Roundabouts Database Index

28784 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
Superior, CO Boulder Co. United States	5th Ave. / Center Dr. (39.95764, -105.17190)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.1262	Other (At-Grade) Single-Lane	1999	Serves Costco and Target as part of 750,000 square foot shopping center. Functional Class: Local ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Arapahoe Ave. / 4th St. (40.01294, -105.29160)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Boulder, CO Boulder Co. United States	Arapahoe Ave. / 5th St. (40.01295, -105.28920)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Boulder, CO Boulder Co. United States	Balsam Ave. / 14th St. (40.02675, -105.27840)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 16.4619	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Balsam Ave. / 15th St. (40.02675, -105.27660)	Traffic Calming Circle Existing	All-Way Yield None	4 Approaches 0 Driveways 8.2310	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Evergreen Ave. / 9th St. (40.03106, -105.28560)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 16.4609	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Kings Ridge Blvd. / Edison Ave. (40.03098, -105.23950)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 23.7768	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Kings Ridge Blvd. / Franklin Dr. (40.03237, -105.23960)	Other Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4342	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Maxwell Ave. / 6th St. (40.02176, -105.28860)	Traffic Calming Circle Existing	One-Way/Two-Way Stop None	4 Approaches 0 Driveways 12.8046	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Pearl St. / 4th St. (40.01571, -105.29050)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 20.1234	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Pearl St. / Mid-Block (40.01501, -105.29390)	Traffic Calming Circle Existing	Unknown None	2 Approaches 0 Driveways 16.4647	Other (At-Grade) Single-Lane		Facilitates U-turns at west end of Pearl Street ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Pine St. / 15th St. (40.02072, -105.27670)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 16.4634	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Boulder, CO Boulder Co. United States	Pine St. / 17th St. (40.02126, -105.27410)	Traffic Calming Circle Existing	Unknown None	4 Approaches 0 Driveways 10.9755	Other (At-Grade) Single-Lane		ICD estimated from Google Maps linework.
Nederland, CO Boulder Co. United States	SH 72 / SH 119 / 2nd St. / Bridge St. (39.96261, -105.51030)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 23.8006	Other (At-Grade) Single-Lane	1995	Opened June 1995. Previously controlled by two-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Superior, CO Boulder Co. United States	Main St. / Gateway Dr. (39.95169, -105.16353)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2017	Elliptical shape.
Superior, CO Boulder Co. United States	McCaslin Blvd. / Main St. (39.95173, -105.16511)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 51.2711	Other (At-Grade) Multilane (2 Lane, unspecified)	2017	West leg stubbed for future. ICD estimated from Google Maps linework.
Quail, CO Boulder Co. United States	Boston Ave. / Junction Dr. (40.14998, -105.09200)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2017	Year Completed estimated (2016-2017).
Quail, CO Boulder Co. United States	Boston Ave. / (parking) (40.15114, -105.09285)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2006	Right-turn-only lane on north leg. Year Completed estimated (2005-2006). South leg added 2016-2017.
Quail, CO Boulder Co. United States	Boston Ave. (S. Martin St.) / (parking) (40.15350, -105.09292)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, unspecified)	2007	Oval shaped. ICD = 170 feet x 130 feet. Northbound left-turn-only lane signed but not marked on approach. Year Completed estimated (2006-2007).
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
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.
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.
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.
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.
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
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/
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.
Columbia, MO Boone Co. United States	S Scott Blvd. / Vawter School Rd. / S Brushwood Lake Rd. (38.91264, -92.40001)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 34.3846	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Durango Dr. / Flatwater Dr. (39.01682, -92.27705)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 28.7664	Other (At-Grade) Single-Lane	2007	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	MO-763 / Hwy VV / E Prathersville Rd. / N Wagon Trail Rd. (39.01622, -92.32299)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 53.8214	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	American Pkwy. / Saddlebrook Pl. (38.99086, -92.32150)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 34.3466	Other (At-Grade) Single-Lane	2006	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Blue Ridge Rd. / Caribou Dr. / N Garth Ave. (38.98316, -92.33732)	Roundabout Existing	All-Way Yield Unknown	5 Approaches 0 Driveways 26.9233	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Mexico Gravel, MO Boone Co. United States	Mexico Gravel Rd. / Vandiver Dr. / N Hinkson Creek Rd. (38.98120, -92.27995)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 41.7786	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Columbia, MO Boone Co. United States	Mexico Gravel Rd. / Ballenger Ln. (38.98530, -92.26479)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.9195	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.