Roundabouts Database Index

29443 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.

City, State County Country	Intersection (Lat, Lng)	Type Status	Control Type / Other Control Type	Approaches / Driveways / ICD (m)	Functional Class / LaneType	Year Completed	Comments
Lafayette, CO Boulder Co. United States	Roser Dr. / Crater Lake Ln. / Murphy Creek Dr. (39.99879, -105.13387)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2008-2010).
Louisville, CO Boulder Co. United States	Roser Dr. / W Hecla Dr. / Paschal Dr. (39.99411, -105.13074)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2011
Louisville, CO Boulder Co. United States	E Hecla Dr. / Snowberry Ln. (39.99167, -105.12415)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2008).
Louisville, CO Boulder Co. United States	E Hecla Dr. / Golden Eagle Way / Rose Ct. (39.99337, -105.12375)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2008).
Erie, CO Boulder Co. United States	Jasper Rd. / Lombard St. (40.05485, -105.06504)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2020-2021).
Longmont, CO Boulder Co. United States	Sundance Dr. / Galapagos Pl. (40.20011, -105.06468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Tyrrhenian Dr. (40.20202, -105.06468)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Tyrrhenian Cir. (40.19784, -105.06451)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017).
Longmont, CO Boulder Co. United States	Sundance Dr. / Twilight Dr. (40.19529, -105.06175)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2016	Initial construction without splitter islands 1999-2002. Splitter islands added 2016-2017.
Longmont, CO Boulder Co. United States	S Martin St. / Bountiful Ave. (40.14740, -105.08831)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2017
Upper Clover Basin, CO Boulder Co. United States	Mountain Dr. / Boundary Pl. (40.14560, -105.17468)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
Lower Clover Basin, CO Boulder Co. United States	Portico Ln. / Portico Pl. (40.13727, -105.17304)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on two legs.
East Side, CO Boulder Co. United States	E 21st Ave. / Alpine St. (40.19588, -105.08752)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2005).
Upper Clover Basin, CO Boulder Co. United States	Clover Basin Dr. / Eagan Way / Eagan Cir. (40.14043, -105.16769)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2014
Lafayette, CO Boulder Co. United States	Casper Dr. / Saratoga Dr. (39.98211, -105.08539)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Lafayette, CO Boulder Co. United States	Cheyenne Dr. / Saratoga Dr. (39.98066, -105.08535)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Lafayette, CO Boulder Co. United States	Casper Dr. / Cody Ct. (39.98213, -105.08776)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Erie, CO Boulder Co. United States	Erie Pkwy. / 119th St. (40.03679, -105.07454)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2008	Right-turn-only lane on south leg. Year Completed estimated (2008-2010).
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rond-Point Alain Savary (43.24610, 5.39494)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Chemin du Roy d'Espagne / Boulevard de l'Océan / Rue Floralia (43.24166, 5.39710)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Chemin du Roy d'Espagne / Rue Capitaine Jean Crosia / Allée Emmanuel Chabrier (43.23528, 5.39908)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rond-Point Robert Bouvier (43.25250, 5.42188)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rue Pierre Doize / Rue François Mauriac (43.27035, 5.42318)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Place de Saint-Tronc (43.27227, 5.42854)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Rue du Professeur Roger Luccioni / Rue André Audoli (43.27300, 5.43095)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Marseille, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Traverse Chevalier / Rue du Professeur Roger Luccioni (43.27314, 5.43143)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D4A (Avenue Jean Giono) / D44G (Avenue de Provence) / Chemin du Guéridon (43.33178, 5.48650)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D4A (Avenue Jean Giono) / D44F (43.33570, 5.47722)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D4B (Avenue du 7ème Régiment de Tirailleurs Algériens) / D44F (43.33813, 5.47424)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D4A / Avenue du Général de Gaulle (43.33943, 5.48429)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D4A / Chemin de Caguerasset / Chemin du Capitaine Guyonnet / Route du Clau (43.34948, 5.48750)	Roundabout Existing	All-Way Yield Unknown	6 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	Place Mouren (43.35605, 5.48678)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Allauch, Provence-Alpes-Côte d'Azur Bouches-du-Rhône France	D908 / Avenue Salvador Allende (43.35433, 5.48476)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Tumba, Stockholm County Botkyrka Sweden	Tumbavägen / Sedelvägen (59.20192, 17.82574)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 24.4605	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Tumba, Stockholm County Botkyrka Sweden	Tumbavägen / Munkhättevägen (59.20049, 17.82692)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 20.7923	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Rte 259 / Fittjavägen (59.25016, 17.86504)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 38.4709	Other (At-Grade) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Fittjavägen / Tegelbruksvägen / (parking lot) (59.25080, 17.86532)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.3106	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Fittjavägen / (parking lot) (59.25233, 17.86353)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 14.0440	Other (At-Grade) Single-lane w/ Traversable Central Island		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Rte 259 / Hallundavägen / E4-E20 EB Ramps (59.25142, 17.85925)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 42.1332	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Tumba, Stockholm County Botkyrka Sweden	Rte 258 / Tumbavägen / Tuna gårdsväg (59.21458, 17.82988)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.3449	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Grödinge, Stockholm County Botkyrka Sweden	Rte 258 / E20 Ramps / Sankt Botvids väg / Tumbakopplet (59.24028, 17.83454)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 76.3533	Freeway Ramps (Grade-Separated) Single-Lane		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Segersbyvägen / Kumla gårdsväg (59.23676, 17.83537)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 28.7118	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Norsborg, Stockholm County Botkyrka Sweden	Rte 259 / E18 WB Ramps / Botkyrkaladen / Fågelviksvägen (59.25263, 17.85326)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 40.2999	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)		ICD estimated from Google Maps linework.
Tullinge, Stockholm County Botkyrka Sweden	Flottiljvägen / Rullstensvägen / Kanslivägen (59.18849, 17.91650)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.6349	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Troutville, VA Botetourt Co. United States	US 11-US 220 / I-81 NB Ramps / Cloverdale Rd. Connector (37.39049, -79.90025)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 55.0369	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2017	ICD estimated from Google Maps linework.
Bossier City, LA Bossier Par. United States	W 1st St. / Spears St. (32.52108, -93.73971)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 32.2256	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Bossier City, LA Bossier Par. United States	W 1st St. / Margaritaville Way / Colquitt St. (32.52193, -93.73982)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 30.2112	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Bossier City, LA Bossier Par. United States	US 79-US 80 (E Texas St.) / Old Benton Rd. (32.52639, -93.73056)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2020	Year Completed estimated (2019-2021).
Kew, VIC Boroondara Australia	SR 21 (Princess St.) / Willsmere Rd. / Eglinton St. / Willis St. / Main Dr. (-37.79910, 145.03025)	Roundabout Existing	All-Way Yield Metering Signal	6 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Metering signal on north leg. Pedestrian signal on south leg.
Balwyn, VIC Boroondara Australia	Belmore Rd. / Union Rd. / Kalonga Rd. (-37.80424, 145.10134)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Borne, Overijssel Borne Netherlands	N743 / Deuringerweg (52.30344, 6.76110)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 54.7731	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Löttorp, Kalmar County Borgholm Sweden	Rte 136 / Löttorpsvägen (57.16442, 17.01357)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 26.5516	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Negotin, Centralna Srbija Bor District Serbia	SR 33 (Zelena Pijaca - Ulica Age Rogožinarevića) / Ulica Jovana Dinkića / Ulica Srbe Jovanovića (44.23323, 22.52986)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Columbia, MO Boone Co. United States	Rte K / S Sinclair Rd. / Old Plank Rd. (38.87078, -92.38241)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	https://abc17news.com/news/2021/08/18/sinclair-and-route-k-roundabout-now-open/
Old Hawthorne, MO Boone Co. United States	Linkside Dr. / Signature Ridge (38.93069, -92.24261)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		No splitter islands.
Lebanon, IN Boone Co. United States	W 300 N / Witt Rd. (40.08342, -86.49589)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2024	Gateway to Lilly Medicine Foundry campus.
Zionsville, IN Boone Co. United States	W Oak St. / S 800 E (39.94965, -86.31676)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2024	https://youarecurrent.com/2024/02/15/new-roundabout-opens-at-zionsville-intersection/
Zionsville, IN Boone Co. United States	S Cobblestone Dr. / Pebblepointe Pass (39.96859, -86.29088)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2004	No splitter islands on three legs.
Zionsville, IN Boone Co. United States	S Cobblestone Dr. / Pebblepointe Pass / Spring Violet Pl. (39.97367, -86.29801)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2005	No splitter islands.
Zionsville, IN Boone Co. United States	Greenthread Dr. / Iris Ln. (39.97780, -86.29320)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Zionsville, IN Boone Co. United States	Pin Oak Dr. / Shelburne Way (39.98194, -86.29485)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2003	No splitter islands.
Zionsville, IN Boone Co. United States	Aberdeen Dr. / Bradfield Rd. / Oakley Terrace (39.97226, -86.31374)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2017	No splitter islands on east and west legs.
Whitestown, IN Boone Co. United States	Madera Dr. / Maricopa Blvd. (40.00226, -86.34972)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	No splitter islands on north and south legs.
Whitestown, IN Boone Co. United States	Seabiscuit Rd. / Preakness St. (39.99047, -86.34176)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	No splitter islands.
Union, KY Boone Co. United States	Richwood Rd. / Grand National Blvd. / Triple Crown Blvd. (38.91348, -84.63578)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2022	https://www.drivingnkyprogress.org/richwoodrd
Whitestown, IN Boone Co. United States	S Main St. / Albert S White Dr. / E 400 S (39.98263, -86.34596)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2022	https://www.youtube.com/watch?v=34EKqFKijoI
Whitestown, IN Boone Co. United States	E 550 S / S 475 E (39.96035, -86.37942)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 54.8640	Other (At-Grade) Unknown	2023
Columbia, MO Boone Co. United States	Tiger Ave. / Hospital Dr. / (parking) (38.93766, -92.33084)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.columbiamissourian.com/news/higher_education/roundabout-at-tiger-avenue-and-hospital-drive-opens-to-drivers/article_fc81909a-2d89-11ee-ad36-cbd098b5227c.html
Whitestown, IN Boone Co. United States	S CR 525E / Powell Dr. (39.94263, -86.36963)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018	Year Completed estimated (2017-2018).
Ashland, MO Boone Co. United States	Innovation Blvd. / (unknown) (38.82886, -92.23865)	Other Existing	Uncontrolled Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Old Hawthorne, MO Boone Co. United States	Eutsy Ln. / (parking) (38.92977, -92.24486)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Columbia, MO Boone Co. United States	W Nifong Blvd. / Sinclair St. (38.91006, -92.37251)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.como.gov/CMS/pressreleases/view.php?id=6689&tbiframe=1
Columbia, MO Boone Co. United States	W Nifong Blvd. / S County Woods Rd. / Vawter School Rd. / S Old Mill Creek Rd. (38.91097, -92.38182)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2020	https://www.como.gov/CMS/pressreleases/view.php?id=6689&tbiframe=1
Hebron, KY Boone Co. United States	N Bend Rd. (KY 237) / Cardinal Way / Park and Ride Dr. (39.09299, -84.71405)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.0048	Other (At-Grade) Single-Lane	2009	http://local.nixle.com/alert/290390/ ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Forum Blvd. / Green Meadows Rd. (38.91311, -92.35373)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 22.3034	Other (At-Grade) Multilane (2 Lane, unspecified)	2019	https://www.youtube.com/watch?v=HiB5NQzLK9w. Completed October 2019. ICD estimated from Google Maps linework.
Union, KY Boone Co. United States	Sweet Harmony Ln. / Dawns Light (38.95298, -84.67487)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 49.2256	Other (At-Grade) Single-Lane	2007	Year Completed estimated (2006-2008). ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Hwy KK / S Scott Blvd. / (parking lot entrance) (38.88590, -92.40107)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 58.5687	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Wisteria Ln. / Crape Myrtle Dr. (38.89785, -92.38804)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 19.5196	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Cascades Dr. / Marietta Falls Ln. / Vancouver Cir. (38.87294, -92.37750)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.1055	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	New Town Ave. / Center St. (38.87357, -92.36947)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 18.5965	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Oak Forest, MO Boone Co. United States	Buttonwood Dr. / MO-163 (S Providence Rd) NB Ramps / (frontage road) (38.91363, -92.33413)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.7376	Freeway Ramps (Grade-Separated) Single-Lane	2009	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	E Green Meadows Rd. / Carter Ln. (38.91638, -92.33246)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 32.5242	Other (At-Grade) Single-Lane	2010	Bing map has this on S Providence Rd, but that's wrong, since Providence Rd is the N-S freeway just to the west. Googlemaps says Carter Ln. ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	E Southampton Dr. / State Farm Pkwy. (38.90095, -92.32656)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.6018	Other (At-Grade) Single-Lane	2008	Two approaches stubbed. ICD estimated from Google Maps linework.
Bearfield Plaza, MO Boone Co. United States	S Bearfield Rd. / Chinaberry Dr. / Old US 63 (38.91501, -92.30289)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 25.0906	Other (At-Grade) Single-Lane	2003	Year Completed estimated (1995-2003). ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Bristol Lake Dr. / Braddington Dr. (38.89246, -92.29611)	Traffic Calming Circle Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 22.3098	Other (At-Grade) Single-Lane	2006	fourth approach is now built; see Google satellite view ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Nocona Pkwy. / Kentsfield Ln. (38.89915, -92.28609)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 45.5450	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Ponderosa St. / Nocona Pkwy. / Kentsfield Ln. (38.90172, -92.28732)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 44.6139	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Ponderosa St. / Philips Farm Rd. (38.90387, -92.29025)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.8948	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Columbia Gorge Pkwy. / (unknown) (38.92607, -92.25845)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 29.7324	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Hwy WW / S Rolling Hills Rd. (38.92866, -92.25605)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2016
Columbia, MO Boone Co. United States	Hwy Z / E St Charles Rd. (38.97300, -92.20385)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 40.8550	Other (At-Grade) Single-Lane	2014	Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Rangeline Rd. / I-70 WB Ramps (38.96927, -92.32512)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 26.0000	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Clark Ln. / Ballenger Pl. (38.96325, -92.26735)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 41.7892	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Clark Ln. / E St Charles Rd. / Lakewood Dr. (38.96322, -92.25112)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 43.6465	Other (At-Grade) Single-Lane	2013	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	E St Charles Rd. / Lake of the Woods Rd. / Player Pl. (38.96324, -92.24605)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 1 Driveways 26.9308	Other (At-Grade) Single-Lane	2013	Oval shaped. ICD estimated from Google Maps linework.
Eastport, MO Boone Co. United States	Bull Run Dr. / Port Way SE (38.95769, -92.25171)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 31.5766	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Colonial Gardens, MO Boone Co. United States	Rollins Rd. / S Fairview Rd. (38.94681, -92.38090)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 12.0752	Other (At-Grade) Single-lane w/ Traversable Central Island	2013	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Rollins Rd. / (parking lot entrance) (38.94644, -92.38714)	Roundabout Existing	All-Way Yield Unknown	2 Approaches 1 Driveways 23.2217	Other (At-Grade) Single-Lane	2004	Entrance to parking lot for Bonnie View Nature Sanctuary. ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Rangeline Rd. / I-70 EB Ramps (38.96822, -92.32486)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 31.5719	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Grant Ln. / Trailside Dr. / Post Oak Dr. (38.92438, -92.39510)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 16.7249	Other (At-Grade) Single-lane w/ Traversable Central Island	1995	Year Completed estimated (1994-1995). ICD estimated from Google Maps linework.