Influences of Specimen Geometry and Loading Rate on Compressive Strength of Unstabilized Compacted Earth Block

Table 2

Mechanical properties of CEB.

Label	Vc (mm/min)	fmean (MPa)	CV	εbc·10^−2
Cu-100	1	3.24	0.37	2.64
	3	3.64	0.25	2.86
	5	2.90	0.54	2.74
	7	2.81	0.37	2.62
Cu-150	1	2.46	0.32	2.54
	3	2.30	0.19	2.68
	5	1.82	0.33	2.90
	7	2.03	0.22	2.94
Cu-200	1	1.54	0.19	3.68
	3	1.44	0.22	3.32
	5	1.27	0.28	5.40
	7	1.11	0.17	6.05
Cy-100	1	2.71	0.14	2.71
	3	2.73	0.15	2.51
	5	3.13	0.18	2.47
	7	2.96	0.22	2.73

f_mean is the average of each group after the abnormal values were eliminated. CV is coefficient of variation of the compressive strength. ε_bc is the strain corresponding to the peak load.