Table 1 Mix proportions of concrete.
Water binder ratio | Sand ratio (%) | Cementitious materials (kg/m3) | Content of fly ash (%) | Water (kg/m3) | Cement (kg/m3) | Fly ash (kg/m3) | Sand (kg/m3) | Stone (kg/m3) | Water reducer (%) | Compressive strength 60Â days (MPa) |
|---|---|---|---|---|---|---|---|---|---|---|
0.30 | 34 | 487 | 15 | 146 | 414 | 73 | 584 | 1134 | 1.00 | 64.0 |