Analytical Analysis and Field Test Investigation of Consolidation for CCSG Pile Composite Foundation in Soft Clay

Table 2

  Physical  and  mechanical  parameters  of  soils.

Soil layer	Name of soil layer	Soil layer thickness/m	𝜔/%	𝛾/(kN/m^3)	𝑒0	𝐼𝑃	𝐼𝐿	𝛼(1-2)/MPa^−1	𝐸𝑠(1-2)/MPa	Direct shear  (Quick shear)		𝑓ak/kPa
										c/kPa	𝜑/(°)
①	Miscellaneous fill	2.0~3.7
②	Silty clay	1.6~2.6	32.3	18.4	0.91	10.7	1.01	0.30	7.28	2.0	17.1	125
③	Muddy silty clay	6.6~10.9	38.8	17.9	1.07	11.7	1.35	0.49	4.47	7.0	24.5	65
④-1	Silty clay-silt	0.6~2.5	35.2	18.3	0.96	11.6	1.27	0.45	5.37	18.0	16.5	105
④-2	Silt-silty clay	0.7~2.9	33.9	18.5	0.93	10.9	1.35	0.41	5.68	10.0	25.5	150
④-3	Silty clay-silt	0~4.4	26.6	19.3	0.75	11.7	0.76	0.45	3.94	25.0	13.7	165
⑤	Silty clay	9.6~10.1	35.0	18.7	0.93	13.0	1.16	0.43	5.29	13.0	12.2	105
⑥	Angular pebbles											250