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Archive for the ‘Hydrology and hydraulics’ Category

   I have been entertaining my son and his family in Vancouver this week, so I resort for a blog topic to another of the fascinating e-mails that arrive from various people.  The one I write about came from a fellow who introduces himself thus in his first e-mail to me:

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  Design is the art of applying the principles of science in formulating practical solutions to real-life problems. Design is the act of coming up with a cost-effective way to build and operate a physical structure, whether it be a bridge, a building, a tailings impoundment, a heap leach pad, or an access road to [...]

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We have just posted an extended review of Best Management Practices (BMPs) in mining on InfoMine, the site that sponsors this blog.  This review started out as a discussion with a professor of mining at a local university who told me that the four pillars of mining are: Theory as embodies in equations, graphs, and [...]

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            Critics of mining harp on two impacts:  Forest or farm land turned to open pit, waste dump, or tallings pile; and/or Surface and groundwater impacted by increased constituent flow from the mine. Both are real issues.  Trying to avoid these impacts, legislator and miners have resorted to backfilling pits, backfilling underground mine [...]

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Sweeney Todd is modern grand opera.  It won Golden Globe Best Actor and Best Picture in the category musical comedy.  It is neither a musical nor a comedy.  It is grand opera.   The little old couple behind me who came expecting warbling tones and frilly dancing left in disgust.  I revelled in every note and [...]

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A number of times last year, at mines all over the globe, there was an failure:  something happened on the mine and somebody died; something happened on the mine and there was an environmental impact; something happened and somebody was blamed, excoriated, or fired.  I suspect that deep in human nature is the belief that every [...]

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On a positive note, I disclose here and announce the posting on EduMine of the most recent “course” I have prepared on the topic of mine water balance evaluation.  This third course joins two others I have previously prepared: one on surface water at mines; and one on underground water at mines.  Take at look at these [...]

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Two recommendations for weekend reading.  I assume you will have time on a potentially chilly, wet weekend.  For what it is worth try these two sites: The Center for Watershed Protection.  They have here a magnificent new e-publication called Manual 3 Urban Stormwater Retrofit Practices.  The nearly 300 page volume and appendices are available for free download [...]

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Sunday and a comment or two on the role of religion in mining.  First this report:   A coalition of West Virginia churches on Thursday sharply criticized a Bush administration-backed proposal to relax restrictions preventing mining activity near waterways, on the grounds it would be an affront to God’s creation.

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My Challenge Here is a neat little challenge for my friends in the Sustainable Mining Business. This challenge is prompted by a fight I had yesterday over the Kemess North Mine, B.C. report as recently issued by a three person expert panel. I conclude that the panel rejects the mine for this basic reason: At [...]

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