Coal Pillar Width and Surrounding Rock Control of Mining Roadway in Extra-thick Coal Seams
This paper focused on the study of the width of coal pillars and surrounding rock control in the mining roadway of extra-thick coal seams,aiming to solve the safety and stability issues in the mining engineering of extra-thick coal seams.By analyzing the importance and challenges of extra-thick coal seam mining,it deeply explored the selection of reasonable coal pillar width and surrounding rock control strategies to improve mine production efficiency and safety.It also analyzed the characteristics,mining methods,and technical status of extra-thick coal seams,comprehensively analyzed the relationship between coal pillar width and surrounding rock control,providing effective guidance for related fields.
extra-thick coal seamcoal pillar widthsafety productionsurrounding rock
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