how to calculate 1:2:4 ratio concrete cement, sand, metal
and water please give me brief calculation

Answer Posted / adarsh

Cement =(1*1.54/(1+2+4))/0.0347
= 6.34 bag

Sand =2*(1*1.54/(1+2+4))
=0.44 Cum.

Aggregate=4*(1*1.54/(1+2+4))
=0.88 Cum.

Assume
W/C= 0.55

Water = 6.34*0.347*0.55*1000
=120.998 l.

Is This Answer Correct ?    59 Yes 22 No



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