CTV News | Mining company says failed dam was built to engineering standards CTV News VICTORIA - The company that owned the failed dam at British Columbia's Mount Polley mine insists the structure was built in accordance with engineering standards. Imperial Metals responded yesterday to an independent report into the August 4th dam ... Engineering probe finds flawed design caused Canada tailing dam collapse Engineering probe finds flawed design caused tailing dam collapse Flawed design behind Mount Polley disaster: report (UPDATED) |