Perfect ratios of cement, sand and aggregates in different grade of concrete

This construction video tutorial briefly describes the proportions of cement, sand and aggregate in various grades of concrete.

Proportioning of concrete refers to the method of relative proportions of cement, sand, coarse aggregate and water in order to acquire a concrete of optimal quality.

The proportioning of ingredient of concrete is managed by the necessary performance of concrete in 2 conditions known as the plastic and the hardened states.

If the plastic concrete is not operable, it will be arranged improperly and compressed. So, the property of workability, plays an important role.

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