Discussion :: Building Materials - Section 2 (Q.No.47)
| Sudhanshu Singhal said: (Nov 15, 2014) | |
| AS per IS-1077: 1992, if a brick have a class designation (CD-10) called first class bricks. And requirement of water absorption shall not be more than 20% up-to CD-12.5 |
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| Sandeep Kumar said: (Jul 18, 2016) | |
| For 2nd class brick the absorption should not more than 22% by weight when soaked in water for 24 hr. | |
| Kshitij Mishra said: (Dec 30, 2016) | |
| 1 quality bricks absorb only 12 to 15% water by weight for reference check engineering textbook of building material. | |
| Sagar said: (Jan 28, 2017) | |
| 1st class brick absorption should not be more than 15%. | |
| Kingmaker said: (May 16, 2017) | |
| For 1st class brick only 15% of weight of brick. | |
| Sonu said: (Jul 6, 2017) | |
| For 1st class brick only 15% of the weight of the brick. | |
| Manish Khatik said: (Jul 11, 2017) | |
| For first class brick water absorption 15% of its saturated weight & dry weight 20%. | |
| Amit Sahota said: (Nov 11, 2017) | |
| Water absorption of bricks after 24 hours immersion, First class bricks : 20%, Second class bricks : 22 %, Third class bricks : 25%. Heavy duty machine made bricks should not absorb more than 5% of their weight. |
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| Garry said: (Jan 7, 2018) | |
| Correct answer is 15% for the first class brick for second class it is up to 20%. | |
| Nirmal Sharma said: (Jan 12, 2018) | |
| First class brick water% 12 to 15. | |
| Nilesh Pareta said: (Jan 21, 2018) | |
| 15% of its dry weight. 20% of its saturated weight. |
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| Naren said: (Jan 23, 2018) | |
| Water absorption for 1st class brick is 12 to 15% but in no case exceed 20% so the answer is C. | |
| Abhik said: (Feb 8, 2018) | |
| First class =20. Second class = 23. Third class = 27. |
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| Vikash Kumar said: (Aug 3, 2018) | |
| For first class brick should not be more than 20%, for second class 22% and for third class 24%. | |
| Viper said: (Oct 3, 2018) | |
| Is it 15 or 20? Please explain the correct answer. | |
| Tulsi Jeena said: (Nov 25, 2018) | |
| As per B.I.S. 3495-1992(1976) 15% is the correct answer. |
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| Birendra Hamal said: (Dec 4, 2018) | |
| 15% is the correct answer. | |
| Shishir Bepary said: (Jan 18, 2019) | |
| First class =20 more than. Second class = 24 more than. Third class = 25 more than. |
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| Shatadru Kundu said: (Mar 8, 2019) | |
| The answer should be 15%, For 1st class 15%, 2nd class 20%, 3rd class 25%. |
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| Narendra Suthar said: (Mar 11, 2019) | |
| For, 1st class 15%. | |
| Chinnu said: (May 14, 2019) | |
| Water absorption not exceed 20% by weight and 15% of dry weight. | |
| Chetan said: (Nov 14, 2019) | |
| As per IS 1077-1973, For first class bricks, the water absorption capacity should not be more than 20% by weight. |
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| Sushil Rathod said: (Nov 25, 2019) | |
| After 16 hrs how much 1 class brick absorbed the water by its wt. | |
| Opsc Aee said: (Dec 11, 2019) | |
| 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. |
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| Naut said: (Feb 25, 2020) | |
| As per old code it is 20% but as latest is code it is 12-15%. | |
| Sudip said: (Apr 16, 2020) | |
| According to Nepal Standard code the brick should not absorb water more than 15 %. | |
| Prem Sagar said: (Jun 11, 2020) | |
| 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. |
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| Prem Sagar said: (Jun 11, 2020) | |
| After water absorption 24 hr. 1st class brick 20%. 2n class brick 25%. 3rd class brick 30 more than. |
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| Imran Ahmad said: (Oct 2, 2020) | |
| 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. |
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| Rc Budhathoki said: (Nov 27, 2020) | |
| As per NS code, 1st class brick shouldn't absorb < 15%. | |
| Dhirendra Chaudhary said: (Jan 6, 2021) | |
| As per NBC , 1st class brick should not absorb <15%. | |
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