Browse TRAIL Inventories

Convergence measurements for squeeze monitoring :instrumentation and results

Recognizing signs of excessive loading in underground coal mines

Ground control instrumentation :a manual for the mining industry

Analysis of cutter roof failure induced by clastic dikes in an underground coal mine

Assessment of experimental longwall recovery rooms for increasing productivity and expediting equipment removal operations

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

Influence of subjacent gob on longwall development mining in the Upper Kittanning Coalbed of south-central Pennsylvania

Longwall retreat of gate road pillars


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