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Impermeability is a property of fresh concrete.

(a) True

(b) False

This question was posed to me in quiz.

My doubt is from Properties of Concrete topic in division Building Construction of Basic Civil Engineering

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Correct option is (b) False

For explanation: Fresh concrete cannot be judged as impermeable.  After it hardens and forms a structure, it may be impervious or pervious.  Ideally, it should be impermeable.

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