Table 6 Consolidated isotropic undrained (CIU) triaxial test results at 14 days of curing.

Sample type	Curing day (Day)	Confining pressures, σ₃ (kPa)	Back pressure (kPa)	Effective confining pressure, σ₃’(kPa)	Effective shear stress failure parameter		Excess pore water pressure (kPa)	Completion time for consolidation stage (min)	Maximum deviator stress
Sample type	Curing day (Day)	Confining pressures, σ₃ (kPa)	Back pressure (kPa)	Effective confining pressure, σ₃’(kPa)	Apparent cohesion, c’	Effective friction angle, ϕ’(°)	Excess pore water pressure (kPa)	Completion time for consolidation stage (min)	Axial strain (%)	Corrected deviator stress (kPa)
ECS	14	300	200	100	12.9	31.00	46.03	16.02	11.515	110.73
		400	200	200			91.59	35.27	11.418	248.23
		600	200	400			150.79	62.05	12.720	540.55
C3L	14	300	200	100	13.6	31.12	43.84	15.99	11.645	134.16
		400	200	200			89.33	35.24	11.548	272.04
		600	200	400			148.42	62.03	12.850	564.61
C6L	14	300	200	100	14.5	31.26	43.24	15.89	11.366	138.09
		400	200	200			88.73	35.14	11.262	276.12
		600	200	400			147.81	61.92	12.557	568.19
C9L	14	300	200	100	15.6	31.43	42.63	15.85	11.220	146.93
		400	200	200			88.12	23.41	11.124	284.17
		600	200	400			147.20	61.88	11.471	576.55
C9L3SF	14	300	200	100	16.4	33.23	38.38	14.86	13.375	174.71
		400	200	200			83.87	31.26	12.598	312.27
		600	200	400			142.95	58.04	13.762	604.77
C9L6SF	14	300	200	100	16.8	33.58	37.77	13.86	13.535	178.83
		400	200	200			83.26	27.16	12.768	316.81
		600	200	400			142.35	53.04	13.932	608.18
C9L9SF	14	300	200	100	17.2	33.95	37.17	14.11	13.615	182.95
		400	200	200			82.66	29.91	12.848	320.22
		600	200	400			141.74	50.09	14.012	612.56

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