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Why were arches used?

Updated: 12/13/2022
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11y ago

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Arches are structures that can support structures such as buildings, railway tracks, canals, etc, yet still allow a passageway for ground-level access to pass through the arches. Railways and canals use viaducts (supported on arches) to cross valleys while keeping on the same level.

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11y ago
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Q: Why were arches used?
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