Different test result for concrete-i have two result,one from the cube and another from insitu sample (coring)

both gave me different value,cube higher than insitu (coring),which coring failed to intended strength.Which one i’m going accepet.

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A few days ago

Anonymous

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standard testing is done on a core sample or a prefilled cylinder. when testing concrete, samples should be allowed to set for at least 28 days.

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