Evaluation of Rutting Performance of Asphalt Mixture with Driving Wheel Pavement Analyzer

Table 6

Results of grey relational analysis.

Index	APA rut depth	Rut depth of the Chinese standard rutting test	Dynamic stability index
DWPA rut depth in 2000 times	0.9985	0.9858	0.3365
DWPA rut depth in 8000 times	0.9990	0.9868	0.3365
	0.7513	0.7523	0.9450