| Mix | Description | 7 days | 28 days |
| C1 | Without fly ash | Control concrete | |
| C2 | FA by MVM | 9.1 | 11.1 |
| C3 | FA by MDM | 4.5 | 7.4 |
| C4 | FA by MVM + SP | 13.6 | 18.5 |
| C5 | FA by MDM + SP | 13.6 | 14.8 |