5324 Results

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City, State
County
Country
Intersection
(Lat, Lng)
Type
Status
Control Type / Other Control Type Approaches / Driveways Functional Class /
LaneType
Year Completed Comments
Oxon Hill, MD
Prince George's Co.
United States
Oxen Hill Rd & Cedar Ridge Dr & Panorama Dr
(38.78430, -77.00576)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2015
(unincorporated), MD
Prince Georges
United States
Ft. Washington Rd./Swan Creek Rd.
(38.72498, -77.00491)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
Fourth leg added. Year Completed unknown (before 2001).
Oxon Hill, MD
Prince George's Co.
United States
Oxon Hill Rd & driveways
(38.79160, -77.00384)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2015
Williamsport, PA
Lycoming
United States
Via Bella St./William St.
(41.23740, -77.00319)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Williamsport, PA
Lycoming
United States
Via Bella St./Court St.
(41.23876, -77.00027)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Williamsport, PA
Lycoming
United States
Via Bella St./Mulberry St.
(41.24000, -76.99792)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Washington, DC
City of Washington
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
Other
Multilane (2 Lane)
2010 First true roundabout in District of Columbia
Washington, DC
N/A
United States
Pennsylvania Ave./Potomac Ave.
(38.88034, -76.98549)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Unknown
Abbottstown, PA
Adams Co.
United States
King St./Queen St.
(39.88671, -76.98461)
Other
Existing
All-Way Yield
Unknown
4 Approaches
4 Driveways
Other
Single-Lane
Parking along circulatory roadway.
Waldorf, MD
Charles
United States
Davis Rd./(School entrance)
(38.63609, -76.97873)
Roundabout
Existing
All-Way Yield
None
2 Approaches
1 Driveways
Other
Single-Lane
2005 Functional Class: Local
Washington, DC
N/A
United States
New York Ave./Montana Ave./West Virginia Ave.
(38.91723, -76.97813)
Rotary
Existing
Signal
None
0 Approaches
0 Driveways
Other
Unknown
Westminster, MD
Carroll
United States
Market St./Gorsuch Rd.
(39.57010, -76.97452)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2005 Right-turn bypass lanes on SW and SE quadrants.
Sykesville, MD
Carroll Co.
United States
Smithfield Ave & Warfield Ave
(39.37673, -76.96410)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2007 Elliptical
Washington, DC
N/A
United States
Randle Circle (Mass. Ave./Minn. Ave./K St.)
(38.87810, -76.96148)
Rotary
Existing
Signal
None
7 Approaches
0 Driveways
Other
Multilane (2 Lane)
Functional Class: Arterial
Mount Rainier, MD
Prince Georges
United States
US 1/34th St./Perry St.
(38.93647, -76.96074)
Roundabout
Existing
All-Way Yield
None
5 Approaches
0 Driveways
Other
Multilane (2 Lane)
2001 Functional Class: Arterial
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.)/Oxon Run Dr.
(38.84986, -76.95789)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001
Temple Hills, MD
Prince Georges
United States
MD 637 (Naylor Rd.)/Good Hope Ave.
(38.84922, -76.95655)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2001
Clarksville, MD
Howard
United States
Brighton Dam Rd./Ten Oaks Rd.
(39.20491, -76.95455)
Roundabout
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Other
Single-Lane
2008
Sykesville, MD
Carroll
United States
Bennett Rd./Monroe Ave.
(39.41306, -76.92967)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2006
Burtonsville, MD
Montgomery
United States
Dustin Rd./US 29 SB Offramp/Columbia Pike
(39.12256, -76.92656)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Single-Lane
2006 Fatal crash October 14, 2007.: http://www.fredericknewspost.com/sections/news/display.htm?StoryID=66411. 11861-05.
Columbia, MD
Howard
United States
Trotter Rd./South Wind Cir.
(39.20956, -76.91891)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
1997 Functional Class: Collector. Year Completed estimated (1993-2001).
Scaggsville, MD
Howard
United States
MD 216/Westside Blvd.
(39.14796, -76.90977)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2009 Series of 4 roundabouts. Functional Class: Arterial
Scaggsville, MD
Howard
United States
Westside Blvd./(parking lot)
(39.14952, -76.90856)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2008
Scaggsville, MD
Howard
United States
MD 216/Maple Lawn Blvd.
(39.14710, -76.90723)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2005 Series of 4 roundabouts. Functional Class: Arterial
Scaggsville, MD
Howard
United States
Maple Lawn Blvd./Iager Blvd.
(39.15816, -76.90440)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2005
Scaggsville, MD
Howard
United States
MD 216/US 29 SB Ramps
(39.14562, -76.90418)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001 Series of 4 roundabouts.
Greenbelt, MD
Prince George's Co.
United States
Cherrywood Ln & Greenbelt Metro Dr
(39.00986, -76.90334)
Roundabout
Existing
All-Way Yield
Other
3 Approaches
0 Driveways
Other
Single-Lane
2012 Raised Crosswalks
Scaggsville, MD
Howard
United States
Maple Lawn Blvd./Tawes St.
(39.15364, -76.90125)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2006
Scaggsville, MD
Howard
United States
Ice Crystal Dr./Birchtree Ln.
(39.14355, -76.89912)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2003
Scaggsville, MD
Howard
United States
MD 216/US 29 NB Ramps/Ice Crystal Dr.
(39.14476, -76.89799)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001 Series of 4 roundabouts.
Scaggsville, MD
Howard
United States
Hopkins-Gorman Rd./US 29 NB Ramps
(39.15846, -76.88660)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2002
Columbia, MD
Howard Co.
United States
Howard Community College & Harpers Farm Rd
(39.21683, -76.87939)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2003 Originally had 4 legs
Greenbelt, MD
Prince Georges
United States
Hanover Pkwy./Village Park Dr./Schrom Hills Community Park entrance
(38.98378, -76.87333)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
1998 Year Completed estimated (1994-2001).
Columbia, MD
Howard
United States
Banneker Rd./Cul-de-sac
(39.21141, -76.87041)
Neighborhood Traffic Circle
Existing
Unknown
Unknown
3 Approaches
0 Driveways
Other
Single-Lane
Functional Class: Local
Hampstead, MD
Carroll Co.
United States
MD-30 (Hampstead Bypass) & Business MD 30 (Hanover Pike)
(39.63466, -76.86675)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Multilane (2 Lane)
2009
Hampstead, MD
Carroll Co.
United States
MD 30 (Hampstead Bypass) & MD 482 (Hampstead Mexico Rd)
(39.61108, -76.86457)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2009
Laurel, MD
Howard Co.
United States
Old Scaggsville Rd & High Ridge Rd & Running Deer Dr
(39.11838, -76.86440)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2015
Spring Grove, PA
York
United States
Rte. 116 (Hanover St.)/Roths Church Rd./W. Hanover St.
(39.88301, -76.86363)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2007 http://www.yorkdispatch.com/local/ci_6708523
Ritchie, MD
Prince Georges
United States
Ritchie-Marlboro Rd./I-95 SB Ramps
(38.86894, -76.84738)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001
Laurel, MD
Howard Co.
United States
Stephens Rd & Whiskey Bottom Rd
(39.12729, -76.84601)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Single-Lane
2005
Hampstead, MD
Carroll Co.
United States
MD 30 (Hampstead Bypass) & Business MD 30 (Hanover Pike)
(39.58178, -76.84261)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Multilane (2 Lane)
2009
Laurel, MD
Howard Co.
United States
All Saints Rd & Whiskey Bottom Rd
(39.12465, -76.84196)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2007
Ritchie, MD
Prince Georges
United States
Ritchie-Marlboro Rd./I-95 NB Ramps
(38.86824, -76.84158)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
2001
Columbia, MD
Howard
United States
Cradlerock Way/Homespun Dr.
(39.19095, -76.83787)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2001 Completed May 21, 2001. Previously controlled by one-way stop Functional Class: Collector
Hampstead, MD
Carroll
United States
MD 88/MD 833
(39.60434, -76.83682)
Roundabout
Existing
Unknown
Unknown
4 Approaches
0 Driveways
Other
Single-Lane
2004
Muncy, PA
Lycoming
United States
Lycoming Mall Circle
(41.24320, -76.82846)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Single-Lane
2009
Ellicott City, MD
Howard Co.
United States
Rogers Ave/Old Frederick Road
(39.29904, -76.81308)
Roundabout
Existing
All-Way Yield
None
3 Approaches
1 Driveways
Other
Single-Lane
2004
Columbia, MD
Howard
United States
Golden Straw Ln./Longmeadow Ct.
(39.21441, -76.81085)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Other
Unknown
2000 Previously controlled by one-way stop Functional Class: Local
Columbia, MD
Howard
United States
Golden Straw Ln./Davis Rd.
(39.21597, -76.81084)
Roundabout
Existing
All-Way Yield
None
4 Approaches
0 Driveways
Other
Mini-roundabout
2000 Completed April 28, 2000. Functional Class: Collector. Pedestrian ramps into circulatory roadway.
Ellicott City, MD
Howard
United States
MD 104 (Waterloo Rd.)/MD 100 WB Ramps
(39.22470, -76.80600)
Roundabout
Existing
All-Way Yield
None
3 Approaches
0 Driveways
Freeway Ramps
Multilane (2 Lane)
1999

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