Analysis of Load Transfer Law of Short Pile-Net Composite Foundation for High-Speed Railway

Table 2

Soil strength indices.

Soil layer	Quick shear				Consolidated quick shear				Triaxial quick shear				Triaxial consolidated quick shear				Triaxial slow sheer
	φu		Cu		Φcu		Ccu		φuu		Cuu		φcu		Ccu		Φcd		Ccd
	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation	Mean	Coefficient of variation
(2)1	21.85	0.25	57.12	0.25	22.55	0.14	64.40	0.16	9.50	—	78.33	—	20.70	—	55.00	—	25.87	—	35.33	—
(4)1	15.94	0.27	49.88	0.29	19.55	—	71.22	—	2.05	—	66.00	—	17.47	0.23	54.57	0.64	27.67	0.10	25.67	0.20