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Structural Design Specifications - Engineering

Q1:

In adverse circumtances, the reinforced concrete member immersed in sea water or subjected to sea spray, the maximum permissible cover for the reinforcing bars, should not exceed

A 40 mm

B 50 mm

C 60 mm

D 70 mm

E 75 mm

ANS:E - 75 mm

Please note that you all are talking about the minimum cover. In question, it is asked about the maximum. So E might be the right answer.

If it was asked a minimum then 50mm for very severe is the right answer.