Roundabouts Database

29411 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
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
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.
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.
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.
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.
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.
East Whiteland Township, PA
Chester Co.
United States 		Wyeth Dr. / Highland Way
(40.04641, -75.52102) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0000 		Other (At-Grade)
Single-Lane 		2009 Asphalt construction. Previously controlled by two-way stop/one yield Functional Class: Township Road ICD estimated from Google Maps linework.
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
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.
Hutchinson, KS
Reno Co.
United States 		E 56th Ave. / N Plum St.
(38.11560, -97.92245) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2009 Completed September 2009.
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.
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.
Arkansas City, KS
Cowley Co.
United States 		US 77 / US 166 (E Kansas Ave.)
(37.07788, -97.02448) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
59.4360 		Other (At-Grade)
Single-Lane 		2009 Opened October 2009. BTE jurisdiction.
Lawrence, KS
Douglas Co.
United States 		Bauer Farm Dr. / Champion Ln.
(38.97244, -95.30301) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2009 Completed June 2009 as part of new development.
Long Beach, CA
Los Angeles Co.
United States 		Cover St. / Worsham Ave.
(33.82769, -118.14620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7094 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Collector ICD estimated from Google Maps linework.
Southlake, TX
Tarrant Co.
United States 		N. Carroll Ave. / E. Dove Rd.
(32.97051, -97.13405) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Asphalt construction.
Kennewick, WA
Benton Co.
United States 		Hildebrand Blvd. / Zintel Way
(46.17690, -119.18380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.8307 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Off US 395 to serve frontage road for development. Functional Class: Collector ICD estimated from Google Maps linework.
Richland, WA
Benton Co.
United States 		Clearwater Blvd. / Leslie Rd. / Badger Rd.
(46.19620, -119.26590) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Railroad tracks approximately 160 feet from roundabout entry on west leg (Leslie Road). Opened August 2009.
Hilliard, OH
Franklin Co.
United States 		Britton Pkwy. / Anson Dr.
(40.04156, -83.13125) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Modified striping to eliminate fishhooks & convert to 2x1 in 2020 (converted EB from Thru/RT to RT only).
Hilliard, OH
Franklin Co.
United States 		Leap Rd. / Anson Dr.
(40.04170, -83.13882) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2009 Right-turn-only lane on south leg.
Green, OH
Summit Co.
United States 		Massillon Rd. (SR 241) / Steese Rd.
(40.94755, -81.46524) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.5169 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened August 2009. ICD estimated from Google Maps linework.
(unincorporated), OH
Delaware Co.
United States 		Sawmill Pkwy. / Hyatts Rd.
(40.21642, -83.09669) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.8641 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Oxon Hill, MD
Prince Georges Co.
United States 		National Harbor Blvd. / American Way
(38.78227, -77.01099) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.7236 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Springfield, OH
Lucas Co.
United States 		King Rd. / Nebraska Ave.
(41.64652, -83.72299) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5914 		Other (At-Grade)
Single-Lane 		2009 Opened August 2009. ICD estimated from Google Maps linework.
Sitka, AK
Sitka
United States 		Sawmill Creek Rd. / Halibut Point Rd. / Lake Street
(57.05323, -135.33460) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5287 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Columbus, GA
Muscogee Co.
United States 		Gazebo Way / Vine St.
(32.42785, -84.94247) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.1862 		Other (At-Grade)
Single-Lane 		2009 Completed November 2009. Functional Class: Local ICD estimated from Google Maps linework.
Statesboro, GA
Bulloch Co.
United States 		Forest Dr. / Old Register Rd.
(32.42382, -81.79015) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.2035 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
North Atlanta, GA
DeKalb Co.
United States 		Hermance Dr. / Hillwood Terr.
(33.87289, -84.33463) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.7403 		Other (At-Grade)
Single-Lane 		2009 Built 2008-2009. ICD estimated from Google Maps linework.
Cartersville, GA
Bartow Co.
United States 		Liberty Ln. / (Hilton Hotel driveways)
(34.16754, -84.78223) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.6928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Built 2008-2009. Concentric striped circulatory roadway. ICD estimated from Google Maps linework.
Riverdale, UT
Weber Co.
United States 		4400 S / Airport Rd.
(41.18354, -112.01520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.8531 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Lynden, WA
Whatcom Co.
United States 		SR 539 / River Rd.
(48.92280, -122.48565) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.0858 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Sanford, ME
York Co.
United States 		Rte 109 (Main St.) / Rte 4 (Alfred Rd.-Country Club Rd.)
(43.41111, -70.74237) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.2481 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Castaic, CA
Los Angeles Co.
United States 		Hasley Canyon Rd. / I-5 NB Ramps
(34.45605, -118.61520) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
41.3614 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Brookfield Rd. / Flannery Dr.
(45.37364, -75.68420) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.7886 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Functional Class: Major Collector ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / Westside Blvd.
(39.14796, -76.90977) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.6801 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 4 roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Augusta, ME
Kennebec Co.
United States 		Cony Circle (Rte. 9 / Rte. 100 / Rte. 17 / Rte. 105)
(44.31622, -69.76796) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
55.5448 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Converted from old traffic circle to roundabout. Previously controlled by circle ICD estimated from Google Maps linework.
Southport, NC
Brunswick Co.
United States 		E. Moore St. / Ferry Rd.
(33.93311, -78.00687) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7458 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Wake Forest, NC
Wake Co.
United States 		S. Franklin St. / Holding Ave.
(35.96929, -78.50883) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.7979 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Fayetteville, NC
Cumberland Co.
United States 		Person St. / Cool Spring St.
(35.05120, -78.87437) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.5322 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Buies Creek, NC
Harnett Co.
United States 		Leslie Campbell Ave. / TT LAnier St. / Harmon Rd.
(35.40710, -78.74020) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0440 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Old Chapel Hill Rd. / Mt. Moriah Rd.
(35.94472, -78.99312) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.1396 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Mooresville, NC
Iredell Co.
United States 		Langtree Rd. / Alcove Rd. / Mecklynn Rd.
(35.52905, -80.86581) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.9629 		Other (At-Grade)
Single-Lane 		2009 Bypass lanes in all quadrants. ICD estimated from Google Maps linework.
Davidson, NC
Mecklenburg Co.
United States 		Davidson-Concord Rd. / Rocky River Rd.
(35.48400, -80.81978) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.0655 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Winston-Salem, NC
Forsyth Co.
United States 		Brewer Rd. / Buchanon St.
(36.05421, -80.25497) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.4850 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Pinehurst, NC
Moore Co.
United States 		NC 2 / Carolina Vista
(35.19233, -79.47094) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.3289 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Southern Pines, NC
Moore Co.
United States 		NC 22 / Airport Rd.
(35.22746, -79.40195) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.8780 		Other (At-Grade)
Single-Lane 		2009 Right-turn bypass lane with acceleration lane in NW quadrant. ICD estimated from Google Maps linework.
Lincoln, NE
Lancaster Co.
United States 		S 98th St. / Pine Lake Rd.
(40.74070, -96.58715) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.2454 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Midlothian, VA

United States 		Watkins Centre Pkwy. / WC Commons Dr.
(37.51880, -77.69458) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.3643 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Midlothian, VA

United States 		Watkins Centre Pkwy. / WC Main St.
(37.51671, -77.69634) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.4710 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Midlothian, VA

United States 		Watkins Centre Pkwy. / WC Commons Way
(37.51415, -77.69656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.4726 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Midlothian, VA

United States 		Watkins Centre Pkwy. / (unknown)
(37.50841, -77.69753) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.3183 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Midlothian, VA

United States 		WC Commons Way / Pikeview Dr.
(37.51403, -77.69847) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.6310 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.
Midlothian, VA

United States 		WC Main St. / (unknown)
(37.51605, -77.69376) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.2616 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.
Hillsboro, OR
Washington Co.
United States 		Brookwood Ave. / Alexander St.
(45.49736, -122.93050) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6949 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
El Paso, TX
El Paso Co.
United States 		Pebble Hills Blvd. / (parking)
(31.77636, -106.26610) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Next to diamond interchange serving freeway commercial development.
El Paso, TX
El Paso Co.
United States 		Jersey St. / Knights Dr.
(31.72373, -106.37190) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.4766 		Other (At-Grade)
Single-Lane 		2009 Single-lane roundabout within four-lane corridor.
East Aurora, NY
Erie Co.
United States 		Rte 20A / Rte 78
(42.76773, -78.62917) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2009 Converted from rotary.
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.
Chatham, NY
Columbia Co.
United States 		Rte 66 / Rte 295
(42.36392, -73.59497) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.9441 		Other (At-Grade)
Single-Lane 		2009 Small single-laner in village setting. ICD estimated from Google Maps linework.
Deer Park, WA
Spokane Co.
United States 		E Crawford Ave. / Weber Rd.
(47.95444, -117.45384) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2009 September 2009.
Wenatchee, WA
Chelan Co.
United States 		Riverside Dr. / Island View
(47.43461, -120.31477) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
19.8120 		Other (At-Grade)
Single-Lane 		2009 Painted splitter islands. October 2009.
Tumwater, WA
Thurston Co.
United States 		Littlerock Rd. SW / Tumwater Blvd. SW
(46.98283, -122.93544) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 July 2009.
Tumwater, WA
Thurston Co.
United States 		Littlerock Rd. SW / Israel Rd. SW / 70th Ave. SW
(46.98554, -122.93236) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 October 2009.
Sedro-Woolley, WA
Skagit Co.
United States 		SR 9-SR 20 (Cascade Loop) / Patrick St. / Skagit Way
(48.51051, -122.24156) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2009 Elliptical shaped. ICD = 120 ft x 105 ft. August 2009. ICD estimated from Google Maps linework.
Spokane Valley, WA
Spokane Co.
United States 		E Montgomery Dr. / E Mansfield Ave.
(47.67753, -117.24790) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 April 2009.
Lake Stevens, WA
Snohomish Co.
United States 		(unknown)
(48.01194, -122.04305) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2009 Entrance to Lake Stevens Community Park. January 2009.
Lynnwood, WA
Snohomish Co.
United States 		Ash Way / 18th Ave. SW
(47.85489, -122.25737) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2009 October 2009.
Olympia, WA
Thurston Co.
United States 		Boulevard Rd. SE / Log Cabin Rd. SE
(47.01433, -122.86520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.0870 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened November 2009. Left-turn only lanes on north and south legs with spiralling. ICD estimated from Google Maps linework.
Mount Vernon, WA
Skagit Co.
United States 		Best Rd. / McLean Rd.
(48.42070, -122.44380) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.4976 		Other (At-Grade)
Single-Lane 		2009 April 2009. On high-speed rural roadways. ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		Manzanita Ave. / Hooker Oak Ave.
(39.75974, -121.79950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.4617 		Other (At-Grade)
Single-Lane 		2009 Adjacent to park. ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		Manzanita Ave. / Vallombrosa Ave.
(39.75850, -121.79620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6260 		Other (At-Grade)
Single-Lane 		2009 Adjacent to park. ICD estimated from Google Maps linework.
Chico, CA
Butte Co.
United States 		Manzanita Ave. / Wildwood Ave. / East Ave. / Eaton Rd.
(39.76229, -121.80540) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3958 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Adjacent to fire station. ICD estimated from Google Maps linework.
Woodinville, WA
King Co.
United States 		SR 202 / NE 145th St. / 148th Ave. NE
(47.73271, -122.14220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 October 2009.
Woodinville, WA
King Co.
United States 		SR 202 / Village Dr. / NE 144th St.
(47.73111, -122.14040) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.4048 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Constructed as single-lane roundabout in October 2009 and expanded to include second lane northbound in 2021.
Woodinville, WA
King Co.
United States 		SR 202 / (parking)
(47.73280, -122.14400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2009 October 2009.
Woodland, WA
Cowlitz Co.
United States 		Insel Rd. / Willow St.
(45.92237, -122.73400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2009 June 2009.
Carmel, IN
Hamilton Co.
United States 		Towne Rd. / W 136th St. / Milano Dr.
(39.98461, -86.20267) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 Painted spirals next to central island.
Carmel, IN
Hamilton Co.
United States 		Towne Rd. / W. Main St.
(39.97734, -86.20269) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 Painted spirals next to central island.
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.
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.
Branson, MO
Taney Co.
United States 		Forsythe Blvd. / Oak Creek Dr.
(36.64407, -93.25961) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.7888 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Redondo Beach, CA
Los Angeles Co.
United States 		Calle Miramar / Paseo de la Playa
(33.81518, -118.38960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.8690 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Fishers, IN
Hamilton Co.
United States 		Greefield Ave. / Olio Rd. / E 136th St.
(39.98811, -85.91891) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
83.8200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Hamilton Commons Blvd.
(39.98705, -85.92221) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009
Fishers, IN
Hamilton Co.
United States 		E 136th St. / Minden Dr.
(39.98701, -85.92563) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2009
Carmel, IN
Hamilton Co.
United States 		W Main St. / W 14th Ave.
(39.97756, -86.18355) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.3540 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / Clay Center Rd.
(39.97760, -86.17952) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
43.0148 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Westfield, IN
Hamilton Co.
United States 		E 151st St. / Carey Rd.
(40.00756, -86.10869) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Single-Lane 		2009
Clearwater, FL
Pinellas Co.
United States 		Cleveland St. / Aurora Ave.
(27.96543, -82.75562) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.1522 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
United States 		Grove St. / Lake Dr.
(27.96716, -82.77122) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
58.0168 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.