Table 1 Design of experiment.
From: Study on the Fluidity and Strength Properties of High Performance Concrete Utilizing Crushed Sand
W/B | Target slump flow (mm) | Target air contents (%) | Blending ratios of crushed sand (%) | Incorporation of fly ash (%) | Evaluation items |
|---|---|---|---|---|---|
0.25 | 600 ± 100 | 4.5 ± 1.5 | 0, 30, 50, 70, 100 | 0, 10, 20 | Slump-flow |
Air content | |||||
Compressive and splitting tensile strength (3, 7, 28 days) | |||||
Statistical analysis |