Research Article
Comparative Analysis of Selected Concrete Mix Design Methods Based on Cost-Effectiveness
Table 6
Concrete’s average compressive strength and density.
| | No. | Method | Slump (mm) | Target mean strength | Average of compressive strength of three samples (N/mm2) at the age of | Average weight of three cube samples (kg) | Average density of concrete of three samples (kg/m3) | | 7 days | 14 days | 28 days |
| | 1 | ACI | 30 | 33.4 | 26.61 | 27.08 | 33.42 | 8.557 | 2535.41 | | 2 | DOE | 30 | 38.2 | 27.45 | 26.53 | 30.26 | 7.903 | 2341.63 | | 3 | EBCS | 35 | 31 | 26.12 | 28.44 | 31.14 | 8.143 | 2412.74 | | 4 | IS | 40 | 32 | 27.47 | 29.42 | 32.5 | 8.336 | 2469.93 |
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