Waterproofing Bloomberg Office after Hurricane Sandy

Waterproofing Bloomberg Office after Hurricane Sandy

Harbor waters rose along the coast of Manhattan as Superstorm Sandy rolled in.

Waterproofing Bloomberg Office after Hurricane Sandy

The Hudson River's tides from Hurricane Sandy breached the sea wall in New York's Westchester County.

Waterproofing Bloomberg Office after Hurricane Sandy

The forms which would eventually make up the protective walls of Bloomberg's mechanical room.

Waterproofing Bloomberg Office after Hurricane Sandy

The walls contain a Krystol Internal Membrane, crystalline admix, to reduce concrete's permeability.

Waterproofing Bloomberg Office after Hurricane Sandy

The now-protected mechanical room, from above. During Hurricane Sandy the room took 2.5 feet of flooding.

Waterproofing Bloomberg Office after Hurricane Sandy

The inner workings of the mechanical room. The restructuring was executed by Weidlinger Associates and WSP Flack Kurtz.

Waterproofing Bloomberg Office after Hurricane Sandy

The reinforcement and wood to fur-out crystalline keyway for watertight Krystol waterstop.

Waterproofing Bloomberg Office after Hurricane Sandy

The outside formed corners, poured monolithically with wood furring that will be removed to eventually receive the crystalline waterstop keyway.

Waterproofing Bloomberg Office after Hurricane Sandy

Preparing rebar and joints for the waterstop keyway at the wall's base.

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