Research Article
Evaluation of Rutting, Fatigue, and Moisture Resistance of Low-Energy Asphalt Mixtures Modified by Crumb Rubber
Table 7
Volumetric properties of asphalt mixtures.
| | Volumetric properties | Gmm | Gmb | Va (%) | VMA (%) | VFA (%) | OBC (%) | Mix temperature (°C) |
| | HMA | 2.449 | 2.353 | 3.92 | 14.97 | 73.82 | 4.6 | 160 | | LEA | 2.466 | 2.368 | 3.97 | 14.24 | 72.14 | 4.4 | 90 | | LEA + 10% CR | 2.447 | 2.351 | 4.01 | 15.06 | 73.37 | 4.6 | 92 | | LEA + 15% CR | 2.449 | 2.353 | 3.93 | 15.16 | 74.05 | 4.8 | 92 | | LEA + 20% CR | 2.451 | 2.354 | 3.94 | 15.45 | 74.05 | 5.2 | 98 |
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