Effects of Continuous Laydown and Compaction on Interlayer Shear Bonding of Asphalt Layers

Table 11

Summary of direct shear test results.

Specimen type		AC13/AC16		AC16/AC20
		C. pave	Disc. pave	C. pave	Disc. pave
τ (MPa)	Room T.	0.717	0.448	0.837	0.608
	Standard deviation	0.061	0.042	0.075	0.059
	Low T.	6.733	5.27	6.079	5.317
	Standard deviation	0.44	0.33	0.45	0.35
	Freeze-thaw	0.409	0.124	0.349	0.156
	Standard deviation	0.043	0.012	0.033	0.021