29554 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
Lacey, WA
Thurston Co.
United States
Marvin Rd. / Britton Pkwy.
(47.06905, -122.77090)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
46.3682
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 Completed September 14, 2000. Functional Class: Arterial ICD estimated from Google Maps linework.
Lacey, WA
Thurston Co.
United States
Marvin Rd. / Hawks Prairie Rd.
(47.08312, -122.78070)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.6509
Other (At-Grade)
Single-Lane
2002 Constructed September 14, 2002. Previously controlled by one-way stop Functional Class: Arterial ICD estimated from Google Maps linework.
Olympia, WA
Thurston Co.
United States
Marvin Rd. NE / 41st Ave. NE
(47.09046, -122.78075)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2014
Lacey, WA
Thurston Co.
United States
Marvin Rd. NE / Main St. NE
(47.06709, -122.76828)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
48.7680
Other (At-Grade)
Multilane (2 Lane, unspecified)
2000 Roundabout installed, although cross street not initially constructed.
Travilah, MD
Montgomery Co.
United States
Marwood Hill Dr. / Rivers Bend Ln.
(39.03022, -77.23432)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Charlotte, NC
Mecklenburg Co.
United States
Mary Alexander Rd. / North Loop Rd. (Vanlandingham Rd.)
(35.30556, -80.72809)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
33.1388
Other (At-Grade)
Single-Lane
2005 On campus of University of North Carolina at Charlotte. Heavy pedestrian location - parking deck. ICD estimated from Google Maps linework.
Missoula, MT
Missoula Co.
United States
Mary Ave. / Southgate Mall Access Rd.
(46.84420, -114.03158)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.4800
Other (At-Grade)
Single-Lane
2018 Year Completed estimated (2016-2019).
Port Pirie, SA
Port Pirie City And Dists
Australia
Mary Elie St. / Wandearah Rd. / Florence St.
(-33.18093, 138.01043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Nanaimo, BC
Nanaimo
Canada
Mary Ellen Dr. / (parking)
(49.23879, -124.05474)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.0000
Other (At-Grade)
Single-Lane
2023 https://nanaimonewsnow.com/2023/04/16/new-mary-ellen-dr-roundabout-substantially-complete/
Birkdale , QLD
Redland
Australia
Mary Pleasant Dr. / Dorsal Dr. / (parking)
(-27.49128, 153.21908)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Cooroy, QLD
Noosa
Australia
Mary River Rd. / Sportsground Parade / Jarrah St.
(-26.41472, 152.90322)
Roundabout
Existing
All-Way Yield
None
4 Approaches
1 Driveways
Other (At-Grade)
Single-Lane
Oval shaped.
Bundamba, QLD
Ipswich
Australia
Mary St. / River Rd.
(-27.60355, 152.80960)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Noosaville, QLD
Noosa
Australia
Mary St. / Weyba Rd. / Reef St.
(-26.40071, 153.06889)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Laurieston, Scotland
Falkirk
United Kingdom
Mary Street Roundabout [A803 (Callendar Rd. - Mary St.) / B805 (Old Redding Rd.)]
(55.99606, -3.75348)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Bundaberg Central, QLD
Bundaberg
Australia
Maryborough St. / Woondooma St.
(-24.86901, 152.34738)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Brandon, MB
Manitoba
Canada
Maryland Ave. / Magnolia Dr.
(49.81997, -99.94982)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.0697
Other (At-Grade)
Single-Lane
2001 Year Completed estimated (before 2004). ICD estimated from Google Maps linework.
Springfield, MO
Greene Co.
United States
Maryland Ave. / Walnut Lawn St.
(37.15278, -93.28186)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
21.8940
Other (At-Grade)
Single-Lane
2014 Year Completed estimated (2013-2015). ICD estimated from Google Maps linework.
Washington, DC

United States
Maryland Ave. SW
(38.88408, -77.03003)
Other
Existing
All-Way Yield
Unknown
1 Approaches
1 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Pedestrian access to central island; parking along circulatory roadway.
Maryland, NSW
Newcastle
Australia
Maryland Dr. / Balarang St. / Gundaroo Circuit
(-32.87135, 151.65271)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Maryland, NSW
Newcastle
Australia
Maryland Dr. / Glendore Parade / Wibbi St.
(-32.87512, 151.65032)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Maryland, NSW
Newcastle
Australia
Maryland Dr. / Willai Way
(-32.87291, 151.65575)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Campbell River, BC
Strathcona
Canada
Maryland Rd. / Willow Creek Rd.
(49.95296, -125.21632)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.0000
Other (At-Grade)
Single-Lane
2008 Year Completed estimated (2005-2009).
Stanthorpe, QLD
Southern Downs
Australia
Maryland St. / Folkestone St.
(-28.65816, 151.93369)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Stanthorpe, QLD
Southern Downs
Australia
Maryland St. / Railway St.
(-28.65579, 151.93412)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Masku, Southwest Finland
Masku
Finland
Maskuntie / E8-Valtatie 8 SB Ramps
(60.54259, 22.12404)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Single-Lane
Masku, Southwest Finland
Masku
Finland
Maskuntie / Kankaisten kauppatie
(60.54319, 22.12029)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other (At-Grade)
Single-Lane
Masku, Southwest Finland
Masku
Finland
Maskuntie / Vanha Raumantie / Ruskontie / E8-Valtatie 8 NB Ramps
(60.54249, 22.12848)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Single-Lane
Mason, OH
Warren Co.
United States
Mason Grand Dr. / Parkmoor Dr. / Skyview Dr.
(39.35923, -84.27451)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands on four legs.
Augusta, GA
Richmond Co.
United States
Mason McKnight Jr Pkwy. / Pleasant Home Rd.
(33.49361, -82.09917)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.8363
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Mason, OH
Warren Co.
United States
Mason Montgomery Rd. / Bethany Rd.
(39.37924, -84.30723)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
49.8513
Other (At-Grade)
Single-Lane
2015 Right turn lanes on all approaches, expandable to 2 lanes. ICD estimated from Google Maps linework.
(unincorporated), TX
Fort Bend Co.
United States
Mason Rd. / Beechnut St.
(29.68438, -95.73837)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
54.8637
Other (At-Grade)
Multilane (2 Lane, unspecified)
2024
Mason, OH
Warren Co.
United States
Mason Rd. / Sarah Dr.
(39.36641, -84.31909)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
32.3170
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Green Bay, WI
Brown Co.
United States
Mason St. (STH 32-STH 54) / S. Taylor St.
(44.52414, -88.07916)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.4266
Other (At-Grade)
Multilane (2 Lane, unspecified)
2012 Series of 3 roundabouts. Opened August 31, 2012. ICD estimated from Google Maps linework.
Melbourne, VIC

Australia
Mason St. / Hansen St. / Blenheim Rd.
(-37.84046, 144.86436)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Melbourne, VIC

Australia
Mason St. / Maddox Rd. / Leslie St.
(-37.84105, 144.86968)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Melbourne, VIC

Australia
Mason St. / McIntosh Rd.
(-37.83972, 144.85870)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Greenwich, CT
Fairfield Co.
United States
Mason St. / Milbank Ave. / Fawcett Pl.
(41.02341, -73.62377)
Other
Existing
Other
None
4 Approaches
0 Driveways
28.8336
Other (At-Grade)
Single-Lane
Yield control on circulatory roadway. ICD estimated from Google Maps linework.
Melbourne, VIC

Australia
Mason St. / Mills St.
(-37.83932, 144.85507)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
North Lakes, QLD
Moreton Bay
Australia
Mason St. / Stapylton St.
(-27.23874, 153.00954)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Melbourne, VIC

Australia
Mason St. / Walker St. / Market St.
(-37.84237, 144.88189)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Raymond Terrace, NSW
Port Stephens
Australia
Masonite Rd. / Adelaide St. / Speedy Lock Ln.
(-32.78044, 151.73806)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Heatherbrae, NSW
Port Stephens
Australia
Masonite Rd. / Clayton Rd. / Camfield Dr.
(-32.78274, 151.73956)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
North Andover, MA
Essex Co.
United States
Massachusetts Ave. / Andover St. / Johnson St. / Great Pond Rd.
(42.68399, -71.11274)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
32.4844
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Green, OH
Summit Co.
United States
Massillon Rd. (SR 241) / Steese Rd.
(40.94755, -81.46524)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.5169
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 Opened August 2009. ICD estimated from Google Maps linework.
Green, OH
Summit Co.
United States
Massillon Rd. / Boettler Rd. / Franks Pkwy.
(40.95914, -81.46541)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
48.7680
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2023 https://www.crainscleveland.com/politics-policy/northeast-ohio-communities-embrace-roundabout
Green, OH
Summit Co.
United States
Massillon Rd. / Raber Rd. / (parking)
(40.96647, -81.46515)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 https://www.cityofgreen.org/413/Massillon-Road-North
Green, OH
Summit Co.
United States
Massillon Rd. / Stein Rd.
(40.97001, -81.46515)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021
Green, OH
Summit Co.
United States
Massillon Rd. / Thorn Dr. / Corporate Woods Cir.
(40.96083, -81.46530)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, 2x2 max)
2023 https://www.cityofgreen.org/CivicAlerts.aspx?AID=383&ARC=713
Calgary, AB
Alberta
Canada
Masters Ave. SE / (unknown)
(50.89765, -113.92023)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
38.4169
Other (At-Grade)
Single-Lane
2014 Year Completed estimated (2014-2015). ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada
Masters Ave. SE / (unknown)
(50.89293, -113.92034)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.6406
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Calgary, AB
Alberta
Canada
Masters Blvd. SE / Masters Ave. SE
(50.89532, -113.91853)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.1456
Other (At-Grade)
Single-Lane
2014 Year Completed estimated (2013-2014). ICD estimated from Google Maps linework.
Matakana, Auckland
Auckland
New Zealand
Matakana Rd. / Leigh Rd. / Matakana Valley Rd. / Matakana Wharf Rd.
(-36.35238, 174.71780)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Palm Coast, FL
Flagler Co.
United States
Matanzas Woods Pkwy. / (unknown)
(29.60334, -81.28551)
Roundabout
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
41.5371
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 Concentric circulatory roadway striping, posted speed limits of 15 mph in circulatory roadway. Year Completed estimated (2008-2010). ICD estimated from Google Maps linework.
Matarangi, Waikato
Thames-Coromandel
New Zealand
Matarangi Dr. / Harbour Dr.
(-36.73277, 175.65773)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Kyle, TX
Hays Co.
United States
Mather Dr. / McNaughton Dr.
(30.00871, -97.88695)
Other
Existing
All-Way Yield
None
3 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-Lane
2000 No splitter islands.
Hilton Head Island, SC
Beaufort Co.
United States
Mathews Dr. / Marshland Rd.
(32.20565, -80.70225)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
29.3065
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Hilton Head Island, SC
Beaufort Co.
United States
Mathews Dr. / Woodlake Villas / (parking lot)
(32.21220, -80.70266)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
38.3989
Other (At-Grade)
Single-Lane
2010 Year Completed estimated (2008-2011). ICD estimated from Google Maps linework.
Mount Pleasant, SC
Charleston Co.
United States
Mathis Ferry Rd. / 7th Ave. / Walt Miller St.
(32.80825, -79.89030)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.1069
Other (At-Grade)
Single-Lane
2013 Replaced two offset T-intersections. ICD estimated from Google Maps linework.
Mount Pleasant, SC
Charleston Co.
United States
Mathis Ferry Rd. / Hospital Dr. / Preservation Pl.
(32.82325, -79.85043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
29.1059
Other (At-Grade)
Single-Lane
2010 ICD estimated from Google Maps linework.
Mount Pleasant, SC
Charleston Co.
United States
Mathis Ferry Rd. / Shelmore Blvd.
(32.81177, -79.87913)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
27.1021
Other (At-Grade)
Single-Lane
1998 ICD estimated from Google Maps linework.
Mount Pleasant, SC
Charleston Co.
United States
Mathis Ferry Rd. / SR S-10-503
(32.81094, -79.88391)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
28.1061
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Eidskog, Innlandet
Eidskog
Norway
Matrandvegen / Ilagsvegen
(59.98652, 12.12551)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Ulladulla, NSW
Shoalhaven
Australia
Matron Porter Dr. / Garside Rd. / Bishop Dr.
(-35.32493, 150.46030)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Endeavour Hills, VIC
Casey
Australia
Matthew Flinders Ave. / Daniel Solander Dr. / Raymond McMahon Blvd.
(-37.97815, 145.25735)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Endeavour Hills, VIC
Casey
Australia
Matthew Flinders Ave. / Monkhouse Dr. / (shopping centre entrance)
(-37.97644, 145.25769)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Charlotte, NC
Mecklenburg Co.
United States
Matthews Farm Ln. / Waverly Walk Ave.
(35.04892, -80.76649)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.2880
Other (At-Grade)
Single-Lane
2016 ICD estimated from Google Maps linework.
Berkeley, CA
Alameda Co.
United States
Matthews St. / Blake St.
(37.86053, -122.28713)
Traffic Calming Circle
Existing
All-Way Stop
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Stallings, NC
Union Co.
United States
Matthews Weddington Rd. / Chestnut Ln.
(35.06272, -80.72727)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
44.1960
Other (At-Grade)
Multilane (2 Lane, unspecified)
2020 Year Completed estimated (2019-2021).
Mansfield, GA
Newton Co.
United States
Mattie Ct.
(33.58092, -83.69798)
Traffic Calming Circle
Existing
Uncontrolled
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Kelly Plantation, FL
Okaloosa Co.
United States
Matties Way / Sand Myrtle Way
(30.40372, -86.44430)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Riihimäki, Tavastia Proper
Riihimäki
Finland
Mattilantie / Konepajankatu / Uusi Herajoentie
(60.72325, 24.74915)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Riihimäki, Tavastia Proper
Riihimäki
Finland
Mattilantie / Tehtaankatu / Yritystie
(60.72157, 24.74318)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Colchester, England
Essex
United Kingdom
Maudlyn Rd. / Ventura Dr.
(51.88383, 0.92419)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Hamilton, Waikato
Hamilton
New Zealand
Maui St. / McKee St.
(-37.72709, 175.22005)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Monclova, OH
Lucas Co.
United States
Maumee Western Rd. (Alt US 20) / Weckerly Rd.
(41.57377, -83.76683)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2020 https://www.facebook.com/ODOTD2/videos/270315400976897/
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.
Mount Maunganui, Bay of Plenty
Tauranga
New Zealand
Maunganui Rd. / Golf Rd. / Hewletts Rd.
(-37.66471, 176.20811)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signal/Beacon
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Rail crossing on southwest leg.
Mount Maunganui, Bay of Plenty
Tauranga
New Zealand
Maunganui Rd. / Prince Ave.
(-37.63792, 176.18326)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mount Maunganui, Bay of Plenty
Tauranga
New Zealand
Maunganui Rd. / Salisbury Ave. / Banks Ave.
(-37.63967, 176.18409)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Lethbridge, AB
Alberta
Canada
Mauretania Rd. / (unknown)
(49.67145, -112.90948)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
40.0000
Other (At-Grade)
Single-Lane
2012 Merging right-turn bypass lane on west leg.
Aurora, ON
York
Canada
Mavrinac Blvd. / Borealis Ave. / Tonner Crescent
(44.01396, -79.43669)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0000
Other (At-Grade)
Single-Lane
2009
Aurora, ON
York
Canada
Mavrinac Blvd. / Spring Farm Rd. / Collingwood Ct.
(44.01725, -79.43922)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0000
Other (At-Grade)
Single-Lane
2009
Mawson Lakes, SA
Salisbury
Australia
Mawson Lakes Blvd. / Brookside Dr. / Jacaranda Grove
(-34.81228, 138.60859)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mawson Lakes, SA
Salisbury
Australia
Mawson Lakes Blvd. / Garden Terrace / Peninsula Dr.
(-34.81110, 138.61489)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mawson Lakes, SA
Salisbury
Australia
Mawson Lakes Blvd. / Kingfisher Ave. / Park Way
(-34.81898, 138.61142)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mawson Lakes, SA
Salisbury
Australia
Mawson Lakes Blvd. / Shearwater Dr. / Sheaoak Dr.
(-34.81632, 138.60779)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Mawson Lakes, SA
Salisbury
Australia
Mawson Lakes Blvd. / The Strand / Parkview Dr.
(-34.81104, 138.61102)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Kitchener, ON
Waterloo
Canada
Max Becker Dr. / (unknown)
(43.40516, -80.50125)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.0000
Other (At-Grade)
Single-Lane
2002 Year Completed estimated (2001-2005).
Boulder, CO
Boulder Co.
United States
Maxwell Ave. / 6th St.
(40.02176, -105.28860)
Traffic Calming Circle
Existing
One-Way/Two-Way Stop
None
4 Approaches
0 Driveways
12.8046
Other (At-Grade)
Single-Lane
ICD estimated from Google Maps linework.
Blenheim, Marlborough
Marlborough
New Zealand
Maxwell Rd. / Seymour St.
(-41.51535, 173.95483)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
South Penrith, NSW
Penrith
Australia
Maxwell St. / Birmingham Rd.
(-33.77334, 150.69568)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
South Penrith, NSW
Penrith
Australia
Maxwell St. / Evan St.
(-33.77361, 150.69759)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
South Penrith, NSW
Penrith
Australia
Maxwell St. / Fragar Rd.
(-33.77491, 150.70636)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-lane w/ Traversable Central Island
Ottoway, SA
Port Adelaide Enfield
Australia
May Terrace / Agnes St.
(-34.84482, 138.53574)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Ottoway, SA
Port Adelaide Enfield
Australia
May Terrace / Cleveland Terrace
(-34.84739, 138.53147)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Ottoway, SA
Port Adelaide Enfield
Australia
May Terrace / Milburn St.
(-34.84391, 138.53727)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other (At-Grade)
Single-Lane
Hercules, CA
Contra Costa Co.
United States
Maybeck Ln. / Craftsman Dr.
(38.02209, -122.26706)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
McEwen, TN
Williamson Co.
United States
Mayfield Dr. / Walters Ave. / Broadwell Cir.
(35.95380, -86.80015)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
No splitter islands on north and south legs.
Alpharetta, GA
Fulton Co.
United States
Mayfield Rd. / Bates Rd. / Cornerstone Way
(34.09215, -84.31308)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
24.3840
Other (At-Grade)
Single-Lane
2015 Year Completed estimated (2015-2016).
Alpharetta, GA
Fulton Co.
United States
Mayfield Rd. / Bethany Rd.
(34.09600, -84.32629)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2020 Yield-controlled right-turn bypass lane on south leg.