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Recent Posts
- University of Arizona is advancing Copper World by quietly approving utility corridors across world-class research site
- After making a secret right-of-way deal, the State Land Department is poised to auction land for Copper World’s waste dumps
- Hudbay will initially export all copper produced at its proposed Copper World mine
- Hudbay wavers in its commitment that Rosemont/Copper World will produce copper for U.S. markets
- Canadian company planning Copper World/Rosemont mine complex is seeking buyer or merger partners
- USGS rejects request by six U.S. senators to add copper to Critical Minerals List
- Hudbay sets benchmarks to build Copper World/Rosemont mine complex
- Copper World’s high production of sulfuric acid poses serious pollution and water depletion threat to Santa Cruz River Valley
- Hudbay says it is developing plans to build at least three open-pit copper mines on west side of Santa Rita Mountains
- Hudbay tells investors and analysts that it owns enough land to mine the western side of the Santa Rita Mountains
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Category Archives: Catastrophic Failure
Police raid Rosemont contractor over Mount Polley dam failure
Search warrants have been served on two engineering companies linked to the Mount Polley tailings dam collapse including AMEC Foster Wheeler, the lead designer of the proposed Rosemont copper mine’s massive dry stack tailings dump. AMEC said Thursday its Prince … Continue reading
Posted in Catastrophic Failure, General
4 Comments
Canadian police raid company that owns failed tailings dam designed by Rosemont contractors
Canadian police on Tuesday raided the offices of Imperial Metals to gather information in connection with the Mount Polley tailings dam collapse, four days after a government-sponsored report concluded a design problem was the root cause of the dam failure. … Continue reading
Posted in Catastrophic Failure, General
3 Comments
Rosemont subcontractor cited for design failures at Mount Polley dam collapse
Knight Piésold, Ltd., the engineering firm that designed the Mount Polley mine tailings dam that collapsed last August in British Columbia, failed to properly analyze the strength of the dam’s foundation when it designed the tailings facility, a provincial-sponsored report … Continue reading
Posted in Catastrophic Failure, General, water
6 Comments
Recent tailings failure in Mexico and Canada “justify expensive and time consuming permitting process”
A leading provider of “news and education on the copper market” is warning investors that because of the recent tailings facility failures in both Mexico and Canada, it is “more important than ever for investors to find evidence that companies … Continue reading
Posted in Catastrophic Failure
2 Comments
Engineering firm currently responsible for failed Canadian tailings dam also designed Rosemont’s tailings dump
The engineering firm that is currently responsible for the design of the failed Mount Polley tailings dam in British Columbia is also the lead engineer for the proposed Rosemont mine’s dry stack tailings dump. The Vancouver Sun reported earlier this … Continue reading
Posted in Catastrophic Failure, General
4 Comments