City,
State County Country |
Intersection (Lat, Lng) |
Type Status |
Control Type / Other Control Type | Approaches / Driveways / ICD (m) |
Functional Class / LaneType |
Year Completed | Comments |
---|---|---|---|---|---|---|---|
Fulton,
MD Howard Co. United States |
S Maple Lawn Blvd. / Eugene Ave. / Charles Way (39.14787, -76.91560) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2017 | |
Salisbury,
MD Wicomico Co. United States |
Walston Switch Rd. / Campus Dr. / Summer Dr. (38.37359, -75.50358) |
Roundabout Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 39.6240 |
Other (At-Grade) Single-Lane |
2016 | Merging right-turn bypass lane on north leg. Year Completed estimated (2013-2016). |
Owings Mills,
MD Baltimore Co. United States |
Ballard Green Dr. / Wilson Shannon Dr. / Julia Ln. (39.39162, -76.80439) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2017-2018). |
Olney,
MD Montgomery Co. United States |
Old Baltimore Rd. / Bishops Castle Dr. (39.14878, -77.04958) |
Traffic Calming Circle Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Unknown Single-Lane |
2019 | Painted splitter islands on major street; no splitter islands on side street. |
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. | |
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 | |
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). |
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. |
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 |
||
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). |
Grantsville,
MD Garrett Co. United States |
US 219 (Chestnut Ridge Rd.) / Business US 219 (Chestnut Ridge Rd.) / I-68 WB Ramps (39.69019, -79.10431) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | https://mdot-sha-us219-i68-to-old-salisbury-rd-ga6465270-maryland.hub.arcgis.com/ |
Grantsville,
MD Garrett Co. United States |
US 219 (Chestnut Ridge Rd.) / I-68 EB Ramps (39.68842, -79.10538) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 0.0000 |
Freeway Ramps (Grade-Separated) Single-Lane |
2021 | https://mdot-sha-us219-i68-to-old-salisbury-rd-ga6465270-maryland.hub.arcgis.com/ |
Saint Charles,
MD Charles Co. United States |
Middletown Rd. / Billingsley Rd. (38.60721, -76.97561) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 53.3400 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2019 | https://www.charlescountymd.gov/our-county/infrastructure/traffic-signal-projects/middletown-road-billingsley-road-roundabout |
Prince Frederick,
MD Calvert Co. United States |
Oakland Hall Rd. / Abbott Ln. / Bunker Hill Rd. (38.50147, -76.55177) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2015 | Year Completed estimated (2014-2015). |
Prince Frederick,
MD Calvert Co. United States |
Prince Frederick Blvd. / Thoroughbred Dr. / Equestrian Way (38.53171, -76.58916) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Prince Frederick,
MD Calvert Co. United States |
Cambridge Pl. / Allnutt Ct. / (parking) (38.54943, -76.59467) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Prince Frederick,
MD Calvert Co. United States |
Prince Frederick Blvd. / Chapline Place Blvd. (38.55239, -76.59551) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
1998 | Year Completed estimated (1993-2003). Initially constructed as two-lane roundabout with concentric striped circulatory roadway. Converted to single-lane roundabout 2007-2009. |
Prince Frederick,
MD Calvert Co. United States |
Frederick Blvd. / Auto Dr. (38.56178, -76.60339) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 42.6720 |
Other (At-Grade) Single-Lane |
2009 | Year Completed estimated (2007-2009). |
Huntingtown,
MD Calvert Co. United States |
Lorins Dr. / Cambridge Dr. / Stephanies Ln. (38.60541, -76.61564) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands; pedestrian access to central island. | |
Taylorville,
MD Worcester Co. United States |
Bayberry Dr. / (parking) (38.19142, -75.15861) |
Other Existing |
Other Unknown |
4 Approaches 1 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Yield control on circulatory roadway. | |
Wheaton-Glenmont,
MD Montgomery Co. United States |
Redspire Dr. / Tivoli Lake Blvd. (39.07315, -77.03208) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Wheaton-Glenmont,
MD Montgomery Co. United States |
Foggy Glen Dr. / Soaring Wing Ln. (39.08128, -77.02998) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Wheaton-Glenmont,
MD Montgomery Co. United States |
Poplar Run Dr. / Night Sky Dr. / Moonlight Trail Dr. (39.07862, -77.03729) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Laurel,
MD Howard Co. United States |
Arden Ct. / Waterside Ct. / Scholars Ln. (39.13418, -76.91140) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands on two legs. | |
Burtonsville,
MD Montgomery Co. United States |
Bentley Park Dr. / Saddle Creek Dr. (39.09674, -76.91863) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Lexington Park,
MD St. Mary's Co. United States |
Columbus Dr. / Shining Willow Ln. / Creeping Primrose Ln. (38.26133, -76.46983) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
California,
MD St. Mary's Co. United States |
Saint Georges Hundred / Saint Johns Cir. / Saint Michaels Cir. (38.27383, -76.48964) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Saint-Charles,
MD Charles Co. United States |
St Owen Ct. / Oyster Reef Pl. / Ottawa Park Pl. (38.58026, -76.91047) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2008 | |
Saint-Charles,
MD Charles Co. United States |
Smugglers Notch Ct. / Jacksonhole Pl. (38.60188, -76.94805) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Potomac,
MD Montgomery Co. United States |
Brickyard Rd. / Hackamore Dr. (38.98567, -77.21274) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Potomac,
MD Montgomery Co. United States |
Brickyard Rd. / Horseshoe Ln. (38.99291, -77.21195) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Potomac,
MD Montgomery Co. United States |
Brickyard Rd. / Brent Rd. (38.99900, -77.22362) |
Traffic Calming Circle Existing |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Frederick,
MD Frederick Co. United States |
Butterfly Ln. / Himes Ave. (39.40671, -77.44764) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
2020 | https://www.cityoffrederickmd.gov/CivicAlerts.aspx?aid=6432 |
Linganore,
MD Frederick Co. United States |
Old National Pike / Eaglehead Dr. (39.38995, -77.31098) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2008 | South leg stubbed. Constructed initially as single-lane roundabout in 2007-2008. Expanded into two-lane roundabout 2016-2018. |
New Market,
MD Frederick Co. United States |
Eaglehead Dr. / Pecking Stone St. (39.39397, -77.30943) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2016 | Year Completed estimated (2015-2017). |
New Market,
MD Frederick Co. United States |
Eaglehead Dr. / Tomahawk St. / Fallfish Ct. (39.39677, -77.30826) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 35.0520 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2018 | Year Completed estimated (2017-2018). |
College Park,
MD Prince George's Co. United States |
Lafayette Ave. / Rivertech Ct. (38.96737, -76.93276) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2018). |
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. | |
Davidsonville,
MD Prince George's Co. United States |
Town Center Blvd. / Emerald Way (38.94399, -76.73410) |
Other Existing |
Uncontrolled Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Inside shopping center. No splitter islands on east and west legs. | |
Davidsonville,
MD Prince George's Co. United States |
Health Center Dr. / (parking) (38.94925, -76.74452) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Chevy Chase,
MD Montgomery Co. United States |
Rosemary Circle [Rosemary St. / Hillcrest Pl. / Stanford St.] (38.97789, -77.08055) |
Other Existing |
All-Way Stop Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Parking along circulatory roadway. | |
Medfield,
MD Baltimore City United States |
Weldon Ave. / Elsa Terrace (39.33803, -76.63881) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Parking along circulatory roadway; pedestrian access to central island. | |
Laurel,
MD Prince George's Co. United States |
Montrose Ave. / Harrison Dr. (39.09979, -76.85955) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 24.3840 |
Other (At-Grade) Single-Lane |
2008 | Year Completed estimated (2007-2008). |
Crofton,
MD Anne Arundel Co. United States |
Walden Dr. / Chapman Rd. / Windy Oak Ct. (39.02364, -76.68366) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
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 |
||
Gaithersburg,
MD Montgomery Co. United States |
Upshire Circle (39.11353, -77.22397) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Unknown |
||
Columbia,
MD Howard Co. United States |
Tamar Dr. / Old Montgomery Rd. (39.20533, -76.82822) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 30.4800 |
Other (At-Grade) Single-Lane |
2022 | https://www.howardcountymd.gov/News090122c |
Silver Spring,
MD Montgomery Co. United States |
Gist Ave. / Woodbury Dr. (38.98948, -77.02294) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Rockville,
MD Montgomery Co. United States |
Henderson Circle (39.08800, -77.16702) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island. | |
North Potomac,
MD Montgomery Co. United States |
Bald Cypress Dr. / Willow Tree Dr. / Cherrydale Dr. (39.08158, -77.20120) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Rockville,
MD Montgomery Co. United States |
Valley Dr. / Aqua Ln. (39.07945, -77.20575) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Gaithersburg,
MD Montgomery Co. United States |
Parkview Ave. / Uptown St. (39.15334, -77.22619) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2012 | Right-turn-only lane on northwest leg. Year Completed estimated (2011-2012). |
Clarksburg,
MD Montgomery Co. United States |
Granite Rock Rd. / Grand Elm St. (39.24126, -77.26647) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Clarksburg,
MD Montgomery Co. United States |
Saint Clair Rd. / Timber Creek Ln. / Brewers Tavern Terrace / (unknown) (39.23680, -77.27531) |
Other Existing |
Unknown Unknown |
5 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Bel Air,
MD Harford Co. United States |
Thomas Run Rd. / Cross Campus Dr. (39.56164, -76.28699) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2012 | |
Bel Air South,
MD Harford Co. United States |
Laurel Bush Rd. / Falkland Dr. / Dowers Rd. (39.48330, -76.29847) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 36.5760 |
Other (At-Grade) Single-Lane |
2017 | Year Completed estimated (2013-2017). |
Brandywine,
MD Prince George's Co. United States |
MD 373 / Accokeek Rd. / MD 5 (Branch Ave.) SB On-Ramp (38.70076, -76.87599) |
Roundabout Existing |
All-Way Yield None |
2 Approaches 0 Driveways 39.6240 |
Freeway Ramps (Grade-Separated) Single-Lane |
2019 | MD 5 (Branch Ave.) was converted to limited access. https://www.thebaynet.com/articles/0419/newtrafficshiftstartsinbrandywineareathursday.html. |
Accokeek,
MD Prince George's Co. United States |
St Mary's View Rd. / Lusby Ridge Rd. (38.69721, -76.95157) |
Other Existing |
All-Way Yield Unknown |
4 Approaches 0 Driveways 27.4320 |
Other (At-Grade) Single-Lane |
No splitter island on south leg. | |
Saint Charles,
MD Charles Co. United States |
Lexington Dr. / Montpelier Dr. (38.64225, -76.96877) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Upper Marlboro,
MD Prince George's Co. United States |
George Hilleary Terrace (38.84772, -76.74269) |
Other Existing |
Unknown Unknown |
2 Approaches 2 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Upper Marlboro,
MD Prince George's Co. United States |
Symondsbury Way / Galeshead Dr. (38.85587, -76.73628) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Upper Marlboro,
MD Prince George's Co. United States |
Nancy Gibbons Terrace (38.85592, -76.74356) |
Other Existing |
Unknown Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Davidsonville Historic District,
MD Prince George's Co. United States |
Science Dr. / Curie Dr. (38.96399, -76.70897) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Davidsonville Historic District,
MD Prince George's Co. United States |
Science Dr. / (parking) (38.96068, -76.71428) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Westminster,
MD Carroll Co. United States |
(Carroll Community College entrance) / (parking) (39.53096, -76.99236) |
Other Existing |
One-Way/Two-Way Stop Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Catonsville,
MD Baltimore Co. United States |
Research Park Dr. (39.24868, -76.71406) |
Other Existing |
Uncontrolled Unknown |
2 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Catonsville,
MD Baltimore Co. United States |
Hidden Bludd Cir. / Jacks Ct. (39.25966, -76.71926) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
||
Westminster,
MD Carroll Co. United States |
Old Westminster Pike / N Chandler Dr. (39.55808, -76.97130) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2018 | Year Completed estimated (2017-2018). |
Reisterstown,
MD Baltimore Co. United States |
Long Ridge Rd. / Barto Ln. (39.47055, -76.73195) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
Pedestrian access to central island. | |
Solomons,
MD Calvert Co. United States |
Farren Ave. / Charles St. (38.31939, -76.45267) |
Roundabout Existing |
All-Way Yield None |
3 Approaches 0 Driveways 21.3360 |
Other (At-Grade) Single-lane w/ Traversable Central Island |
2008 | Painted splitter islands. Year Completed estimated (2007-2009). |
Bethesda,
MD Montgomery Co. United States |
Boxwood Rd. / Spangler Ave. (38.94781, -77.10888) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Bethesda,
MD Montgomery Co. United States |
Tournay Rd. / Spangler Ave. (38.94811, -77.11053) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
(unincorporated),
MD Montgomery Co. United States |
Travilah Rd. / Turkey Foot Rd. / Hanson Farm Dr. (39.07993, -77.25560) |
Roundabout Existing |
All-Way Yield None |
4 Approaches 0 Driveways 33.5280 |
Other (At-Grade) Single-Lane |
2020 | Painted splitter islands. Year Completed estimated (2019-2020). |
Germantown,
MD Montgomery Co. United States |
Crossview Rd. / Autumn Crest Rd. (39.16717, -77.30075) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Germantown,
MD Montgomery Co. United States |
Crestmount Rd. / Kings Crossing Rd. (39.16175, -77.30841) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Germantown,
MD Montgomery Co. United States |
Kings Crossing Blvd. / Cornflower Rd. (39.16222, -77.30397) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Germantown,
MD Montgomery Co. United States |
Kings Crossing Blvd. / Ashmeade Rd. (39.16235, -77.29971) |
Other Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 32.0040 |
Other (At-Grade) Single-Lane |
Painted splitter islands. Pedestrian crossings next to circulatory roadway. | |
Germantown,
MD Montgomery Co. United States |
Ashleigh Greene Rd. / Ashmeade Rd. (39.16013, -77.29900) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Germantown,
MD Montgomery Co. United States |
Ashleigh Greene Rd. / Cornflower Rd. (39.15879, -77.30324) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Germantown,
MD Montgomery Co. United States |
Wonderland Way / Chalet Dr. (39.15516, -77.27464) |
Other Existing |
Unknown Unknown |
4 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Potomac,
MD Montgomery Co. United States |
Old Seven Locks Rd. / Quarry Manor Terrace (38.99371, -77.16028) |
Other Existing |
Unknown Unknown |
3 Approaches 0 Driveways 0.0000 |
Other (At-Grade) Single-Lane |
No splitter islands. | |
Upper Marlboro,
MD Prince George's Co. United States |
Central Park Dr. / Rock Spring Dr. (38.83296, -76.84354) |
Roundabout Existing |
All-Way Yield Unknown |
3 Approaches 0 Driveways 50.2920 |
Other (At-Grade) Multilane (2 Lane, unspecified) |
2016 |