Roundabouts Database

29616 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.


Search Advanced Search Export as KML
City, State
County
Country 		Intersection
(Lat, Lng) 		Type
Status 		Control Type / Other Control Type Approaches / Driveways / ICD (m) Functional Class /
LaneType 		Year Completed Comments
St Johns, FL
St. Johns Co.
United States 		Russell Sampson Rd. / Eva Earl Rd.
(30.06755, -81.50660) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
31.0084 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
St Johns, FL
St. Johns Co.
United States 		Beachwalk Blvd. / Caribbean Pl.
(30.08488, -81.48445) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.3708 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
St Johns, FL
St. Johns Co.
United States 		Beachwalk Blvd. / Caribbean Pl. / Marquesa Cir.
(30.08650, -81.47858) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.3366 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Bakersfield, CA
Kern Co.
United States 		Campus Park Dr. / Park Square Dr.
(35.31828, -119.13234) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0571 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Bakersfield, CA
Kern Co.
United States 		Windermere St. / Loden Dr.
(35.32187, -119.13634) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0555 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Bakersfield, CA
Kern Co.
United States 		Campus Park Dr. / Windermere St. / (unknown)
(35.31991, -119.13491) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.0564 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2017). ICD estimated from Google Maps linework.
Tallahassee, FL
Leon Co.
United States 		E 9th Ave. / Colonial Dr.
(30.45978, -84.27234) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
42.2092 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Tallahassee, FL
Leon Co.
United States 		Circle Dr. / Seminole Dr.
(30.43047, -84.26668) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Tallahassee, FL
Leon Co.
United States 		Circle Dr. / Alban Ave.
(30.43052, -84.26422) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Tallahassee, FL
Leon Co.
United States 		Weems Rd. / Dartmouth Dr.
(30.45770, -84.22234) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
20.5903 		Other (At-Grade)
Single-Lane 		2020 ICD estimated from Google Maps linework.
Troy, AL
Pike Co.
United States 		University Ave. / Luther Dr.
(31.79906, -85.95933) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2010-2011). Luther Dr is called International Blvd on Google Maps. ICD estimated from Google Earth.
Troy, AL
Pike Co.
United States 		McKinley Dr. / Luther Dr.
(31.80401, -85.95713) 		Other
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2010 Painted splitter islands on three legs; no splitter island on southeast leg. Year Completed estimated (2010-2011). Google Maps claims this is the intersection of International Blvd and Veterans Memorial Dr. ICD estimated from Google Earth.
Clarkdale, AZ
Yavapai Co.
United States 		Scenic Dr. / Alamos Dr.
(34.74635, -112.04608) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). Initially completed with painted splitter islands. Raised splitter islands added 2012-2014.
Cottonwood, AZ
Yavapai Co.
United States 		Camp Verde Bridgeport Hwy (AZ 260) / Camino Real / E Thousand Trails Rd.
(34.66105, -111.96492) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall
Cottonwood, AZ
Yavapai Co.
United States 		Camp Verde Bridgeport Hwy (AZ 260) / E Coury Dr. / Hayfield Draw Dr.
(34.65163, -111.95746) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall
Camp Verde, AZ
Yavapai Co.
United States 		Camp Verde Bridgeport Hwy (AZ 260) / N Aultman Pkwy.
(34.62859, -111.93376) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall
Camp Verde, AZ
Yavapai Co.
United States 		Camp Verde Bridgeport Hwy (AZ 260) / (unknown)
(34.62054, -111.92272) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
70.1040 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 https://azdot.gov/adot-news/state-route-260-project-homestretch-completion-fall
Scottsdale, AZ
Maricopa Co.
United States 		N 124th St. / E Cactus Rd.
(33.59690, -111.81336) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.9080 		Other (At-Grade)
Single-Lane 		2015
Tempe, AZ
Maricopa Co.
United States 		Rio Salado Pkwy / S Ash Ave.
(33.42935, -111.94276) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signal/Beacon 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 Tempe Street Car crossing through the middle. https://www.tempe.gov/government/engineering-and-transportation/transportation/streets-signals-traffic/roundabouts/first-st-ash-ave-rio-salado-pkwy-roundabout
Dove Mountain Resort, AZ
Pima Co.
United States 		N Dove Mountain Blvd. / N Secret Springs Dr.
(32.46698, -111.10013) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2002
Gainesville, FL
Alachua Co.
United States 		SW 77th Ave. / SW 85th Dr. / SW 78th Ln.
(29.58316, -82.43249) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Homestead, FL
Miami-Dade Co.
United States 		SW 152nd Ave. W / NE 9th Ct.
(25.47867, -80.44219) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2008 Year Completed estimated (2007-2009). [Google Maps says it's NE 10th Ct]
Jacksonville, FL
Duval Co.
United States 		W Independent Dr. / S Laura St.
(30.32553, -81.65970) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		2010 Laura St and one leg of Independent Dr were converted to two-way from one-way.
Irvine, CA
Orange Co.
United States 		(parking lot)
(33.63050, -117.72818) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
27.4320 		Other (At-Grade)
Single-Lane
Irvine, CA
Orange Co.
United States 		Protocol / (parking lot)
(33.63098, -117.73184) 		Other
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
24.3840 		Other (At-Grade)
Single-Lane
Rancho Santa Margarita, CA
Orange Co.
United States 		Auto Center Dr. / (parking lot)
(33.64100, -117.60714) 		Other
Existing 		Other
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of uncontrolled and stop-signs
Aliso Viejo, CA
Orange Co.
United States 		Antares / (parking lot)
(33.58578, -117.73300) 		Other
Existing 		Uncontrolled
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Aliso Viejo, CA
Orange Co.
United States 		Woodcrest Ln. / Alder Dr.
(33.58374, -117.73886) 		Other
Existing 		All-Way Stop
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Kissimmee, FL
Osceola Co.
United States 		Dyer Blvd. / Eagle's Reserve Blvd.
(28.34353, -81.43096) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008
La Quinta, CA
Riverside Co.
United States 		Eisenhower Dr. / Calle Sinaloa
(33.67254, -116.30801) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2014 Elliptical shape. ICD = 125 ft x 105 ft. Year Completed estimated (2013-2014).
Palm Desert, CA
Riverside Co.
United States 		Avenue of the States / California Dr. / Michigan Dr.
(33.74085, -116.30647) 		Other
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2016 Parallel parking along circulatory roadway. Year Completed estimated (2015-2016).
Palm Desert, CA
Riverside Co.
United States 		College Dr. / Pacific Ave.
(33.78350, -116.36543) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2009).
Palm Desert, CA
Riverside Co.
United States 		College Dr. / Technology Dr.
(33.78010, -116.35956) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2009).
Palm Desert, CA
Riverside Co.
United States 		College Dr. / University Park Dr.
(33.77712, -116.35736) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2009).
Las Vegas, NV
Clark Co.
United States 		Griffith Peak Dr. / Spruce Goose St.
(36.15689, -115.32864) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005
Las Vegas, NV
Clark Co.
United States 		W Park Run Dr. / Canyon Pointe
(36.16153, -115.33394) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 Year Completed estimated (before 2003).
Las Vegas, NV
Clark Co.
United States 		S Pavilion Center Dr. / Orchard Park Dr.
(36.15444, -115.33080) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Completed initially with only 2 legs; 3rd leg added 2017.
Las Vegas, NV
Clark Co.
United States 		S Pavillion Center Dr. / Oval Park Dr.
(36.15207, -115.33082) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Next to baseball stadium. Completed initially with only 3 legs; 4th leg added 2019.
Las Vegas, NV
Clark Co.
United States 		Summerlin Centre Dr. / Sagemont Dr. / Cape Cod Landing Dr. / Carleton Mills Dr.
(36.15376, -115.34035) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2005-2006).
Las Vegas, NV
Clark Co.
United States 		Plaza Centre Dr. / Sagemont Dr.
(36.15634, -115.34419) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2006 One leg has no splitter island. Year Completed estimated (2005-2006).
Las Vegas, NV
Clark Co.
United States 		Park Vista Dr. / Vista Center Dr. / Vista Run Dr.
(36.16161, -115.34478) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2003 Clock tower in central island.
Las Vegas, NV
Clark Co.
United States 		Desert Moon Rd. / Fox Hill Dr. / Desert Sunrise Rd.
(36.16339, -115.36230) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2005 Year Completed estimated (2004-2005).
Las Vegas, NV
Clark Co.
United States 		Fox Hill Dr. / Paseo Breeze Dr.
(36.16713, -115.36480) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012).
Las Vegas, NV
Clark Co.
United States 		Fox Hill Dr. / Beautiful Vista Ln.
(36.17373, -115.36476) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2014
Las Vegas, NV
Clark Co.
United States 		Fox Hill Dr. / Antelope Ridge Dr.
(36.18018, -115.36117) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014
Las Vegas, NV
Clark Co.
United States 		S Grand Canyon Pkwy. / (parking lots)
(36.11311, -115.30900) 		Other
Existing 		Other
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		Mix of stop and yield control.
Las Vegas, NV
Clark Co.
United States 		Mesa Park Dr. / S Town Center Dr.
(36.09061, -115.32584) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2006
Las Vegas, NV
Clark Co.
United States 		Mesa Park Dr. / W Russell Rd.
(36.08370, -115.32039) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
47.2440 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2007-2008). Fourth leg added 2014-2015. 21442
Las Vegas, NV
Clark Co.
United States 		W Russell Rd. / Cascante Rd. / (school access)
(36.08448, -115.31799) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Single-Lane 		2008 Two legs completed 2007-2008. Third leg added 2011-2012. School access added 2012-2014. 21442
Las Vegas, NV
Clark Co.
United States 		Mesa Park Dr. / Sky Post Rd. / Sky Post Way
(36.07500, -115.31850) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Single-Lane 		2016
Las Vegas, NV
Clark Co.
United States 		S Hualapai Way / Regency Summit Ave.
(36.06702, -115.31516) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Single-Lane 		2016 Right-turn-only lane on north leg.
Las Vegas, NV
Clark Co.
United States 		W Maule Ave. / Trail Ridge Dr.
(36.06289, -115.30960) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Single-Lane 		2016
Tampa, FL
Hillsborough Co.
United States 		S Beneficial Dr. / Harbour Passage Way
(27.93143, -82.44988) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.4800 		Other (At-Grade)
Single-Lane 		1997 Year Completed estimated (1995-1998).
Tampa, FL
Hillsborough Co.
United States 		S Dale Mabry Hwy (SR 573) / W Marcum St.
(27.86819, -82.50638) 		Other
Existing 		Other
None 		3 Approaches
0 Driveways
56.3880 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2005 At entrance to MacDill Air Force Base. Queuing from entrance gate can extend through circle. Stop sign on Marcum St.; yield on other approaches.
Fort Pierce, FL
St. Lucie Co.
United States 		S Indian River Dr. / Citrus Ave.
(27.44443, -80.32228) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
25.9080 		Other (At-Grade)
Single-Lane 		2007 Driveway added 2019.
Covington, GA
Newton Co.
United States 		Perimeter College driveway
(33.60535, -83.75550) 		Other
Existing 		Uncontrolled
None 		2 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2007 Year Completed estimated (2006-2008).
Hilton Head Island, SC
Beaufort Co.
United States 		Coligny Circle (Forest Beach Dr. / Pope Ave.)
(32.14239, -80.75164) 		Rotary
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
115.8240 		Other (At-Grade)
Single-Lane
Shipyard, SC
Beaufort Co.
United States 		Shipyard Dr. / Evan Way / Cordillo Pkwy.
(32.15491, -80.74470) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
65.5320 		Other (At-Grade)
Single-Lane 		Mix of stop and yield control.
Palmetto Dunes, SC
Beaufort Co.
United States 		Hotel Circle (Queens Folly Rd. / Mooring Buoy / Ocean Ln.)
(32.16807, -80.71940) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
64.0080 		Other (At-Grade)
Single-Lane
Hilton Head Island, SC
Beaufort Co.
United States 		Haig Point Ct. / (unknown)
(32.17314, -80.76981) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
85.3440 		Other (At-Grade)
Single-Lane
Waikoloa, HI
Hawaii Co.
United States 		Mauna Lani Dr. / Kaniku Dr.
(19.93999, -155.85740) 		Rotary
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
100.5840 		Other (At-Grade)
Single-Lane 		Crosswalks are much further away from the circle than at typical roundabout.
Nampa, ID
Canyon Co.
United States 		Robinson Rd. / E Victory Rd.
(43.57596, -116.49388) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2018 Year Completed estimated (2018-2019).
Dover, NH
Strafford Co.
United States 		US 4 (Boston Harbor Rd.) / Boston Harbor Rd. / Spur Rd.
(43.12836, -70.84375) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
54.8640 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2019
Centreville, IL
St. Clair Co.
United States 		SR 13 / SR 157
(38.55853, -90.09956) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Single-Lane 		2008
Gurnee, IL
Lake Co.
United States 		Almond Rd. / Dada Dr.
(42.37601, -87.98463) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-lane w/ Traversable Central Island 		2018 https://www.gurnee.il.us/government/departments/community-development/engineering/almond-and-dada-intersection
Truckee, CA
Nevada Co.
United States 		Donner Pass Rd. / Stockrest Spring Rd.
(39.33476, -120.17472) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Unknown 		2019
Brownsburg, IN
Hendricks Co.
United States 		Hornaday Rd. / CR 300N
(39.80708, -86.38169) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019
Brownsburg, IN
Hendricks Co.
United States 		Airport Rd. (CR 400N) / Northfield Dr.
(39.82194, -86.37069) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019
Iowa City, IA
Johnson Co.
United States 		Sycamore St. / Lehman Ave.
(41.62058, -91.51211) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2015 Year Completed estimated (2014-2016).
Jefferson City, MO
Cole Co.
United States 		Leslie Blvd. / Stadium Blvd. / Lafayette St.
(38.56052, -92.17668) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2009-2010).
Jefferson City, MO
Cole Co.
United States 		Ellis Blvd. / Tanner Bridge Rd.
(38.55085, -92.18866) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2011 Elliptical shape. ICD = 135 ft x 125 ft. Skewed intersection. Right-turn bypass lane due to skew on west leg. Year Completed estimated (2010-2011).
Jefferson City, MO
Cole Co.
United States 		W Stadium Blvd. / Hard Rock Dr. / (parking lot)
(38.57584, -92.21602) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 Add-lane right-turn bypass lane on north leg; yield-controlled right-turn bypass lane on west leg.
Jefferson City, MO
Cole Co.
United States 		W Stadium Blvd. / Hyde Park Rd. / (future street)
(38.57733, -92.21556) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2010 Fourth leg stubbed.
London, ON
Middlesex
Canada 		Raleigh Blvd. / Tillmann Rd.
(42.93469, -81.30829) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
110.0000 		Other (At-Grade)
Single-Lane 		2010 completed 2010 based on Google historical aerials
London, ON
Middlesex
Canada 		Morgan Ave. / Morgan Crescent / Singleton Ave.
(42.93441, -81.27261) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2009-2011). Splitter islands added 2015.
London, ON
Middlesex
Canada 		Singleton Ave. / Morgan Ave.
(42.93793, -81.27158) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012).
London, ON
Middlesex
Canada 		Evans Blvd. / Meadowgate Blvd.
(42.95077, -81.17398) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2006 Year Completed estimated (2006-2009).
London, ON
Middlesex
Canada 		Meadowgate Blvd. / Reardon Blvd.
(42.96234, -81.18034) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
1 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2002-2006).
London, ON
Middlesex
Canada 		Coronation Dr. / Carriage Way
(42.99640, -81.32622) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2006
London, ON
Middlesex
Canada 		Coronation Dr. / Lawson Rd.
(42.99659, -81.32142) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2006-2009).
London, ON
Middlesex
Canada 		Brunswick Ave. / Coronation Dr.
(42.99836, -81.32060) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2006
London, ON
Middlesex
Canada 		Callingham Dr. / Meadowlands Way
(43.03489, -81.29534) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2010-2013). Splitter islands added 2016-2019. (streetview) 21442
Waterloo, ON
Waterloo
Canada 		Davenport Rd. / Old Abbey Rd. / (shopping center)
(43.49957, -80.52551) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0000 		Other (At-Grade)
Single-Lane 		2012 Right-turn-only leg on north leg. Year Completed estimated (2011-2012).
Waterloo, ON
Waterloo
Canada 		Conestoga Rd. / Kraus Dr.
(43.49983, -80.52906) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2009 Add lane right-turn bypass lane on west leg.
Waterloo, ON
Waterloo
Canada 		Hagey Blvd. / Frank Trompa Dr.
(43.47734, -80.54814) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0000 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (before 2005).
Waterloo, ON
Waterloo
Canada 		Columbia St. W / Bennington Gate / Chancery Ln.
(43.46485, -80.57403) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2018 Year Completed estimated (2016-2018).
Santa Ana, CA
Orange Co.
United States 		Auto Mall Dr. / E Dan Gurney Dr. / S Dan Gurney Dr.
(33.72919, -117.83952) 		Traffic Calming Circle
Existing 		Uncontrolled
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane
Santa Ana, CA
Orange Co.
United States 		Orange Ave. / E Pomona St.
(33.72548, -117.86523) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.0208 		Other (At-Grade)
Single-Lane 		2016
Santa Ana, CA
Orange Co.
United States 		Orange Ave. / E Anahurst Pl.
(33.71787, -117.86529) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
13.7160 		Other (At-Grade)
Single-Lane
Marina del Rey, CA
Los Angeles Co.
United States 		Palawan Way
(33.98169, -118.45554) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States 		Via Straits Ln. / Verde Mar Dr.
(33.65107, -117.95874) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States 		Via Straits Ln. / Villa Pacific Dr.
(33.65226, -117.95877) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States 		Villa Pacific Dr. / Greenspray Ln.
(33.65239, -117.95548) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Huntington Beach, CA
Orange Co.
United States 		Villa Pacific Dr. / Monaco Cir.
(33.65250, -117.95423) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Stanton, CA
Orange Co.
United States 		Lansdale Cir. / Moordale Cir.
(33.77871, -117.99627) 		Traffic Calming Circle
Existing 		Uncontrolled
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Anaheim, CA
Orange Co.
United States 		Paradise Way / Downtown Dr.
(33.80705, -117.92562) 		Other
Existing 		All-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Anaheim, CA
Orange Co.
United States 		Convention Way / Hotel Way / (hotel driveway)
(33.79976, -117.91729) 		Other
Existing 		Other
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		Two approaches controlled by yield, two controlled by stop.
Anaheim, CA
Orange Co.
United States 		Transit Plaza
(33.79806, -117.92072) 		Other
Existing 		Other
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Mix of stop and yield.
Prairieville, LA
Ascension Par.
United States 		Timberstone Dr. / Devall Rd. / Tigers Eye Stone Ave.
(30.29926, -90.89318) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2008
Blackman Township, MI
Jackson Co.
United States 		Cooper St. / I-94 WB Ramps
(42.27376, -84.40371) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2019 https://www.mlive.com/news/jackson/2019/12/take-a-ride-on-new-i-94-cooper-street-bridge-roundabouts-after-9-month-closure.html