Roundabouts Database Index

28784 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
Wildwood, MO St. Louis Co. United States	MO 109 / MO 100 WB Ramps / Windsor Meadow Blvd. (38.58501, -90.64241)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.2771	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2014	ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	MO 109 / Pond Grover Loop Rd. (38.59084, -90.64046)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.6729	Other (At-Grade) Multilane (2 Lane, unspecified)	2014	Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	Manchester Rd. / Village Hills Pkwy. / Taylor Rd. (38.57818, -90.62749)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.4797	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2003). ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	Old Fairway Dr. / Waterside Dr. (38.57311, -90.62062)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.8135	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	Old Fairway Dr. / Elderberry Ln. (38.57910, -90.61965)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 28.0099	Other (At-Grade) Single-Lane	2004	ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	Old Fairway Dr. / Roaring Fork Dr. / (school access) (38.56734, -90.61948)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 26.1469	Other (At-Grade) Single-Lane	2005	ICD estimated from Google Maps linework.
Wildwood, MO St. Louis Co. United States	Old Fairway Dr. / Nantucket Island Dr. (38.56696, -90.61728)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 16.8088	Other (At-Grade) Single-Lane	2014	ICD estimated from Google Maps linework.
Mixco, Guatemala Mixco Guatemala	(unknown) (14.64871, -90.60538)	Other Existing	Unknown Unknown	6 Approaches 0 Driveways	Other (At-Grade) Unknown		Parking along circulatory roadway.
Mixco, Guatemala Mixco Guatemala	(unknown) (14.64746, -90.60516)	Other Existing	Unknown Unknown	6 Approaches 0 Driveways	Other (At-Grade) Unknown		Parking along circulatory roadway.
St Peters, MO St. Charles Co. United States	Executive Centre Pkwy. / Jungermann Cir. (38.79655, -90.58169)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2015	Two circulating lanes throughout even though side street has only one entering lane. Year Completed estimated (2014-2015).
St Peters, MO St. Charles Co. United States	Jungermann Cir. / Wellness Dr. (38.79591, -90.57980)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 42.6720	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2015).
Guatemala City, Guatemala Guatemala Guatemala	27 Avenida / (unknown) (14.62179, -90.56131)	Other Existing	Other Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x1 max)		Circulating traffic yields to entering traffic on east leg.
Guatemala City, Guatemala Guatemala Guatemala	Anillo Periférico / (unknown) (14.62255, -90.56021)	Other Existing	All-Way Stop Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)
Guatemala City, Guatemala Guatemala Guatemala	Anillo Periférico / (parking) (14.62429, -90.55778)	Other Existing	Other Unknown	2 Approaches 2 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Circulating traffic yields to entering traffic.
Chesterfield, MO St. Louis Co. United States	Schoettler Valley Dr. / Highcroft Dr. (38.64415, -90.55331)	Other Removed	Unknown Unknown	4 Approaches 0 Driveways 17.7235	Other (At-Grade) Single-Lane	1999	Temporary roundabout installed in Fall 1999. Removed September 25, 2000 due to negative public opinion. Intersection returned to AWSC. Functional Class: Local ICD estimated from Google Maps linework.
Chesterfield, MO St. Louis Co. United States	Faust Park / (parking) (38.66416, -90.54198)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Chesterfield, MO St. Louis Co. United States	Nooning Tree Dr. / Brightfield Manor Dr. (38.66192, -90.53998)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1996-2002).
Davenport, IA Scott Co. United States	Jersey Ridge Rd. / E 67th St. (Veterans Memorial Pkwy.) (41.58937, -90.53928)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.3036	Other (At-Grade) Multilane (2 Lane, unspecified)	2018	ICD estimated from Google Maps linework.
Bonne Terre, MO St. Francois Co. United States	Old Orchard Rd. / Raider Rd. / US 67 SB Ramps (37.91037, -90.53216)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Freeway Ramps (Grade-Separated) Single-Lane	2008	Elliptical shaped. ICD = 155 ft x 145 ft. Year Completed estimated (2007-2009).
Bonne Terre, MO St. Francois Co. United States	Old Orchard Rd. / US 67 NB Ramps (37.91294, -90.53029)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.3400	Freeway Ramps (Grade-Separated) Single-Lane	2008	Year Completed estimated (2007-2009).
Guatemala City, Guatemala Guatemala Guatemala	18 Calle / 15 Avenida (14.57975, -90.52453)	Other Existing	All-Way Stop Unknown	3 Approaches 0 Driveways	Other (At-Grade) Unknown
Park Hills, MO St. Francois Co. United States	Science St. / High St. / Rebel Dr. (37.84763, -90.52203)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2008	Year Completed estimated (2007-2008).
Guatemala City, Guatemala Guatemala Guatemala	Rotonda Plazuela España (14.60136, -90.51891)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Town and Country, MO St. Louis Co. United States	MO 141 SB Ramps / Woods Mill Rd. (38.63523, -90.51449)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 38.2503	Other (At-Grade) Single-Lane	2002	Previously controlled by one-way stop ICD estimated from Google Maps linework.
Guatemala City, Guatemala Guatemala Guatemala	Avenida La Reforma / 10A Avenida / Ruta 6 (14.61534, -90.51392)	Unknown Existing	Unknown Unknown	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
St Charles, MO St. Charles Co. United States	Boones Lick Rd. / N Outer Rd. / St Charles Ave. (38.77702, -90.50897)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2007
Chesterfield, MO St. Louis Co. United States	River Valley Dr. / River Bend Dr. (38.68602, -90.50327)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2003	Year Completed estimated (2002-2003).
St Charles, MO St. Charles Co. United States	Veterans Memorial Pkwy. / Fairgrounds Rd. (38.76989, -90.50100)	Roundabout Unknown	All-Way Yield None	4 Approaches 0 Driveways 42.6717	Other (At-Grade) Multilane (2 Lane, 2x2 max)	2017	Merging right-turn bypass lane on north leg.
Valley Park, MO St. Louis Co. United States	Outer Rd. W / I-44 WB Ramp (38.53947, -90.49870)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.3013	Freeway Ramps (Grade-Separated) Single-Lane	2016	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Valley Park, MO St. Louis Co. United States	Meramec St. / N Highway Dr. (38.54078, -90.49276)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 32.6957	Other (At-Grade) Single-Lane	2017	At-grade railroad crossing on east leg. ICD estimated from Google Maps linework.
St Charles, MO St. Charles Co. United States	Charlestowne Village Dr. / Keelboat Cross Station (38.82680, -90.49034)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2006
Platteville, WI Grant Co. United States	Chestnut St. / Markee Ave. (42.72607, -90.48517)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 38.6039	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
Maryland Heights, MO St. Louis Co. United States	Casino Center Dr. / (casino parking) (38.75175, -90.47969)	Other Existing	All-Way Yield None	3 Approaches 0 Driveways 39.1195	Other (At-Grade) Multilane (2 Lane, unspecified)	1999	Yield on circulatory roadway. Year Completed estimated (1996-2002) ICD estimated from Google Maps linework.
St Charles, MO St. Charles Co. United States	Tecumseh St. / N 3rd St. (38.79739, -90.47611)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.0037	Other (At-Grade) Single-Lane	2010	Merging right-turn bypass lane on east leg.
Platteville, WI Grant Co. United States	N Water St. / E Madison St. (42.74037, -90.46891)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.3320	Other (At-Grade) Single-Lane	2012	ICD estimated from Google Maps linework.
Poplar Bluff, MO Butler Co. United States	Highway PP / Township Line Rd. (36.76733, -90.46486)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.2440	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2015-2016).
Bettendorf, IA Scott Co. United States	53rd Ave. / Middle Rd. (41.57538, -90.46408)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.5252	Other (At-Grade) Single-Lane	2002	Right turn bypass lanes striped within roundabout. Construction cost ~$865,000. Information from website: http://www.bettendorf.lib.ia.us/publicworks/roundabout.html ICD estimated from Google Maps linework.
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Championship Dr. (41.59001, -90.46287)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2023	https://forestgrovedrive.com/ (first one in the video)
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Middle Rd. (41.59010, -90.45966)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2023	https://www.ourquadcities.com/news/local-news/new-bettendorf-roundabout-opens-oct-18/ (video of partially complete roundabout here (it's the middle one) https://forestgrovedrive.com/ )
Hammond, LA Tangipahoa Par. United States	Veterans Ave. / W Club Deluxe Ave. (30.47557, -90.45719)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.2904	Other (At-Grade) Multilane (2 Lane, unspecified)	2015	ICD estimated from Google Maps linework.
Hammond, LA Tangipahoa Par. United States	Veterans Ave. / I-12 EB Ramps (30.47831, -90.45712)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 49.4063	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Hammond, LA Tangipahoa Par. United States	Veterans Ave. / I-12 WB Ramps (30.47969, -90.45704)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 51.4642	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Bettendorf, IA Scott Co. United States	Forest Grove Dr. / Competition Dr. (41.59010, -90.45635)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2023	https://forestgrovedrive.com/ (third one in the video)
Imperial, MO Jefferson Co. United States	Amberleigh Pkwy. / Amber Meadows Dr. / Amber View Dr. (38.40708, -90.44771)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Pedestrian access to central island.
Festus, MO Jefferson Co. United States	Victoria Falls Dr. / Niagara Falls Ct. (38.22449, -90.44699)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands on three legs.
(unincorporated), MO Jefferson Co. United States	13th St. / Winding Bluffs Dr. (38.48406, -90.44573)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7865	Other (At-Grade) Single-Lane	2016	Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Herculaneum, MO Jefferson Co. United States	Stone Water Dr. (38.26044, -90.42469)	Other Existing	Unknown Unknown	2 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane
St Louis, MO St. Louis Co. United States	N Forty Dr. / I-64-US 40 WB Ramps (38.63631, -90.41822)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 50.3777	Freeway Ramps (Grade-Separated) Single-Lane	2009	Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
St Louis, MO St. Louis Co. United States	S Forty Rd. / I-64-US 40 EB Ramps (38.63496, -90.41724)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 48.5127	Freeway Ramps (Grade-Separated) Single-Lane	2009	Frontage road connection replaced direct connection to S Spoede Rd. ICD estimated from Google Maps linework.
Hammond, LA Tangipahoa Par. United States	S Airport Rd. / Old Covington Hwy. (30.49397, -90.41505)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 36.0196	Other (At-Grade) Single-Lane	2010	ICD estimated from Google Maps linework.
St Louis, MO St. Louis Co. United States	Willow Village Pkwy. / Beckham Ridge Ct. / Willowbrooke Manors Ct. / Kennabrooke Ct. (38.68853, -90.41193)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014	One-stage unmarked pedestrian crossings.
Herculaneum, MO Jefferson Co. United States	McNutt St. / Providence Way (38.25522, -90.40498)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 76.2000	Other (At-Grade) Multilane (2 Lane, 2x1 max)	2019	Ellipitcal shaped. ICD = 250 ft x 230 ft. Year Completed estimated (2018-2020).
Arnold, MO Jefferson Co. United States	Astra Way / Missouri State Rd. (38.44301, -90.40168)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1589	Other (At-Grade) Single-Lane	2012	Located approximately 220 feet from traffic signal. https://patch.com/missouri/fenton-highridge/new-traffic-roundabout-to-be-built-on-hwy-141-between4fb74fd68b . ICD estimated from Google Maps linework.
Barnhart, MO Jefferson Co. United States	Metropolitan Blvd. / Marriott Ln. / (unknown) / I-55 SB On-ramp (38.34633, -90.39727)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.5939	Freeway Ramps (Grade-Separated) Single-Lane	2010	Year Completed estimated (2010-2011). ICD estimated from Google Maps linework.
Le Claire, IA Scott Co. United States	Wisconsin St. / 35th St. SW / (parking) (41.59770, -90.39139)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 45.7200	Other (At-Grade) Single-Lane	2022	Replaced offset T intersections. https://www.leclaireiowa.gov/340/Wisconsin-Street-and-35th-Street-Reconst
Marmaduke, AR Greene Co. United States	US 49 (S 3rd St.) / SR 34 (36.18693, -90.38488)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Year Completed estimated (2022-2023). November 2022: https://www.youtube.com/watch?v=LurUNtZaU7w May 2023: https://www.youtube.com/watch?v=Kmntt4a_kvI
Clinton, MS Hinds Co. United States	Bruenburg Pkwy. / Cowles Creek Rd. / Bellemeade Trace (32.33733, -90.35144)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Concord, MO St. Louis Co. United States	Richmond Cavalry Dr. / Vicksburg Siege Ct. (38.54358, -90.35063)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2014
Medford, WI Taylor Co. United States	STH 13 / Allman St. (45.14894, -90.33466)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.8545	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened October 2011. ICD estimated from Google Maps linework.
Medford, WI Taylor Co. United States	STH 13 / Ann's Way (45.15473, -90.33393)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 53.9030	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Opened October 2011. ICD estimated from Google Maps linework.
Crystal Springs, MS Copiah Co. United States	MS 27 / Lee Ave. (31.99541, -90.32108)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 52.6707	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Fredericktown, MO Madison Co. United States	W Main St. / MO-72 / Commercial Dr. / Sinek Dr. (37.56046, -90.31618)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 41.6573	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
University City, MO St. Louis Co. United States	Delmar Blvd. / Trinity Ave. (38.65653, -90.31072)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7103	Other (At-Grade) Single-Lane	2015	Installed as temporary roundabout ~2013. Made permanent 2015. ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Government Dr. / Wells Dr. (38.63437, -90.30113)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 44.7814	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Normandy, MO St. Louis Co. United States	Natural Bridge Rd. (SR 115) / Florissant Rd. (38.70418, -90.29664)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 39.6240	Other (At-Grade) Single-Lane	2015
Florissant, MO St. Louis Co. United States	Vaile Ave. / Old Halls Ferry Rd. (38.83294, -90.29315)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 34.4231	Other (At-Grade) Single-Lane	2015	ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Hampton Ave. / Concourse Dr. / Wells Dr. (38.63316, -90.28546)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 31.7207	Other (At-Grade) Single-Lane	2009	Right-turn bypass lane merge in crosswalk area. ICD estimated from Google Maps linework.
Forest Park, MO St. Louis City Co. United States	Concourse Dr. / Washington Dr. (38.63495, -90.28480)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 23.3234	Other (At-Grade) Single-Lane	2009	ICD estimated from Google Maps linework.
St Louis, MO St. Louis City Co. United States	McKinley Dr. / Wells Dr. (38.63354, -90.28072)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.4467	Other (At-Grade) Single-Lane	2008	Converted from traffic circle in 2007-2008. Previous circle had on-street parking in circulatory roadway. ICD estimated from Google Maps linework.
Old Jamestown, MO St. Louis Co. United States	Behlmann Farms Blvd. / Delcastle Dr. / Behlmann Meadows Way (38.81834, -90.26599)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0520	Other (At-Grade) Single-Lane	2004
Saint Louis, MO St. Louis City United States	Center Cross Dr. / Main Dr. (38.60658, -90.25836)	Other Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
Camanche, IA Clinton Co. United States	US 67 / 7th Ave. (41.79727, -90.25775)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2023	https://www.youtube.com/watch?v=r8ajPBUZU6E
St. Louis, MO St. Louis City Co. United States	Tower Grove Ave. / I-64 EB Off-Ramp (38.63045, -90.25538)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5879	Freeway Ramps (Grade-Separated) Single-Lane	2014	ICD estimated from Google Maps linework.
Ponchatoula, LA Tangipahoa Par. United States	Maison Lafitte Blvd. (30.43890, -90.24596)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Jennings, MO St. Louis Co. United States	Wilson Bridge Dr. / Alexandria Place Dr. (38.73354, -90.24449)	Other Existing	Uncontrolled Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane
St. Louis, MO St. Louis Co. United States	Halls Ferry / MO 367 (38.72251, -90.24017)	Rotary Existing	All-Way Yield None	6 Approaches 0 Driveways 86.6571	Other (At-Grade) Multilane (2 Lane, unspecified)		three of the six approaches are multilane and have dual lanes of traffic merging into both lanes of the roundabout; roundabout is unstriped. Description as follows: Halls Ferry Circle is 3 lanes wide, 350 foot diameter, 35 miles per hour and has 5 major roadways entering (from http://www.ballwin.mo.us/minutes_062402.html) ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	John R. Lynch St. / Metro Pkwy. / Eastview St. (32.29798, -90.21458)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 45.4296	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Functional Class: Arterial ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	Central St. / Buena Vista Ave. (32.30306, -90.21358)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane	2005	Functional Class: Local
Jackson, MS Hinds Co. United States	Metro Pkwy. / Prentiss St. (32.30098, -90.21120)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 51.4850	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Functional Class: Arterial ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	John R. Lynch St. / Prentiss St. (32.29755, -90.21119)	Roundabout Existing	Unknown Unknown	3 Approaches 0 Driveways 34.3246	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	ICD estimated from Google Maps linework.
Columbia, IL Monroe Co. United States	Quarry Rd. / Palmer Creek Dr. (38.46186, -90.21085)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022	https://www.republictimes.net/another-roundabout-for-columbia/
Jackson, MS Hinds Co. United States	Metro Pkwy. / Dalton St. (32.30095, -90.20563)	Roundabout Existing	Unknown Unknown	4 Approaches 0 Driveways 38.3614	Other (At-Grade) Multilane (2 Lane, unspecified)	2004	Functional Class: Arterial ICD estimated from Google Maps linework.
St. Louis, MO St. Louis City Co. United States	Gratiot St. / S 13th St. (38.62104, -90.20242)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 33.5923	Other (At-Grade) Single-Lane		No splitter islands. ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	Metro Pkwy. / Rose St. (32.30005, -90.20143)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, unspecified)	2006	Elliptical shaped. ICD = 160 ft x 115 ft.
Jackson, MS Hinds Co. United States	Metro Pkwy. / Terry Rd. / Pearl St. / Pascagoula St. (32.29912, -90.19500)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 79.2480	Other (At-Grade) Multilane (2 Lane, unspecified)	2006
Hurley, WI Iron Co. United States	US 2 / US 51 (46.46644, -90.19438)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2021	Replaced trumpet interchange. https://twitter.com/WisDOTnorthcent/status/1443919877912162307
Piggott, AR Clay Co. United States	US 62 / W North St. / N 6th Ave. (36.38931, -90.19428)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	US 62 makes 90-degree bend through intersection. https://www.youtube.com/watch?v=73e6KoO9gPU (site 1 in the video)
Piggott, AR Clay Co. United States	US 62 (Scurlock Ave. - W Jackson St.) / W Jackson St. (36.38569, -90.19424)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	US 62 makes 90-degree bend through intersection. Previous control: one stop, one yield. https://www.youtube.com/watch?v=73e6KoO9gPU (site 2 in the video)
Piggott, AR Clay Co. United States	US 62 (W Jackson St. - N 3rd Ave.) / W Jackson St. / N 3rd Ave. (36.38486, -90.19158)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	US 62 makes 90-degree bend through intersection. https://www.youtube.com/watch?v=73e6KoO9gPU (site 3 in video)
Jackson, MS Hinds Co. United States	Capitol St. / Farish St. (32.30034, -90.18851)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 17.1618	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	E Capitol St. / Lamar St. (32.30000, -90.18602)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 14.1333	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	ICD estimated from Google Maps linework.
Jackson, MS Hinds Co. United States	E Capitol St. / West St. (32.29975, -90.18412)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 18.1714	Other (At-Grade) Single-lane w/ Traversable Central Island	2014	ICD estimated from Google Maps linework.
Covington, LA St. Tammany Par. United States	LA-1085 S / LA-1077 (30.46702, -90.18243)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 39.1179	Other (At-Grade) Multilane (2 Lane, unspecified)	2016	ICD estimated from Google Maps linework.
Marshfield, WI Wood Co. United States	STH 13 / Heritage Dr. (44.62685, -90.18053)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 47.6000	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	ICD estimated from Google Maps linework.
Marshfield, WI Wood Co. United States	STH 13 / US 10 / Klondike Dr. (44.59813, -90.18018)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 47.6235	Other (At-Grade) Single-Lane	2012	Opened November 2012. Free-flow right-turn bypass lane with acceleration lane. ICD estimated from Google Maps linework.
Marshfield, WI Wood Co. United States	STH 13 / US 10 / CTH BB (44.62490, -90.18009)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 49.3017	Other (At-Grade) Multilane (2 Lane, unspecified)	2012	Opened November 2012. Free-flow right-turn bypass lane into added lane. ICD estimated from Google Maps linework.
Alton, IL Madison Co. United States	Central Ave. / College Ave. (38.90689, -90.17172)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown		Parking along circulatory roadway.
Waterloo, IL Monroe Co. United States	Park St. / Lakeview Dr. (38.33225, -90.15966)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 2 Driveways 34.6640	Other (At-Grade) Single-Lane	2016	ICD estimated from Google Maps linework.
Metairie Terrace, LA Jefferson Par. United States	Causeway Blvd. (LA 3046) / US 61 (Airline Hwy.) (29.97476, -90.15636)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways 107.5965	Other (At-Grade) Unknown		Single-point interchange using one circle. Entire circle is on causeway structure over railroad yards. ICD estimated from Google Maps linework.
Covington, LA St. Tammany Par. United States	Ochsner Blvd. / S Ochsner Blvd. (30.45565, -90.15060)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2012	Year Completed estimated (2011-2012). South leg added 2019-2022.