Table 2.
Concrete composition.
| Mix Proportions (kg/m3) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Code | RM | BM42 | B10 | BM19 | BM26 | BM34 | BM35 | BM36 | BM50 | |
| Cement | 300 | 300 | 360 | 400 | 300 | 400 | 400 | 400 | 400 | |
| Water | 150 | 150 | 165.6 | 160 | 120 | 200 | 200 | 200 | 160 | |
| Water/Cement | 0.50 | 0.50 | 0.46 | 0.40 | 0.40 | 0.50 | 0.50 | 0.50 | 0.40 | |
| Superplasticizer | - | - | 1.08 | 2.00 | 1.50 | - | - | - | - | |
| Filler | 208.17 | 208.17 | 197.68 | - | - | - | - | - | - | |
| Fine aggregate | CB | - | 113.1 | 214.9 | 132.9 | 147.3 | 125.5 | 125.5 | 125.5 | 266.6 |
| CT | - | 118.9 | - | 142.9 | 316.8 | - | 269.8 | 269.8 | 143.3 | |
| NA | 608.1 | 304.1 | 288.7 | 356.9 | 197.8 | 505.5 | 168.5 | 168.5 | 178.9 | |
| Coarse aggregate | CB | - | 205.9 | 273.6 | - | 257.7 | 438.2 | - | 438.9 | 233.1 |
| CT | - | 438.3 | 83.3 | 484.4 | 268.4 | 228.6 | 228.6 | 228.6 | 242.9 | |
| NA | 1170.9 | 292.8 | 611.6 | 620.0 | 687.2 | 292.6 | 877.9 | 292.6 | 621.7 | |
| Target strength (N/mm2) | 40 | 25 | 30 | 20 | 20 | 25 | 30 | 40 | 40 | |