Research Article
Concrete Mix Design for Service Life of RC Structures under Carbonation Using Genetic Algorithm
Table 4
Mix proportions for CO
2 diffusion measurement [
14].
(a) |
| Case | w/c (%) | Cement (kg/m3) | Water (kg/m3) | Sand (kg/m3) | Coarse aggregate (kg/m3) |
| 1 | 42 | 425 | 179 | 714 | 895 | 2 | 50 | 315 | 158 | 748 | 1,076 | 3 | 58 | 277 | 161 | 726 | 1,117 |
|
|
(b) |
| Aggregate properties | Type | Specific gravity | Absorption (%) | Fineness modulus |
| Fine | 2.56 | 2.18 | 2.85 | Coarse | 2.60 | 0.94 | 6.51 |
|
|