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Geologic Hazards And Roof Stability In Coal Mines

Geologic Hazards And Roof Stability In Coal Mines

A NIOSH report regarding the geologic hazards U.S. underground coal miners continue to face from the continuing hazards associated with roof stability. This report describes the geologic origin, association, and potential danger from the most common hazards. Discussions of weak rock included rawrock, rider coals, head coal, stackrock, and stream valley effects.
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