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__________ water-cement ratio content to give adequate durability for the particular site conditions.

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__________ water-cement ratio content to give adequate durability for the particular site conditions.

(a) Minimum

(b) Nominal

(c) .5

(d) Maximum

This question was posed to me during an interview.

Origin of the question is Concept of Concrete Mix Design topic in portion Concrete Mix Design of Concrete Technology

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Best answer
The correct choice is (d) Maximum

The best explanation: Maximum water-cement ratio and/or maximum cement content to give adequate durability for the particular site conditions. It helps to avoid shrinkage cracking due to temp cycle in mass concrete.

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