News & Politics World Trade Center Collapse

1. MECHANICS OF PROGRESSIVECOLLAPSE:WHAT DIDANDDID NOTDOOM WORLD TRADE CENTER, AND WHAT CAN WE LEARN ? ZDENĚKP.BAŽANT Presented as a Mechanics Seminar at Georgia Tech,Atlanta,…

Documents Start condition: support removed for all columns on one floor (97th floor) Collapse between 97-98th....

Slide 1 Start condition: support removed for all columns on one floor (97th floor) Collapse between 97-98th floor Upper part = 13 floors + roof and antenna Core contents…