Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 3 (Q.No. 41)

Concrete Technology

41.

For the construction of R.C.C. slabs, columns, beams, walls, etc. the grade of concrete mix used, is

1 : 3 : 6

1 :

: 3

1 : 2 : 4

1 : 1 : 2

1 : 4 : 8.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

23 comments Page 2 of 3.

Abhik said: 7 years ago

1:2:4 is the correct answer.

(1)

Deepu Maurya said: 7 years ago

IS 456 2000 M20 is 1 : 1.5 : 3.

Shariq said: 7 years ago

M20 concrete is used having proportion 1:1.5:3.

Sunny said: 7 years ago

Please, check m20 proportion.

Manjunatha R.N. said: 8 years ago

Yes, it is revised from m15 to m20, therefore ans is m20 i.e 1:1.5:3.

Minesh Rathore said: 8 years ago

As per IS code, blow than M20 (1:1. 5:3) grades not used in Rcc work.

Akp said: 8 years ago

Yes, 1:1.5:3 is right answer.

S. Dharmesh said: 8 years ago

Correct answer is 1:1/2:3 according to reference book by Khurmi.

Sathyadallu said: 8 years ago

Anyone explain the answer.

Karan said: 8 years ago

Minimum grade of concrete for R.C.C. work as per IS 456 is M20 which is 1:1.5:3.

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