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The new wall has
concrete piers, driven up to 20 feet
into the ground, with steel pins supporting
the whole structure
concrete piers, driven up to 20 feet
into the ground, with steel pins supporting
the whole structure
Full Transcript
00:00:01.000 --> 00:00:02.867
The new wall has
concrete piers,
00:00:02.867 --> 00:00:05.001
driven up to 20 feet
into the ground,
00:00:05.166 --> 00:00:08.166
with steel pins supporting
the whole structure.
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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.