Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 2 (Q.No. 47)
47.
A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than
10%
15%
20%
25%
5%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
36 comments Page 3 of 4.

Chinnu said:   6 years ago
Water absorption not exceed 20% by weight and 15% of dry weight.
(1)

Chetan said:   6 years ago
As per IS 1077-1973,
For first class bricks, the water absorption capacity should not be more than 20% by weight.

Sushil rathod said:   6 years ago
After 16 hrs how much 1 class brick absorbed the water by its wt.

OPSC AEE said:   6 years ago
1st class - 20% of its dry wt
2nd class - 22%
3rd class - 25%

Those who are telling 15% is the ans, based on SSC JE ans key, but actual book has written 20%. So the given ans is correct.

Naut said:   5 years ago
As per old code it is 20% but as latest is code it is 12-15%.

Sudip said:   5 years ago
According to Nepal Standard code the brick should not absorb water more than 15 %.

Prem sagar said:   5 years ago
1st class brick 15%to20%.
2nd class brick 22%to25%.
3rd class brick 25%to 30%.
IS code standard 1st class brick 20% or 2nd class brick 25% 3rd class brick 30% after 24 immersion cold water water absorption by weight.
(1)

Prem Sagar said:   5 years ago
After water absorption 24 hr.
1st class brick 20%.
2n class brick 25%.
3rd class brick 30 more than.

Imran ahmad said:   5 years ago
The maximum limit for water absorption for first class is 15%.

The second class is 20%.
And the third class is 25%.
According to the new code.
(1)

Rc Budhathoki said:   5 years ago
As per NS code, 1st class brick shouldn't absorb < 15%.
(1)


Post your comments here:

Your comments will be displayed after verification.