Roundabouts Database Index

28782 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
Thunder Bay, ON Thunder Bay Canada	Edward St. / Redwood Ave. (48.39410, -89.27780)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)	2021	https://www.thunderbay.ca/en/city-services/roundabout.aspx
Salisbury, MD Wicomico Co. United States	Marquis Ave. / Jim Morton Dr. (38.39154, -75.61826)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Salisbury, MD Wicomico Co. United States	Marquis Ave. / Victoria Park Dr. (38.39301, -75.61582)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Salisbury, MD Wicomico Co. United States	Clocktower Circle (38.35831, -75.63787)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Salisbury, MD Wicomico Co. United States	Oakside Circle (38.33106, -75.60338)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Fruitland, MD Wicomico Co. United States	Porter Pkwy. / Lena Ln. (38.31160, -75.60578)	Other Existing	Unknown Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Fruitland, MD Wicomico Co. United States	Chelsea Ann Ln. (38.30963, -75.61094)	Other Existing	Unknown Unknown	2 Approaches 2 Driveways 0.0000	Other (At-Grade) Single-Lane
Ottawa, ON Ottawa Canada	(unknown) (45.28965, -75.90432)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Within shopping centre. Year Completed estimated (2009-2012).
Ottawa, ON Ottawa Canada	(unknown) (45.28800, -75.90712)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.0000	Other (At-Grade) Single-Lane	2011	Within shopping centre. Year Completed estimated (2009-2012).
Ottawa, ON Ottawa Canada	Abbott St. / Cranesbill Rd. / Rouncey Rd. (45.28287, -75.88916)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 36.0000	Other (At-Grade) Single-Lane	2018
Chillum, MD Prince George's Co. United States	Oglethorpe St. / 20th Ave. (38.96225, -76.97495)	Other Existing	Unknown Unknown	2 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Abingdon, MD Harford Co. United States	Laurel Bush Rd. / E Wheel Rd. (39.49411, -76.31652)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2010	Year Completed estimated (2009-2011).
Proserpine, QLD Whitsunday Australia	Main St. / Chapman St. (-20.40178, 148.58322)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Proserpine, QLD Whitsunday Australia	Lagoon Blvd. / Honey Myrtle St. / Blue Gum St. (-20.41021, 148.58085)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Beach Rd. / (TAFE campus entrance) (-20.27713, 148.69641)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Pandanus Dr. (-20.27707, 148.69339)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cannonvale, QLD Whitsunday Australia	SR 59 (Proserpine Shute Harbour Rd.) / Tropic Rd. N (-20.28217, 148.68946)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Clinton, QLD Gladstone Australia	Kirkwood Rd. / Little Creek Blvd. / Harvey Rd. (-23.88966, 151.21990)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
New Auckland, QLD Gladstone Australia	Kirkwood Rd. / Kakadu Way (-23.88969, 151.22857)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Norman Gardens, QLD Rockhampton Australia	Norman Rd. / Springfield Dr. (-23.32728, 150.53095)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Gracemere, QLD Rockhampton Australia	Rosewood Ave. / Breakspear St. (-23.45075, 150.47037)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Gracemere, QLD Rockhampton Australia	Lillypilly Ave. / Chatterton Blvd. (-23.45591, 150.46623)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane		Elliptical shaped.
Emu Park, QLD Livingstone Australia	Emu Park Rd. / Hartley St. (-23.26008, 150.81922)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Nabiac, NSW Mid-Coast Australia	Wallanbah Rd. / A1 (Pacific Hwy.) Ramps / Candoormakh Crescent (-32.09909, 152.37401)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Buchanan, NSW Cessnock Australia	B68 (John Renshaw Dr.) / George Booth Dr. / Buchanan Rd. (-32.83043, 151.52779)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hamina, Kymenlaakso Hamina Finland	Valtatie 371 (Husupyölintie - Kouvolantie) / Valtatie 26 (Puuropytyntie) / Töytärintie (60.59688, 27.16976)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Mustamäe, Harjumaa Tallinn Estonia	Keskuse / Mustamäe tee (59.40087, 24.67728)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Tapa, Lääne-Virumaa Tapa vald Estonia	T5 (Paide manatee) / Ambla maantee (59.25727, 25.94268)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Voronezh, Voronezh Voronezh Russia	Transportnaya ulitsa / ulitsa 45 Strelkovoy Divizii (51.69209, 39.20862)	Other Existing	Other None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)		Circulatory roadway yield to entry.
Kharkiv, Kharkiv Kharkiv Raion Ukraine	bulvar Serhiia Hrytsevtsia / (M3-M6-E40 connector) (49.93177, 36.43507)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
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)
Verona, Veneto Verona Italy	Via Enzo Ferrari / Via Cason (45.43353, 10.93419)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sønderborg, South Denmark Sønderborg Denmark	Sekundærrute 401 (Hørtoftvej - Egernsundvej) / Hørtoftvej / Stenderupvej (54.92173, 9.72460)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sønderborg, South Denmark Sønderborg Denmark	Sekundærrute 401 (Egernsundvej) / Sekundærrute 481 (Amtsvejen) / Flensborg Landevej (54.91184, 9.70699)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Sønderborg, South Denmark Sønderborg Denmark	Sekundærrute 481 (Amtsvejen) / Broagervej / Sottrupvej (54.91955, 9.68219)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Algueirão–Mem Martins, Lisbon Sintra Portugal	N250-1 / A16 EB Ramps (38.81521, -9.33903)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Algueirão–Mem Martins, Lisbon Sintra Portugal	N250-1 (Estrada da Granja do Marquês) / Estrada da Granja do Marquês / Avenida Amália Rodrigues (38.81503, -9.33605)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Algueirão–Mem Martins, Lisbon Sintra Portugal	Estrada do Algueirão / Avenida Amália Rodrigues (38.80616, -9.33720)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
(unincorporated), OH Delaware Co. United States	Peachblow Rd. / North Rd. (40.22705, -83.02061)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 39.6240	Other (At-Grade) Single-Lane	2021	https://www.delgazette.com/news/91185/new-roundabout-nears-completion
River Terrace, OR Washington Co. United States	SW River Terrace Blvd. / SW Appledale Rd. (45.42317, -122.84929)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 36.5760	Other (At-Grade) Single-Lane	2018
Bettystown, Co Meath Ireland	R150 (Triton Rd. - Eastham Heights) / Narroways / Spine Rd. (53.69666, -6.25132)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Central Sefton, England Sefton United Kingdom	A565 (Formby Bypass) / B5424 (Liverpool Rd.) (53.54428, -3.04817)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Ormskirk, England Lancs United Kingdom	A59 (Holborn Hill - County Rd.) / B5319 (Aughton St.) / B5197 (Saint Anne's Rd.) / Cottage Ln. (53.56386, -2.89428)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Birkenhead, England Wirral United Kingdom	A5027 (Duke St.) / B5146 (Corporation Rd.) (53.40144, -3.03576)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Birkenhead, England Wirral United Kingdom	A5030 (Cleveland St.) / B5146 (Corporation Rd.) / Cavendish St. (53.40136, -3.04123)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Bromborough, England Wirral United Kingdom	Old Hall Rd. / Bassendale Rd. / Riverwood Rd. (53.33263, -2.96792)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Bebington, England Wirral United Kingdom	King's Rd. / Broadway / King's Ln. (53.36149, -3.02644)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Birkenhead, England Wirral United Kingdom	A41 (Rock Ferry Bypass - New Chester Rd.) / Campbeltown Rd. / B5136 (Wirral Circular Trl.) (53.37721, -3.01003)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Chester, England Cheshire United Kingdom	Fountains Roundabout [A5116 (Saint Oswalds Way - Saint Martin's Way) / A540 (Upper Northgate St.)] (53.19537, -2.89392)	Signalized Roundabout/Circle Existing	Signal None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Quito, Pichincha Quito Canton Ecuador	Avenida Hugo Ortiz / Calle Cacha (-0.24253, -78.53082)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Nairobi, Nairobi Kenya	Naivasha Rd. / Kapenguria Rd. (-1.26498, 36.72124)	Other Existing	Uncontrolled None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
St. Petersburg, St. Petersburg City Saint Petersburg Russia	Severnaya ploshchad' [Severnyy prospekt / Grazhdanskiy prospekt] (60.02204, 30.40677)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Hamina, Kymenlaakso Hamina Finland	Sibeliuskatu / Kekkosenkatu / Erottajankatu / Siltakatu (60.56352, 27.20404)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Hamina, Kymenlaakso Hamina Finland	Merikatu / Maariankatu / Kubbenkatu (60.56522, 27.19233)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Szombathely, Vas Szombathelyi járás Hungary	Rte 87 (11-es huszár út - Repülők útja) / Saághy István utca / 11-es huszár út / (shopping centre entrance) (47.25329, 16.61572)	Roundabout Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Szombathely, Vas Szombathelyi járás Hungary	Rte 87 / Rte 89 (47.26545, 16.60990)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Strzemieszyce Małe, Śląskie Dąbrowa Górnicza Poland	DW790 / Koksownicza (50.33137, 19.31482)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Leer (East Friesland), Lower Saxony Leer Germany	Bavinkstraße / Osseweg / Hoheellernweg (53.22933, 7.47357)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budakalász, Pest Szentendrei járás Hungary	Luppa-szigeti út / (shopping centre entrance) (47.61942, 19.06998)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Budakalász, Pest Szentendrei járás Hungary	Szentendrei út / József Attila utca / Káposztás köz (47.62235, 19.04947)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Pomáz, Pest Szentendrei járás Hungary	József Attila utca / Árpád fejedelem útja / Rákóczi Ferenc utca / Vasút utca (47.64304, 19.03099)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Szigetszentmiklós, Pest Szigetszentmiklósi járás Hungary	Elkerülő út / Fövenykúti út (47.37085, 19.03254)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Chandigarh, CH Chandigarh India	Jan Marg / Udyog Path (30.73974, 76.77425)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Chandigarh, CH Chandigarh India	Madhya Marg / Udyan Path (30.75297, 76.78051)	Unknown Existing	Unknown Unknown	4 Approaches 0 Driveways	Other (At-Grade) Unknown
Farragut, TN Knox Co. United States	Virtue Rd. / Needlegrass Ln. (35.86015, -84.18403)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 33.5280	Other (At-Grade) Single-Lane	2019	https://www.knoxtntoday.com/virtue-road-roundabout-is-a-win-win-project/
Koszalin, Zachodniopomorskie Koszalin Poland	Rondo Kardynała Ignacego Jeża [E28 (Juliana Fałata - Gdańska) / DW206 (Orląt Lwowskich) / Jana Pawła II ] (54.20171, 16.19787)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Brockton, MA Plymouth Co. United States	N Quincy St. / Boundary Ave. / Chestnut St. (42.12289, -71.00124)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2021
Budapest, Budapest Hungary	Megyeri út / Homoktövis utca (47.59411, 19.11290)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Dresden, Saxony Dresden Germany	Spitzwegstraße / Wilhelm-Franke-Straße (51.01578, 13.76823)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Innsbruck, Tyrol Innsbruck-Stadt Austria	Grabenweg / Griesauweg (47.26488, 11.43741)	Roundabout Existing	All-Way Yield None	4 Approaches 1 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hørsholm, Capital Region Hørsholm Denmark	Sekundærrute 229 (Usserød Kongevej) / Ådalsvej (55.90031, 12.48264)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Hørsholm, Capital Region Denmark	Sekundærrute 229 (Hørsholm Kongevej) / Dr. Neergaards Vej (55.86870, 12.49866)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
VE, Veneto Venice Italy	E55 (Via Romea) / SR11 (Via Padana) / SP81 (Via Cittadella) (45.45001, 12.20659)	Rotary Existing	All-Way Yield None	5 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
Fossò, Veneto Venice Italy	SP17 (Via Roma) / SP12 (Via Provinciale Nord) (45.38570, 12.04852)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Vigonovo, Veneto Venice Italy	SP17 (Via Veneto - Via Pava) / Via Cesare Battisti (45.38650, 12.01747)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Ronchi dei Legionari, Friuli-Venezia Giulia Gorizia Italy	SS14 (Via Aquileia) / SS677 / SP19 (45.82162, 13.49286)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (3+ Lane)
San Canzian d'Isonzo, Friuli-Venezia Giulia Gorizia Italy	SS14 (Via Cesare Battisti) / SP1 (Via Turriaco) / SP2 (Via Primo Maggio) (45.80803, 13.44008)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Cockeysville, MD Baltimore Co. United States	Lord Byron Ln. / Duke of York Ln. (39.46487, -76.63164)	Other Existing	Unknown Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Monfalcone, Friuli-Venezia Giulia Gorizia Italy	SS14 (Via Arrigo Boito - Via Cesare Augusto Colombo) / Via Timavo (45.80157, 13.55238)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Trieste, Friuli-Venezia Giulia Trieste Italy	E61 (Via Nazionale - Strada per Vienna) / SP1 (Via di Prosecco) / Via dei Salici (45.68781, 13.78864)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-Lane
St Simons Island, GA Glynn Co. United States	Kings Way / Frederica Rd. / Retreat Ave. (31.14561, -81.40034)	Roundabout Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Unknown	2021	Year Completed estimated (2019-2021).
Prato, Tuscany Prato Italy	SS719 (Viale Leonardo da Vinci) / Via dei Trebbi (43.88389, 11.04078)	Rotary Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Prato, Tuscany Prato Italy	Via dei Trebbi / Via per le Case Nuove / Via Renzo degli Innocenti (43.88486, 11.04365)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways	Other (At-Grade) Single-lane w/ Traversable Central Island
Perry Hall, MD Baltimore Co. United States	Scott Moore Way / Honeygo Center Dr. (39.40491, -76.44142)	Other Existing	All-Way Yield Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane		Pedestrian access to central island.
Perry Hall, MD Baltimore Co. United States	Georgia Belle Dr. / Fragrence Way / Harcrest Way (39.40467, -76.42700)	Other Existing	All-Way Yield Unknown	4 Approaches 4 Driveways 0.0000	Other (At-Grade) Single-Lane
Manchester, MD Carroll Co. United States	Fridinger Mill Rd. / Millie Way / Hallie Ave. (39.67369, -76.89427)	Other Existing	All-Way Yield Unknown	4 Approaches 0 Driveways 24.3840	Other (At-Grade) Single-Lane		Painted splitter islands on three legs; no splitter island on fourth leg.
Long Reach, MD Howard Co. United States	Shining Oceans Way / Dried Earth Blvd. (39.18977, -76.80673)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Clarksville, MD Howard Co. United States	Running Fence Ln. / Preakness Circle Ln. (39.22640, -76.94374)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2010
Clarksville, MD Howard Co. United States	Preakness Circle Ln. / Watkins Bridge Ln. (39.22880, -76.94308)	Roundabout Existing	All-Way Yield None	3 Approaches 1 Driveways 30.4800	Other (At-Grade) Single-Lane	2010
Clarksville, MD Howard Co. United States	Watkins Bridge Ln. / Holly Creek Ln. (39.22939, -76.94583)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways 30.4800	Other (At-Grade) Single-Lane	2010
Florence, Tuscany Florence Italy	Via di Novoli / Via Enrico Forlanini (43.78982, 11.22842)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Multilane (2 Lane, unspecified)
Clarksville, MD Howard Co. United States	Northern Bell Way / Bee Frances Way / Catherine Close Rd. (39.23232, -76.97091)	Other Existing	Unknown Unknown	3 Approaches 1 Driveways 0.0000	Other (At-Grade) Single-Lane
Linganore, MD Frederick Co. United States	Mussetter Rd. / Whiterose Dr. / Whiterose Way (39.39008, -77.29747)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 41.1480	Other (At-Grade) Single-Lane	2002	Painted splitter islands on three legs. Year Completed estimated (1988-2005).
New Market, MD Frederick Co. United States	Empire Blvd. / Edwardian Ln. / Jacobian Pl. (39.39428, -77.29567)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		Parking along circulatory roadway.
Linganore, MD Frederick Co. United States	Woodridge Rd. / Woodland Rd. (39.42155, -77.32956)	Other Existing	Unknown Unknown	3 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Frederick, MD Frederick Co. United States	Claridge Dr. S / Spring Ridge Pkwy. (39.40767, -77.33577)	Roundabout Existing	All-Way Yield None	3 Approaches 2 Driveways 35.0520	Other (At-Grade) Single-Lane	2002	Painted splitter islands on two legs. Year Completed estimated (1988-2005).
Florence, Tuscany Florence Italy	Via Luigi Pampaloni / Via Giuseppe Bezzuoli (43.77297, 11.20797)	Roundabout Existing	All-Way Yield None	3 Approaches 0 Driveways	Other (At-Grade) Single-Lane
Frederick, MD Frederick Co. United States	Briarcliff Ln. / Briarcliff Way / Cliffside Terrace (39.40696, -77.34925)	Other Existing	Unknown Unknown	4 Approaches 0 Driveways 0.0000	Other (At-Grade) Single-Lane		No splitter islands.
Frederick, MD Frederick Co. United States	Amber Dr. / Campus Dr. (39.44702, -77.42000)	Roundabout Existing	All-Way Yield None	4 Approaches 0 Driveways 45.7200	Other (At-Grade) Multilane (2 Lane, unspecified)	2013	Year Completed estimated (2013-2015). Mismatch between approach lane designations and circulatory roadway striping. Inside lane from east leg must make U-turn unless the driver changes lanes.