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Old 24th November 2015, 06:51 AM   #67
Penultimate Amazing
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Join Date: Nov 2006
Location: 40 miles north of the border
Posts: 20,843
Originally Posted by JSanderO View Post
The westward lateral propagation of failure i n7wtc was caused by the failure of the transfers from east to west...rather than buckling of the row of columns of the north side of the core.... Or so it would seem.
Kind of looks like cart/horse to me. Yes the transfers failed, which led to the failure of the row of north side columns which in turn collapsed the columns under the cantilevered girders, which gave way and created a condition of an 8 storey drop.

Last edited by jaydeehess; 24th November 2015 at 08:14 AM.
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