Why Engineers Must Remember the Kansas City Hyatt Tragedy

https://www.enr.com/articles/38400-why-engineers-must-rememb...

“Many false theories persist about the cause of this fatal collapse. The failure was not due to poor workmanship, shoddy materials, a rushed schedule, swaying from dancing, “harmonic vibrations” from the music, poor contractor communication or design changes that did not receive proper review.

As documented in the official investigation report, two professional engineers issued sealed design drawings without performing critical calculations to determine whether sufficient load capacity existed.”