Q: According to IS 456, what is the minimum cover required for reinforcement in a concrete beam exposed to a mild environmental condition? IS 456 के अनुसार, हल्की पर्यावरणीय स्थिति के संपर्क में आने वाले कंक्रीट धरन में प्रबलन के लिए आवश्यक न्यूनतम कवर क्या है?
A.
30 mm/30 मिमी
B.
25 mm/25 मिमी
C.
20 mm/20 मिमी
D.
40 mm/40 मिमी
Correct Answer:
Option C -
Explanations:
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