The scale and scope of capping oilsands tailings ponds has limited reclamation work in the past. The presence of persistent clay in oilsands tailings has made consolidation of tailings a difficult task and many ponds remain too soft to cap many years after they are full. The tailings pond in this example was a Mature Fine Tailings (MFT) pond. This project profile from Layfield outlines the work done to start the capping of this tailings pond.
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