deekay


{ City } lucknow
< Country > india
* Profession * cso
User No # 37315
Total Questions Posted # 1
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Questions / { deekay }
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What are causes of cracks in outside plaster of a building and how we prevent it during constructions?

 6 Civil Engineering 11065



Answers / { deekay }

Question { L&T, 99139 }

M20 Grade ratio?
M30 Grade ratio?
M40 Grade ratio ?


Answer

There are two types of mixes.
1-Nominal Mix
2-Design Mix.
M20(1:1.5:3)we can do by nominal mix as well as design mix.
But M30 & M40 we only do design mix.

Is This Answer Correct ?    94 Yes 11 No

Question { L&T, 25781 }

curing duration


Answer

According to hydration process and strength gaining process
of cement 28 days curing is required but according IS code
of opc cement 7 days curing is required and in ppc 14 days
of curing is required. But above of all continuous curing
is very important for any construction instead of how many
days we cure it.

Is This Answer Correct ?    24 Yes 5 No