Research on Catastrophic Pillar Instability in Room and Pillar Gypsum Mining

Gypsum mines in China are mostly exploited through room and pillar mining. Due to backward mining technology and a long history of mining, a great number of pillars were left in gypsum mines. Many serious work safety accidents occurred as the result of goaf instability in history, which posed severe...

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Bibliographic Details
Main Authors: Yuejin Zhou, Meng Li, Xiaoding Xu, Xiaotong Li, Yongdong Ma, Zhanguo Ma
Format: Article
Language:English
Published: MDPI AG 2018-10-01
Series:Sustainability
Subjects:
Online Access:http://www.mdpi.com/2071-1050/10/10/3773