Coal miners search for the bottom
Steve Fiscor
págs. 18-21
Optimizing drilling parameters for improved bolting safety and performance
Darin Cotton, Tim Burgess, Tim Martin
págs. 22-27
A new record for coal mining safety
Donna Schmidt
págs. 28-30
Silica adds to respirable dust concerns
Emanuele Cauda, Lauren Chubb, Art Miller
págs. 31-33
Achieving world-class mining maintenance: Step 2 - ensure support for maintenance
Paul D. Tomlingson
págs. 34-37
Keeping mine hoists healthy
págs. 38-39
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