Long-Term Stability Evaluation and Pillar Design Criterion for Room-and-Pillar Mines

The collapse of abandoned room-and-pillar mines is often violent and unpredictable. Safety concerns often resulted in mine closures with no post-mining stability evaluations. As a result, large amounts of land resources over room-and-pillar mines are wasted. This paper attempts to establish an under...

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Bibliographic Details
Main Authors: Yang Yu, Shen-en Chen, Ka-zhong Deng, Hong-dong Fan
Format: Article
Language:English
Published: MDPI AG 2017-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/10/10/1644