Civil Engineering - Concrete Technology - Discussion
Discussion Forum : Concrete Technology - Section 2 (Q.No. 19)
19.
ISI has specified full strength of concrete after
Discussion:
55 comments Page 2 of 6.
Dipnayna said:
8 years ago
I.S.I has specified the full strength of concrete after 28 days.
(1)
Rakesh said:
8 years ago
7days --> 65%,
14days--> 90%,
28 days--> 98%(maximum can be used for calculation).
14days--> 90%,
28 days--> 98%(maximum can be used for calculation).
(1)
Anji said:
1 decade ago
As per ISI concrete got full strength at 28 days.
Bharat bhardwaj said:
8 years ago
The Correct answer is 28 days.
Anmol said:
8 years ago
After 28 days, concrete attains 75% of the ultimate strength of 1 year. And it takes 3 years to attain 100% strength.
KuldeeP said:
8 years ago
Normally 28 days is correct.
Er.S.Kesavan said:
8 years ago
28 days is the correct answer.
Jaspreet said:
8 years ago
The full strength of concrete is getul upto 98% after 1 year and at 28 days 70% approximately.
Taranjeet singh said:
1 decade ago
Concrete never gets the full strength in counting the days.
Mahendrasinh said:
1 decade ago
95 - 98 % concrete strength are 28 days. The full strength of concrete 3 years. Because hydration process of concrete 100 % will be 1 years.
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