Frederick County

Apples Church Road Bridge   [Map · Street View]
Pony truss bridge over Owens Creek on Apples Church Road
Open to traffic
Built 1917; rehabilitated 1997
Baker Park Swinging Bridge   [Map · Street View]
Bridge over Carroll Creek on Pedestrian pathway
Open to pedestrians only
Ballenger Creek Bridge   [Map]
Concrete arch bridge over Ballenger Creek on MD 85
Open to traffic
Built 1926; rehabilitated 1950
Bennies Hill Road Bridge   [Map]
Bowstring pony truss bridge over Catoctin Creek on Bennies Hill Road
Open to traffic
Built ca. 1889 by the King Iron Bridge Co.
Blacks Mill Road Bridge   [Map · Street View]
Pony truss bridge over Hunting Creek on Blacks Mill Road
Open to traffic
Built 1914; rehabilitated 1995
Bullfrog Road Bridge   [Map · Street View]
Through truss bridge over Monocacy River on Bullfrog Road
Open to traffic
Built 1908 by the York Bridge Co.; rehabilitated 1995
Burkittsville Road Bridge   [Map · Street View]
Through truss bridge over Catoctin Creek on MD 17 (Burkittsville Road)
Open to traffic
Built 1934
Bush Creek Bridge   [Map · Street View]
Bailey pony truss bridge over Bush Creek on Reichs Ford Road
Open to traffic
Built 1909
C & O Canal Monocacy River Bridge   [Map]
Stone arch bridge over Monocacy River on Old Chesapeake & Ohio Canal
Open to pedestrians
Built as one of the seven aqueducts on the C&O Canal, which ran from Georgetown, DC to Cumberland, MD.
C&O Canal Catoctin Creek Aqueduct   [Map]
Stone arch bridge over Catoctin Creek on C&O Canal Towpath Path (former Chesapeake & Ohio Canal)
Open to pedestrians
Partially collapsed by flooding 1973; rebuilt and reopened 2011
Catoctin Creek Bridge   [Map]
Concrete arch bridge over Catoctin Creek on US 40 in Myersville
Open to traffic
Built 1936
Catoctin Creek Bridge   [Map]
Concrete arch bridge over Catoctin Creek on US 40 ALT
Open to traffic
Built 1923
Catoctin Creek Bridge   [Map · Street View]
Concrete arch bridge over Catoctin Creek on MD 180
Open to traffic
Built 1928
Catoctin Creek Bridge   [Map · Street View]
Pony truss bridge over Catoctin Creek on MD 464
Replaced by a new bridge
Built 1934
Catoctin Furnace Bridge   [Map]
Bowstring pony truss bridge over Little Hunting Creek on a pedestrian path
Open to pedestrians
Built ca. 1872
Church Hill Road Bridge   [Map · Street View]
Pony truss bridge over Middle Creek on E. Church Hill Road
Open to traffic
Built 1908; rehabilitated 1994
Covell Road Bridge   [Map · Street View]
Riveted 4-panel Pratt half-hip pony truss bridge over Little Bennett Creek on Covell Road
Open to traffic
Creamery Road Bridge   [Map]
Pony truss bridge over Toms Creek on Creamery Road
Open to traffic
Built 1885; rehabilitated 1997
Crow Rock Road Bridge   [Map · Street View]
Pony truss bridge over Middle Creek on Crow Rock Road
Open to traffic
Built 1897; rehabilitated 1997
Crum Road Bridge   [Map]
Bowstring pony truss bridge originally over Israel Creek on Crum Road
Replaced by new bridge, Relocated to Heritage Park in Walkersville
Built 1880; dissassembled in 1994
Crum Road Bridge   [Map]
Bowstring pony truss bridge over Ballenger Creek on the Ballenger Creek Park Nature Trail
Open to pedestrians
Originally built on Crum Road near Walkersville; later relocated to Ballenger Creek Park on a walking trail
CSX - Catoctin Creek Bridge   [Map]
Stone arch bridge over Catoctin Creek on CSX Railroad (formerly Baltimore & Ohio RR) 2 tracks
Open to traffic
CSX - Point of Rocks Tunnel   [Map · Street View]
Tunnel on CSX Railroad
Open to traffic
formerly B&O Railroad, carries west bound track under spur of Catoctin Mountain
CSX Hartman Tunnel   [Map]
Bridge on CSX (former B&O)
Open to traffic
Built for B&O
CSX Monocacy River Bridge   [Map]
Deck plate girder bridge over Monocacy River on CSX (former B&O)
Open to traffic
Built for B&O
CSX Mount Airy Tunnel   [Map]
Tunnel on CSX (former B&O)
Open to traffic
Built 1901 for B&O
Dixon Road Bridge   [Map · Street View]
Pony truss bridge over Bennett Creek on Dixon Road
Open to traffic
Built 1904; rehabilitated 1995
Fishing Creek Bridge   [Map]
Bailey pony truss bridge over Fishing Creek on Lenhart Road
Open to traffic
Flat Run Bridge   [Map]
Concrete arch bridge over Flat Run on US 15 BU
Open to traffic
Built 1927
Fourpoints Bridge   [Map]
Through truss bridge over Tom's Creek on Keysville Road
Open to traffic
Built ca. 1876 by the Wrought Iron Bridge Co.; rehabilitated 1997
Friends Creek Road Bridge   [Map · Street View]
Pony truss bridge over Friends Creek on Friends Creek Road
Open to traffic
Built 1910; rehabilitated 2002
Grimes Road Bridge   [Map]
Steel Truss (Open grate deck) over Toms Creek on Grimes Road
Open to traffic
Built 1914; rehabilitated 1994
Harmony Road Bridge   [Map · Street View]
Lost Half-hip Pratt pony truss bridge over Little Catoctin Creek on Harmony Road
Replaced by new bridge
Built 1918; replaced 2000
Hoovers Mill Road Bridge   [Map · Street View]
Pony truss bridge over Owens Creek on Hoovers Mill Road
Open to traffic
Built ca. 1910; rehabilitated 1996
James Monroe Highway Bridge   [Map · Street View]
Through truss bridge over Potomac River on James Monroe Highway
Open to traffic
Built 1939
Keymar Bridge   [Map]
Lost stone arch bridge over Little Pipe Creek on MD-194
Replaced by a new bridge
LeGore Bridge   [Map · Street View]
Five-span stone arch bridge over Monocacy River on LeGore Bridge Road in Woodsboro
Open to traffic
Built 1903; rehabilitated 1981, 2009
Little Catoctin Creek Bridge   [Map · Street View]
Concrete arch bridge over Little Catoctin Creek on US 40
Open to traffic
Built 1936
Little Catoctin Creek Bridge   [Map]
Bailey pony truss bridge over Little Catoctin Creek on Pete Wiles Road
Open to traffic
Built 1910; rehabilitated 1973
Little Hunting Creek Bridge   [Map · Street View]
Bailey pony truss bridge over Little Hunting Creek on Hessong Bridge Road
Open to traffic
Loys Station Covered Bridge 20-10-03 #2   [Map · Street View]
Multiple Kingpost through truss bridge over Owens Creek on Old Frederick Road
Open to traffic
Built 1885; rehabilitated 1994
Middle Creek Bridge   [Map]
Concrete arch bridge over Middle Creek on US 40 in Myersville
Open to traffic
Built 1936
MMID - Little Pipe Creek Trestle   [Map · Street View]
Deck plate girder bridge over Little Pipe Creek and Keymar Road on MMID (former PRR)
MMID - MD550 Overpass   [Map · Street View]
Pony/through plate girder bridge over MD-550 on Maryland Midland Railway
MMID Monocacy River Bridge   [Map]
Baltimore through truss bridge over Monocacy River on MMID (former WM)
Open to traffic
Built for WM Rwy
MMID Monocacy River Bridge   [Map]
Deck plate girder bridge over Monocacy River on MMID (former PRR)
Open to traffic
MMID Old Sabillasville Road Overpass   [Map · Street View]
Deck arch bridge over Old Sabillasville Road on MMID (former WM)
Open to traffic
Built for WM Rwy
MMID Sabillasville Overpass   [Map · Street View]
Deck plate girder bridge over Sabillasville Road on MMID (former WM)
Open to traffic
MMID Sabillasville Overpass   [Map · Street View]
Deck plate girder bridge over Sabillasville Road and Owens Creek on MMID (former WM)
Open to traffic
MMID Tuscarora Creek Bridge   [Map]
Pony/through plate girder bridge over Tuscarora Creek on MMID (former PRR)
Open to traffic
Monocacy River Bridge   [Map · Street View]
Through truss bridge over Monocacy River on MD 26 in Frederick
Open to traffic
Built 1932; rehabilitated 1980
Monocacy River Bridge   [Map · Street View]
Through truss bridge over Monocacy River on MD 28
Open to traffic
Built 1931
Monocacy River Bridge   [Map]
Deck truss bridge over Monocacy River on MD 144FA EB in Frederick
Open to traffic
Built 1955; rehabilitated 1987
Monocacy River Bridge   [Map · Street View]
Through truss bridge over Monocacy River on MD 77
Open to traffic
Built 1932
Monocacy River Bridge   [Map · Street View]
Concrete arch bridge over Monocacy River on MD 140
Open to traffic
Built 1925
Monocacy River Bridge   [Map · Street View]
Through truss bridge over Monocacy River on MD 355
Open to traffic
Built 1930; rehabilitated 1980
Monocacy River Bridge   [Map · Street View]
Bailey pony truss bridge over Monocacy River on Harney Road
Open to traffic
Built 1989
Monocacy River Bridge   [Map]
Steel stringer bridge over Monocacy River on Keysville Fr Co Road
Open to traffic
Mumma Ford Road Bridge   [Map · Street View]
Through truss bridge over Monocacy River on Mumma Ford Road
Open to traffic
Built 1911; rehabilitated 1988 and summer 2011
Old Hagerstown Road Bridge   [Map]
Pratt pony truss bridge originally over Little Catoctin Creek on Old Hagerstown Road
Relocated for reuse
Built 1920; rehabilitated 1978; relocated to local golf course 1994
Old Links Bridge   [Map]
Lost Bridge over Monocacy River on Old Links Bridge Road
Replaced by a new bridge
Old Mill Road Bridge   [Map · Street View]
Through truss bridge over Owens Creek on Old Mill Road
Open to traffic
Built 1882 by the Pittsburgh Bridge Co.
Old Monocacy River Rt. 40/National Pike Bridge   [Map · Street View]
Abandoned open-spandrel arch bridge over Monocacy River on Abandoned Rt. 40/National Pike segment
Abandoned, bypassed by newer bridge
Built 1942
Old National Road Monacacy River Bridge   [Map]
Lost Bridge over Monocacy River on former National Road
Replaced by new bridge
Poffenberger Road Bridge   [Map]
Whipple through truss bridge over Catoctin Creek on Poffenberger Road
Open to traffic
Built 1878 by the Wrought Iron Bridge Co.; rehabilitated 2006
Potomac River Bridge   [Map · Street View]
Through truss bridge over Potomac River on US 15
Open to traffic
Built 1939; rehabilitated 1980
Reels Mill Bridge   [Map]
Steel stringer bridge
Open to traffic
Built 1954
Reichs Ford Road Bridge   [Map · Street View]
Pony truss bridge over Bush Creek on Reichs Ford Road
Open to traffic
Built 1911; rehabilitated 1999
Roddy Road Covered Bridge 20-10-02   [Map · Street View]
Kingpost through truss bridge over Owens Creek on Roddy Road
Open to traffic
Built 1892; rehabilitated 1995
Simpsons Mill Road Bridge   [Map · Street View]
Through truss bridge over Little Pipe Creek on Simpsons Mill Road
Open to traffic
Built ca. 1890; rehabilitated 1998
Sixes Bridge Road Bridge   [Map · Street View]
Two-span through truss bridge over Monocacy River on Sixes Bridge Road
Open to traffic
Built 1910; rehabilitated 1995
St. Marks Road Bridge   [Map]
Pony truss bridge over Broad Run on St. Marks Road
Open to traffic
Station Road Bridge   [Map]
Pony truss bridge over Catoctin Creek on Station Road in Middletown
Open to traffic
Built ca. 1920; rehabilitated 1996
Stauffer Road Bridge   [Map]
Lost Pratt pony truss bridge over Israel Creek on Stauffer Road
Replaced by new bridge
Built 1910; rehabilitated 1970; replaced 1998
Stevens Road Bridge   [Map · Street View]
Through truss bridge over Hunting Creek on Stevens Road
Open to traffic
Built ca. 1890; rehabilitated 1990
Sumantown Road Bridge   [Map]
Through truss bridge over Catoctin Creek on Sumantown Road
Open to traffic
Built ca. 1910; rehabilitated 1999
Tom's Creek Bridge   [Map · Street View]
Pony truss bridge over Tom's Creek on Sixes Road
Open to traffic
Built 2006
Toms Creek Bridge   [Map]
Concrete arch bridge over Toms Creek on US 15 BU
Open to traffic
Built 1923
Urbana Pike Bridge   [Map]
Bridge over Monacacy river on Urbana Pike
Looks like it has had recent upgrades
Built 1909
Utica Mills Covered Bridge 20-10-01   [Map · Street View]
Multiple Kingpost through truss bridge over Fishing Creek on Utica Road
Open to traffic
Built 1890; rehabilitated 1997
William O. Lee Suspension Footbridge   [Map]
Wire suspension bridge over Carroll Creek on Pedestrian pathway
Open to pedestrians only
Built 2006