The New York State DOT this year has completed a comprehensive survey of DOT historic bridges built before 1961. The Long Island counties alone contain over 700 pre-1961 bridges. As part of the survey the complete listing was evaluated for National Register eligibility. The National Register eligible bridges on Long Island range in date from 1889 to 1955. The bridges are significant for their physical attributes, engineering technology or association with historical events and trends. The following bridges, identified by name, location, construction date and type/details, have been found National Register eligible:

Nassau County
Bridge Road/LIRR, North Hempstead, 1898, Rolled beam, multi-girder.
Sands Point Park, Village of Sands Point, 1900, Concrete deck arch, filled spandrel.
West Shore Road/Mill Neck Creek, Oyster Bay, 1938, Steel bascule; toll/operator’s
house, decorative lighting.
Long Beach Road/Reynolds Channel, Hempstead, 1953, Steel Bascule, toll/operator’s house.

Suffolk County
Rte 908 J/Great South Bay, Islip, 1951, Welded steel truss; unusual configuration.
Rte 908 J/Union Boulevard, Islip, 1952, Continuous concrete frame.
Cranberry Hole Road, LIRR Montauk Bridge, Easthampton, 1895, Steel rolled beam.
River Avenue/L IRR Montauk Bridge, Southampton, 1907, Steel rolled beam.
Sagg Road/L IRR Montauk Bridge, Southampton, 1921, Timber beam.
Lakeview Avenue W/Upper Cascade Lake, Brightwaters, 1910, Concrete arched deck, filled spandrel; decorative rail or parapet.
Lakeview Avenue E/Mirror Lake, Brightwaters, 1910, Concrete arched deck, filled spandrel; decorative rail or parapet
Roe Boulevard/Pa t chogue Lake, Pa t chogue, 1920, Concrete arched deck, filled spandrel; decorative rail or parapet
Post Lane/Quogue canal, Quogue, 1940, Double-leaf; steel bascule; decorative toll operator’s house & decorative lighting.