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

Table 9

Summary of interlayer adhesion test results.

Specimen type		13/16		16/20		AC13	AC16	AC20
		Bonding layer				Not bonding layer
		C. pave	Disc. pave	C. pave	Disc. pave
τ (MPa)	Room T.	0.252	0.121	0.222	0.089	0.255	0.293	0.314
	Standard deviation	0.028	0.014	0.026	0.011	0.021	0.016	0.024
	Low T.	1.828	1.230	1.897	0.772	1.690	1.813	1.829
	Standard deviation	0.13	0.09	0.148	0.062	0.11	0.16	0.15
	Freeze-thaw	0.116	0.016	0.048	0.014	0.083	0.108	0.098
	Standard deviation	0.014	0.003	0.009	0.0028	0.019	0.01	0.011