Roundabouts Database

30012 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
Boulder, CO
Boulder Co.
United States 		Pine St. / 15th St.
(40.02072, -105.27670) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
16.4634 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Boulder, CO
Boulder Co.
United States 		Pine St. / 17th St.
(40.02126, -105.27410) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
10.9755 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Aspen, CO
Pitkin Co.
United States 		SR 82 / Maroon Creek Rd. / Castle Creek Rd.
(39.19557, -106.84025) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000
Okemos, MI
Ingham Co.
United States 		Hamilton Rd. / Marsh Rd.
(42.71625, -84.42687) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.8350 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 ICD estimated from Google Maps linework.
Dimondale, MI
Eaton Co.
United States 		East Rd. / Creyts Rd.
(42.64743, -84.64275) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.6250 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2001 British-style mini-roundabout. http://www.teachamerica.com/roundabouts/RA054A_Waddell_ppr.pdf ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		5th St. / Cantrill Dr.
(38.55160, -121.72010) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.9547 		Other (At-Grade)
Single-Lane 		1998 Police station on SW corner. Date estimated. ICD estimated from Google Maps linework.
Woodland, CA
Yolo Co.
United States 		Gum Ave. / Bourn Dr.
(38.66820, -121.74710) 		Roundabout
Removed 		All-Way Yield
None 		4 Approaches
0 Driveways
64.3428 		Other (At-Grade)
Single-Lane 		2008 Built as temporary in 2002. Temporary removed in 2008 and converted to AWSC. Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Moore Blvd. / Rockwell Dr.
(38.56830, -121.72630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.2127 		Other (At-Grade)
Single-Lane 		1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Moore Blvd. / Wright Blvd.
(38.56490, -121.71860) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.2801 		Other (At-Grade)
Single-Lane 		1999 Date estimated. Functional Class: Local ICD estimated from Google Maps linework.
Anchorage, AK
Anchorage
United States 		Southport Dr. / Maritime Loop / Washington Ave.
(61.12706, -149.92590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.9886 		Other (At-Grade)
Single-Lane 		2001 The first winter resulted in several accidents, including the loss of a number of light poles around the circle. In response, minor modifications were made to the roundabout in 2002. ICD estimated from Google Maps linework.
Fort Wayne, IN
Allen Co.
United States 		Adams Center Rd. / Marion Center Rd. / Maples Rd. / Wayne Terrace
(41.00440, -85.05704) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Single-Lane 		1995 Painted splitter islands. Year Completed estimated (before 1998).
Bloomington, IN
Monroe Co.
United States 		High St. / Winslow Rd. / Rogers Rd.
(39.13631, -86.50819) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.9078 		Other (At-Grade)
Single-Lane 		1999 $497,000 construction cost. ICD estimated from Google Maps linework.
Hebron, KY
Kenton Co.
United States 		North Bend Rd. / Graves Rd. / Old North Bend Rd.
(39.09881, -84.71849) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3432 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Lafayette, LA
Lafayette Par.
United States 		Settlers Trace / River Ranch Dr.
(30.17073, -92.03625) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
42.3339 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 This a part of a Neo Traditional Neighborhood and the related street system. Completed June 2001. Functional Class: Collector ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		N. 74th St. / E. Sweetwater Ave.
(33.60395, -111.92155) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
16.7640 		Other (At-Grade)
Unknown 		2003 Modified by City in 2005 to improve operation as roundabout. 21442
Guelph, ON
Wellington County
Canada 		Summerfield Dr. / Colonial Dr.
(43.51809, -80.18253) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.4466 		Other (At-Grade)
Single-Lane 		2001 Located in Pine Ridge East residenital subdivision Functional Class: Collector ICD estimated from Google Maps linework.
Lexington, KY
Lexington-Fayette Co.
United States 		Old Frankfort Pike / Alexandria Dr.
(38.06952, -84.55762) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2010
Bel Air, MD
Harford Co.
United States 		Tollgate Rd. / Wheel Rd.
(39.48999, -76.32914) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5729 		Other (At-Grade)
Single-Lane 		1999 http://www.teachamerica.com/roundabouts/RA058B_ppr_Statmeyer.pdf#search=%22bel%20air%20roundabout%22 ICD estimated from Google Maps linework.
Fairbanks, AK
Fairbanks North Star
United States 		Thompson Dr / Tanana Loop Dr
(64.85564, -147.84200) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.2695 		Other (At-Grade)
Single-Lane 		2004 The site is on the University of Alaska, Fairbanks, school campus. The project constructed a new entrance onto the campus intersecting by means of a roundabout with an existing three leg stop controlled intersection. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Murray, KY
Calloway Co.
United States 		Gilbert Groves Dr. / Murray State University parking lot
(36.62003, -88.31861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.0473 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Bainbridge Island, WA
Kitsap Co.
United States 		High School Rd. / Madison Ave.
(47.63579, -122.52100) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.9484 		Other (At-Grade)
Single-Lane 		2000 Greatly reduced congestion. Initial public opposition has turned to full support. Project located next to 3 schools. Separated sidewalks, timed yellow flashing lights during school crossing. Crossing guards. Near library and shopping center. Opened October 2000. ICD estimated from Google Maps linework.
Bend, OR
Deschutes Co.
United States 		SW Mt. Washington Dr. / SW Simpson Ave.
(44.04736, -121.34400) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.6208 		Other (At-Grade)
Single-Lane 		2013 ICD estimated from Google Maps linework.
Tooele, UT
Tooele Co.
United States 		W 2000 N / N 70 W
(40.56555, -112.30310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.1987 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
North Haven, NY
Suffolk Co.
United States 		Tyndall Road / Rte. 114 (Ferry Rd.)
(41.01303, -72.31309) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.2334 		Other (At-Grade)
Single-Lane 		2001 Replaced a dangerous 2-way stop. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Marvin Rd. / Britton Pkwy.
(47.06905, -122.77090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.3682 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Duvall, WA
King Co.
United States 		SR 203 (Carnation-Duvall Rd.) / 124th St. / Novelty Hill
(47.70910, -121.98440) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9865 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 http://www.wsdot.wa.gov/projects/sr203/NE124thNoveltyRd/ Functional Class: Arterial ICD estimated from Google Maps linework.
Gig Harbor, WA
Pierce Co.
United States 		Borgen Blvd. / SR 16 NB Ramps / Burnham Dr.
(47.35843, -122.61260) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
47.7339 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Oval shaped central island. 6 legged configuration includes a on-ramp (outbound)leg. Central island is used as a roadway storm detention pond. Completed Summer/Fall 2001. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Moses Lake, WA
Grant Co.
United States 		Yonezawa Blvd. / Clover Dr. / Kittleson Rd.
(47.10387, -119.25730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.8990 		Other (At-Grade)
Single-Lane 		2001 Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Moses Lake, WA
Grant Co.
United States 		Yonezawa Blvd. / Leanne Ave.
(47.10454, -119.27060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.4597 		Other (At-Grade)
Single-Lane 		2001 Completed fall 2001. Part of series of 3 roundabouts. Functional Class: Collector ICD estimated from Google Maps linework.
Rising Sun, MD
Cecil Co.
United States 		MD 273 (Rising Sun Rd.) / MD 276 (Jacob Tome Memorial Hwy.)
(39.69595, -76.08018) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.5157 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		MD 80 / Sugarloaf Pkwy. / Bennett Creek Blvd.
(39.32467, -77.34974) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.6619 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Rural ICD estimated from Google Maps linework.
Bel Air, MD
Harford Co.
United States 		MD 7 / Holly Oaks Drive
(39.48848, -76.21669) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1039 		Other (At-Grade)
Single-Lane 		1999 Opened September 1999. ICD estimated from Google Maps linework.
North Harford, MD
Harford Co.
United States 		MD 165 / MD 24
(39.67220, -76.40930) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.1750 		Other (At-Grade)
Single-Lane 		2000 Rural Previously controlled by two-way stop ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		N. 104th St. / E. Cholla St.
(33.58976, -111.85660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.8878 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 SB Ramps
(39.14562, -76.90418) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7228 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / US 29 NB Ramps / Ice Crystal Dr.
(39.14476, -76.89799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.7234 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2001 Series of 4 roundabouts. ICD estimated from Google Maps linework.
Millington, MD
Kent Co.
United States 		MD 291 / US 301 SB Ramps
(39.26463, -75.86641) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.4393 		Freeway Ramps (Grade-Separated)
Single-Lane 		1999 Opened August 1999. ICD estimated from Google Maps linework.
Millington, MD
Kent Co.
United States 		MD 291 / US 301 NB Ramps
(39.26386, -75.86260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6656 		Freeway Ramps (Grade-Separated)
Single-Lane 		1999 Opened August 1999. ICD estimated from Google Maps linework.
Scottsdale, AZ
Maricopa Co.
United States 		N 70th Pl. / E Chaparral Rd.
(33.50954, -111.92900) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2016 A traffic calming circle was completed in 2002 on what was otherwise a TWSC intersection. Roundabout constructed in 2016. On south leg there is no entry into the roundabout but instead a yield-controlled right-turn bypass lane to prevent northbound-to-westbound cut-through traffic.
Oak Grove, MD
Prince Georges Co.
United States 		MD 193 (Watkins Park Dr.) / Oak Grove Rd.
(38.87737, -76.78108) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1207 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States 		MD 637 (Naylor Rd.) / Good Hope Ave.
(38.84922, -76.95655) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.6248 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Temple Hills, MD
Prince Georges Co.
United States 		MD 637 (Naylor Rd.) / Oxon Run Dr.
(38.84986, -76.95789) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.4150 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Castle Marina, MD
Queen Annes Co.
United States 		MD 18 / Castle Marina Rd.
(38.97871, -76.28938) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.7819 		Other (At-Grade)
Single-Lane 		1999 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Columbia Park Drive #1
(46.22221, -119.15110) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.8367 		Other (At-Grade)
Single-Lane 		2001 Completed February 2001. Functional Class: Local ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Columbia Park Drive #2
(46.22223, -119.14630) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
54.5366 		Other (At-Grade)
Single-Lane 		2001 Completed February 2001 Functional Class: Local ICD estimated from Google Maps linework.
Juneau, AK
Juneau
United States 		Douglas Hwy / North Douglas Hwy
(58.29718, -134.43280) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.9134 		Other (At-Grade)
Single-Lane 		2005 Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		NE Mt. Hood Ave. / Frontage Rd. / PDX Airport Economy Blue Lot / PDX Airport Economy Red Lot
(45.57770, -122.55950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7822 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
(unincorporated), OR
Washington Co.
United States 		NW Verboort Rd. / Martin Rd.
(45.55150, -123.07350) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.0173 		Other (At-Grade)
Single-Lane 		2003 Reverse curves on approaches. Designed as multilane roundabout, striped-out inner circulatory and entry/exit lanes. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Ironwood Dr. / Woodcreek Dr.
(45.81641, -108.67716) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003
Crozet, VA
Ablemarle Co.
United States 		Old Trail Dr. / West End Dr.
(38.06612, -78.71195) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.0297 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Kiel, WI
Manitowoc Co.
United States 		STH 67-STH 32 / STH 57
(43.90986, -88.02251) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.0446 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Opened November 13, 2009. Functional Class: Arterial ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		San Juan Rd. / Azevedo Dr.
(38.62740, -121.50840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.1250 		Other (At-Grade)
Single-Lane 		2004 Constructed using asphalt curbs without reconstructing original curb/gutter/sidewalk. Tactile guide strips in crosswalks. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Coeur dAlene, ID
Kootenai Co.
United States 		4th St. / Margaret Ave.
(47.71537, -116.77880) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1602 		Other (At-Grade)
Single-Lane 		2003 Near high school. ICD estimated from Google Maps linework.
Clearwater, FL
Pinellas Co.
United States 		Palmetto St. / Casler Ave.
(27.97541, -82.76752) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0954 		Other (At-Grade)
Single-Lane 		2003 John F. Kennedy Middle School on NE corner. Crossing guard operation across N and E legs. ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Dickinson Rd. (CTH G) / East River Dr.
(44.43684, -88.02830) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.7306 		Other (At-Grade)
Single-Lane 		2001 Roundabout is slightly east of the Chicago/Swan roundabout and is located in a residential area. Roundabout is near East De Pere Middle School and De Pere High School. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
Rexburg, ID
Madison Co.
United States 		2nd W. / 4th S.
(43.81770, -111.78950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.1941 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Honolulu, HI
Oahu Co.
United States 		Likini St. / Ala Ilima St. / Ala Lilikoi St.
(21.35054, -157.91460) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.4720 		Other (At-Grade)
Single-Lane 		2000 Roundabout is 500 ft from Salt Lake Elementary School. http://starbulletin.com/2000/02/28/news/story9.html ICD estimated from Google Maps linework.
Charlotte, NC
Mecklenburg Co.
United States 		E. 9th St. / N. Davidson St.
(35.22668, -80.83273) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.9516 		Other (At-Grade)
Single-Lane 		2006 Near elementary school. ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / I-70 WB Ramps
(39.62759, -106.49460) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.6349 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / I-70 EB Ramps
(39.62714, -106.49610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.7153 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / Fawcett Rd.
(39.62907, -106.50190) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.7944 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Serves Home Depot and Walmart retail center. Functional Class: Arterial ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / US 6
(39.62460, -106.50490) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.6366 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Fatal crash February 22, 2007. 11861-05. Functional Class: Arterial ICD estimated from Google Maps linework.
Avon, CO
Eagle Co.
United States 		William J Post Blvd. / Yoder Ave.
(39.62753, -106.50320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.9554 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Functional Class: Arterial ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Chicago St. (CTH G) / Libal St.
(44.44026, -88.03812) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8455 		Other (At-Grade)
Single-Lane 		2001 Roundabout surrounded by homes, businesses, East De Pere Middle School, and De Pere High School. Roundabout serves as main entrance to the high school. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
De Pere, WI
Brown Co.
United States 		Dickinson Rd. (CTH G) / Swan Rd.
(44.43908, -88.03475) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.0241 		Other (At-Grade)
Single-Lane 		2001 Roundabout is slightly east of the Chicago/Libal roundabout and is surrounded by businesses and East De Pere Middle School. Roundabout serves as the entrance to a medical clinic. Completed August 2001. http://www.co.brown.wi.us/Planning/roundabouts.html ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States 		Airport Dr. (STH 172) / Airport Entrance
(44.49569, -88.12467) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1882 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 Opened October 2011. ICD estimated from Google Maps linework.
Jackson, MS
Hinds Co.
United States 		Metro Pkwy. / Terry Rd. / Pearl St. / Pascagoula St.
(32.29912, -90.19500) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006
Jackson, MS
Hinds Co.
United States 		Metro Pkwy. / Rose St.
(32.30005, -90.20143) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Elliptical shaped. ICD = 160 ft x 115 ft.
Kennewick, WA
Benton Co.
United States 		27th Ave. / Vancouver St.
(46.18394, -119.14850) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.4604 		Other (At-Grade)
Single-Lane 		2004 Completed November 15, 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Denali National Park, AK
Denali National Park
United States 		Denali National Park
(63.73358, -148.91550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.3554 		Other (At-Grade)
Single-Lane 		2002 Date estimated. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Grandridge Blvd. / Center Pkwy.
(46.22032, -119.23220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5746 		Other (At-Grade)
Single-Lane 		2006 Completed August 3, 2006. Functional Class: Collector ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Gage Blvd. / Center Pkwy.
(46.22710, -119.23120) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6169 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Kaukauna, WI
Outagamie Co.
United States 		CTH J / US 41 NB Ramps
(44.30463, -88.24939) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.6070 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Opened October 11, 2010. ICD estimated from Google Maps linework.
St. Simons, GA
Glynn Co.
United States 		Demere Rd. / Frederica Rd.
(31.15957, -81.38859) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.9249 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Albany, OR
Linn Co.
United States 		N. Albany Rd. / Gibson Hill Rd.
(44.65688, -123.11730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.7877 		Other (At-Grade)
Single-Lane 		2005 Completed August 2005. Four leg added to north to extend North Albany Road. ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		18th Ave. / Irving St.
(46.19221, -119.19620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.1649 		Other (At-Grade)
Single-Lane 		2006 New roads/intersection in subdivision - completed February 2006. Functional Class: Local ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		28th St. / O'Connell Rd.
(38.93372, -95.20499) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7292 		Other (At-Grade)
Single-Lane 		2004 Built as part of Widening of OConnell Road. Orig. T intersection, east leg currently unused. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Highland, IL
Madison Co.
United States 		US 40 / IL 160 / Poplar St.
(38.75010, -89.67197) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.9832 		Other (At-Grade)
Single-Lane 		2004 Roundabout operating nicely with no accidents reported during first six months of operation. Completed October 2004. Functional Class: Arterial ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Creekstone Dr. / Irving St.
(46.18894, -119.19640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.0725 		Other (At-Grade)
Single-Lane 		2005 New roadway (Creekstone) connecting into existing subdivision stub-street (Irving) on south side and new subdivision on north side Functional Class: Collector ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		I-5 NB Off-Ramp / Galaxy Dr. / Quinault Dr.
(47.06127, -122.76890) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.5438 		Other (At-Grade)
Single-Lane 		2000 Completed November 1, 2000. ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Meridian Rd. / Orion Dr.
(47.06890, -122.74140) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1661 		Other (At-Grade)
Single-Lane 		2002 Opened October 2002. Functional Class: Collector ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Marvin Rd. / Hawks Prairie Rd.
(47.08312, -122.78070) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.6509 		Other (At-Grade)
Single-Lane 		2002 Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		College St. / 45th Ave.
(47.00710, -122.82310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.0923 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Completed November 6, 2002. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		SR 510 (Marvin Rd.) / Pacific Ave.
(47.03941, -122.76480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.5572 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed July 28, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Pacific Ave. / Golf Club Rd. / Lacey Blvd.
(47.03786, -122.82860) 		Roundabout
Existing 		All-Way Yield
None 		6 Approaches
0 Driveways
61.8604 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed July 22, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States 		Pacific Ave. / Lacey Blvd. / Lacey St. / Homann Dr.
(47.03677, -122.80630) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
53.7220 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Completed September 16, 2003. Functional Class: Arterial ICD estimated from Google Maps linework.
Davis, CA
Yolo Co.
United States 		Shasta Dr. / Olympic Dr.
(38.55540, -121.77620) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.2833 		Other (At-Grade)
Single-Lane 		1999 Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Asheville, NC
Buncombe Co.
United States 		WT Weaver Blvd / University Heights
(35.61435, -82.56285) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.1862 		Other (At-Grade)
Single-Lane 		2002 Completed August 2002. Entrance to University of North Carolina at Asheville. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		1st Ave. / Holiday Rd.
(41.69276, -91.56655) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.8896 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Opened September 1, 2002. Previously controlled by one-way stop Functional Class: Collector ICD estimated from Google Maps linework.
San Antonio, TX
Bexar Co.
United States 		Blanco Rd. / Fulton Ave.
(29.46156, -98.50787) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4317 		Other (At-Grade)
Single-Lane 		2007 .
The Villages, FL
Sumter Co.
United States 		Buena Vista Blvd. / Lake Miona Dr.
(28.90940, -81.99397) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
55.4114 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States 		SW Meinecke Pkwy / SW Dewey Dr.
(45.35897, -122.85650) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8900 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Sherwood, OR
Washington Co.
United States 		Meinecke Pkwy. / Cedar Brook Way
(45.36180, -122.85870) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.0842 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Rochester Hills, MI
Oakland Co.
United States 		Tienken Rd. / Sheldon Rd.
(42.69626, -83.12320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.6224 		Other (At-Grade)
Single-Lane 		2001 Near Hart Middle School and Stoney Creek High School. Functional Class: Local ICD estimated from Google Maps linework.
Sterling Heights, MI
Macomb Co.
United States 		Utica Rd. / Dodge Park Rd.
(42.59179, -83.01110) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
43.9629 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Functional Class: Arterial ICD estimated from Google Maps linework.
Sterling Heights, MI
Macomb Co.
United States 		Van Dyke Ave. (M-53) / 18 1/2 Mile Rd.
(42.60148, -83.03119) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
76.2000 		Freeway Ramps (Grade-Separated)
Multilane (3+ Lane) 		2005 Completed June 2005.
Abita Springs, LA
St. Tammany Par.
United States 		LA 59 / LA 36
(30.47826, -90.03768) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.8204 		Other (At-Grade)
Single-Lane 		2007 https://www.nola.com/news/traffic/article_6d2b5475-b7f9-5429-a8f7-2127046c5508.html ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		19th Ave. / Union St.
(46.19220, -119.18040) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.2832 		Other (At-Grade)
Single-Lane 		2003 1/3 mile from school, primary bus and traffic route for the school, on school walking route, has adult crossing guards. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		4th Ave. / Union St.
(46.20640, -119.18010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.4496 		Other (At-Grade)
Single-Lane 		2003 Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework.
Kennewick, WA
Benton Co.
United States 		Kennewick Ave. / Union St.
(46.20983, -119.18000) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.1420 		Other (At-Grade)
Single-Lane 		2003 Completed October 2003. Functional Class: Collector ICD estimated from Google Maps linework.