Roundabouts Database Index

30016 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
Riverhead, NY Suffolk Co. United States	Rte. 58 / Roanoke Ave. (40.93315, -72.67399)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.7005	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Was single-lane traffic circle. Redesigned, resigned, and restriped in 2009. ICD estimated from Google Maps linework.
Squamish, BC Squamish-Lillooet District Canada	Commercial Way / Discovery Way (49.72279, -123.15057)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Home Depot retail center on one corner. Uses fishhook signs and pavement markings. Year Completed estimated (2004-2009).
Asheville, NC Buncombe Co. United States	College St. / Valley St. / Oak St. (35.59719, -82.54733)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.1343	Other (At-Grade) Single-Lane	2005	Entrance to downtown. Downtown redevelopment - "road diet". ICD estimated from Google Maps linework.
West Jordan, UT Salt Lake Co. United States	W 8020 S / (parking lots) (40.60561, -111.93990)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.3888	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Grand Junction, CO Mesa Co. United States	Main St. / 7th St. (39.06731, -108.56104)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.8912	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Maplewood, MN Ramsey Co. United States	Legacy Pkwy / (unknown) (45.03324, -93.03310)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.0089	Other (At-Grade) Single-Lane	2004	Functional Class: Local ICD estimated from Google Maps linework.
Bridal Falls, BC Fraser Valley Regional District Canada	Hwy 9 / Yale Road East (49.18523, -121.76500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2004	Completed October 29, 2004.
Fort Wayne, IN Allen Co. United States	Pontiac St. / Wayne Trace (South) / Adams St. / Pioneer St. (41.06100, -85.10003)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003	One of two adjacent roundabouts.
Fort Wayne, IN Allen Co. United States	Pontiac St. / Wayne Trace (North) / Fenker Ave. / Pioneer St. (41.06183, -85.09948)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2003	One of two adjacent roundabouts.
Dublin, OH Union Co. United States	Hyland-Croy Rd. / Glacier Ridge Blvd (40.15634, -83.18476)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9484	Other (At-Grade) Single-Lane	2006	A school nearby and park on the other side. Previously controlled by stop control side street Functional Class: Arterial/Residential ICD estimated from Google Maps linework.
Bellevue, WI Brown Co. United States	US 141 / Allouez Ave. (44.45882, -87.95038)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.4753	Other (At-Grade) Single-Lane	2007	Railroad is ~110 feet from roundabout. Seasonal summaer crossing and maybe 1 train per day for a short duration. Opened November 2, 2007. ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Kilborn Ave. / Lamira St. (45.38604, -75.67085)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.5195	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Kemptville, ON United Counties of Leeds and Grenville Canada	CR 43 / Rideau River Rd. (45.02990, -75.63668)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0000	Other (At-Grade) Single-Lane	2000	Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Madras, OR Jefferson Co. United States	SE Grizzly Rd. / SE J St. / SE City View Rd. / (future leg) (44.62504, -121.10943)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 54.4017	Other (At-Grade) Single-Lane	2007	Sized for conversion to ultimate double-lane. Bear sculpture in central island. ICD estimated from Google Maps linework.
Madras, OR Jefferson Co. United States	SE City View St. / SE Yarrow Ave. / (future leg) (44.63084, -121.10905)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.3963	Other (At-Grade) Single-Lane	2007	Sized for conversion to ultimate double-lane. Raptor sculpture in central island. ICD estimated from Google Maps linework.
Houston, TX Harris Co. United States	Washington Ave. / Westcott St. / Arnot St. (29.77107, -95.42352)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8637	Other (At-Grade) Multilane (2 Lane, unspecified)	2005	http://www.chron.com/disp/story.mpl/metropolitan/moveit/4660312.html
Lewisville, NC Forsyth Co. United States	Concord Church Rd. / US 421 NB Ramps (36.09143, -80.42963)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.8835	Freeway Ramps (Grade-Separated) Single-Lane	2003	Mirror image of other ramp. ICD estimated from Google Maps linework.
Owatonna, MN Steele Co. United States	CSAH 7 / TH 14 EB Ramps (44.05747, -93.27671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.3480	Freeway Ramps (Grade-Separated) Single-Lane	2012	ICD estimated from Google Maps linework.
Owatonna, MN Steele Co. United States	CSAH 7 / TH 14 WB Ramps (44.05998, -93.27671)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1964	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Brooklyn Park, MN Hennepin Co. United States	Seltzer Pkwy. / Neddersen Pkwy. / Founders Pkwy. (45.11604, -93.36655)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.4547	Other (At-Grade) Single-Lane	1995	Will be a 4th leg in future (Tessman Pkwy.). Functional Class: Collector ICD estimated from Google Maps linework.
Rochester, MN Olmstead Co. United States	Fox Valley Dr. / Fox Knoll Dr. SW (44.00954, -92.50074)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7826	Other (At-Grade) Single-Lane	2000	Previously controlled by new Functional Class: Local ICD estimated from Google Maps linework.
Minneapolis, MN Hennepin Co. United States	Minnehaha Ave. / Godfrey Pkwy. (44.91655, -93.21317)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.1384	Other (At-Grade) Single-Lane	2001	ICD estimated from Google Maps linework.
Brooklyn Park, MN Hennepin Co. United States	108th Ave. / Regent Ave. / Perry Dr. (45.15072, -93.34499)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0071	Other (At-Grade) Single-Lane	2005	No splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Blaine, MN Anoka Co. United States	Club West Pkwy. / 113th Ave. (45.17343, -93.23103)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.2014	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Blaine, MN Anoka Co. United States	Lakes Pkwy. / Harpers St. (45.19327, -93.19199)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.0332	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Grand Rapids, MN Itasca Co. United States	7th Ave. SE / 10th St. / 8th St. SE (47.22178, -93.51791)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.9349	Other (At-Grade) Single-Lane	2005	Replaced two offset T intersections. ICD estimated from Google Maps linework.
Grand Rapids, MN Itasca Co. United States	10th St. SW (Golf Course Rd.) / Grand Itasca Clinic and Hospital entrance (47.22104, -93.55408)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5019	Other (At-Grade) Single-Lane	2005	No accidents reported to date (2007). Rural environment. ICD estimated from Google Maps linework.
Woodbury, MN Washington Co. United States	Lake Rd. / Settlers Ridge Pkwy. (44.90197, -92.87568)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.5279	Other (At-Grade) Single-Lane	2005	Designed for future two-lane roundabout. ICD estimated from Google Maps linework.
Burnsville, MN Dakota Co. United States	Portland Ave. / E. Nicollet Blvd. (44.75141, -93.26827)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.9270	Other (At-Grade) Single-Lane	2005	Previously controlled by two-way stop ICD estimated from Google Maps linework.
Fredericksburg, VA N/A Co. United States	Hospital Dr. / Sam Perry Blvd. (38.30750, -77.48798)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.8643	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Prior Lake, MN Scott Co. United States	Fountain Hills Dr. / Jeffers (44.74596, -93.44472)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8679	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Monticello, MN Wright Co. United States	CSAH 18 (Fenning Ave.) / Meadow Oak Ave. (45.28698, -93.77066)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9722	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Champlin, MN Hennepin Co. United States	109th Ave. / Goose Lake Rd. / Zachary Ln. (45.15226, -93.42163)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3217	Other (At-Grade) Single-Lane	2006	Posted speed on mainline approach 45 mph. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Maple Grove, MN Hennepin Co. United States	Norwood Ln. / 85th Pl. (45.10971, -93.43961)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 44.6737	Other (At-Grade) Single-Lane	2006	Intersection of local and collector street in residential development. Functional Class: Collector ICD estimated from Google Maps linework.
North Pole, AK Fairbanks North Star United States	Badger Rd. / Richardson Hwy WB Ramps (64.75903, -147.35120)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5390	Freeway Ramps (Grade-Separated) Single-Lane	2007	Series of three roundabouts. Raindrop-shaped central island. ICD estimated from Google Maps linework.
North Pole, AK Fairbanks North Star United States	Badger Rd. / Richardson Hwy EB Ramps / Santa Claus Ln. (64.75820, -147.35170)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.5771	Freeway Ramps (Grade-Separated) Single-Lane	2007	Series of three roundabouts. Previously controlled by one-way stop ICD estimated from Google Maps linework.
North Pole, AK Fairbanks North Star United States	Santa Claus Ln. / Park Way (64.75673, -147.35280)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.6162	Other (At-Grade) Single-Lane	2007	Series of three roundabouts. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Fairbanks, AK Fairbanks North Star United States	Gaffney Rd. / Fort Wainwright Base Entrance Station (64.83323, -147.69920)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 38.5999	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Implemented as security measure for base entrance. Functional Class: Arterial ICD estimated from Google Maps linework.
Newberg, OR Yamhill Co. United States	N Springbrook Rd. / Crestview Dr. / (future leg) (45.31532, -122.94593)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 55.4306	Other (At-Grade) Single-Lane	2007	Located near Portland and Western railroad crossing. Replaced offset T-intersections. ICD estimated from Google Maps linework.
Washington, UT Washington Co. United States	Camino Real / Silver Falls Dr (37.10077, -113.49480)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4822	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Washington, UT Washington Co. United States	Coral Canyon Blvd. / Canyon Greens Dr. (37.16151, -113.44740)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.7951	Other (At-Grade) Single-Lane	2002	ICD estimated from Google Maps linework.
Rehoboth Beach, DE Sussex Co. United States	Rehoboth Ave. / Grove St. (38.71501, -75.09075)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6163	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Yield-controlled right-turn bypass lane on SB approach. Fishhook pavement markings. Heavy bicycle and pedestrian traffic. Extensive queuing with beach-related surges. Functional Class: Arterial ICD estimated from Google Maps linework.
Seattle, WA King Co. United States	E. Ward St. / 28th Ave. E. (47.62741, -122.29640)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 21.7327	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Fernley, NV Lyon Co. United States	US 50A / US 95A (39.60358, -119.22700)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.6907	Other (At-Grade) Single-Lane	2006	Opened August 18, 2006. Functional Class: Arterial ICD estimated from Google Maps linework.
Kalispell, MT Flathead Co. United States	Stillwater Rd. / West Reserve Dr. (48.24038, -114.35220)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.3853	Other (At-Grade) Single-Lane	2007	First roundabout by Montana DOT. ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Perimeter St. (43.01009, -89.72186)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.5667	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Brookwood Dr. (43.00978, -89.71380)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.8068	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Telmark Pkwy. (43.00933, -89.71098)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 50.6540	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / Ridgeview Rd. / Lillehammer Ln. (43.00663, -89.70390)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.4418	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Mount Horeb, WI Dane Co. United States	Springdale St. / STH 78 / STH 92 (43.01007, -89.73044)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.9333	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Series of five roundabouts. Functional Class: Arterial ICD estimated from Google Maps linework.
Madison, WI Dane Co. United States	Thompson Dr. / STH 30 EB Off-Ramp (43.10506, -89.30066)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.0073	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Opened October 22, 2004. ICD estimated from Google Maps linework.
Madison, WI Dane Co. United States	Thompson Dr. / STH 30 WB On-Ramp / Commercial Ave. (43.10643, -89.30084)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.9822	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Opened October 22, 2004. ICD estimated from Google Maps linework.
Carmel, IN Hamilton Co. United States	Springmill Rd. / Dorset Rd. (39.97396, -86.16467)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.6272	Other (At-Grade) Single-Lane	2009	Was originally installed in 2006 as mini-roundabout. There were several property damage accidents at this intersection in the first 10 days of its operation. In that 10 days there was substantial public outcry against the mini. The decision was made and the intersection was returned to a 4-way stop before the mini had been in operation for two weeks. Conversion to single-lane roundabout estimated (2008-2010). Functional Class: Arterial ICD estimated from Google Maps linework.
Spring Grove, PA York Co. United States	Rte. 116 (Hanover St.) / Roths Church Rd. / W. Hanover St. (39.88301, -76.86363)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.6567	Other (At-Grade) Single-Lane	2007	http://www.yorkdispatch.com/local/ci_6708523 ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Bill Leathem Dr. / Longfields Dr. (45.29652, -75.71490)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 34.4456	Other (At-Grade) Single-Lane	2010	Functional Class: Major Collector ICD estimated from Google Maps linework.
Plainfield, IN Hendricks Co. United States	Morris St. / Raceway Rd. (39.74901, -86.32667)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8940	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Charlemagne, QC Lanaudière Region Canada	Rte 138 (Rue Sherbrooke) / Rue Notre Dame (45.69860, -73.48427)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 43.3762	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Functional Class: Arterial. Year Completed estimated (2005-2008). Right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Quebec, QC Capitale-Nationale Region Canada	Ave. Honore-Mercier / Place de l'Assemblee (46.80959, -71.21263)	Other Existing	Other None	2 Approaches 0 Driveways 40.8714	Other (At-Grade) Single-Lane		Fountain in central island added in August 2007. ICD estimated from Google Maps linework.
Chambly, QC Regional County Municipality of La-Vallée-du-Richelieu Canada	Blvd. Frechette / Blvd. Anne-le-Seigneur (45.42759, -73.31023)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.3950	Other (At-Grade) Single-Lane	2003	High-speed approaches (65 mph [100 km/h]). Reverse curve on northbound approach. Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Chambly, QC Regional County Municipality of La-Vallée-du-Richelieu Canada	Blvd. Frechette / Blvd. Brassard (45.43189, -73.30562)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.9352	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Waterloo, ON Regional Municipality of Waterloo Canada	Townline Rd. / Can-Amera Pkwy. (43.41154, -80.28042)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 60.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2003	Year Completed estimated (2002-2004).
Grove City, OH Franklin Co. United States	Buckeye Pkwy. / Pinnacle Club Dr. (39.86381, -83.05253)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.0031	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Dublin, OH Delaware Co. United States	Glick Rd. / Avery Rd. / Manley Rd. (40.14709, -83.16482)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9527	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Dublin, OH Franklin Co. United States	Dubln Rd. / Brand Rd. (40.11790, -83.11801)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 42.6720	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2005
Hillard, OH Franklin Co. United States	Britton Pkwy. / Davidson Rd. (40.04977, -83.13399)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Multilane (2 Lane, unspecified)	2009	Modified striping to remove fishhooks in 2019.
(unincorporated), VA Goochland Co. United States	Centerville Parke Dr. / Centerville Parke Ln. (37.66259, -77.68004)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.8728	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Cresthaven Dr. / Waterbridge Dr. (45.28097, -75.70818)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.6990	Other (At-Grade) Single-Lane	2001	Minimal splitter islands. ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Cresthaven Dr. / Fairpark Dr. / Timberline Private (45.27486, -75.70937)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7465	Other (At-Grade) Single-Lane	2002	Minimal splitter islands. Functional Class: Local ICD estimated from Google Maps linework.
Ottawa, ON City of Ottawa Canada	Jockvale Rd. / Exeter Dr. / Tartan Dr. (45.27044, -75.75439)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.9398	Other (At-Grade) Single-Lane	2005	Met warrants for signals. Functional Class: Major Collector ICD estimated from Google Maps linework.
Sedona, AZ Coconino Co. United States	AZ 179 / Schnebly Hill Rd. (34.86222, -111.76160)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.2593	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Sedona, AZ Coconino Co. United States	AZ 179 / Canyon Dr. (34.85572, -111.76410)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.4616	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Sedona, AZ Coconino Co. United States	AZ 179 / Arrow Dr. / Morgan Rd. (34.84826, -111.76610)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.3449	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Sedona, AZ Coconino Co. United States	AZ 179 / Chapel Rd. (34.83283, -111.77690)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.4296	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Sedona, AZ Coconino Co. United States	AZ 179 / Back O'Beyond Rd. (34.82644, -111.77870)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4710	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Oak Creek, AZ Yavapai Co. United States	AZ 179 / Bell Rock Blvd. (34.78895, -111.76310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.3873	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Oak Creek, AZ Yavapai Co. United States	AZ 179 / Cortez Dr. (34.78019, -111.76310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4097	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Oak Creek, AZ Yavapai Co. United States	AZ 179 / Verde Valley School Rd. / Jacks Canyon Rd. (34.77741, -111.76310)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.5058	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Oak Creek, AZ Yavapai Co. United States	AZ 179 / Ridge Trl. (34.77321, -111.76410)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.3554	Other (At-Grade) Single-Lane	2008	http://www.scenic179.com/ ICD estimated from Google Maps linework.
Stevensville, MD Queen Annes Co. United States	Thompson Creek Rd. / US 50 EB Ramps (38.97599, -76.31046)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 16.7127	Freeway Ramps (Grade-Separated) Single-lane w/ Traversable Central Island	2007	Mini-roundabout. ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	100th St. / Cactus Rd. (33.59706, -111.86530)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 31.8341	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Scottsdale, AZ Maricopa Co. United States	104th St. / Cactus Rd. (33.59700, -111.85660)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.8341	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Benjamin Dr. (33.57070, -117.63860)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.8341	Other (At-Grade) Single-Lane	2000	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php. Date estimated. Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Windmill Ln. (33.55830, -117.63570)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.8389	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Sellas Rd. North (33.55508, -117.63700)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 40.8073	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Dorrance Dr. / Daisy St. North (33.55208, -117.63840)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 40.8087	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / Sellas Rd. South (33.54749, -117.63800)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8293	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Sienna Pkwy. / O'Neill Dr. (33.54505, -117.64040)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8487	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Dorrance Dr. (33.55489, -117.64530)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.8121	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Narrow Canyon Rd. (33.54931, -117.64590)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.8285	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	O'Neill Dr. / Eton Pl. (33.54766, -117.64510)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.8431	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Narrow Canyon Rd. / Clarin St. (33.54144, -117.64680)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 27.8728	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Sol St. / Tarleton Ln. (33.54131, -117.64420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.8865	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Sienna Pkwy. (33.53963, -117.64360)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 29.8643	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Ethereal St. / Narrow Canyon Rd. (33.53764, -117.64350)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.8785	Other (At-Grade) Single-Lane	2003	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Ladera Ranch, CA Orange Co. United States	Cecil Pasture Rd. / retail access (33.56192, -117.64680)	Other Existing	Unknown None	3 Approaches 0 Driveways 26.8710	Other (At-Grade) Single-Lane	2004	http://www.ocregister.com/ocregister/news/local/communities/ladera/article_1584236.php Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #1 (43.87218, -121.43960)	Other Existing	Unknown None	3 Approaches 0 Driveways 80.9318	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #2 (43.87863, -121.43480)	Other Existing	Unknown None	4 Approaches 0 Driveways 81.7839	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #3 (43.88271, -121.43980)	Other Existing	Unknown None	4 Approaches 0 Driveways 93.8299	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #4 (43.89000, -121.43850)	Other Existing	Unknown None	4 Approaches 0 Driveways 84.3505	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.
Sunriver, OR Deschutes Co. United States	Circle #5 (43.89635, -121.44420)	Other Existing	Unknown None	4 Approaches 0 Driveways 61.1046	Other (At-Grade) Single-Lane	1968	Completed 1968? Functional Class: Collector ICD estimated from Google Maps linework.