Roundabouts Database

29492 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
Gaithersburg, MD
Montgomery Co.
United States 		Parkview Ave. / Uptown St.
(39.15334, -77.22619) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2012 Right-turn-only lane on northwest leg. Year Completed estimated (2011-2012).
Clarksburg, MD
Montgomery Co.
United States 		Granite Rock Rd. / Grand Elm St.
(39.24126, -77.26647) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Clarksburg, MD
Montgomery Co.
United States 		Saint Clair Rd. / Timber Creek Ln. / Brewers Tavern Terrace / (unknown)
(39.23680, -77.27531) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Sandy Spring, MD
Montgomery Co.
United States 		Alexander Manor Dr. / Red Tail Ct. / Halex Hill Ct.
(39.13149, -77.01778) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Sandy Spring, MD
Montgomery Co.
United States 		Friends House Rd. / Quaker Ln. / (parking)
(39.14071, -77.03036) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Germantown, MD
Montgomery Co.
United States 		Observation Dr. / Goldenrod Ln.
(39.18419, -77.24566) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2013 Year Completed estimated (2012-2014).
Germantown, MD
Montgomery Co.
United States 		Crystal Rock Dr. / Century Blvd.
(39.20326, -77.27356) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2015 Striping added 2019-2021. Inconsistent lane use markings between entry and circulatory roadway.
Clarksburg, MD
Montgomery Co.
United States 		Little Seneca Pkwy. / Cabin Branch Ave.
(39.21654, -77.28310) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2016-2017). Striping added 2019-2021.
Clarksburg, MD
Montgomery Co.
United States 		Broadway Ave. / Little Seneca Pkwy.
(39.21646, -77.28540) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2015-2017). Striping added 2019-2021.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. / W Old Baltimore Rd.
(39.21396, -77.29731) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2019-2020).
Clarksburg, MD
Montgomery Co.
United States 		Cabin Branch Ave. / Skimmer St.
(39.22020, -77.28435) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x2 max) 		2016 Year Completed estimated (2015-2017). Striping added 2019-2021.
Silver Spring, MD
Montgomery Co.
United States 		Ritchie Ave. / Oswego Ave.
(38.98602, -77.00877) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Painted splitter islands.
Germantown, MD
Montgomery Co.
United States 		Summer Oak Dr. / Summer Oak Ct.
(39.16467, -77.24384) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands on two legs.
Germantown, MD
Montgomery Co.
United States 		Germantown Rd. / Watkins Mill Rd. / Blunt Rd.
(39.19058, -77.22492) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		1999 Right-turn bypass lane on north leg. Year Completed estimated (1993-2005).
Olney, MD
Montgomery Co.
United States 		Brightwood Rd. / Winding Oak Dr. / Weston Pl.
(39.16065, -77.09120) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Cloverly, MD
Montgomery Co.
United States 		Harbour Town Dr. / Firestone Dr.
(39.12855, -76.99401) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Cloverly, MD
Montgomery Co.
United States 		Firestone Dr. / Sea Island Ct.
(39.12744, -76.99807) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Blue Bell, PA
Montgomery Co.
United States 		Anvil Ln.
(40.16062, -75.28413) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Blue Bell, PA
Montgomery Co.
United States 		Arbor Way / Jolly Rd. / (parking)
(40.14222, -75.28498) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2014 Year Completed estimated (2011-2016).
Schwenksville, PA
Montgomery Co.
United States 		Greenshire Blvd. / Chatham Ln.
(40.22962, -75.47896) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Olney, MD
Montgomery Co.
United States 		Fox Valley Dr. / Hillcroft Dr.
(39.12441, -77.07962) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown 		No splitter islands.
Miamisburg, OH
Montgomery Co.
United States 		Austin W Blvd. / Automation Way
(39.59850, -84.24378) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
44.1728 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Kettering, OH
Montgomery Co.
United States 		Forrer Blvd. / Madison St.
(39.71565, -84.14854) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
51.4476 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1996 ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		University Dr. / East Dr. / (parking lot)
(32.36779, -86.17373) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.3593 		Other (At-Grade)
Single-Lane 		2010 Entrance to Auburn University Montgomery (AUM). Year completed estimated (2008-2011). ICD estimated from Google Maps linework.
Burtonsville, MD
Montgomery Co.
United States 		Dustin Rd. / US 29 SB Offramp / Columbia Pike
(39.12256, -76.92656) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.5482 		Freeway Ramps (Grade-Separated)
Single-Lane 		2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05. ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Washington St. / Campus Dr. / Stadium Rd.
(37.22169, -80.42204) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
62.7690 		Other (At-Grade)
Single-Lane 		2005 On the campus of Virginia Tech. ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Main St.
(39.12333, -77.23855) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Kentlands Blvd. / Market St.
(39.12309, -77.23489) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		1994 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Orchard Ridge Dr. / Mill Green Ave.
(39.12559, -77.22635) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.9872 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2002 ICD estimated from Google Maps linework.
Gaithersburg, MD
Montgomery Co.
United States 		Winter Walk Dr. / Highland Ridge Ave.
(39.12807, -77.22692) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.2800 		Other (At-Grade)
Single-Lane 		1998 Year Completed estimated (1993-2002). Was cul-de-sac prior to addition of two more legs. ICD estimated from Google Maps linework.
Lower Frederick Township, PA
Montgomery Co.
United States 		SR 29 (Gravel Pike) / SR 73 (Big Rd.)
(40.27733, -75.48040) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
3 Driveways
46.4703 		Other (At-Grade)
Single-Lane 		2008 Asphalt construction. Design for future multilane retrofit. Previously controlled by flashing beacon Functional Class: Principal Arterial ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		Washington Ave. / S. Bainbridge St.
(32.37648, -86.30121) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
18.1560 		Other (At-Grade)
Single-Lane 		2008 Opened July 2008. ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		S. Ripley St. / Washington Ave.
(32.37658, -86.29808) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
14.1213 		Other (At-Grade)
Single-Lane 		2008 Opened April 2008. ICD estimated from Google Maps linework.
Montgomery, AL
Montgomery Co.
United States 		Dexter Ave. / Commerce St. / S Court St.
(32.37737, -86.30919) 		Other
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
30.2597 		Other (At-Grade)
Single-Lane 		Parking along the outer circle; sidewalk around the centtral island. ICD estimated from Google Maps linework.
McBryde, VA
Montgomery Co.
United States 		Broce Dr. / Lora Ln.
(37.23783, -80.43405) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
1 Driveways
20.9185 		Other (At-Grade)
Single-Lane 		2008 ICD estimated from Google Maps linework.
Northside Park, VA
Montgomery Co.
United States 		Givens Ln. / Northside Dr.
(37.25358, -80.41898) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.2725 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Givens Ln. / Progress St. NW
(37.25246, -80.42250) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.4210 		Other (At-Grade)
Single-Lane 		2012 ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Edge Way / Orchard St.
(37.23517, -80.42447) 		Other
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
30.4280 		Other (At-Grade)
Single-Lane 		2014 No splitter islands on three legs. ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Southgate Dr. / Duck Pond Dr. / Dairy Dr.
(37.21647, -80.42360) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
33.2889 		Other (At-Grade)
Single-Lane 		2016 ICD estimated from Google Maps linework.
Blacksburg, VA
Montgomery Co.
United States 		Southgate Dr. / Research Center Dr.
(37.21281, -80.42500) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
45.6555 		Other (At-Grade)
Single-Lane 		2017 Through bypass lane on north leg. Right-turn bypass lane on south leg. ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Little Seneca Pkwy. / Snowden Farm Pkwy.
(39.22989, -77.25280) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6795 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Snowden Farm Pkwy. / Winding Woods Way
(39.22604, -77.24727) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
40.7086 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2012 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Little Seneca Pkwy. / Meadow Mist Rd.
(39.23154, -77.24309) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
30.5290 		Other (At-Grade)
Single-Lane 		2011 ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. (MD 121) / (outlet mall entrance)
(39.22844, -77.28869) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
49.9588 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Clarksburg, MD
Montgomery Co.
United States 		Clarksburg Rd. (MD 121) / Cabin Branch Ave.
(39.22689, -77.29051) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
46.2592 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2015 ICD estimated from Google Maps linework.
Bethesda, MD
Montgomery Co.
United States 		Bradmoor Dr. / Roosevelt St.
(38.99427, -77.11925) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.3360 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2016-2018).
Gaithersburg, MD
Montgomery Co.
United States 		Victory Farm Dr. / Girard St.
(39.14648, -77.18493) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
25.9348 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2006 Year Completed estimated (2005-2006). ICD estimated from Google Maps linework.
Olney, MD
Montgomery Co.
United States 		Old Baltimore Rd. / Bishops Castle Dr.
(39.14878, -77.04958) 		Traffic Calming Circle
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
0.0000 		Unknown
Single-Lane 		2019 Painted splitter islands on major street; no splitter islands on side street.
Burtonsville, MD
Montgomery Co.
United States 		Bentley Park Dr. / Saddle Creek Dr.
(39.09674, -76.91863) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Wheaton-Glenmont, MD
Montgomery Co.
United States 		Redspire Dr. / Tivoli Lake Blvd.
(39.07315, -77.03208) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Wheaton-Glenmont, MD
Montgomery Co.
United States 		Foggy Glen Dr. / Soaring Wing Ln.
(39.08128, -77.02998) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Wheaton-Glenmont, MD
Montgomery Co.
United States 		Poplar Run Dr. / Night Sky Dr. / Moonlight Trail Dr.
(39.07862, -77.03729) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Potomac, MD
Montgomery Co.
United States 		Brickyard Rd. / Hackamore Dr.
(38.98567, -77.21274) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Potomac, MD
Montgomery Co.
United States 		Brickyard Rd. / Horseshoe Ln.
(38.99291, -77.21195) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Potomac, MD
Montgomery Co.
United States 		Brickyard Rd. / Brent Rd.
(38.99900, -77.22362) 		Traffic Calming Circle
Existing 		One-Way/Two-Way Stop
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
(unincorporated), TX
Montgomery Co.
United States 		Northgrove Pkwy. / Hufsmith Conroe Rd.
(30.14894, -95.59330) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
83.8200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2016
Montgomery, AL
Montgomery Co.
United States 		Aum Dr. / Brown Springs Rd.
(32.37307, -86.17992) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2013).
Calverton, MD
Montgomery Co.
United States 		Fairland Rd. / Brahms Ave. / (parking)
(39.07126, -76.95403) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
50.2920 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008
Calverton, MD
Montgomery Co.
United States 		Fairland Rd. / Marlow Farm Terr. / Musgrove Rd.
(39.07004, -76.95264) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008
Calverton, MD
Montgomery Co.
United States 		Fairland Rd. / Galway Dr.
(39.06594, -76.94436) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.0040 		Other (At-Grade)
Single-Lane 		2008
Darnestown, MD
Montgomery Co.
United States 		Schaeffer Rd. / Germantown Park Dr. / Central Park Cir.
(39.15003, -77.30152) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2004 Right-turn-only lane on northeast leg. Year Completed estimated (2002-2005).
Gaithersburg, MD
Montgomery Co.
United States 		Washingtonian Blvd. / Rio Blvd.
(39.11678, -77.20122) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Year Completed estimated (1993-2002).
Gaithersburg, MD
Montgomery Co.
United States 		Washingtonian Blvd. / Washington Blvd.
(39.11773, -77.20314) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Year Completed estimated (1993-2002).
Shenandoah, TX
Montgomery Co.
United States 		David Memorial Dr. / Shenandoah Park Dr.
(30.19171, -95.44727) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2017 Right-turn-only markings in both lanes on all entries.
(unincorporated), TX
Montgomery Co.
United States 		Woodforest Pkwy. / Woodforest Blvd. / Spyglass Park Ln.
(30.27643, -95.55388) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
67.0560 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012).
Afonsoeiro, Setúbal
Montijo
Portugal 		Estrada Nacional 5 / Circular Externa / Rua Vasco da Gama
(38.69332, -8.95082) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Jardia, Setúbal
Montijo
Portugal 		N5 / N11-2 / Rua do Operário
(38.68648, -8.94418) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal
Montijo
Portugal 		N4 (Circular Externa) / (Fórum Montijo shopping centre entrance)
(38.69761, -8.94484) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal
Montijo
Portugal 		N4 (Circular Externa) / Avenida das Portas da Cidade
(38.70209, -8.94456) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal
Montijo
Portugal 		N4 (Circular Externa) / Avenida Garcia da Orta
(38.70694, -8.94501) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal
Montijo
Portugal 		Circular Externa / Rua Antero de Quental
(38.71345, -8.94616) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Afonsoeiro, Setúbal
Montijo
Portugal 		Circular Externa / Rua das Naus
(38.71601, -8.95715) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
2 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Jardia, Setúbal
Montijo
Portugal 		N4 (Avenida Dom Manuel) / Rua das Forças Armadas / Rua Infante Dom Francisco
(38.70686, -8.92771) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Montmagny, QC
Montmagny Regional County Municipality
Canada 		Chemin des Poirier / Rue des Entrepreneurs
(46.97044, -70.57711) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
38.3041 		Other (At-Grade)
Single-Lane 		2015 ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada 		Boulevard René-Lévesque / Rue Jacques-le Ber / A-10 NB Onramp / A-15 WB Offramp
(45.47093, -73.53801) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.8521 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada 		Carrefour Alexander-Graham-Bell (Chemin de la Pointe N / A-15 WB Offramp / A-10 NB Onramp)
(45.47195, -73.54155) 		Roundabout
Existing 		All-Way Yield
Unknown 		5 Approaches
0 Driveways
39.3640 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2007 Year Completed estimated (2004-2009). ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada 		Boulevard de l'Île des Soeurs / Boulevard René-Lévesque
(45.46579, -73.54476) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
36.8555 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Montreal, QC
Montreal
Canada 		Boulevard de l'Île des Soeurs / Place du Commerce / Chemin du Golf
(45.46789, -73.54627) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
46.0676 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2003 Year Completed estimated (2002-2004). ICD estimated from Google Maps linework.
Longueuil, QC
Montreal
Canada 		Avenue Pierre-Dupuy/Avenue de Casino/Chemin des Floralies
(45.50770, -73.52522) 		Other
Existing 		Other
None 		3 Approaches
1 Driveways
 Other (At-Grade)
Single-Lane 		Circulatory roadway stops for entering traffic.
Montreal, QC
Montreal
Canada 		Boulevard des Sources / Boulevard Riverdale / Rue Debours
(45.51300, -73.82524) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.0000 		Other (At-Grade)
Single-Lane 		2003 Year Completed estimated (2002-2004).
Dorval, QC
Montreal
Canada 		Dorval Traffic Circle [Autoroute 520 (Avenue Dorval) / Autoroute 20 Ramps]
(45.44697, -73.74161) 		Signalized Roundabout/Circle
Existing 		Signal
None 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Montreal, QC
Montreal
Canada 		Avenue Pierre-de Coubertin / Avenue Desjardins
(45.55450, -73.55120) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.0000 		Other (At-Grade)
Single-Lane 		2021
Montreal, QC
Montreal
Canada 		Avenue Pierre-de Coubertin / Rue Leclaire
(45.56049, -73.54725) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.0000 		Other (At-Grade)
Single-Lane 		2022 https://journalmetro.com/local/2986842/un-carrefour-giratoire-trop-dangereux-pour-les-cyclistes-et-les-pietons/
Montréal, QC
Montréal Region
Canada 		Ave. Marie-Curie / Blvd. Alfred Nobel
(45.48518, -73.76222) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.6801 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		1998 Completed November 1998. Functional Class: Collector ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		Ogden Rd. / Woodgate Rd.
(38.45096, -107.86297) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.7365 		Other (At-Grade)
Single-Lane 		2011 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		S Hillcrest Dr. / Sunnyside Rd.
(38.47450, -107.85663) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
15.8954 		Other (At-Grade)
Single-Lane 		2016 date: https://www.cityofmontrose.org/CivicAlerts.aspx?AID=1235 ICD estimated from Google Maps linework.
Montrose, CO
Montrose Co.
United States 		Miami Rd. / Hillcrest Dr.
(38.48179, -107.85677) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane 		2019 https://www.cityofmontrose.org/701/Miami-Hillcrest-Roundabout-Project
Monza, Lombardy
Monza e Brianza
Italy 		Viale Cesare Battisti / Via Lario / Viale Elvezia / Via Luciano Manara / Viale Lombardia
(45.59056, 9.25374) 		Roundabout
Existing 		All-Way Yield
Pedestrian Signal (red-yellow-green to drivers) 		5 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Monza, Lombardy
Monza e Brianza
Italy 		SP527 (Via Lario) / Via Monte Curone
(45.59103, 9.24844) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Monza, Lombardy
Monza e Brianza
Italy 		SP2 (Viale Libertà) / Viale Gian Battista Stucchi / SP60
(45.59207, 9.31135) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Monza, Lombardy
Monza e Brianza
Italy 		Viale Gian Battista Stucchi / SP13 (Viale Sicilia)
(45.58111, 9.30967) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Airport West, VIC
Moonee Valley
Australia 		McNamara Ave. / Fullarton Rd. / SR 40 (Calder Freeway) EB Ramps
(-37.73234, 144.88068) 		Roundabout
Existing 		All-Way Yield
Metering Signal 		4 Approaches
0 Driveways
 Freeway Ramps (Grade-Separated)
Single-Lane 		Elliptical shaped. Metering signal installed 2006.
Keilor East, VIC
Moonee Valley
Australia 		Rosehill Rd. / Rachelle Rd.
(-37.74637, 144.87208) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Maddingley, VIC
Moorabool
Australia 		Griffith St. / Bacchus Marsh-Balliang Rd. / McCormacks Rd. / O'Leary Way
(-37.68898, 144.41306) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Darley, VIC
Moorabool
Australia 		Halletts Way / Holts Ln.
(-37.66101, 144.42412) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Darley, VIC
Moorabool
Australia 		C704 (Gisborne Rd.) / Grey St. / Fitzroy St.
(-37.65904, 144.44238) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Maddingley, VIC
Moorabool
Australia 		C704 (Grant St.) / Griffith St. / Station St.
(-37.68631, 144.43349) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Ballan, VIC
Moorabool
Australia 		C803 (Inglis St.) / Stead St.
(-37.60014, 144.22805) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Ballan, VIC
Moorabool
Australia 		Simpson St. / Stead St.
(-37.59903, 144.22811) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Bacchus Marsh, VIC
Moorabool
Australia 		C802 (Main St.) / C704 (Gisborne Rd.) / Grant St.
(-37.67552, 144.43531) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane