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For some reason, the shoring on the first two floors was removed early. Under building
code regulations, the shoring poles
should be left in place until the structure achieves
achieves at least 90%
of its structural stability
code regulations, the shoring poles
should be left in place until the structure achieves
achieves at least 90%
of its structural stability
Full Transcript
00:00:01.000 --> 00:00:02.711
For some reason,
00:00:02.713 --> 00:00:05.558
the shoring
on the first two floors
was removed early.
00:00:06.032 --> 00:00:08.638
Under building
code regulations,
00:00:08.064 --> 00:00:11.038
the shoring poles
should be left in place
00:00:11.113 --> 00:00:17.238
until the structure achieves
achieves at least 90%
of its structural stability.
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Movie Summary
With access to all phases of design and a large cast of experts, some of the great failures of engineering history are uncovered.