Research Article
Moisture Susceptibility of Warm Mix Asphalt (WMA) with an Organic Wax Additive Based on X-Ray Computed Tomography (CT) Technology
Table 10
Air void contents and distributions of the RH-WMA samples through freeze-thaw cycles.
| | Moisture content (%) | 0–5 (mm3) | 5–10 (mm3) | 10–50 (mm3) | 50–100 (mm3) | 100–300 (mm3) | 300–500 (mm3) | >500 (mm3) | Note |
| | 0 | 2346 | 168 | 21 | 9 | 10 | 6 | 2 | Before freeze-thaw cycle | | 1 | 2154 | 201 | 17 | 12 | 9 | 4 | 1 | | 2 | 2187 | 147 | 19 | 10 | 12 | 9 | 3 | | 3 | 2301 | 216 | 28 | 13 | 8 | 5 | 1 |
| | 0 | 2024 | 298 | 25 | 11 | 10 | 6 | 2 | After freeze-thaw cycle | | 1 | 1854 | 366 | 32 | 15 | 11 | 5 | 2 | | 2 | 1911 | 280 | 41 | 14 | 14 | 10 | 3 | | 3 | 2004 | 441 | 46 | 17 | 12 | 8 | 3 |
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