28735 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
Columbia, MD
Howard Co.
United States
Trotter Rd. / South Wind Cir.
(39.20956, -76.91891)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
23.1353
Other (At-Grade)
Single-Lane
1997 Functional Class: Collector. Year Completed estimated (1993-2001). ICD estimated from Google Maps linework.
College Park, MD
Prince George's Co.
United States
River Rd. / University Research Ct. / Haig Dr.
(38.96838, -76.92358)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
39.0005
Other (At-Grade)
Multilane (2 Lane, unspecified)
2013 Year Completed estimated (2012-2013). ICD estimated from Google Maps linework.
Old Town College Park, MD
Prince George's Co.
United States
52nd Ave. / (unknown)
(38.97496, -76.92410)
Other
Existing
Unknown
Unknown
2 Approaches
1 Driveways
0.0000
Other (At-Grade)
Unknown
Calverton, MD
Prince George's Co.
United States
Bay Hill Dr. / Innisbrook Dr.
(39.06579, -76.92532)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Polychrome Historic District, MD
Prince George's Co.
United States
IKEA Center Blvd. / Milestone Way
(39.02224, -76.92650)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Mix of yield-controlled and uncontrolled entries.
Burtonsville, MD
Montgomery Co.
United States
Dustin Rd. / US 29 SB Offramp / Columbia Pike
(39.12256, -76.92656)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
43.5482
Freeway Ramps (Grade-Separated)
Single-Lane
2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05. ICD estimated from Google Maps linework.
Sykesville, MD
Carroll Co.
United States
Bennett Rd. / Monroe Ave.
(39.41306, -76.92967)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.7590
Other (At-Grade)
Single-Lane
2006 ICD estimated from Google Maps linework.
Marriottsville, MD
Howard Co.
United States
Sand Hill Rd. / Sand Hill Manor Dr. / Mount View Rd.
(39.31018, -76.93043)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
1998 Year Completed estimated (1993-2002).
West Friendship, MD
Howard Co.
United States
Folly Quarter Rd. / Sheppard Ln. / Homewood Rd.
(39.24979, -76.93188)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
33.5280
Other (At-Grade)
Single-Lane
2004 Year Completed estimated (2002-2005).
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).
Beltsville, MD
Prince George's Co.
United States
Sellman Rd. / Woodbine Rd.
(39.03418, -76.93680)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
45.7200
Other (At-Grade)
Single-Lane
2008 Intersection relocated south of previous TWSC intersection.
Saint Charles, MD
Charles Co.
United States
Devongate St. / Malvern St. / Promenade Pl.
(38.61057, -76.93790)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
28.9560
Other (At-Grade)
Single-Lane
2009 Crosswalks adjacent to circulatory roadway. Year Completed estimated (2008-2009).
College Park, MD
Prince George's Co.
United States
Dupont Circle
(38.95971, -76.93792)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Mix of stop and yield control. No splitter islands.
Mechanicsburg, PA
Cumberland Co.
United States
Lisburn Rd. / Rossmoyne Rd.
(40.19649, -76.94005)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 https://www.wgal.com/article/lower-allen-township-roundabouts-open/29751390
College Park, MD
Prince George's Co.
United States
Campus Dr. / Regents Dr.
(38.98762, -76.94019)
Other
Existing
Other
Unknown
4 Approaches
0 Driveways
58.4848
Other (At-Grade)
Multilane (2 Lane, unspecified)
Mix of Yield and Stop signs (3 Yields; 1 Stop) at approaches. ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States
Lisburn Rd. / Arcona Rd.
(40.19402, -76.94066)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2019 https://www.wgal.com/article/lower-allen-township-roundabouts-open/29751390
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
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
Calverton, MD
Montgomery Co.
United States
Fairland Rd. / Galway Dr.
(39.06594, -76.94436)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
32.0040
Other (At-Grade)
Single-Lane
2008
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
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.
College Park, MD
Prince George's Co.
United States
Campus Dr. / Mowatt Ln. / Valley Dr. (Alumni Dr.)
(38.98482, -76.94890)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
32.0037
Other (At-Grade)
Single-Lane
2004 Striped splitter island on north and east legs. Year Completed estimated (2002-2005).
College Park, MD
Prince George's Co.
United States
Stadium Dr. / Alumni Dr.
(38.99151, -76.94948)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
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.
College Park, MD
Prince George's Co.
United States
Fieldhouse Dr. / Presidential Dr.
(38.98872, -76.95237)
Other
Existing
Unknown
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Calverton, MD
Montgomery Co.
United States
Fairland Rd. / Marlow Farm Terr. / Musgrove Rd.
(39.07004, -76.95264)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2008
Calverton, MD
Montgomery Co.
United States
Fairland Rd. / Brahms Ave. / (parking)
(39.07126, -76.95403)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
50.2920
Other (At-Grade)
Multilane (2 Lane, unspecified)
2008
Clarksville, MD
Howard Co.
United States
Brighton Dam Rd. / Ten Oaks Rd.
(39.20491, -76.95455)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
35.1680
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States
Haralson Dr. / Norland St.
(40.19355, -76.95545)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Temple Hills, MD
Prince Georges Co.
United States
MD 637 (Naylor Rd.) / Good Hope Ave.
(38.84922, -76.95655)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
31.6248
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States
Haralson Dr. / Stellar Dr.
(40.19368, -76.95742)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Temple Hills, MD
Prince Georges Co.
United States
MD 637 (Naylor Rd.) / Oxon Run Dr.
(38.84986, -76.95789)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.4150
Other (At-Grade)
Single-Lane
2001 ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States
Orchard Blvd. / Mcintosh Dr.
(40.18977, -76.96065)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
Mount Rainier, MD
Prince Georges Co.
United States
US 1 / 34th St. / Perry St.
(38.93647, -76.96074)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
41.1480
Other (At-Grade)
Multilane (2 Lane, 2x1 max)
2001 Oval shaped. ICD = 135 ft x 115 ft.
Washington, DC
N/A Co.
United States
Randle Circle (Mass. Ave. / Minn. Ave. / K St.)
(38.87810, -76.96148)
Signalized Roundabout/Circle
Existing
Signal
None
7 Approaches
0 Driveways
118.0801
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
Sykesville, MD
Carroll Co.
United States
Smithfield Ave. / Warfield Ave.
(39.37673, -76.96410)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
47.0835
Other (At-Grade)
Multilane (2 Lane, unspecified)
2007 Elliptical shape. ICD estimated from Google Maps linework.
Saint Charles, MD
Charles Co.
United States
Ethridge Dr. / Nobility Ct.
(38.62769, -76.96461)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter island on north and east legs.
Mechanicsburg, PA
Cumberland Co.
United States
Orchard Blvd. / Lake Dr.
(40.18776, -76.96866)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
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
Mechanicsburg, PA
Cumberland Co.
United States
Lake Dr. / Harvest Dr.
(40.18397, -76.96982)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Unknown
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
Saint Charles, MD
Charles Co.
United States
Radford St. / Montpelier Dr.
(38.64135, -76.97106)
Other
Existing
Unknown
Unknown
3 Approaches
4 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
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).
Hanover, PA
York Co.
United States
E Walnut St. / Keagy Ave.
(39.82267, -76.97161)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Hanover, PA
York Co.
United States
E Walnut St. / Hollywood Ave.
(39.82089, -76.97224)
Other
Existing
Uncontrolled
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Clarksville, MD
Howard Co.
United States
Linden Church Rd. / MD 32 NB Ramps
(39.22942, -76.97263)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
39.6240
Freeway Ramps (Grade-Separated)
Single-Lane
2013 Year Completed estimated (2011-2014).
Westminster, MD
Carroll Co.
United States
Market St. / Gorsuch Rd.
(39.57010, -76.97452)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.6987
Other (At-Grade)
Single-Lane
2005 Right-turn bypass lanes on SW and SE quadrants. ICD estimated from Google Maps linework.
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.
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
Clarksville, MD
Howard Co.
United States
Highland Rd. / Triadelphia Mill Rd.
(39.21551, -76.97698)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
36.5760
Other (At-Grade)
Single-Lane
2008
Washington, DC
N/A Co.
United States
New York Ave. / Montana Ave. / West Virginia Ave.
(38.91723, -76.97813)
Signalized Roundabout/Circle
Existing
Signal
None
0 Approaches
0 Driveways
65.9769
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Waldorf, MD
Charles Co.
United States
Davis Rd. / (School entrance)
(38.63609, -76.97873)
Roundabout
Existing
All-Way Yield
None
2 Approaches
1 Driveways
33.5852
Other (At-Grade)
Single-Lane
2005 Functional Class: Local ICD estimated from Google Maps linework.
Abbottstown, PA
Adams Co.
United States
King St. / Queen St.
(39.88671, -76.98461)
Other
Existing
All-Way Yield
Unknown
4 Approaches
4 Driveways
33.9077
Other (At-Grade)
Single-Lane
Parking along circulatory roadway. ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Pennsylvania Ave. / Potomac Ave.
(38.88034, -76.98549)
Signalized Roundabout/Circle
Existing
Signal
None
0 Approaches
0 Driveways
81.8167
Other (At-Grade)
Unknown
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).
West Friendship, MD
Howard Co.
United States
Burntwoods Rd. / Andrea Dr. / MD 32 NB Ramps
(39.27321, -76.98627)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
35.1338
Freeway Ramps (Grade-Separated)
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
Burntwoods Rd. / Ten Oaks Rd.
(39.27315, -76.98805)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
37.9075
Other (At-Grade)
Single-Lane
2008 ICD estimated from Google Maps linework.
Washington, DC
City of Washington Co.
United States
Brentwood Rd NE / Bryant Rd NE / 13th St NE
(38.92115, -76.98915)
Roundabout
Existing
All-Way Yield
None
4 Approaches
1 Driveways
39.0264
Other (At-Grade)
Multilane (2 Lane, unspecified)
2010 First true roundabout in District of Columbia ICD estimated from Google Maps linework.
Upper Allen Township, PA
Cumberland Co.
United States
W Lisburn Rd. / Grantham Rd.
(40.16298, -76.99018)
Roundabout
Existing
All-Way Yield
Unknown
3 Approaches
1 Driveways
16.4290
Other (At-Grade)
Single-Lane
2018 https://www.abc27.com/news/top-video/new-traffic-circle-opens-in-upper-allen_20181003215307/1495637846 ICD estimated from Google Maps linework.
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).
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
Providence Forge, VA
New Kent Co.
United States
Brickshire Dr. / Royal Ln.
(37.48050, -76.99323)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
35.0520
Other (At-Grade)
Single-Lane
2000 Year Completed estimated (1994-2003).
Cloverly, MD
Montgomery Co.
United States
Harbour Town Dr. / Firestone Dr.
(39.12855, -76.99401)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Williamsport, PA
Lycoming Co.
United States
Via Bella St. / Mulberry St.
(41.24000, -76.99792)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
32.3309
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Cloverly, MD
Montgomery Co.
United States
Firestone Dr. / Sea Island Ct.
(39.12744, -76.99807)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Williamsport, PA
Lycoming Co.
United States
Via Bella St. / Court St.
(41.23876, -77.00027)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
58.3764
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
Miraflores, Lima
Province of Lima
Peru
Ovalo Los Cabitos
(-12.12880, -77.00104)
Other
Existing
Uncontrolled
Unknown
6 Approaches
0 Driveways
Freeway Ramps (Grade-Separated)
Multilane (3+ Lane)
Williamsport, PA
Lycoming Co.
United States
Via Bella St. / William St.
(41.23740, -77.00319)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
43.1096
Other (At-Grade)
Single-Lane
2009 ICD estimated from Google Maps linework.
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.
Ashton, MD
Montgomery Co.
United States
Harbour Town Dr. / Grand Cypress Ct.
(39.13205, -77.00407)
Other
Existing
Unknown
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Oxon Hill, MD
Prince George's Co.
United States
Oxon Hill Rd. / (parking lots)
(38.79166, -77.00416)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
26.0650
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
(unincorporated), MD
Prince Georges Co.
United States
Ft. Washington Rd. / Swan Creek Rd.
(38.72498, -77.00491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
25.1576
Other (At-Grade)
Single-Lane
1997 Fourth leg added. Year Completed estimated (before 2001). ICD estimated from Google Maps linework.
Chorrillos, Lima
Province of Lima
Peru
Avenida Alameda Caballero de Alcántara / Avenida Alameda San Hermenegiloameda
(-12.21595, -77.00513)
Unknown
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Unknown
Oxon Hill, MD
Prince George's Co.
United States
Oxen Hill Rd. / Cedar Ridge Dr. / Panorama Dr.
(38.78452, -77.00597)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.4465
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Fort Washington, MD
Prince George's Co.
United States
Oxon Hill Rd. / Kerby Hill Rd.
(38.77951, -77.00648)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
34.4490
Other (At-Grade)
Single-Lane
2015 ICD estimated from Google Maps linework.
Sykesville, MD
Carroll Co.
United States
Old Washington Rd. (MD 97) / W Old Liberty Rd.
(39.42906, -77.00755)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
34.1330
Other (At-Grade)
Single-Lane
2000 Year Completed estimated (1995-2005). ICD estimated from Google Maps linework.
Hampden Township, PA
Cumberland Co.
United States
Lambs Gap Rd. / Bali Hai Rd.
(40.27016, -77.00786)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
40.0963
Other (At-Grade)
Single-Lane
2019 http://www.cvschools.org/common/pages/UserFile.aspx?fileId=4627839 ICD estimated from Google Maps linework.
Silver Spring, MD
Montgomery Co.
United States
Woodmoor Dr. / Lexington Dr.
(39.02215, -77.00818)
Other
Existing
All-Way Yield
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Silver Spring, MD
Montgomery Co.
United States
Ritchie Ave. / Oswego Ave.
(38.98602, -77.00877)
Traffic Calming Circle
Existing
All-Way Yield
Unknown
3 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Painted splitter islands.
Oxon Hill, MD
Prince Georges Co.
United States
National Harbor Blvd. / American Way
(38.78227, -77.01099)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
30.7236
Other (At-Grade)
Multilane (2 Lane, unspecified)
2009 ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
G St. / 1st St. SW
(38.88119, -77.01228)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
31.6106
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Mechanicsburg, PA
Cumberland Co.
United States
Cope Circle [Cope Dr. / Glime Dr./ Kower Dr.]
(40.15949, -77.01261)
Other
Existing
Unknown
Unknown
3 Approaches
1 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Washington, DC
N/A Co.
United States
H St. / Delaware Ave.
(38.88028, -77.01262)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
31.6110
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
G St. / 3rd St. SW
(38.88127, -77.01520)
Traffic Calming Circle
Existing
Unknown
Unknown
0 Approaches
0 Driveways
26.9620
Other (At-Grade)
Unknown
ICD estimated from Google Maps linework.
Sandy Spring, MD
Montgomery Co.
United States
Alexander Manor Dr. / Red Tail Ct. / Halex Hill Ct.
(39.13149, -77.01778)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
New Bern, NC
Craven Co.
United States
Haley Ray Ln. / Drew Ave. / Austin Ave.
(35.03380, -77.01924)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands on three legs.
Washington, DC
N/A Co.
United States
Grant Circle (New Hampshire Ave. / Illinois Ave. / Varnum St. / NW 5th St.)
(38.94312, -77.01926)
Rotary
Existing
All-Way Stop
None
8 Approaches
0 Driveways
120.7587
Other (At-Grade)
Multilane (2 Lane, unspecified)
Functional Class: Arterial ICD estimated from Google Maps linework.
Washington, DC
N/A Co.
United States
Sherman Circle (Kansas Ave. / Illinois Ave. / Crittenden St.)
(38.94733, -77.02190)
Rotary
Existing
All-Way Stop
None
6 Approaches
0 Driveways
89.1704
Other (At-Grade)
Multilane (2 Lane, unspecified)
Functional Class: Arterial ICD estimated from Google Maps linework.
James City, NC
Craven Co.
United States
W Grantham Rd. / Pine St.
(35.06418, -77.02352)
Roundabout
Existing
All-Way Yield
At-grade Rail Crossing Signals/Gates (controlling approach only)
4 Approaches
0 Driveways
41.1480
Other (At-Grade)
Single-Lane
2023 Roundabout relocated to be approximately 50 feet from railroad track. Intersection moved approximately 350 feet southwest of the original location. Previous intersection was controlled with stop signs on 3 of the approaches. https://www.witn.com/2023/09/05/james-city-traffic-roundabout-set-open-friday/
Washington, DC

United States
L'Enfant Plaza SW
(38.88172, -77.02601)
Other
Existing
Other
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Pedestrian access to central island.
San Isidro, Lima
Province of Lima
Peru
Plaza 27 de Noviembre
(-12.09835, -77.02929)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other (At-Grade)
Multilane (2 Lane, unspecified)
Pedestrian access to central island; parking along circulatory roadway.
Washington, DC

United States
Main Dr. NW
(38.97464, -77.02950)
Other
Existing
Unknown
Unknown
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
Washington, DC
N/A Co.
United States
Logan Circle (Rhode Isl. Ave. / Vermont Ave. / 13th St. / P St.)
(38.90965, -77.02963)
Signalized Roundabout/Circle
Existing
Signal
None
5 Approaches
0 Driveways
120.8157
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
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.
Washington, DC

United States
Maryland Ave. SW
(38.88408, -77.03003)
Other
Existing
All-Way Yield
Unknown
1 Approaches
1 Driveways
0.0000
Other (At-Grade)
Multilane (2 Lane, unspecified)
Pedestrian access to central island; parking along circulatory roadway.
Sandy Spring, MD
Montgomery Co.
United States
Friends House Rd. / Quaker Ln. / (parking)
(39.14071, -77.03036)
Other
Existing
Unknown
Unknown
4 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
No splitter islands.
Washington, DC
N/A Co.
United States
Thomas Circle (Mass Ave. / Vermont Ave. / 14th St. / M St.)
(38.90565, -77.03196)
Signalized Roundabout/Circle
Existing
Signal
None
6 Approaches
0 Driveways
75.2817
Other (At-Grade)
Multilane (2 Lane, unspecified)
ICD estimated from Google Maps linework.
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.
James City, NC
Craven Co.
United States
Terminal Dr. / Airline Dr. / (parking)
(35.07889, -77.03292)
Roundabout
Existing
All-Way Yield
None
2 Approaches
0 Driveways
0.0000
Other (At-Grade)
Single-Lane
2021 Only 2 approaches but 4 exits. Year Completed estimated (2019-2022).