Answer / karthik rajendren

We cant say grade blindly,its depending the type of
structure.For RCC the minimum grade of concrete is M15.The
type of cement is OPC,for normal structure we use 43
grade.For bridges,tunnels we use 53 grade.

Answer / sridhar.g

M30 grade normally we are using in columns,beams,slabs,plinthbeam.Cement 43 grade

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