Gradation Design and Performance Evaluation of High Viscosity Asphalt Mixtures

Table 10

Range analysis of orthogonal tests.

Index	Range
	N1 (13.2 mm)	N2 (9.5 mm)	N3 (4.75 mm)	N4 (2.36 mm)	N5 (0.075 mm)
VV	1.19	0.5	1.04	1.55	0.88
VMA	1.6	0.85	1.28	2.03	0.95
VFA	11.53	5.08	8.23	11.95	4.75
MS	1.24	0.9	0.96	1.27	1.03