Roundabouts Database

29869 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
Hughesville, MD
Charles Co.
United States 		MD 231 / MD 5 SB Ramps
(38.53381, -76.77969) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
58.8579 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Addison Ave. / Bryant St.
(37.44197, -122.15540) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
15.1722 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Lytton Ave. / Fulton St.
(37.45214, -122.15750) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
9.4813 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Palo Alto, CA
Santa Clara Co.
United States 		Park Blvd. / Park Ave.
(37.43076, -122.14980) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.6585 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Parker, CO
Douglas Co.
United States 		E. Neu Towne Pkwy. / S. Cedar Gulch Ln.
(39.51147, -104.79250) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.0140 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Parker, CO
Douglas Co.
United States 		S. Cedar Gulch Ln. / (unknown)
(39.51289, -104.79120) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
35.9347 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Parker, CO
Douglas Co.
United States 		E. Neu Towne Pkwy. / (unknown)
(39.51047, -104.78530) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
34.0931 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. East / W. 22nd St.
(40.41451, -105.13180) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
24.5519 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Monte Vista Dr. West / W. 22nd St.
(40.41449, -105.13290) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
26.3706 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		New Castle Dr. / Tabernash Dr.
(40.42599, -105.12010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.5477 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Kitchener, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Highland Rd.
(43.42294, -80.55246) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
83.2743 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Kitchener, ON
Waterloo Regional Municipality
Canada 		Ira Needles Blvd. / Highview Dr.
(43.41460, -80.55273) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
45.1131 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Fishhook pavement markings. Series of five roundabouts. ICD estimated from Google Maps linework.
Middletown, DE
New Castle Co.
United States 		Bunker Hill Rd. / Choptank Rd.
(39.45790, -75.74350) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
31.3525 		Other (At-Grade)
Single-Lane 		2007 Rural, redesigned in 2008 to better accommodate trucks and farm equipment. ICD estimated from Google Maps linework.
Quakertown, PA
Bucks Co.
United States 		Station Rd. / Old Bethlehem Pike
(40.42421, -75.33921) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.0036 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rocky Mountain Ave. / Medical Center of the Rockies South
(40.41537, -105.00150) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
40.0100 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial ICD estimated from Google Maps linework.
Loveland, CO
Larimer Co.
United States 		Rocky Mountain Ave. / Medical Center of the Rockies North
(40.41752, -105.00030) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
47.2831 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Functional Class: Arterial ICD estimated from Google Maps linework.
El Cajon, CA
San Diego Co.
United States 		Murray Ave. / W. Main St. / Blackthorne Ave. / S. Westwind Dr.
(32.79107, -116.98510) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
32.1284 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Newport, NH
Sullivan Co.
United States 		Rte 10 / Rte 11
(43.36506, -72.17355) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
30.3894 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Kittery, ME
York Co.
United States 		US 1 / Rte 236
(43.10072, -70.74415) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
91.5646 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 56th Ave. / SE Woodward St.
(45.50140, -122.60500) 		Traffic Calming Circle
Existing 		Unknown
None 		3 Approaches
0 Driveways
43.5289 		Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 58th Ave. / SE Woodward St.
(45.50140, -122.60310) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		1988 Completed 10/27/1998.
Hamburg, NY
Erie Co.
United States 		US 62 (E Main St.) / Center St.
(42.71622, -78.83438) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.6925 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Hamburg, NY
Erie Co.
United States 		US 62 (E Main St.) / Buffalo St.
(42.71581, -78.82941) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
33.3452 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Edmonton, AB
Edmonton Capital Region
Canada 		145 St. NW / 146 St. NW / 96 Ave. NW
(53.53242, -113.57270) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
26.9751 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Des Moines, IA
Polk Co.
United States 		Gannett Ave. / Rittenhouse St.
(41.52031, -93.65178) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
41.1341 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Altoona, IA
Polk Co.
United States 		10th Ave. SE / 15th St. SE
(41.63733, -93.45121) 		Other
Removed 		Unknown
Unknown 		4 Approaches
0 Driveways
18.2880 		Other (At-Grade)
Single-Lane 		2024 No splitter islands. Opened December 16, 2005. Circle replaced with a 4-way stop in 2024. https://www.altoona-iowa.com/news_detail_T2_R153.php
Boise City, OK
Cimarron Co.
United States 		US 287 / SR 325
(36.72967, -102.51310) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
94.7642 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Revere, MA
Suffolk Co.
United States 		SR 60 / Beach St.
(42.40913, -71.00166) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
81.1284 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Through movement passes through center. Signalized. Functional Class: Arterial ICD estimated from Google Maps linework.
Revere, MA
Suffolk Co.
United States 		SR 60 / SR 107
(42.42123, -71.00449) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
92.5743 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Functional Class: Arterial ICD estimated from Google Maps linework.
Lynn, MA
Essex Co.
United States 		Lynn Way / Nahant Rd.
(42.45684, -70.93676) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
124.2434 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver Regional District
Canada 		188 St. / 68 Ave.
(49.12614, -122.70170) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.7916 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver Regional District
Canada 		190 St. / 68 Ave.
(49.12626, -122.69620) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.5731 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Whitesburg, GA
Carroll Co.
United States 		SR 5 / SR 16-US 27 Alt
(33.49142, -84.91228) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
17.9286 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Roopville, GA
Carroll Co.
United States 		SR 5 / Old US 27
(33.46011, -85.12862) 		Other
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
22.9170 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Portsmouth, NH
Rockingham Co.
United States 		US 1 / US 1 Bypass / US 4
(43.07290, -70.78094) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
138.7179 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Bozeman, MT
Gallatin Co.
United States 		Cascade St. / Kimball Ave.
(45.68162, -111.09510) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
19.1915 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Bozeman, MT
Gallatin Co.
United States 		Cascade St. / Clifden Dr.
(45.68115, -111.09950) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
19.1916 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Flagstaff, AZ
Coconino Co.
United States 		Dodge Ave. / Railhead Ave.
(35.22522, -111.57000) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.0498 		Other (At-Grade)
Single-Lane 		2007 By developer. ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Rush River Dr. / Windbridge Dr.
(38.48465, -121.53360) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.7212 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Silva Ranch Way / (unknown)
(38.47686, -121.52680) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
61.7094 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Sacramento, CA
Sacramento Co.
United States 		Coleman Ranch Way / (unknown)
(38.47739, -121.52340) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
139.3127 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Edmonton, AB
Edmonton Capital Region
Canada 		101 St. NW / 118 Ave. NW / Princess Elizabeth Ave. NW
(53.57004, -113.49450) 		Other
Existing 		Unknown
Unknown 		4 Approaches
3 Driveways
77.3071 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Edmonton, AB
Edmonton Capital Region
Canada 		87 Ave. NW / 142 St. NW
(53.51936, -113.56570) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
73.1392 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Saskatoon, SK
N/A
Canada 		3rd Ave. / Spadina Crescent / Victoria St. (bridge)
(52.12299, -106.66400) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
22.7317 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Edmonton, AB
Edmonton Capital Region
Canada 		98 Ave. NW / 84 St. NW / 85 St. NW
(53.53761, -113.45620) 		Rotary
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
72.3979 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
(unincorporated), AB
Strathcona
Canada 		Sherwood Dr. / Broadmoor Blvd.
(53.51889, -113.31930) 		Rotary
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
89.4723 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Casa Grande, AZ
Pinal Co.
United States 		N. Pottebaum Ave. / E. Anna Dr.
(32.88727, -111.72700) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
24.0702 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Casa Grande, AZ
Pinal Co.
United States 		N. Pottebaum Ave. / E. Manor Dr.
(32.88863, -111.72680) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
20.0582 		Other (At-Grade)
Single-Lane 		2007 Functional Class: Local ICD estimated from Google Maps linework.
Lackawanna, NY
Erie Co.
United States 		McKinley Pkwy. / Choate Ave. / Red Jacket Pkwy.
(42.84436, -78.81496) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
138.3584 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Azusa, CA
Los Angeles Co.
United States 		The Promenade / (unknown)
(34.13805, -117.89310) 		Other
Existing 		Unknown
None 		3 Approaches
0 Driveways
34.5986 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Tallmadge, OH
Summit Co.
United States 		Howe Rd. / Northeast Ave. / N Munroe Rd.
(41.11800, -81.41503) 		Roundabout
Existing 		Unknown
Unknown 		6 Approaches
0 Driveways
52.1858 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Functional Class: Arterial ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		E Valley Mall Blvd. / S Rudkin Rd.
(46.56300, -120.47520) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.3102 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Functional Class: Arterial ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		E. Valley Mall Blvd. / I-82 EB Ramps
(46.56298, -120.47290) 		Roundabout
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
54.1971 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Yakima, WA
Yakima Co.
United States 		E. Valley Mall Blvd. / I-82 WB Ramps
(46.56298, -120.47170) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
98.5403 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2011 ICD estimated from Google Maps linework.
Nassau, New Providence
Nassau
The Bahamas 		Nassau St. / Thompson Blvd. / Poinciana Dr.
(25.06443, -77.35457) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
51.9293 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Lake Stevens, WA
Snohomish Co.
United States 		Lundeen Parkway / Soper Hill Rd.
(48.01557, -122.10010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
29.5601 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Issaquah, WA
King Co.
United States 		East Lake Sammamish Parkway / SE 43rd Way
(47.56792, -122.05500) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.6799 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Everett, WA
Snohomish Co.
United States 		13th St. / 1st Ave.
(48.00026, -122.21570) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
27.1714 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
North Auburn, CA
Placer Co.
United States 		Willow Creek / 1st St.
(38.93790, -121.10060) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.0883 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Anacortes, WA
Skagit Co.
United States 		Commercial Ave. / SR20 Spur
(48.49332, -122.61280) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
34.8256 		Other (At-Grade)
Single-Lane 		2009 ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Rd. / Hesper Rd.
(45.74060, -108.61740) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
43.3436 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Series of 8 roundabouts. Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Nassau, New Providence
Nassau
The Bahamas 		Harrold Rd. / Sir Milo Butler Hwy
(25.04628, -77.37572) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
50.8550 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Nassau, New Providence
Nassau
The Bahamas 		Harrold Rd. / Bahama Games Blvd.
(25.04516, -77.36151) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
50.8555 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Nassau, New Providence
Nassau
The Bahamas 		Harrold Rd. / Independence Dr. / Blue Hill Rd.
(25.04437, -77.35043) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
62.7582 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
Coconut Creek, FL
Broward Co.
United States 		Centura Parc / NW 36th Ave. / NW 23rd Pl. / NW 23rd St. / NW 22nd Dr.
(26.25800, -80.17292) 		Other
Existing 		Unknown
Unknown 		6 Approaches
0 Driveways
57.8387 		Other (At-Grade)
Single-Lane 		Functional Class: Local 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.
Lansing, MI
Ingham Co.
United States 		Barnes Ave. / Beal Ave.
(42.71491, -84.56174) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
15.7953 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lansing, MI
Ingham Co.
United States 		Barnes Ave. / Davis Ave.
(42.71489, -84.55698) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
18.4279 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lansing, MI
Ingham Co.
United States 		Barnes Ave. / Coleman Ave.
(42.71488, -84.55390) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
20.1829 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Lansing, MI
Ingham Co.
United States 		Beal Ave. / Sparrow Ave.
(42.71602, -84.56174) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
8.7750 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Bluefield Ave.
(40.17346, -105.06460) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
26.4648 		Other (At-Grade)
Single-Lane 		2002 Functional Class: Local ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Windflower Dr.
(40.17093, -105.06300) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.5532 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Stardance Cir.
(40.16962, -105.06120) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
22.8158 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local ICD estimated from Google Maps linework.
Longmont, CO
Boulder Co.
United States 		Deerwood Dr. / Summer Hawk Dr.
(40.17087, -105.05720) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
25.5532 		Other (At-Grade)
Single-Lane 		2003 Functional Class: Local 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.
Daingerfield, TX
Morris Co.
United States 		Webb St. / Jefferson St. / Coffey St. / Linda Dr.
(33.03180, -94.72192) 		Roundabout
Existing 		Unknown
At-grade Rail Crossing Signals/Gates (controlling circulatory roadway only) 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2008 Railroad crossing through central island. Replaced two T-intersections.
Sacramento, CA
Sacramento Co.
United States 		X St. / 48th St.
(38.55347, -121.45030) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
42.0299 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1995 ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 36th Ave. / SE Clinton St.
(45.50337, -122.62630) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
40.1792 		Other (At-Grade)
Single-Lane 		1990 Completed 6/22/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 45th Ave. / SE Clinton St.
(45.50336, -122.61610) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
87.0549 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Portland, OR
Multnomah Co.
United States 		SE 47th Ave. / SE Clinton St.
(45.50336, -122.61400) 		Traffic Calming Circle
Existing 		Unknown
None 		4 Approaches
0 Driveways
32.6456 		Other (At-Grade)
Single-Lane 		1990 Completed 4/25/1990. ICD estimated from Google Maps linework.
Pinehurst, NC
Moore Co.
United States 		US 15 / US 501 / NC 2 / NC 211
(35.20173, -79.45045) 		Rotary
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
201.0393 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		N Ridgecrest / Valley View Dr. / (parking)
(37.12601, -113.60230) 		Roundabout
Existing 		Unknown
None 		4 Approaches
0 Driveways
22.8540 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
St. George, UT
Washington Co.
United States 		(unknown) / (unknown)
(37.15329, -113.63020) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
32.3648 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Mooresville, NC
Iredell Co.
United States 		Brawley School Rd. / The Point Dr.
(35.53482, -80.92054) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
83.5834 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2001 Between 1998 and 2003 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.
Ocean Shores, WA
Grays Harbor Co.
United States 		Point Brown Ave / Chance a la Mer
(47.00745, -124.16140) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
39.9064 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		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.
Youngsville, LA
Lafayette Par.
United States 		LA 92 / Bonin Rd.
(30.10895, -92.00773) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.1614 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Youngsville, LA
Lafayette Par.
United States 		LA 92 / Chemin Metairie Pkwy.
(30.10922, -92.01561) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.2276 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Youngsville, LA
Lafayette Par.
United States 		Prescott Blvd. / Broyles Ln.
(30.10179, -92.00802) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
35.1307 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Youngsville, LA
Lafayette Par.
United States 		Copper Meadow Blvd. / Fountain View
(30.10510, -91.99648) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
49.5946 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Youngsville, LA
Lafayette Par.
United States 		LA 89 / Chemin Metairie Pkwy.
(30.08441, -91.99059) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
38.2372 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Encinitas, CA
San Diego Co.
United States 		Leucadia Blvd / Hermes Ave
(33.06482, -117.30010) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
18.0164 		Other (At-Grade)
Single-Lane 		2004 Previously controlled by two-way stop Functional Class: Collector ICD estimated from Google Maps linework.
Dumont / Cresskill, NJ
Bergen Co.
United States 		Madison Ave. / Knickerbocker Rd. (Monument)
(40.94127, -73.97681) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
74.8804 		Other (At-Grade)
Single-Lane 		Completed May 30, 1924. Nearest traffic count was conducted on Knickerbocker Road (County Route 505) about 0.5 km from the intersection. http://tcs.state.nj.us/tmsweb/Report/h2d5c913_99_hrvolume.pdf Functional Class: Local ICD estimated from Google Maps linework.
Town and Country, MO
St. Louis Co.
United States 		MO 141 SB Ramps / Woods Mill Rd.
(38.63523, -90.51449) 		Roundabout
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
38.2503 		Other (At-Grade)
Single-Lane 		2002 Previously controlled by one-way stop ICD estimated from Google Maps linework.
Seattle, WA
King Co.
United States 		21st Ave. E / E. Republican St.
(47.62320, -122.30470) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
5.6349 		Other (At-Grade)
Unknown 		2006 ICD estimated from Google Maps linework.
Seward, NE
Seward Co.
United States 		7th St. / 6th Ave. / 8th Ave.
(40.91742, -97.10029) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
37.9050 		Other (At-Grade)
Single-Lane 		Functional Class: Local ICD estimated from Google Maps linework.
Brookfield, IL
Cook Co.
United States 		Grand Blvd. / Washington St.
(41.82755, -87.85150) 		Other
Existing 		Unknown
Unknown 		8 Approaches
0 Driveways
41.8281 		Other (At-Grade)
Single-Lane 		I am a chauffuer in the Chicago area and I use this roundabout frequently when traveling from the West Suburbs to Midway Airport. Only real traffic is on Grand Blvd at this intersection but it is in a downtown shopping district in Brookfield (13 mi WSW of Functional Class: Local ICD estimated from Google Maps linework.
London, ON
Middlesex County
Canada 		Lambton Dr. / Oxford Dr.
(43.00616, -81.27515) 		Traffic Calming Circle
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
38.4291 		Other (At-Grade)
Single-Lane 		Constructed sometime in the 1970s. Functional Class: Local ICD estimated from Google Maps linework.