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Stiffness characteristics of longwall shields

Effect of load rate on wood crib behavior

Hillseam geology and roof instability near outcrop in eastern Kentucky drift mines

Two-leg longwall shield mechanics

Practical considerations in longwall face and gate road support selection and utilization

Mitigating destructive longwall bumps through conventional gate entry design

Comparison of models to evaluate in situ shield loading

Cutter roof failure :six case studies in the Northern Appalachian Coal Basin

Strategies for encouraging miners to stay away from unsupported roof and perform self-protective actions

Canopy and base load distribution on a longwall shield

Evaluation of structures for roof-fall areas

Effects of horizontal stress related to stream valleys on the stability of coal mine openings

Roof control of stress-relief jointing near outcrops in central Appalachian drift coal mines

Gob and gate road reaction to longwall mining in bump-prone strata


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