Table 2.
Surface and base layer data for three technologies.
| Removal and reconstruction | Cold central plant recycling | FDR-PC | |
|---|---|---|---|
| Density of old road materials (t/m³) | 2.2 | 2.2 | 2.2 |
| Upper Layer | 4 cm AC-13 | ||
| Asphalt-aggregate ratio of asphalt mixture (Upper Layer) (%) | 5.2 | ||
| Lower layer | 6 cm AC-20 | ||
| Asphalt-aggregate ratio of asphalt mixture (lower layer) (%) | 4.5 | ||
| Asphalt mixture density (t/m3) | 2.35 | ||
| Base thickness(cm) | 20 | 24 | 24 |
| Wet density of new base mixture (t/m3) | 2.25 | 2.2 | 2.15 |
| Water content (%) | 5 | 6 | 6.5 |
| Cement content (%) | 5 | 5 | 5 |