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
(unincorporated), CA
Sonoma Co.
United States 		Arnold Dr. / Agua Caliente Rd.
(38.32045, -122.50220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.8586 		Other (At-Grade)
Single-Lane 		2013 Completed 2013. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		First St. / Salem St.
(39.72980, -121.84300) 		Other
Existing 		All-Way Yield
None 		2 Approaches
1 Driveways
18.3704 		Other (At-Grade)
Single-Lane 		2012 Hybrid mini-roundabout / "drop off circle" at major bike/ped entrance into Chico State University. Completed 2012. ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		E 1st St. / E 2nd St. / Camelia Way
(39.73168, -121.83847) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2013 Designed in tandem with conversion of First and Second Streets to a one-way couplet. Completed 2013.
Las Vegas (Summerlin), NV
Clark Co.
United States 		W. Flamingo Rd. / Granite Ridge Dr.
(36.11960, -115.33500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
61.7449 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Fatal crash October 28, 2010. 11861-05. ICD estimated from Google Maps linework.
Orlando, FL
Orange Co.
United States 		Oxalis Dr. / Yucatan Dr.
(28.54392, -81.30126) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
69.2445 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2002 Fatal crash February 21, 2010. ICD estimated from Google Maps linework.
Litchfield, OH
Medina Co.
United States 		SR 18 / SR 83
(41.16790, -82.02299) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
80.9164 		Other (At-Grade)
Single-Lane 		Stop control on side street, yield on circulatory roadway to main street entries. ICD estimated from Google Maps linework.
(unincorporated), PA
Perry Co.
United States 		SR 34 / Sunnyside Dr. / Mountain Rd.
(40.29453, -77.13262) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7256 		Other (At-Grade)
Single-Lane 		2014 Designed to be expanded to two-lane roundabout. ICD estimated from Google Maps linework.
Nampa, ID
Canyon Co.
United States 		Happy Valley Rd. / Greenhurst Rd.
(43.54679, -116.51290) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1488 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		Crescent Rim Dr. / Eastover Terr.
(43.60307, -116.21526) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
61.4047 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 ICD estimated from Google Maps linework.
North Little Rock, AR
Pulaski Co.
United States 		Riverfront Dr. / Broadway St. / Rockwater Blvd.
(34.75854, -92.28074) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.0983 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Carlsbad, CA
San Diego Co.
United States 		State St. / Carlsbad Blvd.
(33.16578, -117.35450) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.9933 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Records Ave. / Elden Gray St.
(43.62166, -116.34700) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.5835 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Kleiner Memorial Pkwy. / Kleiner Park Loop
(43.62315, -116.34710) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.5827 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Osage Beach, MO
Camden Co.
United States 		Burton Duenke Ln. / KK Dr.
(38.11672, -92.69313) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.6461 		Other (At-Grade)
Single-Lane 		2011 Right turn bypass lane. ICD estimated from Google Maps linework.
Edwards, CO
Eagle Co.
United States 		Beard Creek Rd. / Berry Creek Rd.
(39.65095, -106.58730) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.5871 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Edwards, CO
Eagle Co.
United States 		Edwards Access Rd. / Beard Creek Rd. / I-70 WB Ramps
(39.64991, -106.58720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.3812 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Edwards, CO
Eagle Co.
United States 		Edwards Access Rd. / I-70 EB Ramps
(39.64891, -106.58780) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7034 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Oconto, WI
Oconto Co.
United States 		STH 22 (Charles St.) / US 41 NB Ramps
(44.89208, -87.89580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.9203 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Opened October 7, 2009. ICD estimated from Google Maps linework.
Oconto, WI
Oconto Co.
United States 		STH 22 (Charles St.) / US 41 SB Ramps
(44.89205, -87.90080) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.9203 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Opened October 7, 2009. ICD estimated from Google Maps linework.
(unincorporated), WI
Sauk Co.
United States 		Reedsburg Rd. / US 12 WB Ramps
(43.53249, -89.78612) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.5617 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
(unincorporated), WI
Sauk Co.
United States 		Reedsburg Rd. / US 12 EB Ramps
(43.53258, -89.78800) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.7569 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
(unincorporated), WI
Sauk Co.
United States 		STH 33 / US 12 WB Ramps
(43.51445, -89.78288) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.5741 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
(unincorporated), WI
Sauk Co.
United States 		STH 33 / US 12 EB Ramps
(43.51449, -89.78516) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.7080 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Middleton, WI
Dane Co.
United States 		Parmenter St. / US 12 WB Off-Ramp / Discovery Dr.
(43.10221, -89.51196) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.3928 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Opened October 2006. ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / I-94 EB Ramps
(43.06063, -88.44229) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.9046 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
Summit, WI
Waukesha Co.
United States 		CTH P (N Sawyer Rd.) / I-94 WB Ramps
(43.06174, -88.44228) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.1203 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 Opened November 23, 2011. ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		CTH G (Main Ave.) / US 41 NB Ramps
(44.45238, -88.08887) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2012
De Pere, WI
Brown Co.
United States 		CTH G (Main St.) / US 41 SB Ramps
(44.45374, -88.09212) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.5943 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2012 ICD estimated from Google Maps linework.
Barksdale, WI
Bayfield Co.
United States 		STH 13 / US 2 WB Ramps
(46.58774, -90.95454) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.9645 		Freeway Ramps (Grade-Separated)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Neenah, WI
Winnebago Co.
United States 		Breezewood Ln. / US 41 SB Ramps
(44.15623, -88.48662) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.1274 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2012 Opened October 12, 2012. ICD estimated from Google Maps linework.
Neenah, WI
Winnebago Co.
United States 		Breezewood Ln. / US 41 NB Ramps
(44.15602, -88.48505) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.4139 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2012 Opened October 12, 2012. ICD estimated from Google Maps linework.
Oshkosh, WI
Winnebago Co.
United States 		W 9th Ave. / US 41 SB Ramps
(44.01089, -88.58318) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2011
Oshkosh, WI
Winnebago Co.
United States 		W 9th Ave. / US 41 NB Ramps
(44.01078, -88.58145) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2011
Anderson, CA
Shasta Co.
United States 		Factory Outlets Dr. / I-5 NB Ramps / Locust St. / Deschutes Rd.
(40.43782, -122.28600) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.0869 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2013 Freeway off-ramp added with roundabout. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		CTH Y (S Church St.) / STH 26 NB Ramps
(43.15562, -88.74126) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.7217 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		CTH Y (S Church St.) / STH 26 SB Ramps
(43.15450, -88.74223) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.3362 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Richfield, WI
Washington Co.
United States 		STH 145 / US 45 SB Ramps
(43.28387, -88.18716) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.5606 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Richfield, WI
Washington Co.
United States 		STH 145 / US 45 NB Ramps
(43.28380, -88.18485) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.4301 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Cabazon, CA
Riverside Co.
United States 		Apache Trl. / I-10 EB Ramps
(33.92071, -116.80680) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		3 Approaches
0 Driveways
54.5087 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2008 Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html. Railroad in close proximity. ICD estimated from Google Maps linework.
Cabazon, CA
Riverside Co.
United States 		Apache Trl. / Thunder Rd. / Seminole Dr. / I-10 WB Ramps
(33.92192, -116.80610) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
79.2480 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2008 Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html.
Grand Junction, CO
Mesa Co.
United States 		24 Rd. / I-70 WB Ramps
(39.11454, -108.60820) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7732 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Grand Junction, CO
Mesa Co.
United States 		24 Rd. / I-70 EB Ramps
(39.11333, -108.60820) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.0672 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Cleveland, OH
Cuyahoga Co.
United States 		Quigley Rd. / W. 14th St. / I-71 NB Offramp / I-71 SB Onramp
(41.46614, -81.69114) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1181 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2006 Opened August 21, 2006. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		E 136th St. / Keystone Pkwy NB Ramps
(39.98598, -86.11404) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Part of tight diamond interchange with raindrop shape central island. Modified in 2016-2017 to add metering signals. Northbound ramp from Keystone Pkwy has a metering signal (PHB) that activates during peak hours when triggered by a long westbound queue. Eastbound approach has a metering signal (PHB) that activates during peak hours when triggered by a long northbound queue. 21442
Carmel, IN
Hamilton Co.
United States 		E 136th St. / Keystone Pkwy SB Ramps
(39.98581, -86.11488) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.1134 		Freeway Ramps (Grade-Separated)
Single-Lane 		2009 Part of tight diamond interchange with raindrop shape central island. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		E 126th St. / Keystone Pkwy. NB Ramps
(39.97122, -86.11223) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2009 Right-turn-only lane on south leg. Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E 126th St. / Keystone Pkwy. SB Ramps
(39.97122, -86.11327) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2009 Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E Carmel Dr. / Keystone Pkwy. NB Ramps
(39.96208, -86.11313) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2010 Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E Carmel Dr. / Keystone Pkwy. SB Ramps
(39.96198, -86.11397) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2010 Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E 116th St. / Keystone Pkwy. NB Ramps
(39.95663, -86.11353) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2009 Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E 116th St. / Keystone Pkwy. SB Ramps
(39.95665, -86.11430) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E 106th St. / Keystone Pkwy. NB Ramps
(39.94169, -86.11259) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2009 Raindrop shaped. Part of tight diamond interchange.
Carmel, IN
Hamilton Co.
United States 		E 106th St. / Keystone Pkwy. SB Ramps
(39.94140, -86.11354) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x1 max) 		2009 Right-turn-only lane on north leg. Raindrop shaped. Part of tight diamond interchange.
Watertown, WI
Jefferson Co.
United States 		W Main St. (STH 19) / STH 26 NB Ramps
(43.19772, -88.76607) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.3091 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Watertown, WI
Jefferson Co.
United States 		W Main St. (STH 19) / STH 26 SB Ramps
(43.19772, -88.76804) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.6971 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Watertown, WI
Dodge Co.
United States 		BUS 26 (N Church St.) / STH 16 WB Ramps / Provimi Rd.
(43.21918, -88.73837) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5177 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Watertown, WI
Dodge Co.
United States 		BUS 26 (N Church St.) / STH 16 EB Ramps
(43.21605, -88.73625) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.2976 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Pilot Mountain, NC
Surry Co.
United States 		NC 268 (S Key St.) / US 52 EB Ramps / Black Mountain Rd.
(36.37565, -80.48758) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.5027 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Pilot Mountain, NC
Surry Co.
United States 		NC 268 (S Key St.) / US 52 WB Ramps
(36.37640, -80.48578) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.6560 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Rice Lake, WI
Barron Co.
United States 		CTH O (18 1 / 2 Ave.) / US 53 NB Ramps
(45.47319, -91.75753) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5006 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Opened June 1, 2006 ICD estimated from Google Maps linework.
Rice Lake, WI
Barron Co.
United States 		CTH O (18 1 / 2 Ave.) / US 53 SB Ramps
(45.47325, -91.76021) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5005 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Opened June 1, 2006 ICD estimated from Google Maps linework.
Richfield, WI
Washington Co.
United States 		STH 145 / US 41 SB Ramps
(43.28170, -88.19557) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.3868 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Richfield, WI
Washington Co.
United States 		STH 145 / US 41 NB Ramps
(43.28247, -88.19345) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.7780 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 Series of 5 roundabouts. Corridor serves two interchanges and Cabelas commercial development. ICD estimated from Google Maps linework.
Woodland, WA
Cowlitz Co.
United States 		Dike Access Rd. / I-5 NB Ramps
(45.92780, -122.75522) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Raindrop shaped. December 2010.
Woodland, WA
Cowlitz Co.
United States 		Dike Access Rd. / I-5 SB Ramps
(45.92699, -122.75780) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 December 2010.
Burlington, WA
Skagit Co.
United States 		SR 11 (Chuckanut Dr.) / I-5 SB Ramps / Josh Wilson Rd.
(48.48585, -122.33867) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Right-turn-only lanes on east and west legs. Replaced two T-intersections. September 2010.
Burlington, WA
Skagit Co.
United States 		SR 11 (Chuckanut Dr.) / I-5 NB Ramps / Old Hwy 99
(48.48359, -122.33559) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 October 2010. Right-turn-only lanes on south and east legs. Merging right-turn-bypass lane on west leg.
Cheyenne, WY
Laramie Co.
United States 		Vandehei Ave. / I-25 NB Ramps / Hynds Blvd.
(41.18365, -104.83710) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
46.7405 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		Vandehei Ave. / I-25 SB Ramps / Bishop Blvd.
(41.18365, -104.83900) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
44.9428 		Freeway Ramps (Grade-Separated)
Single-Lane 		2011 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		E. Valley Mall Blvd. / I-82 EB Ramps
(46.56298, -120.47290) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
54.1971 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		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.
Walla Walla, WA
Walla Walla Co.
United States 		Myra Rd. / SR 12 EB Ramps
(46.06933, -118.36979) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Raindrop shaped. July 2010. ICD estimated from Google Maps linework.
Walla Walla, WA
Walla Walla Co.
United States 		Myra Rd. / SR 12 WB Ramps
(46.07040, -118.36987) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2010 Raindrop shaped. July 2010.
Blaine, WA
Whatcom Co.
United States 		I-5 SB Ramps / Peace Portal Dr. / Marine Dr.
(48.99723, -122.75250) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
26.6422 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 May 2010. Roundabout is ~200 ft from railroad crossing. ICD estimated from Google Maps linework.
Blaine, WA
Whatcom Co.
United States 		I-5 NB Ramps / D St. / 2nd St.
(48.99810, -122.75140) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.6939 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 May 2010. ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 SB Ramps
(41.06202, -104.87730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.4293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 NB Ramps
(41.06046, -104.87620) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
55.8337 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Only 3 of the 5 approaches are currently in service. One is under construction for the new Southeast Wyoming Welcome Center. The last is a future extension of High Plains to the east. 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.
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 		Moorland Rd. (CTH O) / I-43 NB Ramps / Rockridge Rd.
(42.94913, -88.10900) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2068 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Opened September 2007. 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.
Hughesville, MD
Charles Co.
United States 		MD 231 / MD 5 NB Ramps
(38.53426, -76.77790) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
54.1863 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Hughesville, MD
Charles Co.
United States 		MD 231 / MD 5 SB Ramps
(38.53381, -76.77969) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
58.8579 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Annapolis Junction, MD
Anne Arundel Co.
United States 		Guilford Rd. / MD 32 WB Ramps
(39.12294, -76.78472) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2002 Bypass lanes on all legs. ICD estimated from Google Maps linework.
Grass Valley, CA
Nevada Co.
United States 		E. Main St. / Idaho-Maryland Rd. / SR 20 WB Ramps
(39.22168, -121.05380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2008 Yield-controlled right-turn bypass lane on north leg with very shallow angle. Left-turn-only lane on east leg.
Lawrence, KS
Douglas Co.
United States 		McDonald Dr. / I-70 WB Ramps
(38.99075, -95.25724) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
66.8368 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 Opened November 2008. Replaced trumpet interchange. 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.
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.
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.
Rio Puerco, NM
Bernalillo Co.
United States 		Central Ave. / I-40 EB Ramps
(35.03048, -106.94750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
68.4580 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 Owned by New Mexico DOT. Previously controlled by stop control ICD estimated from Google Maps linework.
Avonport, NS
Kings
Canada 		Trunk 1 / Hwy 101 WB Ramps / Oak Island Rd.
(45.10019, -64.25748) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006
North Bend, WA
King Co.
United States 		SR 202 / I-90 EB Ramps
(47.48782, -121.79730) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
41.9673 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Opened November 2007. ICD estimated from Google Maps linework.
Fort McMurray, AB
Wood Buffalo
Canada 		Hwy 63 NB Ramps / King St.
(56.70683, -111.35380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.1574 		Freeway Ramps (Grade-Separated)
Single-Lane 		2003 http://www.engineering.ualberta.ca/uofaengineer/article.cfm?article=40221&issue=39463 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver Regional District
Canada 		8 Ave. / Hwy 99 NB Ramps
(49.01694, -122.75800) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.4645 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Waynesville, NC
Haywood Co.
United States 		Hyatt Creek Rd. / US 23-US 74 SB Ramps
(35.46494, -83.01322) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.1551 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Columbus, NC
Polk Co.
United States 		NC 108 / I-26 EB Ramps
(35.24493, -82.20628) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.1144 		Freeway Ramps (Grade-Separated)
Single-Lane 		2004 Part of interchange - two-lane bridge. ICD estimated from Google Maps linework.
Columbus, NC
Polk Co.
United States 		NC 108 / I-26 WB Ramps
(35.24627, -82.20499) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.1384 		Freeway Ramps (Grade-Separated)
Single-Lane 		2007 Part of interchange - two-lane bridge. ICD estimated from Google Maps linework.
Federal Way, WA
King Co.
United States 		S 317th St. / 28th Ave. S / I-5 HOV Access Ramps
(47.31781, -122.29760) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.4836 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Opened February 2006. ICD estimated from Google Maps linework.