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how to calculate concrete qty for footing using M25 grade
1:1:2 for 731 cft.
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Answer Posted / gurubardhan kumar
We have total 735cu.Ft
Ratio of m25= 1:1:2
Now calculate
Cement
1/4x1.54=.385
0.385x1440=554.4kg
554/50=11.08
731/35.314=20.7
20.7x11.08=230 bag
Sand
1/4x1.54=.385
0.385x20.7=7.969cuft
Aggregate
2/4x1.54=0.77
0.77x20.7=15.99cuft
#Ingredient=1.54
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