Research Article

Investigation of Permanent Deformation Behavior of Steel Slag Asphalt Mixture under Indoor Simulation

Table 3

Basic properties of steel slag asphalt mixtures.

IndexesAC-16AC-20

Asphalt-aggregate ratio (%)4.54.4
Bulk gravity (g/cm3)2.8792.927
Marshall stability (kN)21.012.5
VMA (%)14.114.2
VFA (%)71.472.3
Residual Marshall stability (%)94.193.8
Tensile strength ratio (%)91.389.1