Table 2: Mix proportion and mechanical properties of concrete.
(a) Mix proportion

Water/cement ratio (%)Unit weight (kg/cm3)
CementWaterFine aggregateCoarse aggregateAdmixture Sand/aggregate ratio (%)

54.73351838259301.6847.5

(b) Mechanical properties

Curing conditionCompressive strength (MPa)Tensile strength (MPa) Elastic modulus (MPa)

Atmospheric curing20.01.720901.2
Water curing21.11.721604.6