Roundabouts Database

29411 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
Fresno, CA
Fresno Co.
United States 		E Fancher Creek Dr. / N Armstrong Ave.
(36.74138, -119.67865) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2020
Fresno, CA
Fresno Co.
United States 		N Alicante Dr. / Crest View Dr.
(36.90734, -119.74334) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
2 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		2017 Year Completed estimated (2017-2018).
Clovis, CA
Fresno Co.
United States 		N Temperance Ave. / Alluvial Ave. / Owens Mountain Pkwy
(36.84530, -119.66543) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020
Fresno, CA
Fresno Co.
United States 		N Saddleback Ave. / E Dayton Ave.
(36.78261, -119.66915) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2007 Painted splitter island on one leg.
Fresno, CA
Fresno Co.
United States 		E El Paso Ave. / El Camino
(36.84721, -119.78884) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.6240 		Other (At-Grade)
Single-Lane 		1996 Year Completed estimated (before 1998).
Fresno, CA
Fresno Co.
United States 		N Chestnut Ave. / E Barstow Ave.
(36.81584, -119.73618) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.3771 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		N Chesnut Ave. / E Campus Pointe Dr.
(36.81225, -119.73626) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
35.3788 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Year Completed estimated (2006-2009). ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		N Fowler Ave. / E Fancher Creek Dr.
(36.73915, -119.68213) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
50.7261 		Other (At-Grade)
Single-Lane 		2012 Yield-controlled right-turn bypass lane on north leg. Fourth approach stubbed. Staggered pedestrian crossings. ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		W Magill Ave. / N Timmy Ave.
(36.83606, -119.72642) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
25.8089 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		W Magill Ave. / N Helm Ave.
(36.83607, -119.72313) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
27.7207 		Other (At-Grade)
Single-Lane 		2004 ICD estimated from Google Maps linework.
Kerman, CA
Fresno Co.
United States 		SR 145 (Madera Ave.) / Jensen Ave.
(36.70580, -120.06053) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.3005 		Other (At-Grade)
Single-Lane 		2014 ICD estimated from Google Maps linework.
Reedley, CA
Fresno Co.
United States 		Reed Ave. / North Ave. / I St.
(36.60072, -119.45756) 		Roundabout
Existing 		All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only) 		3 Approaches
2 Driveways
38.1000 		Other (At-Grade)
Single-Lane 		2017 Right-turn-only lane on southwest leg. Roundabout is approximately 100 feet from at-grade railroad crossing on southwest leg. A signalized intersection is approximately 60 feet from the at-grade rail crossing on the other side of the rail crossing. The two legs of the roundabout not crossing the railroad tracks have train-activated flashing red beacons requiring traffic to stop when flashing.
Clovis, CA
Fresno Co.
United States 		Deauville Cir. / Armstrong Ave.
(36.86322, -119.67286) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
58.2883 		Other (At-Grade)
Single-Lane 		2000 Pedestrian crossing next to circulatory roadway. ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Heritage Ave.
(36.85883, -119.72723) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
21.0232 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Quincy Ave.
(36.85710, -119.72725) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
26.7574 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Clovis, CA
Fresno Co.
United States 		N Timmy Ave. / W Enterprise Ave.
(36.85538, -119.72726) 		Traffic Calming Circle
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
22.9355 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		N Alicante Dr. / E Copper River Ave.
(36.90089, -119.75861) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.3378 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		N Alicante Dr. / E Clubhouse Dr.
(36.90335, -119.75341) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.4266 		Other (At-Grade)
Single-Lane 		2006 There's a stub for a fourth leg. ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		E Copper River Ave. / N Knotting Hill Dr. / N Maple Ave.
(36.89703, -119.74733) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
32.4742 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Prather, CA
Fresno Co.
United States 		SR 168 (Morgan Canyon Rd.) / Auberry Rd. / (parking lot) / (parking lot)
(37.03726, -119.51426) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
41.9481 		Other (At-Grade)
Single-Lane 		2017 ICD estimated from Google Maps linework.
Reedley, CA
Fresno Co.
United States 		Dinuba Ave. / Buttonwillow Ave.
(36.58965, -119.43090) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
39.3172 		Other (At-Grade)
Single-Lane 		2010 November 2010. ICD estimated from Google Maps linework.
Fresno, CA
Fresno Co.
United States 		Belmont Circle (Belmont Ave. / Motel Dr. / Arthur Ave. / Wesley Ave. / Thorne Ave.)
(36.75051, -119.81530) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
104.3080 		Other (At-Grade)
Single-Lane 		ICD estimated from Google Maps linework.
Canon City, CO
Fremont Co.
United States 		Elm Ave. / S 9th St.
(38.42500, -105.23167) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
26.1986 		Other (At-Grade)
Single-Lane 		2013 Year Completed estimated (2011-2013). ICD estimated from Google Maps linework.
Canon City, CO
Fremont Co.
United States 		Dozier Ave. / Fremont Dr.
(38.44797, -105.19374) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
28.0610 		Other (At-Grade)
Single-Lane 		2016 Year Completed estimated (2016-2019). ICD estimated from Google Maps linework.
Canon City, CO
Fremont Co.
United States 		Main St. / 15th St.
(38.44672, -105.22743) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2009 Yield-controlled right-turn bypass lane on west leg. Year Completed estimated (2007-2011).
Penrose, CO
Fremont Co.
United States 		SR 115 / US 50 EB Ramps
(38.41802, -105.04263) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
0.0000 		Freeway Ramps (Grade-Separated)
Single-Lane 		2024 https://krdo.com/news/top-stories/2024/07/02/traffic-roundabout-now-open-at-interchange-of-us-50-highway-115-in-fremont-county/
Fremantle, WA
Fremantle
Australia 		Marine Terrace / Norfolk St.
(-32.05851, 115.74712) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Neufahrn bei Freising, Bavaria
Freising
Germany 		St2053 / Kurt-Kittel Ring / Trentiner Straße
(48.31407, 11.67253) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Neufahrn bei Freising, Bavaria
Freising
Germany 		St2339 / St2341
(48.34751, 11.64314) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Freiburg, Baden-Württemberg
Freiburg
Germany 		Kartäuserstraße / Fabrikstraße
(47.99160, 7.86221) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-lane w/ Traversable Central Island
Fredrikstad, Viken
Fredrikstad
Norway 		Fv110 (Haldenveien) / Gamlebyveien
(59.20670, 10.96909) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
1 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Frederikssund, Capital Region
Frederikssund
Denmark 		Primærrute 53 (J.F. Willumsens Vej - Frederikssundsvej) / Sekundærrute 207 (J.F. Willumsens Vej) / Sekundærrute 211 (Frederikssundsvej)
(55.84516, 12.09453) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Multilane (2 Lane, unspecified)
Frederikssund, Capital Region
Frederikssund
Denmark 		Primærrute 53 (Frederikssundsvej) / Ågade
(55.83539, 12.10112) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Frederikshavn, North Jutland
Frederikshavn
Denmark 		Primærrute 35 (Hjørringvej) / Suderbovej / Knivholtvej
(57.44575, 10.49370) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
 Other (At-Grade)
Single-Lane
Fredericksburg, VA
Fredericksburg City Co.
United States 		Fall Hill Ave. / Mary Washington Blvd.
(38.31653, -77.48689) 		Roundabout
Existing 		All-Way Yield
Rectangular Rapid Flashing Beacon (RRFB) 		3 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2017 Right-turn bypass add-lane on west leg. Two-lane circulatory road on north quadrant even though all single-lane entries feeding it. RRFB on south leg downstream of right-turn bypass add lane joining roundabout exit.
Fredericksburg, VA
Fredericksburg City Co.
United States 		Idlewild Blvd. / Sands Dr.
(38.28789, -77.50093) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
0 Driveways
47.8093 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2007 Sections of two-lane circulatory roadway between entries and exits. ICD estimated from Google Maps linework.
Fredericksburg, VA
Fredericksburg City Co.
United States 		Idlewild Blvd. / Anderson St.
(38.28468, -77.50463) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.8114 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2004 Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Fredericksburg, VA
Fredericksburg City Co.
United States 		Idlewild Blvd. / Gateway Blvd.
(38.28659, -77.50776) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
1 Driveways
49.6851 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Fredericksburg, VA
Fredericksburg City
United States 		Lafayette Blvd. / Rampart Rd. / Lee Dr.
(38.28879, -77.47546) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2020 Year Completed estimated (2019-2021).
Fredericksburg, VA
Fredericksburg City
United States 		Carl D Silver Pkwy. / Haymarket St.
(38.31672, -77.50959) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
38.1000 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2019 Left-turn-only and shared left-through lanes (double left turn) on east leg. Right-turn-only lane on south leg. Year Completed estimated (2017-2021).
Frederick, MD
Frederick Co.
United States 		Greenleese Circle
(39.44847, -77.37242) 		Other
Existing 		Unknown
Unknown 		2 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		Synergy Way / Progress Dr.
(39.43796, -77.36660) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
35.0520 		Other (At-Grade)
Single-Lane 		2008
Frederick, MD
Frederick Co.
United States 		Synergy Way
(39.43898, -77.36665) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2010 Year Completed estimated (2009-2011).
Middletown, MD
Frederick Co.
United States 		Smithfield Dr. / Layla Dr. / Hoffman Dr.
(39.44814, -77.52097) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Linganore, MD
Frederick Co.
United States 		Finn Dr. / Douglas Ave. / Huckleberry Way
(39.40210, -77.29509) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island. No splitter islands.
Wormans Mill, MD
Frederick Co.
United States 		Palatine Dr. / Island Grove Blvd.
(39.46038, -77.38314) 		Other
Existing 		Unknown
Unknown 		3 Approaches
3 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		Pedestrian access to central island. No splitter islands.
Urbana, MD
Frederick Co.
United States 		Hartwick Ln. / Singleton Terrace
(39.33399, -77.33970) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Urbana, MD
Frederick Co.
United States 		Royal Crest Cir. / Aberdeen Way
(39.34020, -77.33396) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Urbana, MD
Frederick Co.
United States 		Braidwood Dr. / Ethan Ridge Ave.
(39.34386, -77.32911) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
41.1480 		Other (At-Grade)
Single-Lane 		2009 Year Completed estimated (2008-2009).
Frederick, MD
Frederick Co.
United States 		Mercantile Dr. E / Rodes Cir.
(39.39507, -77.44311) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Frederick, MD
Frederick Co.
United States 		S East St. / (future road)
(39.40599, -77.40392) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
51.8160 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2009 Year Completed estimated (2009-2011). East leg is stubbed for future connection.
Frederick, MD
Frederick Co.
United States 		Hillsborough Dr. / Hillsborough Terrace / Forest Hills Ct.
(39.41266, -77.34441) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Ballenger Creek, MD
Frederick Co.
United States 		McLauren Ln. / Carston Ct. / Duncan Pl.
(39.36852, -77.43743) 		Other
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		No splitter islands.
Frederick, MD
Frederick Co.
United States 		W Fagan Ln.
(39.44591, -77.43047) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		E Fagan Dr.
(39.44594, -77.42928) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		W Huff Blvd.
(39.44689, -77.43046) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		E Huff Blvd.
(39.44685, -77.42933) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		W Whitecoat Dr.
(39.44784, -77.43031) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Frederick, MD
Frederick Co.
United States 		E Whitecoat Dr.
(39.44779, -77.42925) 		Other
Existing 		Unknown
Unknown 		2 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Single-Lane
Winchester, VA
Frederick Co.
United States 		Papermill Rd. / David Dr.
(39.13019, -78.16537) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
48.7680 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2017-2020).
Linganore, MD
Frederick Co.
United States 		Lake Linganore Blvd. / Eaglehead Dr.
(39.39732, -77.31047) 		Roundabout
Existing 		All-Way Yield
Unknown 		3 Approaches
1 Driveways
0.0000 		Other (At-Grade)
Single-Lane 		2019 Year Completed estimated (2018-2022).
Ijamsville, MD
Frederick Co.
United States 		Whiskey Rd. / Whiskey Ct.
(39.36078, -77.30012) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ijamsville, MD
Frederick Co.
United States 		Royal Saint Andrews Pl. / Quail Creek Pl.
(39.38039, -77.30788) 		Other
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Ballenger Creek, MD
Frederick Co.
United States 		Newton Dr. / Hiteshow Dr. / Cheatham Way
(39.36597, -77.44595) 		Other
Existing 		Unknown
Unknown 		5 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Frederick, MD
Frederick Co.
United States 		Jefferson Station Blvd. / Jefferson Commons Way
(39.39479, -77.44916) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
45.7200 		Other (At-Grade)
Multilane (2 Lane, 2x1 max) 		2015 Year Completed estimated (2013-2015).
Ballenger Creek, MD
Frederick Co.
United States 		Jefferson Technology Pkwy. / (unknown)
(39.39256, -77.45666) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Urbana, MD
Frederick Co.
United States 		Stone Barn Dr. / Longleaf Dr.
(39.33278, -77.36713) 		Unknown
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Winchester, VA
Frederick Co.
United States 		Conference Center Dr. / (unknown)
(39.19363, -78.20051) 		Unknown
Existing 		Unknown
Unknown 		3 Approaches
0 Driveways
0.0000 		Other (At-Grade)
Unknown
Lake Frederick, VA
Frederick Co.
United States 		Lake Frederick Dr. / Rachel Carson Dr.
(39.04044, -78.15310) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.4673 		Other (At-Grade)
Single-Lane 		2005 ICD estimated from Google Maps linework.
Stephens City, VA
Frederick Co.
United States 		Cross Keys Cir. / New Market Dr. / Cedar Mountain Dr.
(39.09234, -78.17097) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
30.5895 		Other (At-Grade)
Single-Lane 		2006 ICD estimated from Google Maps linework.
Point of Rocks, MD
Frederick Co.
United States 		US 15 / Point of Rocks Rd.
(39.28643, -77.53096) 		Roundabout
Existing 		All-Way Yield
Unknown 		4 Approaches
0 Driveways
47.1443 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 ICD estimated from Google Maps linework.
Frederick, MD
Frederick Co.
United States 		Fingerboard Rd. (MD 80) / I-270 SB Ramps
(39.32289, -77.35845) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
47.1198 		Freeway Ramps (Grade-Separated)
Multilane (2 Lane, unspecified) 		2009 ICD estimated from Google Maps linework.
Frederick, MD
Frederick Co.
United States 		Ballenger Creek Pike (MD 351) / Elmer Derr Rd. / English Muffin Way
(39.36625, -77.45071) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
37.8571 		Other (At-Grade)
Single-Lane 		2012 Year Completed estimated (2011-2012). ICD estimated from Google Maps linework.
Knoxville, MD
Frederick Co.
United States 		Burkittsville Rd. (MD 17) / US 340 WB Ramps
(39.34056, -77.64052) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.8710 		Freeway Ramps (Grade-Separated)
Single-Lane 		2010 Year Completed estimated (2009-2011). ICD estimated from Google Maps linework.
Frederick, MD
Frederick Co.
United States 		Jefferson Pike (MD 180) / Mt Zion Rd.
(39.38286, -77.48054) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.9250 		Other (At-Grade)
Single-Lane 		2019 Opened August 2019. https://www.fredericknewspost.com/news/politics_and_government/public_safety/md-roundabout-opened/article_e67c26f7-ac5c-5931-b2e0-9e68faaa77d7.html ICD estimated from Google Maps linework.
Adamstown, MD
Frederick Co.
United States 		Mountville Rd. / Adams Common Dr.
(39.30643, -77.47158) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
28.6482 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Winchester, VA
Frederick Co.
United States 		Airport Rd. / Victory Rd.
(39.13417, -78.13571) 		Roundabout
Existing 		All-Way Yield
None 		2 Approaches
0 Driveways
32.4242 		Other (At-Grade)
Single-Lane 		2004 Year Completed estimated (2003-2005). ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / A St. / B St. / Maryland Ave.
(39.31433, -77.62807) 		Roundabout
Existing 		All-Way Yield
None 		5 Approaches
0 Driveways
42.5054 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Rosemont, MD
Frederick Co.
United States 		MD 17 / MD 180
(39.33768, -77.63950) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
30.4828 		Other (At-Grade)
Single-Lane 		2001 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		MD 80 / Sugarloaf Pkwy. / Bennett Creek Blvd.
(39.32467, -77.34974) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
52.6619 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 Rural ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bennett Creek Ave. / Bennett Creek Blvd.
(39.32256, -77.34935) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
37.8808 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		MD 355 / Sprigg St.
(39.33070, -77.35654) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
42.4954 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bush Creek Dr. / Major Smith Ln.
(39.33507, -77.35263) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
28.6364 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		MD 355 / Sugarloaf Pkwy.
(39.32862, -77.35193) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
38.8013 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Bennett Creek Ave. / Bennett Creek Rd.
(39.32223, -77.35181) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.2613 		Other (At-Grade)
Single-Lane 		2000 ICD estimated from Google Maps linework.
Urbana, MD
Frederick Co.
United States 		Sugarloaf Pkwy. / Denison St.
(39.33490, -77.34180) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
36.9503 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2000 ICD estimated from Google Maps linework.
Winchester, VA
Frederick Co.
United States 		Commonwealth Ct. / (parking lot)
(39.12518, -78.19009) 		Roundabout
Existing 		Unknown
Unknown 		4 Approaches
0 Driveways
28.7222 		Other (At-Grade)
Single-Lane 		2007 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Rosemont Drive / Dutchmans Creek
(39.33480, -77.63671) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
43.4167 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		MD 17 / Volunteer Drive
(39.33261, -77.63365) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
36.9516 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Dutchmans Creek
(39.33265, -77.63770) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
32.3326 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Brunswick, MD
Frederick Co.
United States 		Potomac View Parkway / Volunteer Drive
(39.33145, -77.63483) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
34.1808 		Other (At-Grade)
Single-Lane 		2010 ICD estimated from Google Maps linework.
Stephenson, VA
Frederick Co.
United States 		Northumberland Dr. / Churndash Way / Patchwork Dr.
(39.22289, -78.09317) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
36.5760 		Other (At-Grade)
Single-Lane 		2017 No pavement markings or splitter islands as of October 2017.
Winchester, VA
Frederick Co.
United States 		Campus Blvd. / SR 37 SB Ramps
(39.20215, -78.19348) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
41.1480 		Freeway Ramps (Grade-Separated)
Single-Lane 		2015 Right-turn merging bypass lane on east leg. Truck apron much wider than circulatory roadway. Year Completed estimated (2013-2017).
Linganore, MD
Frederick Co.
United States 		Boyers Mill Rd. / Eaglehead Dr.
(39.41912, -77.30650) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
33.5280 		Other (At-Grade)
Single-Lane 		2018
Ballenger Creek, MD
Frederick Co.
United States 		Jefferson Technology Pkwy. / Jefferson Station Blvd.
(39.39223, -77.45291) 		Roundabout
Existing 		All-Way Yield
None 		3 Approaches
0 Driveways
42.6720 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2014 Year Completed estimated (2013-2015).
Ballenger Creek, MD
Frederick Co.
United States 		Holiday Dr. / Spectrum Dr.
(39.38178, -77.40206) 		Roundabout
Existing 		All-Way Yield
None 		4 Approaches
0 Driveways
44.1960 		Other (At-Grade)
Multilane (2 Lane, unspecified) 		2008 Left turn lane trap in circulatory roadway.
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.
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.