structures and defying gravity - whiting school of · pdf fileform-resistant structures:...
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Great pyramid, Egypt (2560BC)
Height: 139m
Lincoln cathedral, England
(1300) Height: 160m
A brief history of structures
Eiffel tower, France (1889)
Height: 384mPetronas Towers, Kuala Lumpur (1998)
Height: 452m
A brief history of structures (cont.)
Stone: Notre Dame, Paris Steel: All-steel Basilica San Sebastian,
Philippines. (2nd steel structure after the
Eiffel Tower
Materials (cont.)
Structure in stone-- Compression? Tension?
The Parthenon, Greece (447BC)
Stonehenge, England (~1400BC)
Compression? Tension?
Roman arch--Pont du Gard,
France (100AD)
http://www.makingthemodernworld.org.uk/learning_modules/maths/02.TU.03/?section=4
but short thin pieces can be connected together to
form a long thick truss (very strong)
A long thin piece will
bend
Form-resistant structures:
cylinders, domes, saddles
Pantheon, Rome (126AD)
Outdoor market, Morocco
(glass)
Pavilion, Mexico City (concrete
roof 1.6cm thick)