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In regards to bridges, what innovation took place in the 60's ?
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In regards to bridges, what innovation took place in the 60's ?

User Shudhansh Shekhar
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Answer:

Starting in the 1960s, bridge and road crews began using asphalt containing recycled rubber from discarded vehicle tires. It improved the quality and durability of the asphalt, while also lowering costs and cutting landfill waste.

Step-by-step explanation:

:)

User Ron Chan
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