Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 4 (Q.No. 18)
18.
To prevent segregation, the maximum height for placing concrete, is
100 cm
125 cm
150 cm
200 cm
250 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
32 comments Page 2 of 4.

Tushar patel said:   8 years ago
As per IS 456:200 1.5 m right.

Gurunaathan K said:   8 years ago
As per IS 456: 2000, it is 1.5m.

But, even 2.1 m shall be adopted without the problem of segregation provided the w/b ratio is maintained properly.

Alok said:   8 years ago
Most of exam paper this ans is 1.5 m but in book it is 1.0 m. So what is the right one.

Cive said:   8 years ago
The free fall height of placing concrete should be 150cm but placing of contete prevented by shrinkage it should not exceed 100cm. So ans1 is correct.

Arvind yadav said:   8 years ago
1.5m according to IS 456 2000.

And 1m according to IS 1978.

Hesan said:   8 years ago
Minimum 100cm.
Maximum 150cm.

VIVEK SINGH said:   7 years ago
1m for SSC je & IS CODE 456:2000 say 1.5.

Avinash Reddy said:   7 years ago
It is Not more than 2mts.

Sanjay Singh said:   7 years ago
Then, What is the minimum height?

Bapan Sardar said:   7 years ago
As per my knowledge, it is Not More than 1.5 m.


Post your comments here:

Your comments will be displayed after verification.