Seismic Stability Analysis of Saturated and Unsaturated Soil Slopes Using Permanent Displacement

Table 5

Test results under earthquakes and sine waves.

Soil compaction					Working condition			Cycle times
Vertical stress (kPa)	Horizontal stress (kPa)	Average effective stress (kPa)	Initial deviatoric stress (kPa)	Seismic waves	Maximum deviatoric stress (kPa)	Stress ratio	Dynamic pore water pressure (kPa)
300	150	200	150	T1-II-1	56.02	0.09	24	2
255	170	198	85	El Centro	51.56	0.26	25	2
300	150	200	150		62.36	0.10	29	2
255	170	198	85	T2-II-1	40.01	0.20	16	2
300	150	200	150		57.96	0.10	26	2
255	170	198	85	Sine wave 1 Hz	48.27	0.24	23	2
300	150	200	150		70.73	0.12	35	2
255	170	198	85	Sine wave 2 Hz	59.21	0.30	30	2
300	150	200	150		57.5	0.095	25	2
255	170	198	85	Sine wave 3 Hz	40.51	0.20	17	2
300	150	200	150		58.60	0.098	26	2
255	170	198	85	Sine wave 4 Hz	50.90	0.26	24	2
300	150	200	150		66.42	0.098	32	2
255	170	198	85	Sine wave 5 Hz	52.70	0.27	26	2
300	150	200	150		57.47	0.096	25	2
255	170	198	85	Sine wave 6 Hz	48.87	0.25	23	2
300	150	200	150		52.47	0.13	28	2