Analysis of the Influence of Whipstock Point Position of Directional Drilling through Embankment on the Stability of Embankment Slope against Sliding

Table 2

Statistical table for calculating physical and mechanical parameters of rock and soil.

Soil layer number	Name of soil layer	Gravity γ/km·m^−3	Poisson ratio μ	Cohesion C/kPa	The angle of internal friction φ/(°)	Modulus ofdeformation/MPa
1	Embankment filling	19.1	0.30	15.0	13.1	26.1
2	Silt with silty clay	20.0	0.31	18.3	28	28.7
3	Clay	20.1	0.33	27.4	8.3	25.4
4	Silty clay	19.7	0.30	25.3	7.8	35.7