Optimization of Land Saving and Loss Reducing and Slope Stability Variation Patterns in Open-Pit Mine

Table 1

Corresponding table for internal discharge of stripping materials on working slope.

Stripping level (east slope)	Internal drainage level (west slope)/m^3
	370	400	Total
400-415	75	—	75
415-430	140	24	164
430-445	—	164	164
445-460	—	258	258
Total	215	446	661