Posted by ngon nguyen on January 05, 2002 at 15:01:28:In Reply to: Re: Ironic? Inspired. Irrefutable? - Refutable maybe? posted by JWmHarmon on January 05, 2002 at 08:18:11:
Please note that on Sept 28,2001, I posted:
....
"About the failure modes I have the following observations:1. The South Tower was hit by the second plane at its Northeast corner of about the 60th floor. It fell first like a tree combined with the progressive collapse. As noted above the corner is very important in resisting the lateral loads.
2. The North Tower was hit by the first plane at about 90th floor. It fell later vertically, by progressive collapse, rather than falling over"
.....Ngon
|
ArchitectureWeek
Search
Buildings
Architects
Types
Places
Pix
Free 3D Models
Store
Library
|