Posted in Oil sands, People, Tailings, tagged codisposal, colocate, comingle, Directive 74, Oil sands, Tailings on July 23, 2011 | 2 Comments »
A great idea, but hard to do practically. I refer to the practice called Co-Disposal of tailings and waste rock. Mike Gowan, a principal of Golder Associates in Brisbane is probably the expert. Here is a link to one of his few publications on the topic. It is best to download and save the PowerPoint presentation, rather than try to open directly from the source. (more…)
Posted in brandy, Oil sands, Reclamation, Software, Tailings, tagged access roads, analysis, covers, desing, Directive 74, ERCB, FLAC, geosynthetics, PLEXIS, soft tailings on January 16, 2011 | 1 Comment »
Geosynthetics have been used in constructing covers and access roads over soft tailings at the Cannon Mine, Wenatchee, at impoundments at Wismut, and most recently at Pond 5 at the Suncor oil sands tailings mine in Alberta. We are currently evaluating similar technical procedures for a mine in Chile where we will build access roads over the soft tailings to enable big rigs to go to install deep wells to recover groundwater from beneath the impoundment to augment water supplies in a desert. (more…)
Posted in About the news, Oil sands, tagged conference, Directive 74, ERCB, MFT, oil sands tailings on December 8, 2010 | 1 Comment »
The Second International Oil Sands Tailings conference is underway in Edmonton, Alberta. Here is my summary of two days of listening to presentations. (more…)
Posted in Enviromental, environmental, Heap leach, Oil sands, Reclamation, Tailings, Waste Rock, tagged Directive 74, ERCB, mine waste, Morgenstern, Oil sands, Sobokowicz, Tailings, Vail on October 19, 2010 | Leave a Comment »
These past two days we have been in sunny Vail, Colorado at the conference on tailings and mine waste. Sadly you will have to buy the volume from the organizers to read the papers. With a bit of patience, we will post some of the presentations on InfoMine in the near future. Meanwhile let us urge the authors to update their papers on the basis of new ideas gained here at the conference and hence paste their papers on their websites so that we may all more freely share in the information and lessons learnt. (more…)
Posted in consulting, Oil sands, People, Tailings, tagged Directive 74, ERCB, nordie morgenstern, Oil sands, Tailings on July 14, 2010 | 1 Comment »
Nordie Morgenstern is well known to all who work in the oil sands tailings industry. He sits on the geotechnical peer review boards of both Syncrude and Suncor. He travels the world consulting to mines on geotechnical issues. He is in great demand as an expert witness on legal cases. (more…)
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