Roundabouts Database

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
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.
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. / 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.
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 		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.
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 		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 		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.
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.
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
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
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.
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
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
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
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.
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.
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.
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.
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
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.
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.
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.
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.
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.
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.
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
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
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
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
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.
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.
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).
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.
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 		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.
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.
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
(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.
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.
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.
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)
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.
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. / 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.
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/ )
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 		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.
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).
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.
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.
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.
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.
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
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.
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.
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.
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 		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
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)
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 		Rotonda Plazuela España
(14.60136, -90.51891) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (3+ Lane)
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 		18 Calle / 15 Avenida
(14.57975, -90.52453) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Unknown
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).
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).
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.
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).
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 		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.
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.
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 		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.
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).
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).
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.
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.
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.
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. / 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. / 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 		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 		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 		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 / MO 100 EB Ramps
(38.58348, -90.64292) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Year Completed estimated (2019-2020).
Wildwood, MO
St. Louis Co.
United States 		MO 109 / Main St.
(38.58163, -90.64350) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Year Completed estimated (2019-2020).
Jonesboro, AR
Craighead Co.
United States 		N Airport Rd. / Aggie Rd.
(35.84631, -90.65022) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2016
Chesterfield, MO
St. Louis Co.
United States 		N Outer 40 Rd. / I-64 WB Exit Ramp
(38.67582, -90.65115) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Year Completed estimated (2009-2010).
Dubuque, IA
Dubuque Co.
United States 		Kerper Blvd. / Kerper Ct.
(42.51518, -90.65500) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2023 https://www.kwwl.com/video/kerper-boulevard-roundabout-now-open-in-dubuque/video_c96b5eb0-5305-5b6f-8b06-be51094e84b7.html
Cottleville, MO
St. Charles Co.
United States 		Gutermuth Rd. / (unknown)
(38.73697, -90.66532) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2020
Cottleville, MO
St. Charles Co.
United States 		Gutermuth Rd. / MO 364 WB Ramps
(38.73583, -90.66567) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://www.stltoday.com/suburban-journals/stcharles/portion-of-gutermuth-to-close-for-route-364-interchange-construction/article_392e1870-c917-5df1-82ab-d83cceca50b8.html
Jonesboro, AR
Craighead Co.
United States 		SR 163 (Harrisburg Rd.) / SR 158 (E Lawson Rd.)
(35.74871, -90.66603) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
56.3880 		Other (At-Grade)
Single-Lane 		2021 https://www.kait8.com/2021/06/22/new-roundabout-use-south-jonesboro/
Cottleville, MO
St. Charles Co.
United States 		Gutermuth Rd. / MO 364 EB Ramps
(38.73394, -90.66626) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2020 https://www.stltoday.com/suburban-journals/stcharles/portion-of-gutermuth-to-close-for-route-364-interchange-construction/article_392e1870-c917-5df1-82ab-d83cceca50b8.html
Weldon Spring, MO
St. Charles Co.
United States 		Technology Dr. / Meadows Pkwy. / Wolfrum Rd. / I-64 WB Exit Ramp
(38.70526, -90.67410) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
60.9600 		Freeway Ramps (Grade-Separated)
Single-Lane 		Oval shaped. ICD = 200 ft x 180 ft. Built initially as 2x2 roundabout in 2005-2006. Concentric circulatory roadway striping. Converted to single lane using by striping out inner circulatory roadway lane and left entry lane on southwest leg 2020-2021.
Dubuque, IA
Dubuque Co.
United States 		N Grandview Ave. / Delhi St. / Grace St.
(42.49682, -90.68791) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
20.2537 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Dubuque, IA
Dubuque Co.
United States 		N Grandview Ave. / University Ave.
(42.49832, -90.68817) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
29.9396 		Other (At-Grade)
Single-Lane 		2018 ICD estimated from Google Maps linework.
Weldon Spring, MO
St. Charles Co.
United States 		Weldon Spring Rd. / Technology Dr. / Siedentop Rd.
(38.71551, -90.68906) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2004 Painted splitter island on east leg. Year Completed estimated (2003-2004).
O'Fallon, MO
St. Charles Co.
United States 		Technology Dr. / Progress Point Pkwy. / (parking)
(38.71685, -90.69499) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003).
O'Fallon, MO
St. Charles Co.
United States 		Technology Dr. / Waterbury Falls Dr.
(38.71843, -90.69627) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2003). Southwest leg added 2008-2009.
O'Fallon, MO
St. Charles Co.
United States 		Phoenix Pkwy. / Redhawk Pkwy. / Red Hawk Pl.
(38.74510, -90.73630) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5341 		Other (At-Grade)
Single-Lane 		2001 Year Completed estimated (1996-2002). ICD estimated from Google Maps linework.