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Thyssen Mining, Inc. AAI conducted a review of the tunnel design (completed by others) and recommended changes for Thyssen Mining (the construction contractor) whose corporate office is located [...]

29th International Conference on Ground Control in Mining, Morgantown, West Virginia, July 27–29, 2010 Authors:  D. Conover and T. Ross (AAI) and D. Bigby (Golder Associates (UK) Ltd) Extensive [...]

International Journal of Mining Engineering, 3:195–213, 1985 Authors: J. F. T. Agapito, and S. J. Mitchell (AAI), and L. A. Weakly (Exxon Company) Stability in Exxon’s Colony Pilot Mine in [...]

2001 SME Annual Meeting & Exhibit, Denver, Colorado, February 2001 Mining Engineering, November 2003 Authors: J. F. T. Agapito and R. R. Goodrich (AAI) Yield pillars have been used for many [...]