Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 2 (Q.No. 19)
19.
ISI has specified full strength of concrete after
Discussion:
54 comments Page 3 of 6.
Anmol said:
7 years ago
After 28 days, concrete attains 75% of the ultimate strength of 1 year. And it takes 3 years to attain 100% strength.
Er.S.Kesavan said:
7 years ago
28 days is the correct answer.
Jaspreet said:
7 years ago
The full strength of concrete is getul upto 98% after 1 year and at 28 days 70% approximately.
Dagne said:
3 years ago
It Depends on the hydration process of the concrete.
Nasim said:
2 years ago
ASTM standards Usually we specify the 28-day strength, that is, the compressive strength after 28 days' moist cure at 73 ˚F.
Brahir said:
6 years ago
Maximum 100% strength to 3 years.
And
IS code 28-day full strength.
The answer is 3 year.
And
IS code 28-day full strength.
The answer is 3 year.
Sreerench said:
6 years ago
28 days is correct.
Shivaa said:
4 years ago
Explain the right answer.
Trimzee said:
9 years ago
There are two MCQ's in this manual which is contradictory to each other. One states that ISI specify the full strength of concrete after 28 days, other nullify it,
Kindly mention the correct one.
Kindly mention the correct one.
Arpan said:
1 decade ago
I know that in 28 days 98% strength developed according to IS 456-2000.
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