| Mix | Description | 7 days | 28 days |
| C1 | Without fly ash | Control concrete | |
| C2 | FA by MVM | 14.3 | 15.4 |
| C3 | FA by MDM | 6.8 | 9.1 |
| C4 | FA by MVM + SP | 25.7 | 26.6 |
| C5 | FA by MDM + SP | 19.7 | 22.1 |