Influence of the Chemical Composition of Asphalt and the 3D Morphology of the Aggregate on Contact Surface Adhesion

Table 3

Barton standard roughness contours.

Value range of JRC	Typical rock surface roughness contour
0～2
2～4
4～6
6～8
8～10
10～12
12～14
14～16
16～18
18～20