Table 1 Mix proportions.
From: Optimization of Curing Regimes for Precast Prestressed Members with Early-Strength Concrete
\( {f{^{\prime}}}_{\text{cd}} \) (MPa) | W/C | Slump (mm) | S/(S + G) | Weight per unit volume (kg/m3) | SP/C | |||
|---|---|---|---|---|---|---|---|---|
W | C | S | G | |||||
30 | 0.46 | 200 | 0.38 | 177 | 385 | 644 | 1051 | 0.01 |
40 | 0.41 | 200 | 0.37 | 177 | 433 | 606 | 1040 | 0.01 |
50 | 0.35 | 200 | 0.36 | 177 | 506 | 570 | 1022 | 0.01 |