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Alenkasestr [34]
3 years ago
6

How did new technologies make the building of skyscrapers practical

History
1 answer:
Westkost [7]3 years ago
7 0

As I recall it was rolled-steel girders riveted together, probably from shipbuilding, together with steam-powered winches and an abundance of cheap steel. As opposed to European cathedrals erected with animal-powered winches and with more expensive forged iron bracing (one of the big cathedrals has a kind or iron corset to keep the walls from bursting outwards).

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