Study on Cyclic Cumulative Deformation Characteristics and the Equivalent Cyclic Creep Model of Soft Clay

Table 1

Test parameters.

Type	Confining pressure (kPa)	Unloading rate (kPa/min)	Frequency (Hz)	Static deviator stress	Dynamic deviator stress
Unloading	50/100/150	0.1	—	0/0.4/0.5/0.6/0.8	—
			0.1	0.4/0.5/0.6	0.1/0.2/0.3
Cyclic loading	50/100/150	—	0.1	0.8	0.1
			0.1	0	0.3/0.4/0.5/0.6