Bed separation backfill to reduce surface cracking due to mining under thick and hard conglomerate: a case study

After coal mining, the surface above a goaf may experience the discontinuous deformation under some special geological and mining conditions, such as surface cracking, surface step subsidence and collapse pits. Discontinuous deformation seriously threatens the safety of surface buildings and infrast...

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Bibliographic Details
Main Authors: Dawei Yin, Shaojie Chen, Bo Li, Weijia Guo
Format: Article
Language:English
Published: The Royal Society 2019-08-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.190880