Why does contractor pour the concrete late in the afternoon

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Reference no: EM131013107

1. A contractor is replacing the concrete approach apron to your garage.

a) Why does the contractor not attach the apron mechanically to the existing garage floor?

b) In the summertime, why does the contractor pour the concrete late in the afternoon?

c) Why does the contractor tell you not to drive on it for atleast one week?

Reference no: EM131013107

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