Mechanical and Mesoscale Analyses of Cement Stabilized Macadam Prepared by Vibratory and Nonvibratory Mixing Techniques

Table 4

Coefficient of variation of strengths of specimens prepared by vibratory and nonvibratory mixing under different stress states.

Loading rate (MPa/s)	Mixing method	Coefficient of variation (%)
		Unconfined compression	Indirect tensile	Bending tensile
5	Vibration	7.36	6.18	6.32
	Nonvibration	8.91	8.22	8.04
10	Vibration	5.04	5.15	5.82
	Nonvibration	8.02	7.24	8.71
20	Vibration	4.17	4.62	3.94
	Nonvibration	5.42	6.58	7.47
30	Vibration	3.53	4.02	3.14
	Nonvibration	3.92	5.15	4.69
40	Vibration	2.65	3.76	3.41
	Nonvibration	3.65	4.65	5.09
50	Vibration	3.41	3.02	2.91
	Nonvibration	3.58	3.54	5.12