Deformation Response Research of the Existing Subway Tunnel Impacted by Adjacent Foundation Pit Excavation

Table 1

Soil parameters.

Soil layer	(KPa)	(°)		(°)		(KPa)		(MPa)	(MPa)	(MPa)		(MPa)	(e − 4)
Clay	9.13	29.50	0.51	0	0.8	100	0.2	4.98	42.90	4.36	0.69	54.53	4.24
Silt	18.24	34.00	0.44	4	0.62	100	0.2	5.54	31.70	5.10	0.65	73.08	2.67
Silty sand	5.28	32.52	0.46	2.52	0.66	100	0.2	11.02	47.36	6.40	0.91	62.76	3.12
Clay	26.81	26.40	0.56	0	0.8	100	0.2	7.62	29.70	6.03	0.62	34.56	4.81
Silty clay	13.38	26.40	0.72	0	0.75	100	0.2	10.75	37.69	6.40	0.76	25.20	3.99