Study on Permeability and Blocking Resistance of Composite Specimen with Double-Layer Permeable Asphalt Mixture

Table 4

Technical indexes of high-viscosity asphalt binder.

Indexes	Unit	10% GH-1	12% GH-1	14% GH-1
Penetration (25°C, 5 s, 100 g)	0.1 mm	53.3	49.5	44.2
Softening point	°C	82.7	89.6	92.1
Dynamic viscosity at 60°C	Pa·s	54790	90147	184318
Brookfield viscosity at 135°C	Pa·s	4.746	4.562	5.671
Brookfield viscosity at 180°C	Pa·s	2.215	2.308	2.771
Elastic recovery	%	95.9	96.6	97.5