Laboratory Evaluation of   SBS  Modified Asphalt Binder Containing GTR, SIS, and PE

Table 1

Properties of base asphalt binder (PG 76-22).

Aging states	Test properties	Test result
Unaged binder	Viscosity @ 135°C (Pa-s)	3.244
	G/sin δ @ 76°C (kPa)	1.9
RTFO aged residual	G/sin δ @ 76C (kPa)	3.3
	Gsin δ @ 25°C (kPa)	3650
RTFO + PAV aged residual	Stiffness @ −12°C (MPa)	285
	m value @ −12°C	0.302