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
Lackawanna, NY
Erie Co.
United States 		Dorrance Ave. / S. Shore Blvd. / Ward Ct.
(42.83199, -78.80859) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0345 		Other (At-Grade)
Single-Lane 		2010 Restriped as single-lane roundabout. ICD estimated from Google Maps linework.
Casper, WY
Natrona Co.
United States 		Centennial Hills Blvd. / Waterford St.
(42.83014, -106.26682) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2006). South leg added 2009-2012.
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 SB Ramps
(41.06202, -104.87730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.4293 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Cheyenne, WY
Laramie Co.
United States 		High Plains Rd. / I-25 NB Ramps
(41.06046, -104.87620) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
55.8337 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Only 3 of the 5 approaches are currently in service. One is under construction for the new Southeast Wyoming Welcome Center. The last is a future extension of High Plains to the east. ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Promenade Cir. / (unknown)
(38.63732, -121.49950) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.5175 		Other (At-Grade)
Single-Lane 		2006 Inside commercial/office park. ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		Belmont Circle (Belmont Ave. / Motel Dr. / Arthur Ave. / Wesley Ave. / Thorne Ave.)
(36.75051, -119.81530) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
104.3080 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Venice, CA
Los Angeles Co.
United States 		Windward Ave. / Main St. / Grand Blvd.
(33.98816, -118.47100) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
48.5238 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Ivins, UT
Washington Co.
United States 		Center St. / S 200 E
(37.16837, -113.67480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.0687 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		Snow Canyon Pkwy. / (unknown)
(37.16312, -113.64370) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.2034 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Barber St. / Brown Rd.
(45.30865, -122.78620) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.3179 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Barber St. / Costa Cir. / 110th Ave.
(45.30843, -122.79090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1580 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		W Riverwood Blvd. / Windrow Blvd.
(33.41749, -112.26690) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.9252 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Phoenix, AZ
Maricopa Co.
United States 		Devonna Ln. / Watkins St. / 84th Dr. / Hammond Ln.
(33.42601, -112.24090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.9228 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
Wickenburg, AZ
Maricopa Co.
United States 		US 93 / US 60
(33.97094, -112.72790) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.5146 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Consecutive double lefts with three-lane circulatory section. ICD estimated from Google Maps linework.
Wickenburg, AZ
Maricopa Co.
United States 		US 93 / Tegner St.
(33.98513, -112.73940) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.5546 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Maryville, IA
Fayette Co.
United States 		IA 3 / IA 187
(42.68763, -91.64565) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.5057 		Other (At-Grade)
Single-Lane 		2009 Rural ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		Bass Pro Dr. / Prairie Fire Blvd.
(41.65177, -93.51022) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.8352 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Part of Bass Pro Shops commercial shopping center. ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		SW Goodwin St. / Springfield Dr.
(41.69388, -93.61487) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.9709 		Other (At-Grade)
Single-Lane 		2004 One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		SW Somersby Blvd. / 46th St.
(41.69155, -93.61253) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0799 		Other (At-Grade)
Single-Lane 		2004 One of three in a new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		SW Snyder Blvd. / Springfield Dr.
(41.69610, -93.60439) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8618 		Other (At-Grade)
Single-Lane 		2006 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		NW 13th St. / Boulder Dr.
(41.74220, -93.64587) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.8432 		Other (At-Grade)
Single-Lane 		2005 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		SW White Birch Dr. / Braeburn St.
(41.70018, -93.62535) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
55.2872 		Other (At-Grade)
Single-Lane 		2005 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Ankeny, IA
Polk Co.
United States 		NW 5th St. / Abbie Dr.
(41.73569, -93.66248) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.0634 		Other (At-Grade)
Single-Lane 		2008 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Cedar Falls, IA
Black Hawk Co.
United States 		Brandilynn Blvd. / Prairie Pkwy.
(42.48552, -92.43468) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.2763 		Other (At-Grade)
Single-Lane 		2009 In new commercial development. Functional Class: Local ICD estimated from Google Maps linework.
Fort Dodge, IA
Webster Co.
United States 		10th Ave. N. / N. 32nd St.
(42.51522, -94.14932) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.8545 		Other (At-Grade)
Single-Lane 		2009 Replaced two T intersections. ICD estimated from Google Maps linework.
Iowa City, IA
Johnson Co.
United States 		Grand Ave. / S. Grand Ave.
(41.65855, -91.54559) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.2000 		Other (At-Grade)
Single-Lane 		2007 On University of Iowa school campus. Functional Class: Local ICD estimated from Google Maps linework.
Iowa City, IA
Johnson Co.
United States 		Kennedy Pkwy. / Meadowlark Dr.
(41.66899, -91.59541) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5492 		Other (At-Grade)
Single-Lane 		2006 In new residential development. Functional Class: Local ICD estimated from Google Maps linework.
Waverly, IA
Bremer Co.
United States 		1st Ave. NW / 8th St. NW
(42.72669, -92.48061) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.2167 		Other (At-Grade)
Single-Lane 		2005 Replaced "T" intersection at entry to Wartburg College school campus. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		W. Wells Fargo Trl. / Wells Fargo Terr.
(41.55986, -93.80373) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.0228 		Other (At-Grade)
Single-Lane 		2005 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		W. Wells Fargo Trl. / E. Wells Fargo Terr.
(41.55994, -93.80212) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.8101 		Other (At-Grade)
Single-Lane 		2005 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		West Access / W. Wells Fargo Trl.
(41.55749, -93.80611) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5986 		Other (At-Grade)
Single-Lane 		2006 In new Wells Fargo commercial development. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		Village View Dr. / Prairie View Dr. (Blue Stem Circle)
(41.56376, -93.78467) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.5745 		Other (At-Grade)
Single-Lane 		2007 New residential/commercial development on former Ponderosa Golf Course. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		S. Crescent Way / Stagecoach Dr.
(41.56252, -93.78701) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9581 		Other (At-Grade)
Single-Lane 		2007 Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		S. Crescent Way / S. Ridgefield Way / Fairway Dr.
(41.56541, -93.78633) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.9566 		Other (At-Grade)
Single-Lane 		2007 Intersection of two private residential streets on former Ponderosa Golf Course. ICD estimated from Google Maps linework.
Raleigh, NC
Wake Co.
United States 		Hillsborough St. / Pullen Rd.
(35.78608, -78.66244) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Fencing along sidewalk next to circulatory roadway for ADA accessibility instead of landscape buffer. Originally built 2010 as multilane roundabout. Modified 2011-2013 with striping to reduce to single-lane with right-turn-only lanes on north, west, and south legs. At entrance to North Carolina State University campus.
Raleigh, NC
Wake Co.
United States 		Oberlin Rd. / Pullen Rd. / Groveland Ave.
(35.78653, -78.66136) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.9560 		Other (At-Grade)
Single-Lane 		2010 Roundabout on tilted plane with central island on steeper plane to manage circulatory roadway cross slope.
Alpha, MI
Iron Co.
United States 		Main St. / 4th St. / Center St. / 8th Ave.
(46.04575, -88.37727) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
68.8040 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Mount Pleasant, MI
Isabella Co.
United States 		Mosher St. / Main St.
(43.60531, -84.77661) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.6206 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Clare, MI
Isabella Co.
United States 		US 127 Business / Mission Rd.
(43.80889, -84.76766) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.3709 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Perryolpolis, PA
Fayette Co.
United States 		Independence St. / Liberty St.
(40.08707, -79.75069) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
27.4122 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Petaluma, CA
Sonoma Co.
United States 		McDowell Blvd. / Baywood Dr.
(38.24036, -122.61010) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
23.4513 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Irvine, CA
Orange Co.
United States 		Sand Canyon Ave. / Shady Canyon Dr.
(33.65462, -117.78100) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
104.3859 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Irvine, CA
Orange Co.
United States 		Laguna Canyon Rd. / Quail Hill
(33.64756, -117.76640) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.6655 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 One approach leads to an unfinished road ICD estimated from Google Maps linework.
Palmdale, CA
Los Angeles Co.
United States 		Palmdale Blvd. (SR 138) / 47th St. / 50th St.
(34.58010, -118.04510) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
57.9120 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Modified 2019-2020 to add lanes. 21442
Castaic, CA
Los Angeles Co.
United States 		Hasley Canyon Rd. / The Old Road
(34.45592, -118.61730) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.1943 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Yuba City, CA
Sutter Co.
United States 		Stabler Ln. / Butte Vista Ln.
(39.16747, -121.64400) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.2983 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Ottawa, ON
City of Ottawa
Canada 		Bridgestone Dr. / Steeple Chase Dr. / Stonehaven Dr.
(45.29100, -75.85860) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.5674 		Other (At-Grade)
Single-Lane 		2012 Functional Class: Major Collector ICD estimated from Google Maps linework.
Albany, NY
Albany Co.
United States 		Washington Ave. / CR 156 (Fuller Rd.)
(42.69307, -73.83071) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
53.5475 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 New roundabout will be just north of existing intersection. A flyover will carry through traffic on Washington Ave Functional Class: Arterial 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.
Petaluma, CA
Sonoma Co.
United States 		Magnolia Ave. / Elm Dr.
(38.24586, -122.65600) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.6356 		Other (At-Grade)
Single-Lane 		2006 Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Petaluma, CA
Sonoma Co.
United States 		Windsor Dr. / West Haven Way
(38.22460, -122.66430) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0241 		Other (At-Grade)
Single-Lane 		2005 Functional Class: Collector ICD estimated from Google Maps linework.
Petaluma, CA
Sonoma Co.
United States 		Petaluma Blvd. S / Caulfield Ln.
(38.22730, -122.61820) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.3434 		Other (At-Grade)
Single-Lane 		2011 Construction began spring 2011. Functional Class: Arterial 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.
Yuba City, CA
Sutter Co.
United States 		Butte Vista Ln. / Tres Picos Ln.
(39.16908, -121.64820) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.8524 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Viera, FL
Brevard Co.
United States 		Wickham Rd. / Lake Andrews Dr.
(28.22975, -80.72577) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.5091 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Functional Class: Arterial ICD estimated from Google Maps linework.
Wilmington, DE
New Castle Co.
United States 		W Park Dr. / E Park Dr.
(39.77437, -75.54610) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.9632 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Clermont, OH
Clermont Co.
United States 		Ferguson Dr. / (West Unknown)
(39.09338, -84.28562) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
62.1051 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Clermont, OH
Clermont Co.
United States 		Eastgate Blvd. / Ferguson Dr.
(39.09343, -84.28097) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2007 Little speed control.
Newberg, OR
Yamhill Co.
United States 		Brutscher St. / Hayes St.
(45.30378, -122.94090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.9211 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Newberg, OR
Yamhill Co.
United States 		Providence Dr. / Hayes St. / Wenn Blvd.
(45.30378, -122.93650) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.0409 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2006-2010). ICD estimated from Google Maps linework.
Wilsonville, OR
Clackamas Co.
United States 		SW Boeckman Rd. / Tooze Rd.
(45.31616, -122.78790) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.3126 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Gorham, ME
Cumberland Co.
United States 		Rte. 112 / Rte. 114
(43.65213, -70.42751) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7999 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Gorham, ME
Cumberland Co.
United States 		Rte. 112 / Rte. 4
(43.66904, -70.45676) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.8284 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Gorham, ME
Cumberland Co.
United States 		Rte. 112 / Rte. 25
(43.67923, -70.46568) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.0054 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Caribou, ME
Aroostook Co.
United States 		US 1 / Main St.
(46.87866, -68.01031) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.7370 		Other (At-Grade)
Single-Lane 		2007 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.
Auburn, ME
Androscoggin Co.
United States 		Turner St. / North Parking
(44.12178, -70.23315) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.2930 		Other (At-Grade)
Single-Lane 		2008 Two right-turn bypass lanes. In shopping center. ICD estimated from Google Maps linework.
Auburn, ME
Androscoggin Co.
United States 		Turner St. / South Parking
(44.11903, -70.23272) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.7239 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Right-turn bypass lane. In shopping center. ICD estimated from Google Maps linework.
Biddeford, ME
York Co.
United States 		(parking access) / (parking lot)
(43.47416, -70.51186) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3347 		Other (At-Grade)
Single-Lane 		2007 Separate right-turn lane on one approach. In shopping center. 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.
Calais, ME
Washington Co.
United States 		US 1 / Border Station Connection
(45.16136, -67.29103) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0012 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Augusta, ME
Kennebec Co.
United States 		US 202 / Rte. 17 / Rte. 11 / Rte. 27
(44.31047, -69.77929) 		Rotary
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
71.7881 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Bangor, ME
Penobscot Co.
United States 		Maine Ave. / Vermont Ave. / Texas Ave.
(44.81051, -68.80379) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.8234 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / N. Mountain Rd.
(40.34341, -76.79206) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.9367 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Lingelstown, PA
Dauphin Co.
United States 		Lingelstown Rd. / Blue Mountain Pkwy.
(40.34253, -76.79711) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.5782 		Other (At-Grade)
Single-Lane 		2011 Previously controlled by two-way stop ICD estimated from Google Maps linework.
Campbelltown, PA
Lebanon Co.
United States 		SR 117 / Northside Dr.
(40.28457, -76.57339) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.8879 		Other (At-Grade)
Single-Lane 		2011 Yield-controlled right-turn bypass lane on north leg. ICD estimated from Google Maps linework.
Rochester Township, PA
Beaver Co.
United States 		SR 68 (Adams St.) / Brighton Ave. / Rhode Island Ave.
(40.70171, -80.28525) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
78.7731 		Other (At-Grade)
Single-Lane 		2011 Oval shape. Replaced two closely spaced signalized intersections. ICD estimated from Google Maps linework.
Pasadena, TX
Harris Co.
United States 		Washburn Tunnel / Richey St. / Red Bluff Rd.
(29.71813, -95.21172) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
140.2080 		Other (At-Grade)
Unknown 		1950 Southeast approach was intended to be an extension of N Main Street, but was never completed.
Pasadena, TX
Harris Co.
United States 		Washburn Tunnel / Clinton Dr.
(29.73277, -95.21194) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
140.2080 		Other (At-Grade)
Unknown 		1950 .
Truckee, CA
Nevada Co.
United States 		Hwy 89 / Henness Rd. / Donner Pass Rd.
(39.34103, -120.17220) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.6496 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Functional Class: Arterial ICD estimated from Google Maps linework.
Truckee, CA
Nevada Co.
United States 		Prosser Dam Rd. / Henness Rd.
(39.34961, -120.16790) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.5541 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Springfield, OR
Lane Co.
United States 		S. 42nd Street / Jasper Rd.
(44.03482, -122.96210) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1932 		Other (At-Grade)
Single-Lane 		2005 Bike lanes are dropped/resumed at the roundabout using an eight foot wide “dust pan” style driveway that is oriented perpendicular to the street centerline. ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		MD 216 / Maple Lawn Blvd.
(39.14710, -76.90723) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.7543 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 Series of 4 roundabouts. Functional Class: Arterial 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.
Scaggsville, MD
Howard Co.
United States 		Westside Blvd. / (parking lot)
(39.14952, -76.90856) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.4909 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		Maple Lawn Blvd. / Tawes St.
(39.15364, -76.90125) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2675 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		Maple Lawn Blvd. / Iager Blvd.
(39.15816, -76.90440) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.3392 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Scaggsville, MD
Howard Co.
United States 		Ice Crystal Dr. / Birchtree Ln.
(39.14355, -76.89912) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.7147 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		Washington Ave. / S. Bainbridge St.
(32.37648, -86.30121) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.1560 		Other (At-Grade)
Single-Lane 		2008 Opened July 2008. ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		S. Ripley St. / Washington Ave.
(32.37658, -86.29808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.1213 		Other (At-Grade)
Single-Lane 		2008 Opened April 2008. ICD estimated from Google Maps linework.
Miami, FL
Miami-Dade Co.
United States 		SW 16th St. / University Dr.
(25.75435, -80.37009) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.1950 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 ICD estimated from Google Maps linework.
Kinston, NC
Lenoir Co.
United States 		King St. (NC 55) / MLK Jr. Blvd. (NC 11) / S Tiffany St.
(35.25871, -77.57288) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		4 Approaches
0 Driveways
46.8112 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2011 At-grade railroad crossings 310 ft from roundabout on west leg and 330 ft from roundabout on south leg. ICD estimated from Google Maps linework.
Ocean Isle, NC
Brunswick Co.
United States 		First St. / Causeway Dr.
(33.88773, -78.43643) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.7350 		Other (At-Grade)
Single-Lane 		2008 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.
Wilmington, NC
New Hanover Co.
United States 		Porters Neck Rd. / Edgewater Club Rd.
(34.29313, -77.77590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.6413 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Wilmington, NC
New Hanover Co.
United States 		Middle Sound Loop Rd. / Darden Rd.
(34.26721, -77.80954) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6235 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Tarboro, NC
Edgecombe Co.
United States 		US 64-NC 33 / Ablemarle Ave.
(35.89466, -77.53307) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0581 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Arrington Park Dr. / (unnamed)
(35.88219, -78.82926) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.0949 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Langdon Dr. / Colonial Grand
(35.88054, -78.82708) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.1923 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Durham, NC
Durham Co.
United States 		Langdon Dr. / Arrington Park Dr.
(35.88206, -78.82700) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.0626 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.