Stability and Control of Surrounding Rock of a Trapezoidal Roadway Retained with Hard Roof Cutting

Stability and Control of Surrounding Rock of a Trapezoidal Roadway Retained with Hard Roof Cutting

Hard roof top-cutting and gob-side roadway retention is an effective way to improve the panel recovery ratio and reduce ground pressure. Based on the condition of Pingmei No.2 Mine, this paper establishes a stability mechanics model for the roof in a trapezoidal top-cutting roadway with inclined coa...

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Bibliographic Details
Main Authors: Shizhong Zhang, Chuangnan Ren, Xinyao Gao, Yongsheng Gao, Lianyi Nie, Shaodong Li, Moulie Jiang
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Applied Sciences
Subjects:
hard roof
trapezoidal roadway
cutting top to retain roadway
stability of surrounding rock
control technology
Online Access:https://www.mdpi.com/2076-3417/15/1/348
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