tailings dams failure Archives

Why everything we know about Tailings Dams failure is wrong

If you think the title is provocative you are right. Why everything we know about Tailings Dams failure is wrong aims to discuss a different way of looking at TD failures. Biases occur if one uses statistical samples from a failure data base to evaluate TD likelihood of failure. That is because one considers the sub sample of failed dam as opposed to the overall inventory. Indeed if one ignores the base inventory one could draw misleading conclusions. Berkson’s paradox…

Catastrophic dam failures path forward at Tailings and Mine Waste

The keynote lecture Catastrophic dam failures path forward at Tailings and Mine Waste Conference was an enlightening speech. Henry Brehaut corroborated the views Riskope have expressed over the last decade. The validity of our methodological developments is confirmed once again. We are pleased to comment and express some impressions from the keynote lecture. The message Henry Brehaut delivered includes looking at: getting things right, looking at details, identifying gaps and hidden flaws. Finally, reactive catastrophic failure analysis is not the optimum…