Suffolk County

NameLocationStatusDesignYear BuiltYear LostSpan Length (ft.)Total Length (ft.)
Beach Lane BridgeBeach Lane over Quantuck CanalOpen to trafficDeck girder1936------
Beach Lane Bridge (Old)Beach Lane over Quantuck CanalNo longer existsUnknown18951936----
Belmont Avenue BridgeBelmont Avenue over Southern State Parkway (NY 908M)Open to trafficDeck arch1960--71.977.8
Belmont Avenue BridgeBelmont Avenue over Southern State Parkway (NY 908M)Open to trafficDeck arch1960--71.977.8
Bridge Lane BridgeBridge Lane over LIRR Main LineClosed to all trafficTimber stringer1885--15.763.0
Carlls River BridgeNY 27 over Carlls RiverOpen to trafficDeck arch1932--28.928.9
Carlls River BridgeSouthern State Parkway (908M) over Carlls River, PedestrianOpen to trafficDeck arch1933--31.835.8
Chevron BridgeAbandoned Bridgehampton Race Circuit Ingress Road over Bridgehampton Race CircuitAbandonedBailey pony truss1957------
Cranberry Hole OverpassCranberry Hole Road over Long Island RailroadOpen to trafficGirder1895--29.9129.9
Dix Hills Road BridgeDix Hills Road over Northern State Parkway (NY 908G)Open to trafficDeck arch1949--44.048.9
Dix Hills Road BridgeDix Hills Road over Northern State Parkway (NY 908G)Open to trafficDeck arch1949--44.048.9
Fire Island Inlet BridgeRobert Moses State Parkway (NY 908J) over Fire Island InletOpen to trafficSteel through arch1962--460.04234.1
Great South Bay BridgeRobert Moses Causeway (NY 908J) over Great South BayOpen to trafficSteel through arch1951--460.010519.5
Great South Bay BridgeRte 908j over Great South BayOpen to trafficSteel through arch1967--460.010434.2
Hampton Bays Swing BridgeRoad over Shinnecock CanalReplaced by a new bridgePratt pony truss18921907----
Japanese BridgePedestrian Walkway over Smith's Pond InletOpen to pedestrians onlyClosed-spandrel arch--------
Jessup Lane BridgeJessup Lane over Quantuck BayOpen to trafficDeck plate girder--------
Lakeview Avenue BridgeLakeview Avenue E over Mirror LakeOpen to trafficDeck arch1910--24.928.9
Lakeview Avenue W BridgeLakeview Avenue W over Upper Cascade LakeOpen to trafficDeck arch1910--24.928.9
LIRR - Carmans River BridgeLong Island Railroad over Carmans RiverOpen to trafficClosed-spandrel arch1911------
LIRR - Hallock Landing Road OverpassLong Island Railroad over Hallock Landing RoadRemovedStone arch--------
LIRR - Hills Station Road OverpassLong Island Railroad over Hills Station RoadOpen to trafficSteel stringer1907--32.838.7
LIRR - Montauk Highway OverpassLong Island Railroad over Montauk HighwayOpen to trafficGirder1930--88.988.9
LIRR - North Highway OverpassLong Island Railroad over North HighwayOpen to trafficGirder1907--49.951.8
LIRR - North Ocean Avenue Overpass (Older)Long Island Railroad over North Ocean AvenueReplaced by a new bridgeBrick arch18501951----
LIRR - Old Town Road OverpassLong Island Railroad over Old Town RoadOpen to trafficSteel stringer1902--48.9170.0
LIRR - Shinnecock Canal BridgeLong Island Railroad over Shinnecock CanalOpen to trafficParker through truss1931--28.933.8
LIRR - Shinnecock Canal Bridge (Old)Long Island Railroad over Shinnecock CanalReplaced by a new bridgeParker through truss18991931----
LIRR - Shinnecock Canal Bridge (Older)Rhode Island Railroad over Shinnecock CanalReplaced by a new bridgePony/through plate girder--1899----
LIRR - Smithtown TrestleLong Island Railroad over NY 25, Nissequogue RiverOpen to trafficSteel stringer1902--77.8483.9
LIRR - South Country Road OverpassLIRR over CR 36 (South Country Road)Open to trafficPony/through plate girder1896--43.044.9
LIRR - Stony Brook Road OverpassLong Island Railroad over Stony Brook RoadOpen to trafficSteel stringer1902--58.7179.8
LIRR - Town Line Road OverpassLong Island Railroad over Town Line RoadOpen to trafficSteel stringer1902--58.7199.8
LIRR - Woodville Road OverpassLong Island Railroad over Woodville RoadAbandonedStone arch--------
LIRR- North Ocean Avenue Overpass (Old)Long Island Railroad over North Ocean AvenueReplaced by a new bridgeSteel stringer19511971----
Little East Neck Road BridgeLittle East Neck Road over Southern State Parkway (NY 908M)Open to trafficDeck arch1959--69.974.8
Little East Neck Road BridgeLittle East Neck Road over Southern State Parkway (NY 908M)Open to trafficDeck arch1941--77.884.0
Ludlow Green's Covered Bridge 32-52-02Private Drive over Poxabogue PondTown lattice truss1990----51.0
Löwenbräu FootbridgeFootpath over Bridgehampton Race CircuitCollapsedWarren through truss19591981----
Mattituck Harbor BridgeGrand Avenue over Mattituck HarborNo longer existsWarren pony truss1910------
Montauk Highway Shinnecock Canal Bridge (Old)Montauk highway over Shinnecock CanalReplaced by a new bridgeParker through truss19071970----
Narrow Bay BridgeFloyd Parkway Extension over Narrow BayOpen to trafficOther1959--89.91219.9
Ocean Aveue BridgeOcean Avenue over Quogue CanalNo longer existsThrough truss--------
Patchogue Lake BridgeRoe Blvd. over Patchogue LakeOpen to trafficDeck arch1920--24.929.9
Ponquogue Bridge (Old)Lighthouse Road over Shinnecock BayReplaced by a new bridgeUnknown19301986--1000.0
Post Lane BridgePost Lane over Quogue CanalOpen to trafficOther1940--67.9170.0
Riviera Drive East BridgeRiviera Drive East over Santa Barbara CaOpen to trafficDeck arch1910--24.932.8
Riviera Drive West BridgeRiviera Drive West over Santa Barbara CaOpen to trafficDeck arch1910--24.932.8
Sagg Road BridgeSagg Road over LIRR Montauk BranchOpen to trafficTimber stringer1921--16.774.8
Sheep Pasture Road BridgeSheep Pasture Road over LIRROpen to trafficTimber stringer1906--16.783.0
Shinnecock Canal BridgeNY 27 over Canal Road, Shinnecock CanalOpen to trafficSteel stringer1960--163.7368.8
Southern State Parkway BridgeNY 109 over Southern State Parkway (NY 908M)Open to trafficDeck arch1940--63.068.9
Southern State Parkway BridgeNY 110 over Southern State Parkway (NY 908M)Open to trafficDeck arch1939--59.765.0
Southern State Parkway BridgeNY 110 over Southern State Parkway (NY 908M)Open to trafficDeck arch1957--68.973.8
State Boat Channel BridgeRobert Moses State Parkway (Robert Moses Causeway (NY 908J)) over State Boat ChannelOpen to trafficDeck plate girder1951--149.9811.7
Sunken Meadow Creek BridgeSunken Meadow State Parkway (NY 908K) over Sunken Meadow CreekOpen to trafficDeck arch1955--75.885.0
Sylvan Road BridgeSylvan Road over Carlls RiverOpen to trafficDeck arch1960--31.835.8
Wellwood Avenue BridgeWellwood Avenue over Southern State Parkway (NY 908M)Open to trafficDeck arch1960--68.974.8
Wellwood Avenue BridgeWellwood Avenue over Southern State Parkway (NY 908M)Open to trafficDeck arch1934--59.765.0