Browse TRAIL Inventories

Development of a mechanical roof breaker for ground control in longwall operations under massive roof

Stress distribution and pillar design in oil shale retorts

Electromagnetic radiation from rock failure

Toward development of a hard-rock mining machine--drag cutter experiments in hard abrasive rocks

Determination of bit forces encountered in hard rock cutting for application to continuous miner design

Overcoring equipment and techniques used in rock stress determination (an update of IC 8618)

Large-scale laboratory drag cutter experiments in hard rock

Research study on pillar design for vertical crater retreat (VCR) mining

Mechanical behavior of coal measure rocks :elastic-inelastic behavior

Analysis of rock chips produced during water-jet-assisted cutting

Large-scale testing of the ripper fragmentation system

Relationship between horizontal stresses and geologic anomalies in two coal mines in southern Illinois

In situ horizontal stress determinations in the Yampa coalfield, northwestern Colorado

Bureau of Mines geotechnical centrifuge research--a review


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