Effects of Initial Shear Stress and Vibration Frequency on the Dynamic Pore-Water Pressure of Saturated Sands

Table 2

Undrained cyclic triaxial test program of sand.

Frequency, f (Hz)	Confining pressure, σ3c (kPa)	Initial shear stress, σs (kPa)	Vertical consolidation pressure, σ1c (kPa)	Consolidation ratio, Kc	Dynamic stress, σd (kPa)
1, 2, 3	50	0	50	1	41, 33, 25
1, 2, 3	100	0	100	1	83, 66, 50
1, 2, 3	150	0	150	1	125, 100, 75
1	50	25	75	1.5	58, 50, 41
1	50	50	100	2	66, 58, 50, 41
1	100	50	150	1.5	108, 100, 91
1	100	100	200	2	133, 116, 100, 91
1	150	75	225	1.5	200, 150, 120
1	150	150	300	2	210, 180, 150