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

Table 5

Safety factors corresponding to vertical positions of different whipstock points.

Working condition	Vertical distance from whipstock point to center of embankment (m)
	17	15	13	11	9
Factor of safety	3.483	3.439	3.411	3.148	3.008