Question

The choice of cement for high-strength concrete should not be based only on mortar-cube tests but it should also include tests of compressive strengths of concrete at ___________ days.

a.

28, 56, 91

b.

28, 60, 90

c.

30, 60, 90

d.

30, 45, 60

Posted under Concrete Technology

Answer: (a).28, 56, 91

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Q. The choice of cement for high-strength concrete should not be based only on mortar-cube tests but it should also include tests of compressive strengths of concrete at ___________...
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