.
(39.19840, -119.77380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6923 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 NB off-ramp for Carson City Freeway (I-580) and extension of Imus Road. Overpass and roundabouts completed in 2002. ICD estimated from Google Maps linework.
Medford, MN
Steele Co.
United States 		CR 12 / I-35 NB Ramps
(44.17349, -93.25775) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.6872 		Other (At-Grade)
Single-Lane 		2002 Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States 		SW Oregon St. / SW Murdock Rd.
(45.36060, -122.82520) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.5120 		Other (At-Grade)
Single-Lane 		2002 Completed November 2002. ICD estimated from Google Maps linework.
Erwin, NY
Steuben Co.
United States 		Robert Dann Dr. / Science Center Rd.
(42.15936, -77.11082) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.3400 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2001 Add-lane right-turn bypass lane on west leg.
Hilton Head, SC
Beaufort Co.
United States 		US 278 / Pope Ave. / Greenwood Dr. / William Hilton Pkwy.
(32.15560, -80.76283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
91.0011 		Other (At-Grade)
Single-Lane 		2000 Converted rotary with large diameter. Right turn bypass lanes on all legs. Conversion Year Completed estimated (1994-2005). ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		River Rd. / East 131st St. / Longest Dr.
(39.97910, -86.05145) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Single-Lane 		1997 First roundabout in Carmel.
Carmel, IN
Hamilton Co.
United States 		Gray Rd. / 106th St.
(39.94151, -86.08847) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6277 		Other (At-Grade)
Single-Lane 		2003 Under construction in December 2002; completed January 2003. Intersection closed until completion. Construction cost $430,000 per Indianapolis Star article authored by Bill Ruthhart (12/05/2002). Functional Class: Arterial ICD estimated from Google Maps linework.
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 		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 		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.
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.