Research Article
Investigating the Effects of Chopped Basalt Fiber on the Performance of Porous Asphalt Mixture
Table 2
Properties of the coarse aggregates.
| Properties | Results | Specification requirements | 5∼10 mm | 10∼15 mm |
| Apparent density (g/cm3) | 3.002 | 2.955 | ≥2.70 | Water absorption (%) | 0.43 | 0.57 | ≤2.0 | <0.075 mm grain content (%) | 0.1 | 0.4 | ≤1 | Soft stone content (%) | 0.1 | 0.1 | ≤1 | LA abrasion value (%) | 9.9 | ≤20 | Crushing value | 11.0 | 13.0 | ≤18 |
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