Why do tailings dams fail?

by Michael Dimitriou|18 Feb 2021|Profession|Metals|65 views
Increases in production and cost cutting put pressure on tailings facilities. Production increased at Los Frailes, Mt Polley, Samarco and Brumadinho before tailings dam failures. Compensation packages for mine management contain an option like for traders in banks.

In this way, what are tailings from mining?

Mine tailings are the ore waste of mines, and are typically a mud-like material. Worldwide, the storage and handling of tailings is a major environmental issue. Many tailings are toxic and must be kept perpetualy isolated from the environment.

How can we reduce tailings?

Here are three of the more common alternatives, which can also reduce or avoid the need for water-covered TSFs: Paste or thickened tailings on surface – One way to help reduce the amount of water going to the TSF is through thickening the tailings, so that the product moves through the pipe in a plug-flow rather than a

What is the difference between spoils and tailings?

Tailings are low grades of mining ore that are disposed of on the land surface and often in mining waste ponds(1). Because they are unlined, these ponds can be a source of acids or metals, which are carried in run-off or leachate. Spoil consists of mining debris and waste.

Why are tailings ponds bad?

Tailings dams are designed for permanent containment, meant to "remain there forever". Copper, gold, uranium and other mining operations produce varied kinds of waste, much of it toxic, which pose varied challenges for long-term containment.

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