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During the 40 years, part of the limestone washed out
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Engineering Catastrophes

During the 40 years, part of the limestone washed out. The granite shell which surrounds...

During the 40 years, part of the limestone washed out. The granite shell which surrounds the block foundation could not really protect it

Full Transcript

00:00:01.000 --> 00:00:04.125
During the 40 years, part of the limestone washed out.
00:00:04.127 --> 00:00:09.165
The granite shell which surrounds the block foundation
00:00:09.002 --> 00:00:11.605
could not really protect it.
Duration
13 seconds
Views
14
Timestamp in Movie
00:20:29
Uploaded
Oct 28, 2025
Season
6
Episode
3
Genres
documentary
Production
Moviecoop

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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.
S06 • E06 So the grout allows us to do that. - Engineering Catastrophes 00:39
So the grout allows us to do that.
S06 • E01 The trouble starts when the roof gets too thin - Engineering Catastrophes 00:07
The trouble starts when the roof gets too thin
S06 • E09 NARRATOR: The grout intended for these joints - Engineering Catastrophes 00:06
NARRATOR: The grout intended for these joints
S06 • E08 [narrator] So why had this historic dam failed so catastrophically? - Engineering Catastrophes 00:24
[narrator] So why had this historic dam failed so catastroph...
S06 • E10 [narrator] The investigation also revealed - Engineering Catastrophes 00:33
[narrator] The investigation also revealed
S06 • E01 [narrator] When that happens the soil above drops throug - Engineering Catastrophes 00:09
[narrator] When that happens the soil above drops throug
S06 • E03 There's only one reason why the concrete failed. - Engineering Catastrophes 00:59
There's only one reason why the concrete failed.
S06 • E02 And that was one of the reasons - Engineering Catastrophes 00:08
And that was one of the reasons
S06 • E07 NARRATOR: But the expansion joint isn't just exposed - Engineering Catastrophes 00:18
NARRATOR: But the expansion joint isn't just exposed
S06 • E09 Without it, the tower of columns would become unstable, - Engineering Catastrophes 00:07
Without it, the tower of columns would become unstable,
S06 • E01 [narrator] On the surface, the Westwood sinkhole - Engineering Catastrophes 00:23
[narrator] On the surface, the Westwood sinkhole
S06 • E09 CUETO: And as the levels kept going up, - Engineering Catastrophes 00:06
CUETO: And as the levels kept going up,
S06 • E02 They didn't stand a chance. - Engineering Catastrophes 00:12
They didn't stand a chance.
S06 • E09 Without grout, the stresses on that shim plate - Engineering Catastrophes 00:06
Without grout, the stresses on that shim plate
S06 • E09 The entire column shifts down from its intended position. - Engineering Catastrophes 00:06
The entire column shifts down from its intended position.
S06 • E07 {\an8}On one connection, all 40 bolts that kept - Engineering Catastrophes 00:07
{\an8}On one connection, all 40 bolts that kept
S06 • E02 [narrator] As the community mourned, - Engineering Catastrophes 00:24
[narrator] As the community mourned,
S06 • E08 [narrator] The first factor officials would investigate was the bear-trap gate - Engineering Catastrophes 00:21
[narrator] The first factor officials would investigate was ...
S06 • E09 Once that column shifted from its intended position, - Engineering Catastrophes 00:07
Once that column shifted from its intended position,
S06 • E07 {\an8}What they didn't know was why. - Engineering Catastrophes 00:06
{\an8}What they didn't know was why.