Fracture distribution and deformation mechanism of surrounding rock in two-way extremely unequal pressure soft rock roadway

The failure of butterfly plastic zone in roadway surrounding rock is an important reason for the large deformation of roadway surrounding rock. In recent years, it has attracted the attention of roadway support workers. The understanding on the deformation mechanism of surrounding rock in the butter...

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Bibliographic Details
Published in:Meitan xuebao
Main Authors: Weijun WANG, Yujie MA, Lei FAN, Chao YUAN, Hai WU, Xinyu TIAN
Format: Article
Language:Chinese
Published: Editorial Office of Journal of China Coal Society 2024-07-01
Subjects:
soft rock
3dec
crack distribution
roadway deformation mechanism
butterfly shaped plastic zone
surrounding rock control
Online Access:http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.2023.0913

Internet

http://www.mtxb.com.cn/article/doi/10.13225/j.cnki.jccs.2023.0913

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