Why gaps are left in concrete roads?

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Why gaps are left in concrete roads?

1 Answer

danish · Answer 1 · 2018-11-24T02:09:42+0000

In hot summer ,the concrete used to build the roads expands.If no space is provided for its expansion ,the road surface cracks.To avoid such damage ,small gaps are left after every few metres in the construction of concrete roads or footpaths.

Why gaps are left in concrete roads?

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