Roundabouts Database

28965 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
West Richland, WA
Benton Co.
United States 		Bombing Range Rd. / Keene Rd.
(46.26271, -119.34237) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2005 Free-flow bypass lane on east leg. Opened October 2005. Plans underway to replace with signalized intersection: https://www.tricitiesbusinessnews.com/2021/12/wr-traffic-circle/
White Center, WA
King Co.
United States 		10th Ave. SW / SW 100th St.
(47.51379, -122.34770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
12.1000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006 Opened April 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
White Center, WA
King Co.
United States 		9th Ave. SW / SW 100th St.
(47.51379, -122.34640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.5200 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2006 Opened April 2006. Previously controlled by two-way stop Functional Class: Neighborhood Collector ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States 		136th Ave. NE / Woodinville High School Entrance
(47.77161, -122.15860) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
25.6862 		Other (At-Grade)
Single-Lane 		2003 Opened October 2003. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		64th St W / Park Entrance
(47.19891, -122.56530) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.4022 		Other (At-Grade)
Single-Lane 		2004 Completed before July 2004. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		Cirque Dr. W / Alameda Ave. W / 56th St. W
(47.20639, -122.51600) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
54.3624 		Other (At-Grade)
Single-Lane 		2002 Completed December 2002. ICD estimated from Google Maps linework.
University Place, WA
Pierce Co.
United States 		40th St. W / Drexler Dr. W
(47.22084, -122.53430) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
31.6351 		Other (At-Grade)
Single-Lane 		2006 Completed June 2006. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Vashon Dr. NE / Columbia Way NE
(47.09724, -122.77000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.0175 		Other (At-Grade)
Single-Lane 		2005 Opened December 2005. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Britton Pkwy. NE / Gateway Blvd.
(47.06858, -122.78590) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.3012 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened September 2007. ICD estimated from Google Maps linework.
Fruitland, MD
Wicomico Co.
United States 		Cedar Ln. / Division St.
(38.32094, -75.61021) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.0473 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Saint Leonard, MD
Calvert Co.
United States 		Calvert Beach Rd. / Saint Leonard Rd.
(38.47316, -76.50607) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
25.2461 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Pearl City, HI
Oahu Co.
United States 		Kuahaka St. / Kalauipo St.
(21.41052, -157.96720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.4619 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Pearl City, HI
Oahu Co.
United States 		Kuahaka St. / Kaweloka St.
(21.40495, -157.97320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.7912 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Kailua, HI
Oahu Co.
United States 		Ulupuni St. / Uluhala St.
(21.37803, -157.75590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.5702 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Pukalani, HI
Maui Co.
United States 		Kupaoa St. / Ohiaku St.
(20.82094, -156.33001) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2005
Lihue, HI
Kauai Co.
United States 		Pikake St. / Kauila St. / Makaa St.
(21.96538, -159.37974) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006
Sacramento, CA
Sacramento Co.
United States 		Rush River Dr. / Windbridge Dr.
(38.48465, -121.53360) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.7212 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Silva Ranch Way / (unknown)
(38.47686, -121.52680) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
61.7094 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Coleman Ranch Way / (unknown)
(38.47739, -121.52340) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
139.3127 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
West Fargo, ND
Cass Co.
United States 		CR 17 / 52nd Ave S.
(46.80409, -96.90268) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.5982 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Neenah, WI
Winnebago Co.
United States 		Co. Hwy. PP / Jacobsen Rd. / American Dr.
(44.21429, -88.47825) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8167 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
San Diego, CA
San Diego Co.
United States 		Sea Ridge Dr. / Chelsea St.
(32.80875, -117.26520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0801 		Other (At-Grade)
Single-Lane 		2007 Marginal roundabout. No splitter islands. ICD estimated from Google Maps linework.
West Haven, CT
New Haven Co.
United States 		Rte 162 (Jones Hill Rd.) / SR 705 (Ocean Avenue)
(41.23624, -72.98605) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.8421 		Other (At-Grade)
Single-Lane 		2007 Opened fall 2007. Connecticut DOT project. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States 		SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		King Ave. / Olympic Blvd.
(45.75507, -108.61360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1658 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Pine St. / Webb Rd.
(43.61220, -116.36840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.9126 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Burnside, AZ
Apache Co.
United States 		US 191 / AZ 264
(35.75473, -109.62710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2009 Right-turn bypass lane. Elliptical shaped. ICE = 180 ft x 160 ft.
Flagstaff, AZ
Coconino Co.
United States 		Dodge Ave. / Railhead Ave.
(35.22522, -111.57000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.0498 		Other (At-Grade)
Single-Lane 		2007 By developer. ICD estimated from Google Maps linework.
Howard, WI
Brown Co.
United States 		Riverdale Dr. (CTH J) / CTH RK
(44.54785, -88.10120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4509 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Flagstaff, AZ
Coconino Co.
United States 		Pine Cliff Dr. / Gemini Dr.
(35.20808, -111.63541) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2008 By developer.
Flagstaff, AZ
Coconino Co.
United States 		S Woody Mountain Rd. / W Presidio Dr.
(35.18308, -111.69266) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Billings, MT
Yellowstone Co.
United States 		King Ave. / St. Vincent Way
(45.75520, -108.62260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9990 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Bozeman, MT
Gallatin Co.
United States 		Baxter Ln. / Ferguson Ave.
(45.70024, -111.09310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2003
Bozeman, MT
Gallatin Co.
United States 		Laurel Pkwy. / Annie St.
(45.68916, -111.11383) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003
Bozeman, MT
Gallatin Co.
United States 		Laurel Pkwy. / Glenellen Dr. / Sherwood Way
(45.69050, -111.11401) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2003
Bozeman, MT
Gallatin Co.
United States 		Cascade St. / Kimball Ave.
(45.68162, -111.09510) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
19.1915 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Bozeman, MT
Gallatin Co.
United States 		Cascade St. / Clifden Dr.
(45.68115, -111.09950) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
19.1916 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Kalispell, MT
Flathead Co.
United States 		(shopping center entrance) / (parking lot)
(48.23521, -114.33170) 		Other
Existing 		Uncontrolled
Unknown 		0 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2005
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / S Adams St.
(39.13650, -86.55431) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4967 		Other (At-Grade)
Single-Lane 		2008 No truck apron and wide circulatory roadway. ICD estimated from Google Maps linework.
West Lafayette, IN
Tippicanoe Co.
United States 		McClure Ave. / Win Hentschel Blvd.
(40.46592, -86.92810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
59.0613 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 136th St. / Ditch Rd.
(39.98478, -86.18355) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2650 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Ditch Rd.
(39.99198, -86.18353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6006 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Springmill Rd.
(39.99215, -86.16481) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.5156 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Valparaiso, IN
Porter Co.
United States 		Laporte Ave. / Sturdy Rd.
(41.46645, -87.03669) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2008 Right-turn-only lanes on west, east, and south legs.
Kokomo, IN
Howard Co.
United States 		Center Rd. / Webster St.
(40.43313, -86.13661) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.9995 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Des Moines, IA
Polk Co.
United States 		Gannett Ave. / Rittenhouse St.
(41.52031, -93.65178) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
41.1341 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		10th Ave. SE / 15th St. SE
(41.63733, -93.45121) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
58.0190 		Other (At-Grade)
Single-Lane 		2005 Opened December 16, 2005. ICD estimated from Google Maps linework.
(unincorporated), IA
Blackhawk Co.
United States 		Independence Ave. (IA 281) / Raymond Rd. (V49)
(42.49790, -92.21953) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.7456 		Other (At-Grade)
Single-Lane 		2008 Opened Octboer 29, 2008. First roundabout in Iowa with 55mph approaches. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Cedar Falls, IA
Blackhawk Co.
United States 		Cedar Heights Dr. / Viking Rd.
(42.48899, -92.41638) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2007 Right-turn-only lane on west leg. Intersection relocated from T-intersection to the south. Opened November 2007.
Clive, IA
Dallas Co.
United States 		NW 156th St. / Boston Pkwy.
(41.62066, -93.83356) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7487 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Clive, IA
Dallas Co.
United States 		Berkshire Pkwy. / Sheridan Ave.
(41.61697, -93.84561) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.5370 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clive, IA
Dallas Co.
United States 		Berkshire Pkwy. / Boston Pkwy.
(41.62153, -93.84657) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3558 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		E. 9th St. / Quarry Rd.
(41.68176, -91.55988) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5714 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened August 15, 2006. ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		Holiday Rd. / Corridor Way
(41.69709, -91.60332) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3202 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Ottumwa, IA
Wapello Co.
United States 		US 34 / US 63
(41.00102, -92.40453) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.3638 		Other (At-Grade)
Single-Lane 		2006 Opened November 2006. Right turn bypass lanes on all approaches. ICD estimated from Google Maps linework.
Urbandale, IA
Dallas Co.
United States 		142nd St. / Douglas Pkwy.
(41.62940, -93.80899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6355 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Crossing Blvd. / Olympic Blvd.
(45.75216, -108.61570) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1677 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		Wistful Vista Dr. / S. 79th St.
(41.56572, -93.81668) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6372 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / Odell Cir. (north)
(28.89448, -81.96899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.2367 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / Bonita Blvd.
(28.87963, -81.96627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2006
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / Odell Cir. (south)
(28.87232, -81.96546) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3853 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Buena Vista Blvd. / St. Charles Pl.
(28.87086, -81.99529) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.3861 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Oxford, MS
Lafayette Co.
United States 		Old Taylor Rd. / University of Miss. Access Rd.
(34.35899, -89.53144) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.5641 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Oxford, MS
Lafayette Co.
United States 		Lamar St. / US 278 EB Ramps
(34.35343, -89.52121) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
33.5242 		Other (At-Grade)
Single-Lane 		2007 Built June-July 2007. ICD estimated from Google Maps linework.
Oxford, MS
Lafayette Co.
United States 		Lamar St. / US 278 WB Ramps
(34.35479, -89.52112) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4676 		Other (At-Grade)
Single-Lane 		2007 Built June-July 2007. ICD estimated from Google Maps linework.
Laurel, MS
Jones Co.
United States 		Central Ave. / Maple St.
(31.69108, -89.12855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.4224 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Waco, TX
McLennan Co.
United States 		Austin Ave. / N 38th St.
(31.52991, -97.16233) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2009 News story at http://www.kcendt.com/?p=11617, Photos at http://www.waco-texas.com/photo-gallery/index22.htm.
Waco, TX
McLennan Co.
United States 		Austin Ave. / 29th St.
(31.53724, -97.15418) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2009 News story at http://www.kcendt.com/?p=11617, Photos at http://www.waco-texas.com/photo-gallery/index22.htm.
Clearwater, FL
Pinellas Co.
United States 		Rainbow Dr. / Comet Ave.
(27.96245, -82.75652) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0979 		Other (At-Grade)
Single-Lane 		2009 Opened May 2009. Functional Class: Local ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Rte. 101 / Winchester St.
(42.92247, -72.29079) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.4713 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Keene, NH
Cheshire Co.
United States 		Main St. / Winchester St. / Marlboro St.
(42.92849, -72.27757) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2307 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial ICD estimated from Google Maps linework.
Portsmouth, NH
Rockingham Co.
United States 		US 1 / US 1 Bypass / US 4
(43.07290, -70.78094) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
138.7179 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Epsom, NH
Merrimack Co.
United States 		US 4-US 202 (Dover Rd.) / Rte 28 (Suncock Valley Hwy.)
(43.22784, -71.36053) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
91.4400 		Other (At-Grade)
Single-Lane 		1940 Elliptical shaped. ICD = 300 ft x 260 ft.
Rye, NH
Rockingham Co.
United States 		Foyes Corner: Rte 1A (Pioneer Rd. - Sagamore Rd.) / Elwin Rd. / Sagamore Rd.
(43.04597, -70.74656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0037 		Other (At-Grade)
Single-Lane 		2007
Claremont, NH
Sullivan Co.
United States 		Main St. / Broad St. / Tremont St. / Sullivan St.
(43.37272, -72.33808) 		Other
Existing 		Other
Unknown 		0 Approaches
0 Driveways
32.1219 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Newport, NH
Sullivan Co.
United States 		Rte 10 / Rte 11
(43.36506, -72.17355) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
30.3894 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Kittery, ME
York Co.
United States 		US 1 / Rte 236
(43.10072, -70.74415) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
91.5646 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 56th Ave. / SE Woodward St.
(45.50140, -122.60500) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
43.5289 		Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 58th Ave. / SE Woodward St.
(45.50140, -122.60310) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998.
Farmington Hills, MI
Oakland Co.
United States 		14 Mile Rd. / Farmington Rd.
(42.52785, -83.37922) 		Roundabout
Existing 		All-Way Yield
Pedestrian Hybrid Beacon (PHB, HAWK) 		4 Approaches
0 Driveways
29.0452 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		US 62 (E Main St.) / Center St.
(42.71622, -78.83438) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.6925 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		US 62 (E Main St.) / Buffalo St.
(42.71581, -78.82941) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3452 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
East Helena, MT
Lewis and Clark Co.
United States 		Canyon Ferry Rd. / Lake Helena Dr.
(46.61710, -111.89391) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2009
Ogden, UT
Weber Co.
United States 		Tyler Ave. / University Cir.
(41.19333, -111.94780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8476 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Completed July 2008. On campus of Weber State University. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Ogden, UT
Weber Co.
United States 		Tyler Ave. / 41st St.
(41.19035, -111.94770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1530 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Completed July 2008. On campus of Weber State University. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Tigard, OR
Washington Co.
United States 		SW Barrows Rd. / SW Roshak Rd. / (parking lot)
(45.42692, -122.84486) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4989 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Woodland, CA
Yolo Co.
United States 		Miekle Ave. / Galvin Way
(38.65156, -121.73590) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1162 		Other (At-Grade)
Single-Lane 		2006 Previously controlled by new ICD estimated from Google Maps linework.
Newnan, GA
Coweta Co.
United States 		E Broad St. / Lower Fayetteville Rd. / Greison Trl. / E Newman Rd.
(33.36807, -84.77920) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008 Opened Oct. 28, 2008. $520,838 construction cost.
Lawrenceville, GA
Gwinnett Co.
United States 		Arnold Rd. / Hutchins Rd.
(33.90213, -84.05066) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.6775 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Conyers, GA
Rockdale Co.
United States 		Travis St. / Hardin St. / Okelly St.
(33.66432, -84.01964) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.8629 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1999-2002). ICD estimated from Google Maps linework.
Whitesburg, GA
Carroll Co.
United States 		SR 5 / SR 16-US 27 Alt
(33.49142, -84.91228) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
17.9286 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Roopville, GA
Carroll Co.
United States 		SR 5 / Old US 27
(33.46011, -85.12862) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
22.9170 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Armdale, NS
Halifax Regional Municipality
Canada 		Chebucto Rd. / Quinpool Rd. / Herring Cove Rd. / St. Margaret's Bay Rd. / Joseph Howe Dr.
(44.64159, -63.62042) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
70.5321 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Old rotary that was converted to roundabout rules of road in 2005. Functional Class: Arterial ICD estimated from Google Maps linework.
Waterloo, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Erb St.
(43.44632, -80.57117) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.4250 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 Fishhook pavement markings. Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Woolwich, ON
Waterloo Regional Municipality
Canada 		Arthur St. / Sawmill Rd.
(43.54355, -80.54693) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
60.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006
Kitchener, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Highland Rd.
(43.42294, -80.55246) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
83.2743 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Kitchener, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Highview Dr.
(43.41460, -80.55273) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
45.1131 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Cambridge, ON
Waterloo Regional Municipality
Canada 		Fountain St. / Blair Rd.
(43.38601, -80.38981) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2005
Cambridge, ON
Waterloo Regional Municipality
Canada 		Can-Amera Pkwy. / Conestoga Blvd.
(43.39012, -80.31281) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005
Kitchener, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Victoria St. S.
(43.42872, -80.55302) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
46.8373 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.