Studying the Properties of SBS/Rice Husk Ash-Modified Asphalt Binder and Mixture

Table 1

Technical indicators of virgin asphalt 70#.

Technical indicators	Test results	Technical requirements	Specification
Penetration/0.1 mm	70.3	60∼80	T0604-2011
Softening point/°C	48.2	≥46	T0606-2011
Ductility at 10°C/cm	25.5	≥20	T0605-2011
Viscosity at 60°C/Pa·s	198	≥180	T0620-2011
Viscosity at 135°C/Pa·s	2.821	—	T0620-2011