Roundabouts Database

29465 Results

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City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Colorado Springs, CO
El Paso Co.
United States 		Cedar Creek View / (parking lot)
(38.85572, -104.72340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.1815 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Treeline View / Stately View
(38.87351, -104.86560) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.1228 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		(unknown #2)
(38.87847, -104.84910) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
18.5952 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Colorado Springs, CO
El Paso Co.
United States 		Mesa Rd. / Kissing Camels Dr.
(38.87808, -104.86580) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.7525 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
New York, NY
Manhattan Co.
United States 		Columbus Circle (7th Ave. / Broadway / Central Park West / Central Park South)
(40.76808, -73.98187) 		Signalized Roundabout/Circle
Existing 		Signal
None 		5 Approaches
0 Driveways
123.0168 		Other (At-Grade)
Multilane (3+ Lane) 		1905 ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		Virginia Ave. / Memorial Blvd. / Prospect St. / Key St.
(39.63728, -77.72873) 		Other
Existing 		Other
None 		0 Approaches
0 Driveways
36.7900 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Irvin Ave. / Mealey Pkwy.
(39.65536, -77.70186) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
37.6999 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Irvin Ave. / View St. / Valleybrook Dr.
(39.65536, -77.70058) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
31.2633 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Magnolia Ave. / Mealey Pkwy.
(39.65762, -77.70140) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
32.1818 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Hagerstown, MD
Washington Co.
United States 		E. Magnolia Ave. / E. Irvin Ave.
(39.65722, -77.69958) 		Other
Existing 		All-Way Stop
None 		0 Approaches
0 Driveways
27.5846 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lawrence, KS
Douglas Co.
United States 		W. Harvard Rd. / S. Moundridge Dr.
(38.96770, -95.30438) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
13.0003 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
(unincorporated), MA
Barnstable Co.
United States 		Rte 6A / Rte 28 (gateway to Cape Cod)
(41.74313, -70.58651) 		Rotary
Existing 		All-Way Yield
None 		0 Approaches
0 Driveways
118.8720 		Other (At-Grade)
Multilane (2 Lane, unspecified)
Boston, MA
Suffolk Co.
United States 		VFW Pkwy. / North Shore Rd. (Butler Circle)
(42.41228, -70.99350) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
84.6514 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Boston, MA
Suffolk Co.
United States 		Broadway / Main
(42.40244, -71.06048) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
123.4694 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Main St.
(39.12333, -77.23855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Market St.
(39.12309, -77.23489) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Orchard Ridge Dr. / Mill Green Ave.
(39.12559, -77.22635) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.9872 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Winter Walk Dr. / Highland Ridge Ave.
(39.12807, -77.22692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2800 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs. ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		S. Touchmark Way / E. Louise Dr.
(43.60317, -116.34880) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.4050 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Boise, ID
Ada Co.
United States 		S. Touchmark Way / S. Worth Way
(43.60206, -116.34610) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.2704 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Arlington, VA
Arlington Co.
United States 		Memorial Dr. / Arlington Memorial Bridge
(38.88573, -77.06004) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
114.3488 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		G St. / 3rd St. SW
(38.88127, -77.01520) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.9620 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		G St. / 1st St. SW
(38.88119, -77.01228) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
31.6106 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		H St. / Delaware Ave.
(38.88028, -77.01262) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
31.6110 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		New York Ave. / Montana Ave. / West Virginia Ave.
(38.91723, -76.97813) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
65.9769 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States 		Pennsylvania Ave. / Potomac Ave.
(38.88034, -76.98549) 		Signalized Roundabout/Circle
Existing 		Signal
None 		0 Approaches
0 Driveways
81.8167 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Jensen Beach, FL
Martin Co.
United States 		Jensen Beach Blvd. / Candice Ave. / Pineapple Dr.
(27.24387, -80.22741) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only) 		5 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Railroad running through central island. ADT volume of 27000 on five-lane road west leg. Also an evacuation route. High volume FEC freight line.
Jensen Beach, FL
Martin Co.
United States 		SR 707 / Pineapple Dr. / Jensen Beach Causeway
(27.25074, -80.22818) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.7914 		Other (At-Grade)
Single-Lane 		1999 RT only lanes entering roundabout on two approaches. ICD estimated from Google Maps linework.
Brighton, MI
Livingston Co.
United States 		Village Place Blvd. / Green Oak Dr. / Fieldcrest Dr.
(42.50573, -83.75296) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2006
Brighton, MI
Livingston Co.
United States 		Village Place Blvd. / Green Oak Ave.
(42.50698, -83.75462) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Earth.
Ancaster, ON
Hamilton
Canada 		Wilson St. / Meadowbrook Dr. / Hamilton Dr.
(43.20797, -80.00224) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.6911 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Markham, ON
York Region
Canada 		Prospectors Dr. / Angus Glen Blvd.
(43.89075, -79.31981) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.2641 		Other (At-Grade)
Single-Lane 		2004 Functional Class: Local ICD estimated from Google Maps linework.
Markham, ON
York Region
Canada 		Prospectors Dr. / The Fairways
(43.89400, -79.32079) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0985 		Other (At-Grade)
Single-Lane 		2004 Functional Class: Local ICD estimated from Google Maps linework.
Richmond, VA
Henrico Co.
United States 		Monument Ave. / Allen Ave.
(37.55384, -77.46020) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
74.8004 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Richmond, VA
Henrico Co.
United States 		Stuart Circle
(37.55246, -77.45788) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.9806 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Greensboro, NC
Guilford Co.
United States 		Greene St. / McGee St.
(36.06852, -79.79192) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.2386 		Other (At-Grade)
Single-Lane 		2006 This is part of a major transformation of Greene Street in Downtown Greensboro. Greene Street is currently 4 lanes one-way and will be converted to 2-way traffic with one lane in each direction and angled parking in the middle of the street separated by a median. Functional Class: Arterial ICD estimated from Google Maps linework.
Concord, CA
Contra Costa Co.
United States 		Landana Dr. / Mulberry Dr.
(37.97886, -121.99430) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
16.0041 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Huntington, NY
Suffolk Co.
United States 		Clinton Ave. / Gerard St.
(40.87225, -73.42886) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
14.4499 		Other (At-Grade)
Single-Lane 		2002 http://query.nytimes.com/gst/fullpage.html?res=9D04E4DB133DF931A15751C1A9649C8B63 ICD estimated from Google Maps linework.
New Orleans, LA
Orleans Par.
United States 		Lee Circle (St. Charles Ave. / Andrew Higgins Dr.)
(29.94333, -90.07247) 		Signalized Roundabout/Circle
Existing 		Other
None 		4 Approaches
0 Driveways
99.3513 		Other (At-Grade)
Unknown 		Two tram lines run along the circulatory roadway. Some entry-circulating points are fully signalized; others are yield-controlled. ICD estimated from Google Maps linework.
Metairie Terrace, LA
Jefferson Par.
United States 		Causeway Blvd. (LA 3046) / US 61 (Airline Hwy.)
(29.97476, -90.15636) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
107.5965 		Other (At-Grade)
Unknown 		Single-point interchange using one circle. Entire circle is on causeway structure over railroad yards. ICD estimated from Google Maps linework.
Pittsfield Township, MI
Washtenaw Co.
United States 		Campus Pkwy. / Suncrest Dr. / (parking)
(42.18764, -83.74729) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2002
Pittsfield Township, MI
Washtenaw Co.
United States 		Campus Pkwy. / Community Dr.
(42.18982, -83.74387) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2002
Meridian Township, MI
Ingham Co.
United States 		Hulett Rd. / Bennett Rd.
(42.69739, -84.44709) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.9884 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Manistee, MI
Manistee Co.
United States 		Lakeshore Dr. / Monroe St. / Cottage Ln.
(44.25355, -86.33302) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
45.3388 		Other (At-Grade)
Single-Lane 		1992 Before 1993. No splitter islands on east leg. ICD estimated from Google Maps linework.
Jessup, MD
Anne Arundel Co.
United States 		MD 198 (Laurel Fort Meade Rd.) / MD 32 EB Ramps
(39.08997, -76.75736) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2002 Lanes reduced in 2010. 21442
Jackson, MI
Jackson Co.
United States 		4th St. / West Ave.
(42.22067, -84.41847) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3790 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Between 1999 and 2005. ICD estimated from Google Maps linework.
Orion Township, MI
Oakland Co.
United States 		Baldwin Rd. / Indianwood Rd. / Coats Rd.
(42.78413, -83.31979) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
49.0862 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 ICD estimated from Google Maps linework.
Jessup, MD
Anne Arundel Co.
United States 		MD 198 (Laurel Fort Meade Rd.) / MD 32 WB Ramps
(39.09178, -76.75688) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
53.3400 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2002 Lanes reduced in 2010. 21442
Litchfield Park, AZ
Maricopa Co.
United States 		Wigwam Creek Blvd. / (unknown)
(33.51746, -112.32560) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
17.9232 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		SE Westmorelane Blvd. / Gowan Dr.
(27.25913, -80.29256) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.5423 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Port St. Lucie, FL
St. Lucie Co.
United States 		SE Westmorelane Blvd. / Bakersfield St.
(27.25836, -80.28521) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7276 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Muskegon Township, MI
Muskegon Co.
United States 		Chesapeake Dr. / Walker Rd.
(43.23787, -86.17437) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.4138 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Southlake, TX
Tarrant Co.
United States 		E. Continental Blvd. / S. Carroll Ave.
(32.92622, -97.12830) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2004 Elementary school and city park located on NW corner. Asphalt construction.
Owensboro, KY
Daviess Co.
United States 		KY 56 / KY 81
(37.75357, -87.17403) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.6605 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Functional Class: Arterial ICD estimated from Google Maps linework.
Albuquerque, NM
Bernalillo Co.
United States 		8th St. / Central Ave.
(35.08526, -106.65660) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.3649 		Other (At-Grade)
Single-Lane 		2007 Transition between downtown Functional Class: Minor Arterial ICD estimated from Google Maps linework.
Frankfort, KY
Franklin Co.
United States 		Cardwell Lane / C. Michael Davenport Blvd.
(38.16095, -84.91826) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.7458 		Other (At-Grade)
Single-Lane 		2015 Functional Class: Major Collector ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Botulph Rd. / Arroyo Chamiso Rd. / Miguel Chavez Rd.
(35.64938, -105.94790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1153 		Other (At-Grade)
Single-Lane 		2002 Urban Compact, Southeast Santa Fe neighborhood Functional Class: Minor Collector ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Zafarano Dr. / San Ignatio Rd.
(35.64579, -106.01394) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.9988 		Other (At-Grade)
Single-Lane 		2006 Southwest Santa Fe near Lowes Building Supply. ICD estimated from Google Maps linework.
Santa Fe, NM
Santa Fe Co.
United States 		Richards Ave. / College Dr.
(35.60719, -106.00060) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.1017 		Other (At-Grade)
Single-Lane 		2003 Community College District South of I-25 Previously controlled by 2 way stop Functional Class: Minor Arterial ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		E. Geer St. / Avondale Dr. / Grove St.
(36.00385, -78.88342) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.0532 		Other (At-Grade)
Single-Lane 		2011 Yield-controlled right-turn bypass lane in NW quadrant. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Golden Belt Pkwy. / Creighton Hall Way
(35.94994, -78.82822) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.8727 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Golden Belt Pkwy. / Patterson Mill Rd.
(35.95247, -78.83054) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
34.8053 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Morrisville, NC
Wake Co.
United States 		Shiloh Glenn Dr. / Lower Shiloh Way
(35.86587, -78.84024) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
31.9398 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Morrisville, NC
Wake Co.
United States 		Shiloh Glenn Dr. / Belstar Ave.
(35.86568, -78.84503) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.0041 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Keystone Park Dr. / Mainline Station
(35.87125, -78.85600) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
22.2596 		Other (At-Grade)
Single-Lane 		2013 Upgraded from neighborhood traffic circle around 2013. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Keystone Park Dr. / Station Dr.
(35.86828, -78.85216) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.2282 		Other (At-Grade)
Single-Lane 		2013 Upgraded from neighborhood traffic circle around 2013 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Millspring Dr. / Millspring Dr.
(36.04328, -78.94572) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
25.1082 		Other (At-Grade)
Single-Lane 		2001 Year completed estimated. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Prospect Pkwy. / Morehead Hill Ct.
(35.95032, -78.81870) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.7731 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Flat River Dr. / Irving Way / Carthage Ct.
(35.94976, -78.81408) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
32.8728 		Other (At-Grade)
Single-Lane 		2009 No splitter islands on three legs. ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		University Pl. / Ivy Creek Blvd.
(35.95846, -78.96373) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.0687 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Youngsville, NC
Franklin Co.
United States 		Oak Park Blvd. / Ambergate Dr.
(36.06786, -78.44925) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.8236 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Youngsville, NC
Franklin Co.
United States 		Olde Liberty Dr. / Commonwealth Dr. / Clubhouse Dr.
(36.07125, -78.52006) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
77.2287 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Apex, NC
Wake Co.
United States 		Blackburn Rd. / Orchard Villas Ave.
(35.74781, -78.86505) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
27.1406 		Other (At-Grade)
Single-Lane 		2008 Modified in 2012 to add splitter islands. ICD estimated from Google Maps linework. 21442
Apex, NC
Wake Co.
United States 		Homeplace Dr. / Blue Thorn Dr.
(35.66598, -78.75475) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
35.9014 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carpenter Upchurch Rd. / Green Hope High School entrance
(35.80318, -78.86969) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
46.4946 		Other (At-Grade)
Single-Lane 		2014 Only one circulating lane is provided. South leg has two lanes (TH and RT); east leg has two lanes (LT and RT). ICD estimated from Google Maps linework.
Ocean Isle Beach, NC
Brunswick Co.
United States 		Ocean Isle Beach Rd. (SR 1184) / Old Georgetown Rd. (SR 1163)
(33.92876, -78.44667) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.5306 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016). Right-turn bypass lanes with acceleration lanes on all four legs. ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carramore Ave. / Halcyon Meadow Dr.
(35.79935, -78.85491) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.0292 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Carramore Ave. / Halcyon Meadow Dr. / Creststone Dr.
(35.79980, -78.84965) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.0604 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Cary, NC
Wake Co.
United States 		Cary Glen Blvd. / Waverly Hills Dr.
(35.81174, -78.91465) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.7728 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 16th Ave. / SE Salmon St.
(45.51435, -122.64961) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
15.0642 		Other (At-Grade)
Single-Lane 		1982 Completed 2/18/1982. ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / N. Pennsylvania St.
(39.97798, -86.15539) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
40.2690 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W Main St. / Grand Blvd.
(39.97798, -86.15168) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015
Carmel, IN
Hamilton Co.
United States 		W Main St. / US 31 NB Ramps
(39.97797, -86.15668) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2015 Raindrop shaped.
Carmel, IN
Hamilton Co.
United States 		W Main St. / US 31 SB Ramps
(39.97787, -86.15802) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
50.2920 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2015 Raindrop shaped.
Carmel, IN
Hamilton Co.
United States 		Old Merdian St. / W. 136th St. / Eglin Dr. / Rohrer Rd.
(39.98577, -86.14240) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2014 Replaced three-way stop-controlled intersection with one uncontrolled leg.
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / US 31 SB Ramps
(39.98504, -86.14209) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2014
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / US 31 NB Ramps
(39.98429, -86.14154) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2015
Carmel, IN
Hamilton Co.
United States 		Old Meridian St. / W Smokey Row Rd.
(39.98359, -86.14087) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		Spring Mill Rd. / Illinois St.
(39.93194, -86.16465) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2014 Southeast leg added 2023-2024.
Indianapolis, IN
Marion Co.
United States 		Crawfordsville Rd. / W Main St.
(39.78814, -86.24068) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
79.2480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015 Right-turn-only lane on south leg.
Juneau, AK
Juneau
United States 		Glacier Hwy. / Mendenhall Loop Rd. (Back Loop)
(58.38637, -134.64432) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0674 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Catonsville, MD
Baltimore Co.
United States 		Edmundson Avenue / Old Frederick Road
(39.27533, -76.76612) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.3400 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 13th Ave. / SE Salmon St.
(45.51434, -122.65264) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
17.5750 		Other (At-Grade)
Single-Lane 		1989 Completed 1/11/1989. ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Rosemont Drive / Dutchmans Creek
(39.33480, -77.63671) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.4167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Volunteer Drive
(39.33261, -77.63365) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.9516 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Dutchmans Creek
(39.33265, -77.63770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3326 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Volunteer Drive
(39.33145, -77.63483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1808 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Old Frederick Road / Maple Wood Road
(39.29094, -76.69283) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8815 		Other (At-Grade)
Single-Lane 		2013 4th leg not built yet - for future development ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Wilkens Ave / Mount St / Ramsey St
(39.28325, -76.64332) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
31.4310 		Other (At-Grade)
Single-Lane 		2001 Completed prior to 2002 ICD estimated from Google Maps linework.
Baltimore, MD
Baltimore City Co.
United States 		Canterbury Rd. / W 39th St.
(39.33569, -76.62047) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
16.6275 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2013 ICD estimated from Google Maps linework.