Research Article
Effect of Crumb Rubber on the Moisture and Rutting Behavior of Low-Energy Asphalt and Determining the Best Flow Number Model
Table 7
Volumetric properties of asphalt mixtures.
| | Sample | CR (%) | Gmm | Gmb | Va (%) | VMA (%) | VFA (%) | OBC (%) | Mixing temperature (°C) | Compaction temperature (°C) |
| | HMA | 0 | 2.449 | 2.353 | 3.920 | 14.971 | 73.816 | 4.6 | 160 | 135 | | LEA | 0 | 2.466 | 2.368 | 3.968 | 14.244 | 72.145 | 4.4 | 90 | 90 | | LEA10 | 10 | 2.447 | 2.351 | 4.010 | 15.057 | 73.368 | 4.6 | 92 | 90 | | LEA15 | 15 | 2.449 | 2.353 | 3.934 | 15.162 | 74.054 | 4.8 | 92 | 90 | | LEA20 | 20 | 2.451 | 2.354 | 3.939 | 15.453 | 74.051 | 5.2 | 98 | 90 |
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