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595
The Chinese stone bridge built; Zhaozhou Bridge
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Period: 595 to
Developement of bridges
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1523
first wooden footbridge led across Lake Zürich
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Inca civilization used rope bridges, a simple type of suspension bridge.
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The Iron Bridge, built in Coalbrookdale, England
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Industrial Revolution brings truss systems of wrought iron.
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Enters steel, with its higher tensile strength, which replaces the iron and allows for much larger bridges.
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The first welded road bridge in the world was built.