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Reply #87: Sure.....this MIT proffessor believed there was a concrete core. [View All]

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seatnineb Donating Member (1000+ posts) Send PM | Profile | Ignore Fri Feb-10-06 03:44 PM
Response to Reply #76
87. Sure.....this MIT proffessor believed there was a concrete core.
Ahmed F. Ghoniem
Professor of Mechanical Engineering
Massachusetts Institute of Technology

The exterior of each tower was made of a dense lattice of prefabricated steel columns, while the 24m 42m interior core consisted of 48 steel columns fireproofed in concrete.

Thus, the initial area of damage is estimated to be about 2000 m2, or about half of the floor space of the building between the external lattice and the concrete core, and fuel spillage must have occurred over a fraction of this area. ...
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