I'm an Architect involved in the design of a number of fairly complex buildings.
I'm of the opinion This building collapsed for at least three reasons
Beyond this: I've worked with some seriously great PE's and some seriously terrible PE's
What I find truly amazing in this thread are the posts...
Architect here - Thank you all for your knowledge.
The drawings show parking level at approximately elevation +2'
The high tide on the night of the collapse was at elevation +3.1" at 9:04 pm. Higher than usual
(note: times do not exactly concur)
Is it possible the hydro static pressure lifted...