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Compressive Strength Tests -variations within a set

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concreteworld

Civil/Environmental
Jul 1, 2012
44
Hi,
Please advise what standards/codes we can refer to close a low compressive strength case where in a set of 6 cylinder samples taken from one composite sample, 1 result is fail and the other 5 are okay. The concrete grade is 45 Mpa.
Results are as below
56.1 Mpa
46.4 Mpa
40.3 Mpa
53.5 Mpa
55.9 Mpa
45.8 Mpa

Appreciate your responses...
Thanks in advance
 
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