Study on Properties of Drainage SBS Modified Asphalt Mixture with Fiber

Table 4

Main technical indexes of mineral powder.

Pilot project		Test result	Technical standard	Test method
Apparent density (t·m^−3)	0.3 mm～0.6 mm	2.81	≥2.50	T0352
	0.15 mm～0.3 mm	2.83
	0.075 mm～0.15 mm	2.84
	＜0.075 mm	2.93
Moisture content (%)	0.3 mm～0.6 mm	0.1	≤1	T0103
	0.15 mm～0.3 mm	0.1
	0.075 mm～0.15 mm	0.1
	＜0.075 mm	0.1
Appearance	0.3 mm～0.6 mm	without	No agglomerates	T0351
	0.15 mm～0.3 mm	without
	0.075 mm～0.15 mm	without
	＜0.075 mm	without
Hydrophilic coefficient	0.3 mm～0.6 mm	0.1	＜1	T0353
	0.15 mm～0.3 mm	0.1
	0.075 mm～0.15 mm	0.1
	＜0.075 m	0.1
Plasticity index (%)	0.3 mm～0.6 mm	2.2	＜4	T0354
	0.15 mm～0.3 mm	2.1
	0.075 mm～10.15 mm	2.2
	＜0.075 mm	2.2