#ChamplainTowers bma & offset columns cause of failures, pool deck used as parking deck

#ChamplainTowers bma & offset columns triangular array & using pool deck as a parking deck cause of collapse.
The reduction in design via removing bma at parking area and turning the pool deck into a parking "bridge deck" is the cause of this failure.
Deflection was immediately notice and foam filled inthr 80's by the maintenance staff, per permit given to them by Surfside.
Deflection and cracks in concrete are under estimated by engineers and contractors alike...
They use one of the most dangerous sayings ever, "It's not a matter of if concrete will crack but when. "
This belief disrespects that all cracks must be monitored to determine the exact reason why and not discounting into "its just what concrete does"...