Roundabouts Database

29411 Results

Search by location, intersection, and comments with the Quick Search below. You can search all other attributes by clicking Advanced Search. Sort results by clicking the headers of any column. Click the Intersection name for a details and aerial view. Search results pages can be bookmarked. Results can be exported to KML for viewing in Google Earth.


Search Advanced Search Export as KML
City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
Gatineau, QC
Outaouais Region
Canada 		Rte. 148 / Rue des Laurentides
(45.52187, -75.49563) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
23.4301 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Val d'Or, QC
Abitibi-Témiscamingue Region
Canada 		Blvd. Tetrault / Ave. 3e
(48.09992, -77.76900) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
41.4759 		Other (At-Grade)
Unknown 		2003 ICD estimated from Google Maps linework.
Val d'Or, QC
Abitibi-Témiscamingue Region
Canada 		Blvd. Tetrault / Blvd. Industriel
(48.11255, -77.78258) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
39.8708 		Other (At-Grade)
Unknown 		2003 ICD estimated from Google Maps linework.
Val d'Or, QC
Abitibi-Témiscamingue Region
Canada 		Blvd. Tetrault / Ch. Sullivan
(48.11272, -77.82042) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
43.8578 		Other (At-Grade)
Unknown 		2003 ICD estimated from Google Maps linework.
Val d'Or, QC
Abitibi-Témiscamingue Region
Canada 		Blvd. Tetrault / Rue de l'Hydro
(48.11267, -77.79543) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
38.2759 		Other (At-Grade)
Unknown 		2003 ICD estimated from Google Maps linework.
Amos, QC
Abitibi-Témiscamingue Region
Canada 		Rue de l'Aeroport / Rue 4e Est
(48.56009, -78.10670) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
37.9415 		Other (At-Grade)
Unknown 		2005 ICD estimated from Google Maps linework.
Amos, QC
Abitibi-Témiscamingue Region
Canada 		Rue de l'Aeroport / Rue Principale
(48.56037, -78.11145) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
52.1692 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Quebec, QC
Capitale-Nationale Region
Canada 		Boulevard de la Morille / Boulevard Robert Bourassa
(46.83900, -71.31117) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.7642 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Oromocto, NB
Sunbury
Canada 		Restigouche Rd. / Miramichi Rd.
(45.83573, -66.48306) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
64.9046 		Other (At-Grade)
Single-Lane 		2002 ICD estimated from Google Maps linework.
Oromocto, NB
Sunbury
Canada 		Miramichi Rd. / Commerce Dr.
(45.83286, -66.48817) 		Roundabout
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
56.5864 		Other (At-Grade)
Unknown 		2003 ICD estimated from Google Maps linework.
Miramichi, NB
Northumberland
Canada 		Rte 8 Bypass / Rte 430
(47.00483, -65.59289) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2006
Lee's Summit, MO
Jackson Co.
United States 		SW Longview Blvd. / SW Fascination Dr.
(38.91153, -94.44954) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6077 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Lee's Summit, MO
Jackson Co.
United States 		SW Longview Blvd. / SW Keesler Dr.
(38.90892, -94.44749) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6093 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Lee's Summit, MO
Jackson Co.
United States 		SW Longview Blvd. / SW Longview Rd. / SW Redbuck Cir.
(38.90582, -94.44718) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1878 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 ICD estimated from Google Maps linework.
Lee's Summit, MO
Jackson Co.
United States 		Bridlewood Dr. / Lewis Dr.
(38.91375, -94.44021) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2007
Lee's Summit, MO
Jackson Co.
United States 		Lake City Rd. / 7th Hwy
(39.10414, -94.28173) 		Rotary
Existing 		Unknown
Unknown 		0 Approaches
0 Driveways
140.8736 		Other (At-Grade)
Unknown 		ICD estimated from Google Maps linework.
Burnaby, BC
Greater Vancouver Regional District
Canada 		East Campus Rd. / University Dr. E
(49.27628, -122.90450) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
40.0000 		Other (At-Grade)
Single-Lane 		2003 On the Simon Fraser University campus. Year Completed estimated (2002-2004).
(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.
Calgary, AB
Calgary Region
Canada 		Springbank Blvd. / Spring Mews
(51.01849, -114.19630) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		1998
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.
Yorkton, SK
N/A
Canada 		Bradbrooke Dr. / Gladstone Ave. / King St. / Winchester St.
(51.20293, -102.47442) 		Roundabout
Existing 		All-Way Yield
Other 		0 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2007 At-grade rail crossing on east leg (crossbucks only, no active devices). Year Completed estimated (2004-2009).
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.
Camrose, AB
Central Alberta
Canada 		Valleyview Dr. / 28 Ave.
(52.99531, -112.83900) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.5045 		Other (At-Grade)
Single-Lane 		2005 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.
Camrose, AB
Central Alberta
Canada 		73 St. / 45 Ave.
(53.01372, -112.86572) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.0000 		Other (At-Grade)
Single-Lane 		2005 No splitter islands.
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.
Calgary, AB
Calgary Region
Canada 		Springbank Blvd. / Springbank Dr.
(51.01912, -114.20230) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.0000 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2005).
North Saanich, BC
Capital Regional District
Canada 		Willington Rd. / E. Saanich Rd.
(48.63520, -123.42030) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.9387 		Other (At-Grade)
Single-Lane 		2005 http://www.icbc.com/road_safety/pdf/vancouver%20island/north%20saanich.pdf ICD estimated from Google Maps linework.
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Lakes Rd. / Beverley Rd.
(48.78476, -123.68480) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
29.9034 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Chemainus Rd. / Henry Rd.
(48.91472, -123.71340) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.8258 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Tzouhalem Rd. / Maple Bay Rd.
(48.78071, -123.67160) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.1188 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
North Cowichan, BC
Cowichan Valley Regional District
Canada 		Sherman Rd. / Cowichan Lake Rd.
(48.79214, -123.73620) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
31.4726 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Delta, BC
Metro Vancouver
Canada 		82nd Ave. / 116th St.
(49.15220, -122.90150) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0911 		Other (At-Grade)
Unknown 		2005 ICD estimated from Google Maps linework.
Kelowna, BC
Central Okanogan
Canada 		Burtch Rd. / Byrns Rd.
(49.87102, -119.46580) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.1717 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Kelowna, BC
Central Okanogan
Canada 		Swamp Rd. / Casorso Rd.
(49.84534, -119.46640) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
23.1050 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Kelowna, BC
Central Okanogan
Canada 		Benvoulin Rd. / Casorso Rd.
(49.84882, -119.46910) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.1952 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Surrey, BC
Greater Vancouver Regional District
Canada 		King George Hwy / 14th St. (Ave.?)
(49.02746, -122.77110) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
29.7585 		Other (At-Grade)
Single-Lane 		2007 http://www.icbc.com/road_safety/road_improve_pu/surrey.asp ICD estimated from Google Maps linework.
Topeka, KS
Shawnee Co.
United States 		SW 21st St. / Urish Rd.
(39.02899, -95.78088) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.1005 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Completed November 2008. ICD estimated from Google Maps linework.
Allen, TX
Collin Co.
United States 		N Allen Dr. / St. Mary Dr.
(33.10674, -96.67113) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2006 .
Denton, TX
Denton Co.
United States 		Wheeler Ridge Dr. / Breton Dr.
(33.15462, -97.10275) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
54.8630 		Other (At-Grade)
Single-Lane 		2005 .
Rowlett, TX
Dallas Co.
United States 		Main St. / Coyle St. / Skyline Dr.
(32.90316, -96.56289) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006 .
Great Neck, NY
Nassau Co.
United States 		Barstow Rd. / South Station Pl.
(40.78735, -73.72462) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.6068 		Other (At-Grade)
Single-Lane 		2003 High pedestrian activitiy associated with commuter rail station below the roundabout. ICD estimated from Google Maps linework.
Pemberton, BC
Pemberton Valley
Canada 		Portage Rd. / Aspen Blvd.
(50.32201, -122.80508) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signal/Beacon 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane
Vancouver, BC
Greater Vancouver Regional District
Canada 		16th Ave. / Westbrook Mall
(49.25575, -123.23630) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.0940 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 On campus of University of British Columbia. Functional Class: Arterial 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.
Lawrence, KS
Douglas Co.
United States 		E. 17th St. / New Hampshire St.
(38.95364, -95.23475) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.0029 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (fuzzy aerial photos). ICD estimated from Google Maps linework.
Rio Puerco, NM
Bernalillo Co.
United States 		Central Ave. / I-40 EB Ramps
(35.03048, -106.94750) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
68.4580 		Freeway Ramps (Grade-Separated)
Single-Lane 		2008 Owned by New Mexico DOT. Previously controlled by stop control ICD estimated from Google Maps linework.
Forest Hill, MD
Harford Co.
United States 		MD 23 / Commerce Rd.
(39.57390, -76.37067) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2008 On August 9, 2008 a new roundabout opened on Maryland Route 23 and an extended Commerce Drive in Forest Hill (Harford County), Maryland. It was built by a private developer to improve access to the Forest Hill Industrial Park by using Route 23, a limited access highway, rather than the current access road to Commerce Drive, Jarrettsville Road, which is primarily a residential route.
Cabazon, CA
Riverside Co.
United States 		Apache Trl. / I-10 EB Ramps
(33.92071, -116.80680) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		3 Approaches
0 Driveways
54.5087 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2008 Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html. Railroad in close proximity. ICD estimated from Google Maps linework.
Cabazon, CA
Riverside Co.
United States 		Apache Trl. / Thunder Rd. / Seminole Dr. / I-10 WB Ramps
(33.92192, -116.80610) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
79.2480 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, 2x2 max) 		2008 Opened July 11, 2008. http://www.pe.com/localnews/rivcounty/stories/PE_News_Local_S_circle21.46d763e.html.
Pearl City, HI
Oahu Co.
United States 		Kuahaka St. / Kalauipo St.
(21.41052, -157.96720) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
24.4619 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Pearl City, HI
Oahu Co.
United States 		Kuahaka St. / Kaweloka St.
(21.40495, -157.97320) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
17.7912 		Other (At-Grade)
Single-Lane 		2003 ICD estimated from Google Maps linework.
Kailua, HI
Oahu Co.
United States 		Ulupuni St. / Uluhala St.
(21.37803, -157.75590) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.5702 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Pukalani, HI
Maui Co.
United States 		Kupaoa St. / Ohiaku St.
(20.82094, -156.33001) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane 		2005
Lihue, HI
Kauai Co.
United States 		Pikake St. / Kauila St. / Makaa St.
(21.96538, -159.37974) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2006
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.
West Fargo, ND
Cass Co.
United States 		CR 17 / 52nd Ave S.
(46.80409, -96.90268) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
46.5982 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Neenah, WI
Winnebago Co.
United States 		Co. Hwy. PP / Jacobsen Rd. / American Dr.
(44.21429, -88.47825) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.8167 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
San Diego, CA
San Diego Co.
United States 		Sea Ridge Dr. / Chelsea St.
(32.80875, -117.26520) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0801 		Other (At-Grade)
Single-Lane 		2007 Marginal roundabout. No splitter islands. ICD estimated from Google Maps linework.
West Haven, CT
New Haven Co.
United States 		Rte 162 (Jones Hill Rd.) / SR 705 (Ocean Avenue)
(41.23624, -72.98605) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
27.8421 		Other (At-Grade)
Single-Lane 		2007 Opened fall 2007. Connecticut DOT project. Previously controlled by one-way stop ICD estimated from Google Maps linework.
Clackamas, OR
Clackamas Co.
United States 		SE 172nd Ave. / SE Creekwood Rd.
(45.41880, -122.48550) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5928 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Creekwood Rd. is new roadway; SE 172nd Avenue is existing. ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		King Ave. / Olympic Blvd.
(45.75507, -108.61360) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.1658 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Near Kohl's retail shopping center. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Meridian, ID
Ada Co.
United States 		Pine St. / Webb Rd.
(43.61220, -116.36840) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.9126 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Burnside, AZ
Apache Co.
United States 		US 191 / AZ 264
(35.75473, -109.62710) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2009 Right-turn bypass lane. Elliptical shaped. ICE = 180 ft x 160 ft.
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.
Howard, WI
Brown Co.
United States 		Riverdale Dr. (CTH J) / CTH RK
(44.54785, -88.10120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.4509 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Flagstaff, AZ
Coconino Co.
United States 		Pine Cliff Dr. / Gemini Dr.
(35.20808, -111.63541) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2008 By developer.
Flagstaff, AZ
Coconino Co.
United States 		S Woody Mountain Rd. / W Presidio Dr.
(35.18308, -111.69266) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2007).
Billings, MT
Yellowstone Co.
United States 		King Ave. / St. Vincent Way
(45.75520, -108.62260) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.9990 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2009 Previously controlled by two-way stop Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Bozeman, MT
Gallatin Co.
United States 		Baxter Ln. / Ferguson Ave.
(45.70024, -111.09310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2003
Bozeman, MT
Gallatin Co.
United States 		Laurel Pkwy. / Annie St.
(45.68916, -111.11383) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003
Bozeman, MT
Gallatin Co.
United States 		Laurel Pkwy. / Glenellen Dr. / Sherwood Way
(45.69050, -111.11401) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2003
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.
Kalispell, MT
Flathead Co.
United States 		(shopping center entrance) / (parking lot)
(48.23521, -114.33170) 		Other
Existing 		Uncontrolled
Unknown 		0 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2005
Bloomington, IN
Monroe Co.
United States 		W Tapp Rd. / S Adams St.
(39.13650, -86.55431) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
31.4967 		Other (At-Grade)
Single-Lane 		2008 No truck apron and wide circulatory roadway. ICD estimated from Google Maps linework.
West Lafayette, IN
Tippicanoe Co.
United States 		McClure Ave. / Win Hentschel Blvd.
(40.46592, -86.92810) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
59.0613 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 136th St. / Ditch Rd.
(39.98478, -86.18355) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.2650 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Ditch Rd.
(39.99198, -86.18353) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6006 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Carmel, IN
Hamilton Co.
United States 		W. 141st St. / Springmill Rd.
(39.99215, -86.16481) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.5156 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Valparaiso, IN
Porter Co.
United States 		Laporte Ave. / Sturdy Rd.
(41.46645, -87.03669) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2008 Right-turn-only lanes on west, east, and south legs.
Kokomo, IN
Howard Co.
United States 		Center Rd. / Webster St.
(40.43313, -86.13661) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
39.9995 		Other (At-Grade)
Single-Lane 		2006 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.
(unincorporated), IA
Blackhawk Co.
United States 		Independence Ave. (IA 281) / Raymond Rd. (V49)
(42.49790, -92.21953) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.7456 		Other (At-Grade)
Single-Lane 		2008 Opened Octboer 29, 2008. First roundabout in Iowa with 55mph approaches. Previously controlled by two-way stop ICD estimated from Google Maps linework.
Cedar Falls, IA
Blackhawk Co.
United States 		Cedar Heights Dr. / Viking Rd.
(42.48899, -92.41638) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Single-Lane 		2007 Right-turn-only lane on west leg. Intersection relocated from T-intersection to the south. Opened November 2007.
Clive, IA
Dallas Co.
United States 		NW 156th St. / Boston Pkwy.
(41.62066, -93.83356) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.7487 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Clive, IA
Dallas Co.
United States 		Berkshire Pkwy. / Sheridan Ave.
(41.61697, -93.84561) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.5370 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clive, IA
Dallas Co.
United States 		Berkshire Pkwy. / Boston Pkwy.
(41.62153, -93.84657) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3558 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		E. 9th St. / Quarry Rd.
(41.68176, -91.55988) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5714 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Opened August 15, 2006. ICD estimated from Google Maps linework.
Coralville, IA
Johnson Co.
United States 		Holiday Rd. / Corridor Way
(41.69709, -91.60332) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.3202 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Ottumwa, IA
Wapello Co.
United States 		US 34 / US 63
(41.00102, -92.40453) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.3638 		Other (At-Grade)
Single-Lane 		2006 Opened November 2006. Right turn bypass lanes on all approaches. ICD estimated from Google Maps linework.
Urbandale, IA
Dallas Co.
United States 		142nd St. / Douglas Pkwy.
(41.62940, -93.80899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.6355 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Billings, MT
Yellowstone Co.
United States 		Shiloh Crossing Blvd. / Olympic Blvd.
(45.75216, -108.61570) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
34.1677 		Other (At-Grade)
Single-Lane 		2009 Functional Class: Local ICD estimated from Google Maps linework.
West Des Moines, IA
Dallas Co.
United States 		Wistful Vista Dr. / S. 79th St.
(41.56572, -93.81668) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.6372 		Other (At-Grade)
Single-Lane 		1999 ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / Odell Cir. (north)
(28.89448, -81.96899) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
51.2367 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 ICD estimated from Google Maps linework.
The Villages, FL
Sumter Co.
United States 		Morse Blvd. / Bonita Blvd.
(28.87963, -81.96627) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2006