How to know proportions of cement, sand, aggregate in
different types of grades like M5, M10, M20, M30?
Answer Posted / 060907016
Actly, it depnds on site conditions whether pouring will below ground level or at hight..., secondly what is the required slump, what is the temp. of site(water, cement ratio dsturbed due to high temp.), after these calculation you can approved 'Design mix' from any ISO Approved lab.
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