A tower within a Tower: extra cladding in the
middle
Posted 05.06.2005 at 7:00 pm
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Running up the center of the building is a fortresslike tower whose walls, made of two-to-three-foot-thick reinforced concrete and steel, will provide structural support for the building and fire protection for the infrastructure it contains: elevators, stairways and utilities such as the pipes that carry water to the sprinklers.
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