A New Method for Designing Dense Skeleton Asphalt Mixture Based on Meso Parameter

Table 5

Optimal coarse aggregate mixing results.

Mixing process	Mixing proportion with smallest percentage of voids (%)	Final mixing proportion after adjustment (%)	VCA (%)
Mixing of 13.2 mm and 9.5 mm	53.5 : 46.5	57.6 : 42.4	42.55
Mixing of 13.2 mm–9.5 mm and 4.75 mm	47.5 : 52.5	59.6 : 40.4	40.00
Mixing of 13.2 mm–4.75 mm and 2.36 mm	51.5 : 48.5	62.6 : 37.4	37.45