Wild Border Watersheds

An Engineer’s Idea to Prevent Future Mount Polleys (The Tyee)

Two months before provincial investigators wrap up their postmortem of the Aug. 4 Mount Polley tailings dam collapse in the British Columbian Interior, a leaked review of another Imperial Metals' mine singles out risks of leaks, stability problems and landslides around the project.

The Tahltan Nation-commissioned report by Vancouver consulting firm Klohn Crippen Berger into the Red Chris copper and gold mine in northwestern B.C. warns that "any failure of the Red Chris impoundment will likely have a much more significant environmental impact than the Mount Polley failure."

But a leading tailings engineer argues the Mount Polley disaster could have been averted if the B.C. mining sector had adopted a forward-thinking practice from other jurisdictions: mines should be subjected to ongoing, "independent peer review" tests.

(To read complete source article, click "The Tyee")

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