Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 4 (Q.No. 47)
47.
For the construction of the retaining structures, the type of concrete mix to be used, is
1 : 3 : 6
1 : 2 :4
1 : 
: 3
: 31 : l : 2
1 : 4 : 8.
Discussion:
5 comments Page 1 of 1.
Sudip said:
9 years ago
For retaining structures, a/c to IS456, M20 grade is recommended. That means option C is the correct answer.
(1)
Palash said:
6 years ago
Yes,
M20 - for general retaining structure.
M25 - for water retaining structure.
M20 - for general retaining structure.
M25 - for water retaining structure.
(5)
Ajay Kumar Yadav said:
3 years ago
Options C is correct because min grade used for construction is M20.
(1)
Animesh Mondal said:
5 years ago
I agree C is the correct answer.
(1)
Koushik das said:
6 years ago
It is M25.
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