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In 1971, the John Hancock tower in Boston
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Ancient Engineering

In 1971, the John Hancock tower in Boston was mid-construction when something unexpected...

In 1971, the John Hancock tower in Boston was mid-construction when something unexpected happened

Full Transcript

00:00:01.000 --> 00:00:05.054
In 1971, the John Hancock tower in Boston
00:00:05.054 --> 00:00:08.993
was mid-construction when something unexpected happened.
Duration
9 seconds
Views
30
Timestamp in Movie
00:22:41
Uploaded
May 24, 2025
Season
1
Episode
3
Genres
documentary
Production
AM Trading,Avatar Productions,Sutjeska Film

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Movie Summary

A fascinating look at how modern day structures and engineering technologies have been inspired by ancient discoveries.
S01 • E05 A second innovation helped reduce the load even further. - Ancient Engineering 00:05
A second innovation helped reduce the load even further.
S01 • E04 So far, at least, - Ancient Engineering 00:06
So far, at least,
S01 • E02 What you do is you take a limestone - Ancient Engineering 00:10
What you do is you take a limestone
S01 • E01 Roads here are often narrow and twisting, - Ancient Engineering 00:06
Roads here are often narrow and twisting,
S01 • E05 Ribbed vaulted ceilings work like a skeleton of stone - Ancient Engineering 00:11
Ribbed vaulted ceilings work like a skeleton of stone
S01 • E01 So when planners decided a new, bigger route was needed - Ancient Engineering 00:10
So when planners decided a new, bigger route was needed
S01 • E03 (glass cracks) - Ancient Engineering 00:06
(glass cracks)
S01 • E02 This drives out all the moisture, creating quicklime. - Ancient Engineering 00:04
This drives out all the moisture, creating quicklime.
S01 • E03 (people shout) - Ancient Engineering 00:09
(people shout)
S01 • E02 And what you can do with quicklime - Ancient Engineering 00:10
And what you can do with quicklime
S01 • E04 For over 100 years, - Ancient Engineering 00:15
For over 100 years,
S01 • E05 What the narrowness of those ribs actually does - Ancient Engineering 00:12
What the narrowness of those ribs actually does
S01 • E01 They'd have to cut straight through a mountain, - Ancient Engineering 00:08
They'd have to cut straight through a mountain,
S01 • E02 The Romans used this super tough concrete - Ancient Engineering 00:05
The Romans used this super tough concrete
S01 • E03 And so the stresses in the glass - Ancient Engineering 00:07
And so the stresses in the glass
S01 • E01 (dramatic music) - Ancient Engineering 00:09
(dramatic music)
S01 • E04 At that time, it presented a major threat - Ancient Engineering 00:08
At that time, it presented a major threat
S01 • E02 And it's still in evidence in some parts of the wall - Ancient Engineering 00:06
And it's still in evidence in some parts of the wall
S01 • E05 The excess tension was taken down - Ancient Engineering 00:11
The excess tension was taken down
S01 • E03 Over 10,000 window panes - Ancient Engineering 00:06
Over 10,000 window panes