Roundabouts Database Index

29483 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
Glasgow, Scotland North Lanarkshire United Kingdom	B8048 / Craiglinn Park Rd. (55.94389, -4.02620)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glasgow Prestwick International Airport, Scotland South Ayrshire United Kingdom	A79 / Younger Dr. / (parking) (55.50821, -4.61315)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, 2x2 max)		Entrance to Glasgow Prestwick International Airport.
Glastonbury, CT Hartford Co. United States	Hebron Ave. / House St. (41.71357, -72.60121)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 27.6378	Other (At-Grade) Single-Lane	2018	ICD estimated from Google Maps linework.
Glastonbury, CT Hartford Co. United States	Hebron Ave. / New London Turnpike (41.71295, -72.60499)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 15.1564	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Gledswood Hills, NSW Camden Australia	Gledswood Hills Dr. / Pleasant Circuit / Silvester Way (-34.01413, 150.78543)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gledswood Hills, NSW Camden Australia	Gledswood Hills Dr. / Caballo St. / Crest Rd. (-34.01401, 150.78363)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Allen, VA Henrico Co. United States	Opaca Ln. / Westward Pl. (37.68253, -77.57561)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 26.4657	Other (At-Grade) Single-Lane	2015	Year Completed estimated (2014-2016). ICD estimated from Google Maps linework.
Glen Allen, VA Henrico Co. United States	Greenwood Rd. / Woodman Rd. (37.67146, -77.48272)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2020	Add-lane right-turn bypass lane on west leg; yield-controlled right-turn-only lane on south leg. https://www.facebook.com/henricova/videos/159967112559967/?redirect=false
Glen Alpine, NSW Campbelltown Australia	Menangle Rd. / Glen Alpine Dr. (-34.07838, 150.78399)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Alpine, NSW Campbelltown Australia	Glen Alpine Dr. / Heritage Way / Mount Huon Circuit (-34.07929, 150.78711)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Alpine, NSW Campbelltown Australia	Glen Alpine Dr. / Gledswood Pl. (-34.08356, 150.78963)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Alpine, NSW Campbelltown Australia	Glen Alpine Dr. / Heritage Way / Glenavon Pl. (-34.08660, 150.78687)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Alpine, NSW Campbelltown Australia	Heritage Way / Mount Sugarloaf Dr. (-34.09080, 150.77915)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Alpine, NSW Campbelltown Australia	Englorie Park Dr. / Mount Sugarloaf Dr. (-34.09680, 150.78109)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glen Alpine, NSW Campbelltown Australia	Englorie Park Dr. / Copperfield Dr. / Heritage Way (-34.08694, 150.78860)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glen Burnie, MD Anne Arundel Co. United States	George Clausse Blvd. / (parking access) (39.14768, -76.64935)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.3442	Other (At-Grade) Single-Lane	2008	RT lanes on eastbound and northbound approaches. Part of shopping center. ICD estimated from Google Maps linework.
Glen Burnie, MD Anne Arundel Co. United States	Hancock Ln. / Mayflower Cir. (39.14357, -76.62097)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown
Glen Ellyn, IL DuPage Co. United States	Crescent Blvd. / Crescent Ct. / Park Row (41.87975, -88.05899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.9936	Other (At-Grade) Single-Lane	2015	Compact urban roundabout - T-intersection with fourth leg between top and stem of T. Providing a means for legal U-turns was an important factor in selection of a roundabout here.
Glen Innes, NSW Glen Innes Severn Australia	A15 (Church St.) / B76 (Meade St.) (-29.73736, 151.73823)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Innes, NSW Glen Innes Severn Australia	B76 (Ferguson St.) / Grey St. (-29.73530, 151.73610)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Innes, NSW Glen Innes Severn Australia	A15 (Church St.) / Oliver St. (-29.74724, 151.73640)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Innes, NSW Glen Innes Severn Australia	Meade St. / Grey St. (-29.73702, 151.73579)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Innes, NSW Glen Innes Severn Australia	Wentworth St. / Grey St. (-29.74100, 151.73508)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glen Osmond, SA Burnside Australia	Sunnyside Rd. / Gilles Rd. (-34.95706, 138.65271)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Glen Waverley, VIC Monash Australia	Kingsway / Bogong Ave. (-37.88195, 145.16336)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Glen Waverley, VIC Monash Australia	Capital Ave. / Westlands Rd. (-37.87002, 145.17946)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Glenarden, MD Prince George's Co. United States	Campus Way N / McHugh Dr. (38.92127, -76.84944)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Inside shopping center. No splitter islands on northwest and southeast legs.
Glenarden, MD Prince George's Co. United States	Campus Way N / Woodmore Center Dr. (38.92263, -76.84787)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Inside shopping center. No splitter islands on northwest and southeast legs.
Glenarden, MD Prince George's Co. United States	Ruby Lockhart Blvd. / Campus Way (38.92345, -76.84696)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, unspecified)	2011
Glenarden, MD Prince George's Co. United States	Ruby Lockhart Blvd. / Evarts St. / Sir Michael Pl. (38.92506, -76.84953)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 48.7680	Other (At-Grade) Multilane (2 Lane, unspecified)	2011	Double left-turn and double right-turn movements.
Glencoe, MN McLeod Co. United States	16th St. E / 110th St. / Falcon Ave. / Morningside Dr. (44.77578, -94.13155)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 38.1000	Other (At-Grade) Single-Lane	2022	Year Completed estimated (2020-2022).
Glendale, AZ Maricopa Co. United States	N 87th Ave. / W Montebello Ave. / (parking) (33.51695, -112.24749)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2019	New city collector street, private developer funded.
Glendale, AZ Maricopa Co. United States	W Luke Ave. / N 89th Ave. (33.51770, -112.25141)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	Single lane, fully mountable central island, mini-roundabout with a 17' wide circulating lane.
Glendale, AZ Maricopa Co. United States	W Montebello Ave. / N 89th Ave. (33.51876, -112.25064)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2023	Single lane roundabout with 18' wide circulating lane on a new city collector street. Developer funded.
Glendale, AZ Maricopa Co. United States	N 89th Ave. / W Vermont Ave. (33.51450, -112.25158)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 27.4317	Other (At-Grade) Single-Lane	2023
Glendale, AZ Maricopa Co. United States	(Glendale Heroes Regional Park road) / (parking) (33.52526, -112.23376)	Other Existing	Other None	3 Approaches 0 Driveways 48.7680	Other (At-Grade) Single-Lane	2022	18' wide circulating lane, including bike lane. No splitter islands other than painted areas flush to the pavement surface. One approach has no yield control.
Glendale, NSW Lake Macquarie Australia	Glendale Dr. / Stockland Dr. (-32.93438, 151.64732)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glendenning, NSW Blacktown Australia	Lamb St. / Adrienne St. (-33.74569, 150.85128)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Glendenning, NSW Blacktown Australia	Lamb St. / Glendenning Rd. (-33.74614, 150.85364)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenelg, MD Howard Co. United States	Pfefferkorn Rd. / Fox Stream Way / Old Rover Rd. (39.29067, -76.99226)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 28.9560	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2004-2005).
Glenelg, SA Holdfast Bay Australia	Anzac Hwy. / Chappell Dr. / Colley Terr. (-34.97670, 138.51215)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glenelg, MD Howard Co. United States	Burntwoods Rd. (MD 932B) / Ten Oaks Rd. (MD 932C) (39.27315, -76.98805)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.9074	Other (At-Grade) Single-Lane	2008	ICD estimated from Google Maps linework.
Glenelg, MD Howard Co. United States	Ten Oaks Rd. / Pfefferkorn Rd. / MD 32 SB Ramps (39.27615, -76.98641)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 32.3587	Freeway Ramps (Grade-Separated) Single-Lane	2008	ICD estimated from Google Maps linework.
Glenelg, MD Howard Co. United States	Triadelphia Rd. / Ten Oaks Rd. (39.26399, -76.98621)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 32.0040	Other (At-Grade) Single-Lane	2000	Year Completed estimated (1992-2002).
Glenella, QLD Mackay Australia	Glenella Rd. / Hill End Rd. / Sweeney Ct. (-21.12164, 149.14924)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Glenella, QLD Mackay Australia	Hicks Rd. / Highway Plaza / Francey Dr. (-21.12549, 149.15641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenella, QLD Mackay Australia	A1 (Bruce Hwy.) / Mackay Ring Rd. (-21.11560, 149.12910)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glenella, QLD Mackay Australia	Sugarshed Rd. / Heaths Rd. / Glenella Rd. / Glenella Connection Rd. (-21.12870, 149.14858)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenfield, Auckland Auckland New Zealand	Chartwell Ave. / Bentley Ave. (-36.78154, 174.72956)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Glenfield, NSW Campbelltown Australia	Harrow Rd. / Belmont Rd. (-33.97548, 150.90405)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Glenfield, NSW Campbelltown Australia	Harrow Rd. / Fawcett St. (-33.97945, 150.90326)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Glenfield Park, NSW Wagga Wagga Australia	Fernleigh Rd. / Pinaroo Dr. (-35.12985, 147.33600)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Glenhaven, NSW The Hills Shire Australia	Grange Rd. / Fullers Rd. (-33.70671, 151.00615)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Glenmont, NY Albany Co. United States	Rte 9W / Fuera Bush Rd. / Glenmont Rd. (42.60187, -73.79182)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	https://www.timesunion.com/news/article/New-Bethlehem-roundabout-befuddles-some-drivers-16713839.php#photo-21842438
Glenmore Park, NSW Penrith Australia	Bradley St. / Glenmore Ridge Dr. / Edgewater Dr. (-33.80463, 150.68890)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Mulgoa Rd. / Glenmore Pkwy. (-33.77611, 150.66399)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Floribunda Ave. / Sir John Jamison Circuit (-33.77952, 150.66455)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Kenneth Slessor Dr. (-33.77958, 150.66769)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Allison Dr. (-33.78231, 150.66955)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Morrison St. (-33.78669, 150.66980)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Camellia Ave. (-33.78842, 150.66758)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / Glengarry Dr. (-33.79234, 150.69035)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Glenmore Pkwy. / St Andrews Dr. (-33.79225, 150.68847)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Elliptical shaped.
Glenmore Park, NSW Penrith Australia	Bradley St. / Glengarry Dr. / Middleridge Dr. (-33.80506, 150.69149)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	Shearwater Dr. / Ridgetop Dr. (-33.79475, 150.67719)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenmore Park, NSW Penrith Australia	A9 (The Northern Rd.) / Glenmore Pkwy. / Wentworth Rd. (-33.79372, 150.69909)	Roundabout Removed	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glenning Valley, NSW Central Coast Australia	B74 (Wyong Rd.) / Pindarri Ave. (-33.35134, 151.43328)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glennville, GA Tattnall Co. United States	US 25-US 301 (S Downing Musgrove Hwy.) / GA 196 / Milefield Rd. (31.91267, -81.94161)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane	2022
Glenorchy, TAS Glenorchy Australia	Elwick Rd. / King George V Ave. (-42.83316, 147.27938)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Glenorchy, TAS Glenorchy Australia	Tolosa St. / Brent St. / Vieste St. (-42.84071, 147.26976)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenorchy, TAS Glenorchy Australia	Chapel St. / Pitcairn St. (-42.83610, 147.26708)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Single-Lane
Glenorchy, TAS Glenorchy Australia	Tolosa St. / Bowden St. (-42.83558, 147.27313)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenorchy, TAS Glenorchy Australia	Eady St. / Barry St. (-42.83581, 147.27688)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glenorchy, TAS Glenorchy Australia	Tolosa St. / Barossa Rd. (-42.84263, 147.26843)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways	Other (At-Grade) Single-Lane
Glenroy, NSW Albury Australia	Ryan Rd. / Burrows Rd. / Watson St. / Chenery St. (-36.06073, 146.91499)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Glens Falls, NY Warren Co. United States	Rte 9 / Rte 9L / Hudson St. (43.30951, -73.64399)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2007	Urban, downtown environment. Symbolic black-on-orange 540-degree turn sign for trucks to make right turn around central island from south leg to southeast leg.
Glenview, IL Cook Co. United States	Patriot Blvd. / (parking) (42.10673, -87.82186)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-lane w/ Traversable Central Island	2023	Add-lane right-turn bypass lane on north leg. https://www.glenview.il.us/index.php?section=newsroom&prrid=5
Glenville, WV Gilmer Co. United States	US 33-US 119 (N Lewis St.) / College St. / Mineral Rd. (38.93864, -80.82899)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2021	https://www.wvnews.com/news/wvnews/glenville-west-virginia-roundabout-5th-in-state-opens-to-traffic/article_c975dda2-429c-50f2-bc38-5aa70b5cbff7.html
Glenwood, MN Pope Co. United States	STH 55 / 160th St. (45.67198, -95.38264)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 45.7200	Other (At-Grade) Single-lane w/ Traversable Central Island	2021	https://content.govdelivery.com/accounts/MNDOT/bulletins/2f8b35e
Glenwood, MD Howard Co. United States	Burntwoods Rd. / Sharp Rd. (39.27702, -77.00369)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.5847	Other (At-Grade) Single-Lane	2006	Adjacent to Glenelg High School. ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	Midland Ave. / 27th St. / (unknown) (39.52449, -107.32718)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 35.0074	Other (At-Grade) Single-Lane	2009	Year Completed estimated (2006-2011). Fourth approach to new subdivision added 2015-2017. ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	Mel Ray Rd. / I-70 WB Ramps / US 6 (39.56142, -107.36127)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways 44.1965	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	Mel Ray Rd. / I-70 EB Ramps / Midland Ave. / Riverine Rd. (39.56019, -107.36139)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 46.9595	Freeway Ramps (Grade-Separated) Multilane (2 Lane, unspecified)	2006	1 of 2 at Exit 114 on I-70, observed under construction in 2005. ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	US 6 (6th St.) / Laurel St. / N River Dr. (39.55027, -107.32708)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.7572	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Glenwood Springs, CO Garfield Co. United States	27th St. / Grand Ave. (39.52536, -107.32501)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 29.8704	Other (At-Grade) Single-Lane	2020	https://www.postindependent.com/news/27th-street-roundabout-a-tight-turn-for-full-size-semi-trucks-other-vehicles-ok-city-officials-say/
Glenwood Springs, CO Garfield Co. United States	E Meadows Dr. / (parking) (39.55340, -107.34114)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Glenwood Springs, CO Garfield Co. United States	W Meadows Dr. / (parking) (39.55567, -107.34547)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2005	Year Completed estimated (2002-2005).
Glenwood Springs, CO Garfield Co. United States	N River St. / (parking) (39.54920, -107.32567)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 25.9080	Other (At-Grade) Single-lane w/ Traversable Central Island	2018	Underneath SR 82. Year Completed estimated (2017-2018).
Glenwood Springs, CO Garfield Co. United States	Airport Rd / MIdland Rd / Four Mile Rd / (unknown) (39.50807, -107.31691)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021	Year Completed estimated (2021-2023).
Gliwice, Śląskie Gliwice Poland	Bojkowska / Macieja Płażyńskiego (50.27150, 18.68597)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Gliwice, Śląskie Gliwice Poland	Bojkowska / Południowa Obwodnica Gliwic (50.26698, 18.68856)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Gliwice, Śląskie Gliwice Poland	Kresowa / Leona Wyczółkowskiego / Kozielska (50.31613, 18.59294)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Oversize-overweight (OSOW) truck passage through central island.
Gliwice, Śląskie Gliwice Poland	Leona Wyczółkowskiego / Antonio Gaudiego / Jana Gutenberga (50.32051, 18.59725)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gliwice, Śląskie Gliwice Poland	rondo Generała Andersa [Kozielska / Łabędzka / Generała Władysława Andersa] (50.30499, 18.63276)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Yield-controlled right-turn bypass lanes on east and west legs with difficult view angles.
Glocester, RI Providence Co. United States	Putnam Pike (US 44) / RI-102 (41.91536, -71.67162)	Roundabout Existing	All-Way Yield Unknown	3 Approaches 0 Driveways 25.7734	Other (At-Grade) Single-Lane	2017	ICD estimated from Google Maps linework.
Gloggnitz, Lower Austria Neunkirchen Austria	B27 (Semmeringstraße - Hauptstraße) / Hoffeldstraße / (parking) (47.67144, 15.93143)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gloucester, MA Essex Co. United States	Washington St / Middle St (42.61204, -70.66700)	Traffic Calming Circle Existing	Uncontrolled None	4 Approaches 0 Driveways 25.4902	Other (At-Grade) Single-Lane		Pavement markings done around 2013, on-street parking at traffic circle ICD estimated from Google Maps linework.
Gloucester, VA Gloucester Co. United States	W Main St. / Waltons Ln. / Fox Centre Pkwy. (37.39841, -76.52674)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 37.9525	Other (At-Grade) Single-Lane	2005	West of Route 17, near Walmart and Home Depot retail. ICD estimated from Google Maps linework.
Gloucester, MA Essex Co. United States	Grant Circle [Rte 128 (Yankee Division Hwy) / Rte 127 / Washington St.] (42.62204, -70.67609)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 114.3000	Other (At-Grade) Multilane (2 Lane, unspecified)	1952
Gloucester, MA Essex Co. United States	Blackburn Circle [Rte 128 (Yankee Division Hwy) / Dory Rd. / School House Rd.] (42.62497, -70.66152)	Rotary Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 175.2600	Other (At-Grade) Multilane (2 Lane, unspecified)	1958