Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 2 (Q.No. 24)
24.
The grade of concrete not recommended by I.S. : 456, is
M 100
M 200
M 300
M 400
M 500
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 1 of 2.

Abhishek said:   6 years ago
According to IRC there are only 7 grade of concrete. M10, M15, M20, M25, M30, M35, M40.
(1)

CHANDU said:   1 decade ago
Give explanation please.

Shiva said:   1 decade ago
It would be M 10.

Rohit Thakur said:   10 years ago
I think it should be D. M400.

Umair said:   9 years ago
Why not A) M100?

Pawan said:   9 years ago
I think it is Both M 100 & M 500.

Santosh hembrom said:   9 years ago
I think both M400 & M500.

Jack said:   9 years ago
According to IS 456:2000 & IS 1343:1980, the concrete mixes are designated into 7 grades---- M10, M15, M20, M25, M30, M35 and M40.

INDRANIL Karfa said:   9 years ago
IS456 : 1978- M50.

IS456: 2000-M10 & M50.

Naveena said:   8 years ago
Yes, right @Jack.

According to IS 456 there are only 7 grades.

So, M500 is the right answer.


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