National Park Service U.S. Department of the Interior

South Property Line Wall
Constructed circa 1897, perhaps earlier as part of the Langdon improvements. Part of system of walls
marking the boundaries of the Vanderbilt estate. Walls typically three feet tall, and eighteen inches
wide, constructed of slab fieldstone masonry with bluestone coping. Features three gate openings:
South Gate, Coach House Gate, and Old Langdon Coach House Gate. Latter two openings have 4'
tall piers with bluestone caps. 1,600' long wall parallels River Road and Market Street.
Subway
Constructed 1906. Formerly connected the estate's park landscape with that of the farmland east of
Albany Post Road. Consists of a 12' wide passage beneath the public road. Constructed of reinforced
concrete. 100' long descending approach ramp flanked by concrete retaining walls with copings. NPS
ownership restricted to west entry wing walls.
West Property Line Fence
Undocumented feature. Part of system of walls and fences intended to furnish privacy to the owners
of the estate. Post-dates the construction of the New York Central Railroad. Consists of granite
obelisks standing 8' above grade, 24' O.C. with chamfered corners. Three 8' lengths of iron fence with
iron posts at end of lengths, and C-shaped channel fence rails. Extends approximately 7,000 feet on
slope above railroad right-of-way.
White Bridge
Designed and constructed in 1897 by the W.T. Hiscox Co. Structure is independently historically
significant as an early example of a Melan-arch reinforced concrete bridge. This bridge replaced an
earlier bridge on main entry drive. Consists of a single span, elliptical Melan-arch, reinforced, whitepigmented
concrete bridge. Balustrade guard rail with six piers spaced along each side. Cast-stone
urns rest on top of each pier.
White Bridge Dam
Constructed circa 1897. Designed to impound a body of water over which the decorative "White
Bridge" crosses. Dam consists of rubble fieldstone masonry with a concrete slab top. Concrete blocks
used on upstream side of dam. Structure is 75' wide, 6' 6" high and approximately 18" thick.
White Bridge Riverside Curb Walls
Part of the White Bridge/White Bridge Dam assembly. Walls revet and protect the banks of Crum
Elbow Creek from turbulence in the water below the White Bridge Dam.
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