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Civil Engineering - RCC Structures Design - Discussion

Discussion Forum : RCC Structures Design - Section 1 (Q.No. 3)
RCC Structures Design
3.
As per I.S. 456 - 1978, the pH value of water shall be
less than 6
equal to 6
not less than 6
equal to 7
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
23 comments Page 3 of 3.
Faizan Raza Raza said:   8 years ago
The pH value of water shall be not less than 6. (clause 5.4.2, IS:456 2000).
Mohammad yasir said:   8 years ago
PH value for construction purpose should not be less than 6 accordingly to IS:456:2000 as it induces corrosion in reinforcement.
Sudhakar d said:   7 years ago
The alkalinity of water is 356 mg/l.

Is this correct for construction grade of concrete is M40 & M30.
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