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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, [...]

NIOSH

AAI has assisted NIOSH (National Institute for Occupational Safety and Health) in several of their mining research efforts.  AAI provided the programming for the STOP program (Support Technology [...]

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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 [...]

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Mountain Coal Company

West Elk Mine—Somerset, CO AAI has provided underground geotechnical engineering services to Mountain Coal Company’s West Elk Mine since the 1980s.   Services include installation of geotechnical [...]