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[Eduardo Alonso speaking]
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Engineering Catastrophes

Constant monitori for weak points is a crucial part of this tunneling technique This...

[Eduardo Alonso speaking] [narrator] Constant monitori for weak points is a crucial part of this tunneling technique This cave-in exposed a fault not just in the rock, but in the process itself. This collapse revealed a flaw
in the tunneling method

Full Transcript

00:00:01.000 --> 00:00:08.798
[Eduardo Alonso speaking]
00:00:08.008 --> 00:00:11.758
[narrator] Constant monitori for weak points
00:00:11.833 --> 00:00:14.438
is a crucial part of this tunneling technique
00:00:14.513 --> 00:00:19.998
This cave-in exposed a fault not just in the rock, but in the process itself.
00:00:20.000 --> 00:00:23.358
This collapse revealed a flaw in the tunneling method.
Duration
24 seconds
Views
14
Timestamp in Movie
00:30:17
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 • E07 NARRATOR: And investigations revealed another potential route - Engineering Catastrophes 00:12
NARRATOR: And investigations revealed another potential rout...
S06 • E09 NARRATOR: But here, the key seal between - Engineering Catastrophes 00:09
NARRATOR: But here, the key seal between
S06 • E02 [narrator] With confirmation that the Hanging Houses - Engineering Catastrophes 00:20
[narrator] With confirmation that the Hanging Houses
S06 • E06 [narrator] The liquefied historical fill could slip, - Engineering Catastrophes 00:10
[narrator] The liquefied historical fill could slip,
S06 • E01 You wouldn't want to be underneath - Engineering Catastrophes 00:06
You wouldn't want to be underneath
S06 • E05 Because they are very high structure, - Engineering Catastrophes 00:30
Because they are very high structure,
S06 • E10 [narrator] Although key to the structure's safety, - Engineering Catastrophes 00:11
[narrator] Although key to the structure's safety,
S06 • E09 The investigation report says there was lead caulking that was - Engineering Catastrophes 00:13
The investigation report says there was lead caulking that w...
S06 • E07 If you have balconies that have the -- have the structure - Engineering Catastrophes 00:14
If you have balconies that have the -- have the structure
S06 • E01 [narrator] Valencia's stand out structure was facing disaster - Engineering Catastrophes 00:22
[narrator] Valencia's stand out structure was facing...
S06 • E04 {\an8}You have to damage part of the structure - Engineering Catastrophes 00:15
{\an8}You have to damage part of the structure
S06 • E03 If a weak spot in the tunnel is missed during monitoring, - Engineering Catastrophes 00:09
If a weak spot in the tunnel is missed during monitoring,
S06 • E09 They lined the joints or seams with molten lead, and as - Engineering Catastrophes 00:11
They lined the joints or seams with molten lead, and as
S06 • E07 NARRATOR: If not properly sealed against water, - Engineering Catastrophes 00:12
NARRATOR: If not properly sealed against water,
S06 • E03 In the aftermath of the disaster, 84 buildings were affected, - Engineering Catastrophes 00:16
In the aftermath of the disaster, 84 buildings were affec...
S06 • E04 [narrator] But the source of the corrosion remained a mystery. - Engineering Catastrophes 00:15
[narrator] But the source of the corrosion remained a myster...
S06 • E10 [narrator] But sway wasn't the only problem concerning residents, - Engineering Catastrophes 00:31
[narrator] But sway wasn't the only problem concerning ...
S06 • E09 BAKER: They hired a metallurgist, who said that - Engineering Catastrophes 00:07
BAKER: They hired a metallurgist, who said that
S06 • E06 [Nehemiah] This sounds like a disaster movie, but the threat is very real. - Engineering Catastrophes 00:13
[Nehemiah] This sounds like a disaster movie, but the threat...
S06 • E07 {\an8}With cantilevers, where if that's not properly constructed, - Engineering Catastrophes 00:18
{\an8}With cantilevers, where if that's not properly co...