Concrete Calculator

Tip: Metric supports metres or centimetres. Imperial supports feet + inches.
Volume
— m³
Volume (ft³)
— ft³
Concrete mass
— kg
Cement
— kg / — bags
Sand
— kg / — t
Aggregate
— kg / — t
Water
— L
Detailed breakdown
Assumptions: Dry factor = 1.54. Cement density = 1440 kg/m³. Sand = 1600 kg/m³. Aggregate = 1500 kg/m³. W/C = 0.45. Cement bag = 50 kg.