Suffolk County

Beach Lane Bridge   [Map · Street View]
Deck girder bridge over Quantuck Canal on Beach Lane
Open to traffic
Built 1936
Beach Lane Bridge (Old)   [Map]
Lost Bridge across the Quantuck Canal on Beach Lane
No longer exists
Built 1895 ; replaced 1936
Belmont Avenue Bridge   [Map · Street View]
Stone arch bridge over Southern State Parkway on Belmont Avenue in Wyandanch
Open to traffic
Built 1960
Belmont Avenue Bridge   [Map · Street View]
Concrete arch bridge over Southern State Parkway on Belmont Avenue in Wyandanch
Open to traffic
Built 1960
Bridge Lane Bridge   [Map · Street View]
Wooden bridge over Long Island Railroad Main Line on Bridge Lane in Peconic
Closed to all traffic
Built 1885; rehabilitated 1919
Carlls River Bridge   [Map · Street View]
Concrete arch bridge over Carlls River on NY 27 in North Babylon
Open to traffic
Built 1932; rehabilitated 1968
Carlls River Bridge   [Map · Street View]
Concrete arch bridge over Carlls River on Southern State Parkway in North Babylon
Open to traffic
Built 1933; rehabilitated 1942
Chevron Bridge   [Map]
Abandoned bailey pony truss bridge over Bridgehampton Race Circuit on Abandoned Bridgehampton Race Circuit Ingress Road
Abandoned
Built 1957; Abandoned since 1998
Cranberry Hole Overpass   [Map · Street View]
Girder bridge over Long Island Railroad on Cranberry Hole Road
Open to traffic
Built 1895; rehabilitated 1982
Dix Hills Road Bridge   [Map · Street View]
Concrete arch bridge over Northern State Parkway on Dix Hills Road in Dix Hills
Open to traffic
Built 1949
Dix Hills Road Bridge   [Map]
Concrete arch bridge over Northern State Parkway on Dix Hills Road in Dix Hills
Open to traffic
Built 1949
Fire Island Inlet Bridge   [Map · Street View]
Steel through arch bridge over Fire Island Inlet on Robert Moses State Parkway (NY 908J)
Open to traffic
Built 1962
Frank Melville Memorial Bridge   [Map]
Closed-spandrel arch bridge over Setauket Mill Pond on Old Field Road
Open to traffic
Built 1936
Great South Bay Bridge   [Map · Street View]
Through truss bridge over Great South Bay on Robert Moses Causeway
Open to traffic
Built 1951
Great South Bay Bridge   [Map · Street View]
Steel through arch bridge over Great South Bay on Rte 908j
Open to traffic
Built 1967 as a wider twin to the 1951 Great South Bay bridge
Hampton Bays Swing Bridge   [Map]
Lost Pratt pony truss bridge over Shinnecock Canal on Road
Replaced by a new bridge
Built 1892; Replaced 1907
Head of Pond Road Bridge   [Map · Street View]
Steel stringer bridge over Long Island Railroad Montauk Branch on Head Of Pond Road
Open to traffic
Built 1913
Horse Block Road Bridge   [Map · Street View]
Steel stringer bridge over Long Island Avenue and LIRR Main Line on Horse Block Road
Open to traffic
Built 1940
Japanese Bridge   [Map]
Closed-spandrel arch bridge over Inlet on Pedestrian Walkway
Open to pedestrians only
Jessup Lane Bridge   [Map · Street View]
Deck plate girder bridge over Quantuck Bay on Jessup Lane
Open to traffic
Lakeview Avenue Bridge   [Map]
Concrete arch bridge over Mirror Lake on Lakeview Avenue E in Bay Shore
Open to traffic
Built 1910
Lakeview Avenue W Bridge   [Map]
Concrete arch bridge over Upper Cascade Lake on Lakeview Avenue W in Bay Shore
Open to traffic
Built 1910
LI - Accabonac Road Bridge   [Map]
Lost Steel stringer bridge over Accabonac Road on LIRR Montauk Br
Replaced by a new bridge in2019
Built 1895
LI - Carmans River Bridge   [Map]
Closed-spandrel arch bridge over Carmans River on Long Island Railroad
Open to traffic
Built 1911
LI - Dark Hollow Road Underpass   [Map · Street View]
Closed-spandrel arch bridge over Dark Hollow Road on Long Island Railroad
Open to traffic
LI - Hallock Landing Road Overpass   [Map]
Lost Stone arch bridge over Hallock Landing Road on Long Island Railroad
Removed
LI - Hills Station Road Overpass   [Map · Street View]
Steel stringer bridge over Hills Station Road on Long Island Railroad
Open to traffic
Built 1907
LI - Montauk Highway Bridge   [Map · Street View]
Concrete pony/through girder bridge over Montauk Highway/CR 80 on Long Island Railroad
Open to traffic
Built 1916
LI - Montauk Highway Overpass   [Map · Street View]
Girder bridge over Montauk Highway on Long Island Railroad
Open to traffic
Built 1930
LI - N Main Street Bridge   [Map]
Lost Steel stringer bridge over N Main Street on LIRR Montauk Br
Replaced by a new bridge in 2019
Built 1895
LI - North Highway Overpass   [Map · Street View]
Girder bridge over North Highway on Long Island Railroad
Open to traffic
Built 1907
LI - North Main Street Bridge   [Map · Street View]
Deck plate girder bridge over N. Main Street on Long Island Railroad
Open to traffic
Built 1891
LI - North Ocean Avenue Overpass (1951)   [Map]
Lost Steel stringer bridge over North Ocean Avenue on Long Island Railroad
Replaced by a new bridge
Built 1951; Replaced 1979
LI - North Ocean Avenue Overpass (Older)   [Map]
Lost Brick arch bridge over North Ocean Avenue on Long Island Railroad
Replaced by a new bridge
Built ca 1850; Replaced ca. 1951
LI - Old Town Road Overpass   [Map · Street View]
Steel stringer bridge over Old Town Road on Long Island Railroad
Open to traffic
Built 1902
LI - River Road Underpass   [Map · Street View]
Closed-spandrel arch bridge over River Road on Long Island Railroad
Open to traffic
LI - Sheep Pasture Road Bridge   [Map]
Wooden bridge over the Long Island Railroad on Sheep Pasture Road
Open to traffic
Built 1906
LI - Shinnecock Canal Bridge   [Map · Street View]
Parker through truss bridge over Shinnecock Canal on Long Island Railroad
Open to traffic
Built 1931
LI - Shinnecock Canal Bridge (Old)   [Map]
Lost Parker through truss bridge over Shinnecock Canal on Long Island Railroad
Replaced by a new bridge
Built 1899; Replaced 1931
LI - Shinnecock Canal Bridge (Older)   [Map]
Lost Pony/through plate girder bridge over Shinnecock Canal on Long Island Railroad
Replaced by a new bridge
Replaced 1899
LI - Smithtown Trestle   [Map · Street View]
Deck plate girder bridge over NY 25, Nissequogue River on Long Island Railroad
Open to traffic
Built 1902
LI - South Country Road Overpass   [Map · Street View]
Pony/through plate girder bridge over South Country Road/CR 36 on Long Island Railroad
Open to traffic
Built 1896
LI - Stony Brook Road Overpass   [Map · Street View]
Steel stringer bridge over Stony Brook Road on Long Island Railroad
Open to traffic
Built 1902
LI - Town Line Road Overpass   [Map · Street View]
Deck plate girder bridge over Town Line Road on Long Island Railroad
Open to traffic
Built 1902
LI - Woodville Road Overpass   [Map · Street View]
Abandoned stone arch bridge over Woodville Road on Long Island Railroad
Abandoned in 1939
Little East Neck Road Bridge   [Map]
Concrete arch bridge over Southern State Parkway on Little East Neck Road in Wyandanch
Open to traffic
Built 1959
Little East Neck Road Bridge   [Map]
Concrete arch bridge over Southern State Parkway on Little East Neck Road in Wyandanch
Open to traffic
Built 1941; rehabilitated 1960
Ludlow Green's Covered Bridge 32-52-02   [Map]
Town lattice truss bridge over Poxabogue Pond on Private Drive
Built 1990
Löwenbräu Footbridge   [Map]
Lost Warren through truss bridge over Bridgehampton Race Circuit on Footpath
Collapsed
Built 1959; Collapsed 1981
Mattituck Harbor Bridge   [Map · Street View]
Bridge over Mattituck Harbor on Grand Avenue
No longer exists
Built 1910
Montauk Highway Shinnecock Canal Bridge (Old)   [Map]
Lost Parker through truss bridge over Shinnecock Canal on Montauk highway
Replaced by a new bridge
Built 1907; Replaced 1970
Narrow Bay Bridge   [Map · Street View]
Bascule bridge over Narrow Bay on Floyd Parkway Extension in Shirley
Open to traffic
Built 1959
Ocean Aveue Bridge   [Map]
Lost Through truss bridge over Quogue Canal on Ocean Avenue
No longer exists
Patchogue Lake Bridge   [Map]
Concrete arch bridge over Patchogue Lake on Roe Blvd. in North Patchogue
Open to traffic
Built 1920
Ponquogue Bridge (Old)   [Map · Street View]
Lost Bridge over Shinnecock Bay on Lighthouse Road
Replaced by a new bridge
Built 1930; Replaced 1986 with main span being dumped at the Shinnecock artificial reef and the approaches being reused as fishing piers; Section of fishing pier damaged by Hurricane Sandy 2012; Aforementioned section removed 2013
Post Lane Bridge   [Map · Street View]
Bascule bridge over Quogue Canal on Post Lane in Quogue
Open to traffic
Built 1940
River Avenue Overpass   [Map]
Girder bridge over LIRR on River Avenue
Open to traffic
Built 1907
Riviera Drive East Bridge   [Map]
Concrete arch bridge over Santa Barbara Ca on Riviera Drive East in West Babylon
Open to traffic
Built 1910
Riviera Drive West Bridge   [Map · Street View]
Concrete arch bridge over Santa Barbara Canal on Riviera Drive West in West Babylon
Open to traffic
Built 1910
Sagg Road Bridge   [Map]
Wooden bridge over Long Island Railroad Montauk Branch on Sagg Road in Wainscott
Open to traffic
Built 1921; rehabilitated 2003
Shinnecock Canal Bridge   [Map · Street View]
Steel stringer bridge over Canal Road, Shinnecock Canal on NY 27
Open to traffic
Built 1960; rehabilitated 1999
Southern State Parkway Bridge   [Map · Street View]
Concrete arch bridge over Southern State Parkway on NY 109 in East Farmingdale
Open to traffic
Built 1940; rehabilitated 1961
Southern State Parkway Bridge   [Map · Street View]
Concrete arch bridge over Southern State Parkway on NY 110 in East Farmingdale
Open to traffic
Built 1939; rehabilitated 1957
Southern State Parkway Bridge   [Map]
Concrete arch bridge over Southern State Parkway on NY 110 in East Farmingdale
Open to traffic
Built 1957
State Boat Channel Bridge   [Map · Street View]
Bascule bridge over State Boat Channel on Robert Moses State Parkway (Robert Moses Causeway) in Gilgo-Oak Beach-Captree
Open to traffic
Built 1951; rehabilitated 1994
Sunken Meadow Creek Bridge   [Map]
Concrete arch bridge over Sunken Meadow Creek on Sunken Meadow State Parkway in Fort Salonga
Open to traffic
Built 1955
Sylvan Road Bridge   [Map]
Concrete arch bridge over Carlls River on Sylvan Road in North Babylon
Open to traffic
Built 1960
Vanderbilt Museum Bridge   [Map · Street View]
Closed-spandrel arch bridge over Drive on Drive
Open to traffic
Wellwood Avenue Bridge   [Map]
Concrete arch bridge over Southern State Parkway on Wellwood Avenue in East Farmingdale
Open to traffic
Built 1960
Wellwood Avenue Bridge   [Map]
Concrete arch bridge over Southern State Parkway on Wellwood Avenue in East Farmingdale
Open to traffic
Built 1934; rehabilitated 1960