Mine Reclamation

2013 47th US Rock Mechanics / Geomechanics Symposium, June 23–26, San Francisco, California Authors: J. P. Friedman and S. Mohanty (AAI), and J. H. Rahe, (Rahe Engineering, Inc.) This paper [...]

American Borate Company The Billie Mine utilized long-hole stoping with backfilling to extract borate.  This mining method resulted in the creation of tall, narrow pillars which were critical to [...]

Engineering Support for Start-up of Large Underground Coal Operation—Trinidad, Colorado Starting in 2009 and continuing into 2011, Agapito Associates, Inc. has provided most of the mining [...]

ExxonMobil—Upstream Research Company Since 2007, AAI has mobilized drilling equipment to the Upstream Research Company’s (URC) Colony Mine ten times for a variety of tasks.  Core drilling [...]

Longwall Optimization In 1997, AAI conducted three studies for West Ridge prior to mine development.  The first study addressed longwall panel orientation based on local fracture mapping, [...]