Roundabouts Database Index

31450 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
Calgary, AB Alberta Canada	Masters Blvd. SE / Masters Ave. SE (50.89532, -113.91853)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.1456	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Masters Ave. SE / (unknown) (50.89293, -113.92034)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.6406	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Walden Dr. SE / Walden Blvd. SE / Walden Parade SE (50.86817, -114.03018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.6725	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Walden Dr. SE / Walden Common SE (50.86741, -114.02729)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.9493	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Cranston Gate SE / Cranford Way SE / Cranston Ave. (50.86847, -113.96984)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 67.0832	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	210 Ave. SE / Legacy Blvd. SE / Walgrove Dr. SE (50.86308, -114.02161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.7682	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Legacy Main St. SE / Legacy Blvd. SE (50.86087, -114.02162)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2011	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Legacy Gate SE / Legacy Main St. SE / Legacy Cir. SE (50.86087, -114.01734)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.4472	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Legacy Cir. SE / Legacy View SE (50.86086, -114.00921)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.9085	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Nolan Hill Blvd. NW / Nolan Hill Dr. NW / Nolanhurst Way NW (51.17875, -114.17040)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.7025	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Nolan Hill Dr. NW / Nolan Hill Blvd. NW (51.17149, -114.16061)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 65.1486	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Sage Hill Blvd. NW / (unknown) (51.16999, -114.14965)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.6804	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Fourth leg stubbed. ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Sage Hill Blvd. NW / Sage Hill Passage NW (51.17053, -114.14708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.4333	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Sage Hill Blvd. NW / Sage Hill Gate NW (51.17112, -114.14500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.1816	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Silverado Dr. SW / Silverado Way SW (50.88153, -114.07758)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.4019	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Sage Valley Dr. NW / Sage Berry Way NW (51.18022, -114.15696)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.6964	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Sage Valley Dr. NW / Sage Valley Rd. NW (51.17981, -114.15417)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.7019	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	80 Ave. NE / Saddlebrook Dr. NE / Taradale Dr. NE (51.12520, -113.92996)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.2305	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2005-2007). ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Fedoruk Rd. / Orban Way / Homer Cir. (52.17027, -106.55598)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4276	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Evergreen Blvd. / Kloppenburg Link / Manek Rd. (52.17075, -106.56591)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.1597	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Edergreen Blvd. / Manek Rd. / Pohorecky Crescent (52.16457, -106.56780)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.8165	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Evergreen Blvd. / Dalgleish Link / Lowe Rd. (52.16476, -106.57424)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.2230	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Saskatoon, SK Saskatchewan Canada	Victor Rd. / Hunter Rd. (52.07798, -106.60945)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.5732	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Moncton, NB Westmorland Canada	Ryan St. / Horsman Rd. / Twin Oaks Dr. (46.10370, -64.86226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.7485	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Moncton, NB Westmorland Canada	Causeway Circle [Rte 15 / Rte 106 / Rte 114 / Salisbury Rd.] (46.07408, -64.81274)	Rotary Existing	All-Way Yield None	4 Approaches 1 Driveways 164.0507	Other (At-Grade) Multilane (2 Lane, unspecified)		Railway crosses over bridges. ICD estimated from Google Maps linework.
Dieppe, NB Westmorland Canada	Melanson Rd. / Dieppe Blvd. (46.07528, -64.69420)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.6553	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Arngask Ave. / Echo Valley Dr. (48.46742, -123.51255)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.9244	Other (At-Grade) Single-Lane	2003	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Bear Mountain Pkwy. / Nicklaus Dr. / Rivers Crossing (48.47523, -123.52252)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 25.3367	Other (At-Grade) Single-Lane	2005	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Bear Mountain Pkwy. / Hedgestone Ln. / Champions Way (48.47491, -123.52815)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.5451	Other (At-Grade) Single-Lane	2005	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Evanston Dr. NW / Evansridge Dr. NW / Evansridge Link NW (51.17364, -114.12159)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.6960	Other (At-Grade) Single-Lane	2011	ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Watkiss Way / Despoilation Alley (48.46815, -123.43039)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8429	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Victoria, BC Capital Canada	Helmcken Rd. / Kingham Pl. / Vickery Rd. (48.46226, -123.43199)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.9673	Other (At-Grade) Single-Lane	2007	Year Completed estimated (before 2009). ICD estimated from Google Maps linework.
St Albert, AB Alberta Canada	Jensen Lakes Blvd. / Jubilation Dr. / Joyal Way (53.66296, -113.64301)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.0611	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Chandler, AZ Maricopa Co. United States	Continuum St. / S Ellis St. (33.27056, -111.88429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.9455	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Red Deer, AB Alberta Canada	Southbrook St. / Sisson Ave. / Sorenson Close (52.23452, -113.79619)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.7490	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011). ICD estimated from Google Maps linework.
Knoxville, TN Knox Co. United States	Cherokee Farm Way / Momentum Way (35.94427, -83.95124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8751	Other (At-Grade) Single-Lane	2012	Fourth leg stubbed. Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Oakdale, MN Washington Co. United States	Hadley Ave. N / 55th St. N / STH 36 EB Ramps (45.02605, -92.97085)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 37.1419	Freeway Ramps (Grade-Separated) Single-Lane	2019	ICD estimated from Google Maps linework.
Oakdale, MN Washington Co. United States	Hadley Ave. N / STH 36 WB Ramps (45.02758, -92.97326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 72.5936	Freeway Ramps (Grade-Separated) Single-Lane	2019	Opened to traffic October 2019. ICD estimated from Google Maps linework.
Oakdale, MN Washington Co. United States	Hadley Ave. N / 56th St. N / STH 36 North Frontage Rd. (45.02887, -92.97401)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.6078	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
Saint Paul, MN Ramsey Co. United States	Laurel Ave. / St Alban's St. (44.94493, -93.12880)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 43.1118	Other (At-Grade) Single-Lane		Park in central island. ICD estimated from Google Maps linework.
Calgary, AB Alberta Canada	Kincora Gate NW / Kincora Glen Rd. NW (51.16669, -114.14711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.9434	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
North Lima, OH Mahoning Co. United States	SR 164 (South Ave.) / SR 626 (Woodworth Rd.) / CR 28 (E Middletown Rd.) (40.95898, -80.64176)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.1159	Other (At-Grade) Single-Lane	2019	ICD estimated from Google Maps linework.
South Bend, IN St. Joseph Co. United States	Auten Rd. / Ironwood Rd. (41.74540, -86.21714)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2085	Other (At-Grade) Single-Lane	2013	Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Granger, IN St. Joseph Co. United States	Gumwood Rd. / Brick Rd. (41.73849, -86.17838)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3007	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2011-2015). ICD estimated from Google Maps linework.
Granger, IN St. Joseph Co. United States	Brick Rd. / Fir Rd. (41.73874, -86.15903)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1918	Other (At-Grade) Single-Lane	2017	https://prairievista.phmschools.org/intersection-brick-road-and-fir-road-closure. ICD estimated from Google Maps linework.
Granger, IN St. Joseph Co. United States	Gumwood Rd. / Adams Rd. (41.75302, -86.17867)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1849	Other (At-Grade) Single-Lane	2015	http://knollwoodhoa.com/category/adams-road-development/. ICD estimated from Google Maps linework.
Council Oak, IN St. Joseph Co. United States	Portage Ave. / Boland Dr. / Ribourde Dr. (41.71519, -86.28152)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.7930	Other (At-Grade) Single-Lane	2008	Replaced two offset-T intersections. ICD estimated from Google Maps linework.
Madison, IN Jefferson Co. United States	US 421 / SR 62 (E Clifty Dr.) (38.78539, -85.37201)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.6869	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	https://www.facebook.com/INDOTSoutheast/posts/madison-indthe-indiana-department-of-transportation-is-building-crossovers-for-t/875938365828212/ ICD estimated from Google Maps linework.
De Kalb, IL DeKalb Co. United States	Health Services Dr. / (unknown) / (parking lot) (41.96413, -88.72497)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.0746	Other (At-Grade) Single-Lane	2011	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Toledo, OH Lucas Co. United States	W Manhattan Blvd. / Phillips Ave. / Blanchard St. (41.68496, -83.55039)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.4889	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Fort Wayne, IN Allen Co. United States	Union Chapel Rd. / Auburn Rd. (41.20007, -85.11421)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.9452	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	https://www.in.gov/indot/3085.htm. ICD estimated from Google Maps linework.
St Albert, AB Alberta Canada	Jensen Lake Blvd. / (unknown) (53.66511, -113.63856)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.2593	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Columbus, IN Bartholomew Co. United States	US 31 / E CR 400 S (39.14378, -85.84092)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.1249	Other (At-Grade) Single-Lane	2016	https://www.in.gov/indot/3445.htm. ICD estimated from Google Maps linework.
Whitehorse, YT Yukon Canada	Hamilton Blvd. / Lobird Rd. (60.68209, -135.07161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 55.5569	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2004-2010). ICD estimated from Google Maps linework.
Kealakekua, HI Hawaii Co. United States	Halekii St. / Muli St. (19.51673, -155.92736)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 18.0113	Other (At-Grade) Single-lane w/ Traversable Central Island		Stop control on side street. ICD estimated from Google Maps linework.
Kealakekua, HI Hawaii Co. United States	Halekii St. / Mamao St. (19.51783, -155.92400)	Traffic Calming Circle Existing	One-Way/Two-Way Stop Unknown	4 Approaches 0 Driveways 22.5140	Other (At-Grade) Single-lane w/ Traversable Central Island		Stop control on side street. ICD estimated from Google Maps linework.
Joliet, IL Kendall Co. United States	Wildsprings Pkwy. / Waterbury Dr. (41.56095, -88.29127)	Traffic Calming Circle Existing	All-Way Stop None	4 Approaches 0 Driveways 18.7668	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Conway, AR Faulkner Co. United States	Van Ronkle St. / Markham St. / Chestnut St. (35.09176, -92.44000)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 17.5903	Other (At-Grade) Single-lane w/ Traversable Central Island	2019	https://conwayarkansas.gov/news/conway-arkansas-build-25th-roundabout-construction-starts-monday/. ICD estimated from Google Maps linework.
Fort Wayne, IN Allen Co. United States	E Wallen Rd. / Auburn Rd. (41.16245, -85.11852)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.2684	Other (At-Grade) Single-Lane	2015	Some confusion on the date of construction. News article (link below) says a bridge and roundabout will be constructed in 2016, yet Streetview shows the roundabout done in late 2015 with the bridge still under construction. https://www.journalgazette.net/news/local/-2-5-million-OK-d-to-fix-Auburn-Road-5788893. ICD estimated from Google Maps linework.
Benton, AR Saline Co. United States	Alcoa Rd. / (unknown) (34.59911, -92.53440)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 50.1384	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Benton, AR Saline Co. United States	Alcoa Rd. / Boone Rd. (34.59647, -92.53457)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 43.2580	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Los Angeles, CA Los Angeles Co. United States	S Fuller Ave. / Lindenhurst Ave. (34.06624, -118.35373)	Other Existing	All-Way Stop None	4 Approaches 0 Driveways 24.7343	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Pleasant Hill, IA Polk Co. United States	NE Rising Sun Dr. / NE 70 St. (41.59524, -93.46732)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.8341	Other (At-Grade) Single-Lane	2019	https://www.pleasanthilliowa.org/projects ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	Adventureland Dr. / 34th Ave. SW (41.65855, -93.50315)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.2615	Other (At-Grade) Unknown	2018	ICD estimated from Google Maps linework.
Altoona, IA Polk Co. United States	NW Tallgrass Pkwy. / Prairie Fire NW (41.65368, -93.50710)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.3407	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Ames, IA Story Co. United States	University Blvd. / Airport Rd. / Oakwood Rd. (41.99735, -93.63922)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.3798	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	Free-flow right-turn bypass lane on east leg. ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Font Blvd. / Serrano Dr. (37.71957, -122.47976)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 32.1209	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Font Blvd. / Pinto Ave. / Holloway Ave. (37.72069, -122.48105)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 32.1204	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Font Blvd. / Arballo Dr. (37.72177, -122.48231)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 35.8987	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Los Angeles, CA Los Angeles Co. United States	S Orange Grove Ave. / Colgate Ave. (34.06872, -118.35673)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 22.7549	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Frederick, MD Frederick Co. United States	Jefferson Pike (MD 180) / Mt Zion Rd. (39.38286, -77.48054)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.9250	Other (At-Grade) Single-Lane	2019	Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework.
Los Angeles, CA Los Angeles Co. United States	S Alandele Ave. / Lindenhurst Ave. (34.06623, -118.35671)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways 22.7555	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Cedar Rapids, IA Linn Co. United States	Johnson Ave. NW / Wiley Blvd. NW (41.97123, -91.72580)	Roundabout Existing	All-Way Yield Rectangular Rapid Flashing Beacon (RRFB)	4 Approaches 0 Driveways 22.1990	Other (At-Grade) Single-Lane	2018	http://www.cedar-rapids.org/local_government/departments_g_-_v/public_works/johnson_avenue_nw.php ICD estimated from Google Maps linework.
Grimes, IA Polk Co. United States	NE Beaverbrooke Blvd. / NE Heritage Dr. (41.70101, -93.78190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 57.0699	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Grimes, IA Polk Co. United States	NE Beaverbrooke Blvd. / NE Park Dr. / NE Park St. (41.70201, -93.78755)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.0184	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 100th St. / Ashton Dr. (41.67978, -93.75594)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5725	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Johnston, IA Polk Co. United States	NW 100th St. / Newport Vista Dr. (41.67795, -93.75591)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.6815	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Marion, IA Linn Co. United States	6th Ave. / 15th St. (42.03243, -91.59397)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2019	Year Completed estimated (2018-2019).
Johnston, IA Polk Co. United States	NW 70th Ave. / NW 100th St. (41.68834, -93.75589)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.8109	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Ottumwa, IA Wapello Co. United States	N Ferry St. / Richmond Ave. (41.00736, -92.43270)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 19.8280	Other (At-Grade) Unknown	2018	Opened summer 2018. https://www.google.com/maps/d/viewer?mid=12miH60MU576dGTib4lVgSXtLX2U&hl=en&gl=us&ie=UTF8&oe=UTF8&msa=0&ll=41.0083054%2C-92.43248460000001&z=17 ICD estimated from Google Maps linework.
Manhattan, KS Riley Co. United States	S Scenic Dr. / Skyway Dr. / K-18 WB Ramps (39.15547, -96.64423)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 74.0900	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2012-2013)/ ICD estimated from Google Maps linework.
Laramie, WY Albany Co. United States	N 22nd St. / Cumulus Dr. (41.33367, -105.56710)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4910	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2015-2016). ICD estimated from Google Maps linework.
Loveland, CO Larimer Co. United States	Rossum Dr. / Mariana Hills Cir. / Mariana Ridge Ct. (40.40225, -105.14134)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017
Loveland, CO Larimer Co. United States	Rossum Dr. / Cedar Valley Dr. / St. Andrews Dr. (40.40005, -105.14791)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 20.0096	Other (At-Grade) Single-Lane		No splitter islands. Completed before 1999. ICD estimated from Google Maps linework.
Spokane, WA Spokane Co. United States	S Cook St. / E 42nd Ave. (47.61546, -117.37397)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2004
Spokane, WA Spokane Co. United States	US 2 / S Deer Heights Rd. (47.64308, -117.55018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.5075	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	Developer mitigation project - October 2019. ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Grijalva Dr. / Gonzalez Dr. (37.71638, -122.47919)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 21.7298	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Bucareli Dr. / Gonzalez Dr. (37.71695, -122.48001)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 18.8953	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
San Francisco, CA San Francisco Co. United States	Font Blvd. / Gonzalez Dr. (37.71679, -122.47592)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 30.2325	Other (At-Grade) Single-Lane	1950	ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Forest Park Blvd. / N Oxnard Blvd. (34.24458, -119.17711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.4023	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of three roundabouts. ICD estimated from Google Maps linework.
Oxnard, CA Ventura Co. United States	Forest Park Blvd. / Moonlight Park Ave. (34.24280, -119.17467)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 44.4287	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Series of three roundabouts. ICD estimated from Google Maps linework.
South Bank, CA Ventura Co. United States	Wagon Wheel Rd. / Saddle Ave. / Winchester Ave. (34.23667, -119.18264)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.5077	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
South Bank, CA Ventura Co. United States	Wagon Wheel Rd. / Cactus Dr. (34.23892, -119.18429)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5319	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Augusta, GA Richmond Co. United States	Wheeler Rd. / Aumond Rd. (33.48981, -82.05141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 23.9052	Other (At-Grade) Single-Lane	2019	https://www.wjbf.com/news/out-there-somewhere/out-there-somewhere-wrong-way-a-roundabout/ ICD estimated from Google Maps linework.
Spokane, WA Spokane Co. United States	W Woodside Ave. / N F St. (47.72087, -117.45875)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2017
Spokane, WA Spokane Co. United States	W Woodside Dr. / W Dell Dr. (47.72059, -117.45289)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 78.7411	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Boise, ID Ada Co. United States	Fort St. / Robbins Rd. / N 3rd St. (43.61644, -116.19328)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.8572	Other (At-Grade) Single-Lane	2019	https://www.cityofboise.org/departments/planning-and-development-services/robbins-roundabout/ ICD estimated from Google Maps linework.
Mount Vernon, OH Knox Co. United States	Public Square (Main St. / High St.) (40.39362, -82.48543)	Other Existing	All-Way Yield None	4 Approaches 4 Driveways 88.2325	Other (At-Grade) Single-Lane	1876	The intersection at Public Square was platted in 1805 but converted to its current configuration in the mid-1890's following the construction of the Soldiers' Monument. Parking along circulatory roadway, pedestrian access to central island. https://www.historicknoxohio.org/index.php/historical-districts/mount-vernon-districts/8-downtown-district/34-public-square. ICD estimated from Google Maps linework.
Buford, GA Hall Co. United States	GA 347 (Lanier Islands Pkwy.) / Big Creek Rd. / New Bethany Rd. (34.15965, -83.99338)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.5077	Other (At-Grade) Single-Lane	2019	https://www.gainesvilletimes.com/news/more-roundabouts-coming-hall-county-why-officials-them/ ICD estimated from Google Maps linework.
Tillsonburg, ON Oxford Canada	Vienna Rd. (Hwy 19) / Talbot Rd. (Hwy 3) (42.84913, -80.72222)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.5272	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2013-2016). ICD estimated from Google Maps linework.