Roundabouts Database

29465 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
Azusa, CA
Los Angeles Co.
United States 		The Promenade / (unknown)
(34.13805, -117.89310) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
34.5986 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Bremerton, WA
Kitsap Co.
United States 		Cross SKIA Connector / Harry Earl Rd.
(47.50340, -122.75060) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.2730 		Other (At-Grade)
Single-Lane 		2010 September 2010. ICD estimated from Google Maps linework.
North Providence, RI
Providence Co.
United States 		US 44 / Centerdale Bypass
(41.85703, -71.48295) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.2447 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Lincoln, RI
Providence Co.
United States 		Twin River Rd. / (unknown)
(41.89224, -71.45074) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.1202 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Rochester, NY
Monroe Co.
United States 		Plymouth Ave. / Ford St.
(43.14373, -77.61810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2005 Raised crosswalks on southwest and southeast legs (added 2017-2021). Year Completed estimated (2005-2006).
Olympia, WA
Thurston Co.
United States 		Yelm Hwy SE / Boulevard Rd. SE
(47.00397, -122.86540) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 May 2011. Right-turn-only lane on north leg. Located about 1000 feet from Centennial Elementary School and serves as a walking and school bus route.
Olympia, WA
Thurston Co.
United States 		Yelm Hwy SE / Brassfield Rd. SE
(47.00372, -122.87309) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2011 May 2011.
Olympia, WA
Thurston Co.
United States 		18th Ave. SE / Fones Rd. SE
(47.03250, -122.84697) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2010 Double-right turn on north leg. October 2010.
Monroe, WA
Snohomish Co.
United States 		Country Crescent SE / County Crescent SE
(47.86547, -121.96140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2002 July 2002.
Lacey, WA
Thurston Co.
United States 		(unknown) / (unknown)
(47.04571, -122.76216) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2007 Serves Lacey Regional Athletic Center. July 2007.
Gig Harbor, WA
Thurston Co.
United States 		Harbor Hill Dr. / (parking)
(47.35845, -122.60116) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2008 January 2008.
Issaquah, WA
King Co.
United States 		East Lake Sammamish Parkway / SE 43rd Way
(47.56792, -122.05500) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.6799 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Anacortes, WA
Skagit Co.
United States 		Commercial Ave. / SR20 Spur
(48.49332, -122.61280) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
34.8256 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Ladera Ranch, CA
Orange Co.
United States 		Michael Rd. / Cambridge Ethereal Rd.
(33.53294, -117.64460) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8800 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Madison, WI
Dane Co.
United States 		Star Dr. / Dominion Dr.
(43.09153, -89.27502) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1652 		Other (At-Grade)
Single-Lane 		2006 Date estimated. ICD estimated from Google Maps linework.
Morro Bay, CA
San Luis Obispo Co.
United States 		Morro Bay Blvd. / Quintana Rd.
(35.36641, -120.84100) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
31.1659 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Redding, CA
Shasta Co.
United States 		Shasta View Dr. / Inspiration Pl.
(40.59578, -122.32500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.9026 		Other (At-Grade)
Single-Lane 		2009 In a new school zone Functional Class: Arterial ICD estimated from Google Maps linework.
San Clemente, CA
Orange Co.
United States 		Calle Las Bolsa / Boca de la Playa
(33.43215, -117.63000) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
22.9244 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Dover, DE
Kent Co.
United States 		Mifflin Rd. / Woodmill Dr.
(39.15527, -75.55831) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2005 Painted splitter islands.
Redmond, WA
King Co.
United States 		Eastridge Dr. NE / 244th Pl. NE
(47.68499, -122.01300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
16.8846 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2014 Open July 2014. ICD estimated from Google Maps linework.
Baton Rouge, LA
East Baton Rouge Par.
United States 		Lovett Rd. / (Magnolia Square subdivision)
(30.52095, -91.03818) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
18.5192 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Anacortes, WA
Skagit Co.
United States 		Pennsylvania Ave. / W 12th St.
(48.49817, -122.65669) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2010 Built for the purpose of traffic calming near a residential park area. Concrete-asphalt.
Princeton Junction, NJ
Mercer Co.
United States 		Post Rd. / Alexander Rd.
(40.31186, -74.62854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.1429 		Other (At-Grade)
Single-Lane 		2009 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		E 1450 Rd. / I-70 Ramps
(38.99456, -95.22959) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
73.1520 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Replaced trumpet interchange.
Kemptville, ON
United Counties of Leeds and Grenville
Canada 		CR 43 / (Colonnade entrance)
(45.03069, -75.63316) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
43.0473 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Fort Mill, SC
York Co.
United States 		Assembly Dr. / First Baxter Crossing
(35.02980, -80.96839) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.7889 		Other (At-Grade)
Single-Lane 		2000 Year Completed estimated (1998-2002). ICD estimated from Google Maps linework.
Wenatchee, WA
Chelan Co.
United States 		Riverside Dr. / 5th St.
(47.43215, -120.31267) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.0455 		Other (At-Grade)
Single-Lane 		2009 October 2009. ICD estimated from Google Maps linework.
Bellingham, WA
Whatcom Co.
United States 		Northwest Ave. / I-5 NB Ramp
(48.78500, -122.50420) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.4117 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 RT bypass lane on southbound approach. ICD estimated from Google Maps linework.
Granite Falls, WA
Snohomish Co.
United States 		Granite Falls Access Rd. / SR 92
(48.08332, -121.99000) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.2978 		Other (At-Grade)
Single-Lane 		2010 May 2010. ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		E. Valley Mall Blvd. / I-82 WB Ramps
(46.56298, -120.47170) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
98.5403 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Mecca, CA
Riverside Co.
United States 		Hammond Rd. / 4th St.
(33.57183, -116.07794) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2013 Double-track railroad with at-grade rail crossing on the southwest leg (4th Street) approximately 200 feet from the roundabout. A signalized intersection is located on the opposite side of the at-grade rail crossing approximately 230 feet from the rail crossing. Merging right-turn bypass lane on the southwest leg.
Lexington Park, MD
St. Marys Co.
United States 		Tate Rd. / Shaw Rd.
(38.26955, -76.42012) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8809 		Other (At-Grade)
Single-Lane 		2005 Y-shaped with right-turn bypass lanes. ICD estimated from Google Maps linework.
Caledonia, WI
Racine Co.
United States 		STH 38 / CTH K (Northwestern Ave.)
(42.75957, -87.86417) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.9524 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Opened November 2007. Right-turn bypass lane. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		SR 240 / US 395 SB Ramps
(46.21697, -119.13980) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.9307 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 June 2009. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		SR 240 / US 395 NB Ramps / Columbia Dr.
(46.21688, -119.13680) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.0973 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 June 2009. ICD estimated from Google Maps linework.
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.
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.
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
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 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.
Green Bay, WI
Brown Co.
United States 		US 141 / Atkinson Dr.
(44.53348, -88.02827) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4601 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Opened October 17, 2012. ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		CTH Y (Racine Ave.) / I-43 SB Ramps
(42.93426, -88.15884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.2182 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Opened November 2009. ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		Moorland Rd. (CTH O) / I-43 SB Ramps
(42.95341, -88.10897) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
67.3087 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2008 Opened November 2008. ICD estimated from Google Maps linework.
New Berlin, WI
Waukesha Co.
United States 		CTH Y (Racine Ave.) / I-43 NB Ramps
(42.93221, -88.15884) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9731 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Opened November 2009. ICD estimated from Google Maps linework.
Medford, WI
Taylor Co.
United States 		STH 13 / Ann's Way
(45.15473, -90.33393) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.9030 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened October 2011. ICD estimated from Google Maps linework.
Lynn, MA
Essex Co.
United States 		Lynn Way / Nahant Rd.
(42.45684, -70.93676) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
124.2434 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		N Kasold Dr. / Tillerman Dr.
(38.99010, -95.27911) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 Opened October 2007.
Lawrence, KS
Douglas Co.
United States 		N Kasold Dr. / Grand Vista Dr.
(38.99325, -95.27913) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2007 Opened October 2007.
Waco, TX
McLennan Co.
United States 		Crosslake Pkwy. / Legend Lake Pkwy.
(31.49100, -97.15920) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2006 Major internal street intersection for a 159-acre tract (74.5 acres of this is Hospital and Medical complex).
Yuba City, CA
Sutter Co.
United States 		Plumas Blvd. / Percy Ave. / Morton St.
(39.12678, -121.61565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2004
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Canada Ave. / Sherman Rd.
(48.79124, -123.71300) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0000 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2012).
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Government St. / Gibbins Rd.
(48.78616, -123.71970) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0000 		Other (At-Grade)
Single-Lane 		2009
Lower Frederick Township, PA
Montgomery Co.
United States 		SR 29 (Gravel Pike) / SR 73 (Big Rd.)
(40.27733, -75.48040) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
3 Driveways
46.4703 		Other (At-Grade)
Single-Lane 		2008 Asphalt construction. Design for future multilane retrofit. Previously controlled by flashing beacon Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Howard, WI
Brown Co.
United States 		Lineville Rd. (CTH M) / Waterway Ct.
(44.59112, -88.07314) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9178 		Other (At-Grade)
Single-Lane 		2007 Completed summer 2007. ICD estimated from Google Maps linework.
Milwaukee, WI
Milwaukee Co.
United States 		W Canal St. / N 25th St.
(43.03109, -87.94351) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.9057 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Opened September 15, 2005 ICD estimated from Google Maps linework.
Overland Park, KS
Johnson Co.
United States 		157th St. / King St.
(38.84201, -94.71545) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.9304 		Other (At-Grade)
Single-Lane 		2007 Built for new development. ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		Wanamaker Rd. / 41st St.
(38.99257, -95.76227) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.1263 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened June 2006. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Olathe, KS
Johnson Co.
United States 		118th St. / Greenwood St.
(38.91447, -94.75040) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.3130 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Monticello Rd. / Gun Club
(38.97326, -94.84428) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.2837 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Renner Rd. / S Apartment Entrance
(38.96370, -94.77972) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
40.8603 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		95th St. / Monticello Rd.
(38.95639, -94.84403) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.1496 		Other (At-Grade)
Single-Lane 		2008 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Renner Rd. / 88th St.
(38.96903, -94.77977) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.0001 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Completed May 2007. Series of 4 roundabouts. ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Renner Rd. / 89th St.
(38.96741, -94.77979) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.8582 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Completed May 2007. Series of 4 roundabouts. 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.
Lawrence, KS
Douglas Co.
United States 		Overland Dr. / Stoneridge Dr.
(38.97513, -95.32109) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Completed as part of new development.
Fillmore, CA
Ventura Co.
United States 		River St. / Reading St.
(34.39330, -118.92510) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
None 		3 Approaches
0 Driveways
71.9441 		Other (At-Grade)
Single-Lane 		2003 Features truck apron and modified curb lines. Previously controlled by one-way stop Functional Class: Local ICD estimated from Google Maps linework.
Lenexa, KS
Johnson Co.
United States 		Clare Rd. / 89th Terr.
(38.96470, -94.87216) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.0017 		Other (At-Grade)
Single-Lane 		2010 Series of 5 roundabouts. ICD estimated from Google Maps linework.
Emporia, KS
Lyon Co.
United States 		(connector to US 50) / I-35 Ramps
(38.41494, -96.22918) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
97.5360 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 New interchange configuration. Elliptical shaped. ICD = 320 ft x 270 ft. Constructed initially as half double-lane, half triple-lane. Opened November 2008.
Emporia, KS
Lyon Co.
United States 		US 50 / (connector to I-35)
(38.41225, -96.22947) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Single-Lane 		2008 New interchange configuration. Half double-lane, half triple-lane. Opened November 2008. Modified 2011-2013 to reduce lanes. NCHRP Synthesis 488. 21442
Wichita, KS
Sedgwick Co.
United States 		W Murdock St. / W River Blvd. / W Stackmand Dr. (Riverside Park)
(37.69749, -97.34429) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
58.5908 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Miramichi, NB
Northumberland
Canada 		Rte 8 Bypass / Rte 430
(47.00483, -65.59289) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2006
Burnaby, BC
Greater Vancouver Regional District
Canada 		East Campus Rd. / University Dr. E
(49.27628, -122.90450) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2003 On the Simon Fraser University campus. Year Completed estimated (2002-2004).
(unincorporated), AB
Strathcona
Canada 		Sherwood Dr. / Broadmoor Blvd.
(53.51889, -113.31930) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
89.4723 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Calgary, AB
Calgary Region
Canada 		Springbank Blvd. / Spring Mews
(51.01849, -114.19630) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		1998
Amos, QC
Abitibi-Témiscamingue Region
Canada 		Rue de l'Aeroport / Rue Principale
(48.56037, -78.11145) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
52.1692 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Quebec, QC
Capitale-Nationale Region
Canada 		Boulevard de la Morille / Boulevard Robert Bourassa
(46.83900, -71.31117) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.7642 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Missoula, MT
Missoula Co.
United States 		Union Pacific St. / O'Leary St. / Clark Fork Ln.
(46.88880, -114.04560) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2003
Ottawa, ON
City of Ottawa
Canada 		Beaulieu Pl. / Villeneuve Private
(45.42574, -75.62828) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
20.1173 		Other (At-Grade)
Single-Lane 		2006 Functional Class: Local ICD estimated from Google Maps linework.
Chattanooga, TN
Hamilton Co.
United States 		Goodwin Rd. / (East Brainerd Elementary School driveway)
(35.02699, -85.14712) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.3624 		Other (At-Grade)
Single-Lane 		2014 Proposed replacement of cloverleaf ramps with diamond ramps on SR 153 and two multi-lane roundabouts on Hixson Pike. Currently high accident area due to weaving, lack of merge areas, and nearby signals. ICD estimated from Google Maps linework.
Fargo, ND
Cass Co.
United States 		38th Ave. S / Village Ln.
(46.81955, -96.86532) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.7874 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Reno, NV
Washoe Co.
United States 		Wells Ave. / Regency Way
(39.50890, -119.80320) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.4866 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		12th Ave. / Forevergreen Rd.
(41.72284, -91.59520) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.9823 		Other (At-Grade)
Single-Lane 		2005 http://www.coralville.org/mod/press/documents/12th%20Ave%2011-18-05.pdf. Opened November 16, 2005. ICD estimated from Google Maps linework.
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
Mesquite, NV
Clark Co.
United States 		Oasis Blvd. / Ivy Lee Crest
(36.82714, -114.06800) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
64.0518 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Mesquite, NV
Clark Co.
United States 		Oasis Blvd. / Canyon Crest Blvd.
(36.83104, -114.07380) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
68.8283 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Slingerlands, NY
Albany Co.
United States 		Rte. 85 / Blessing Rd.
(42.64893, -73.84798) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
47.4364 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial ICD estimated from Google Maps linework.
Slingerlands, NY
Albany Co.
United States 		Rte. 85 / Vista Blvd.
(42.64012, -73.85937) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.3217 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial 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.
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.
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.
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.
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.
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.
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.
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.
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.
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.