Stability Analysis of Dump Slope: Taking Zijinshan Open-Pit Mine as an Example

Table 2

Calculation summary of expanded volume of north side dump.

Elevation	Height (m)	Average area (m^2)	Volume (m^3)
450 m～460 m	10	339455.04	339.46
460 m～490 m	30	448014.42	1344.04
490 m～520 m	30	455404.75	1366.21
520 m～550 m	30	428619.77	1285.86
550 m～580 m	30	402917.48	1208.75
580 m～610 m	30	348106.94	1044.32
610 m～640 m	30	274083.62	822.25
640 m～670 m	30	188592.36	565.78
850 m～880 m	30	560089.55	1680.27
880 m～910 m	30	477206.49	1431.62
Amount	280	3922490.42	11088.56