... the collapsing upper part of the building impinging on one floor do you expect that one floor to hold the entire building? ... The BBC interviewed a top building demolition expert, Mark Loizeaux, who explained how the towersa#39; collapses ... The problem is that the long-span composite floors used in the towers were never tested in their 60-foot, long-span configuration. ... requirements for a three or four hour test where the fire temperature increases thorough-out the test and the test doesanbsp;...
|Title||:||How the Fire Collapsed the World Trade Center Buildings|
|Publisher||:||Llumina Press -|