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Originally posted by Hellas
I'm sure that there are more then a billion threads on that Topic. Why do we need another one?
Originally posted by TrickoftheShade
why the WTC towers were "exploded" during their controlled demolition,
Why were different types of demolition used?
Originally posted by Chanheitanakhar
I think the only plausible reason for this is that WTC 7 had a more traditional skyscraper design whereas the main towers tube-frame structural system.
Building 7 was a cover your tracks move. No one really knows exactly what kind of information was in building 7, but it did have offices for the FBI, CIA etc.
Originally posted by Joey Canoli
And IIRC, 7's core had some provisions to withstand wind loads, while the towers had none.
The towers required some $200 million in renovations and improvements, most of which related to removal and replacement of building materials declared to be health hazards in the years since the towers were built. It was well-known by the city of New York that the WTC was an asbestos bombshell. For years, the Port Authority treated the building like an aging dinosaur, attempting on several occasions to get permits to demolish the building for liability reasons, but being turned down due the known asbestos problem. Further, it was well-known the only reason the building was still standing until 9/11 was because it was too costly to disassemble the twin towers floor by floor since the Port Authority was prohibited legally from demolishing the buildings.
The projected cost to disassemble the towers: $15 Billion. Just the scaffolding for the operation was estimated at $2.4 Billion!
Originally posted by _BoneZ_
You just type a whole bunch of words on the screen that you think or want to be the right answer.
Originally posted by _BoneZ_
The towers were a quarter-mile high and thus felled debris in a larger area around the bases. WTC 7 was only a fraction of the height of the towers.
And yes, the same explosives that were used in the towers were used in WTC 7. Listen to the collapses. They're all the same.
Originally posted by TrickoftheShade
reply to post by ANOK
So you disagree with Bonez?
It seems worth asking though - why would the perpetrators care about the debris landing outside the collapse zone? As you point out, it did anyway. You seem to be saying that they didn't do a conventional demo on 1 and 2 because of the risk of the debris landing far and wide, so they blew them up, ensuring the debris flew outwards all over the place.
Originally posted by DaRAGE
Oh nonononono you've got it all wrong.
The debris fallout was fuelled by the airpressure buildup inside the building as the building collapsed, and while collapsing, exploded some 600,000 pound debris 400 feet away into other buildings. I kid you not!