Performance Evaluation and Optimization of Waterproof Adhesive Layer for Concrete Bridge Deck in Seasonal Frozen Region Using AHP

Table 1

Basic properties of SBS-modified asphalt and rubber-modified asphalt.

Properties	SBS-asphalt	Rubber-asphalt	Standard	Method
Penetration at 25°C, 100 g, 5 s (0.1 mm)	69	65	60–80	T 0604
Ductility at 5°C, 5 cm/min (cm)	31	33	≥30	T 0605
Softening point (°C)	75	71	≥55	T 0606
Brookfield viscosity at 135°C (Pa·s)	1.912	2.032	≤3	T 0625