1 Ideal layout
A stockpile is constructed ideally such that the base of the stockpile slopes in the direction of the later material reclaim and the head of the stockpile (the top surface of the stockpile) slopes in the opposite direction. Consequently, only little water flows or stands in the later reclaim area. The waste water should be collected and channelled into a settling basin for deposition of the suspended matter. The size of the basin depends on the stockpile area (»1).
2 Preparation of the stockpile base ground
If the base of the stockpile is not to be hard-surfaced, then the...