Effect of Rejuvenated Binder on the Pavement Rutting Performance at Different Aging Levels

Table 9

Linear correlation between rut depth and independent variables.

		Linear regression (n = 15)
		R-squared	-value
1	PGave	0.464	0.005
2	X1	0.443	0.007
3	X2	0.381	0.014
4	X3	0.359	0.018
5	Ih	0.029	0.544