Analysis of Deep Foundation Pit Pile-Anchor Supporting System Based on FLAC3D

Table 1

Stratum physical and mechanical parameters.

Level number	Soil layer	Thickness/m	γ/kN·m^-3	C/KPa	Φ/°	Modulus of compression/MPa	Poisson ratio
1	Miscellaneous fill	0.70	19.0	10.00	18.00	9.0	0.41
2	Powdery soil	1.50	19.6	20.00	27.00	15.0	0.35
3	Fine sand	2.80	20.0	3.00	32.00	31.0	0.32
4	Pebbles	9.00	20.5	0.00	45.00	40.0	0.23
5	Pebbles	10.00	21.0	3.00	50.00	50.0	0.19