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Kemmerer Mine—Wyoming

Chevron Mining, Inc. Highwall Slope Stability AAI has investigated various aspects of highwall stability at several pits at the Kemmerer Mine, including large-scale slope failure, wedge analysis, [...]

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Mining to the Max

WorldCoal, September 2009 Author:  Tom Vandergrift (AAI) As open-pit coal mines reach their economic stripping limit, operators sometimes consider alternatives, such as auger mining or highwall [...]