Results 1 to 10 of about 35 (27)

Experimental Simulation Investigation on Slab Buckling Rockburst in Deep Tunnel

Applied Sciences (Switzerland)
The relationship between slabbing failure and rockburst has become a hot issue in rockburst research. In this paper, the experimental system of impact rockburst is used to conduct a simulation experiment of rockburst induced by slab failure on ...
Chao Ren, Xiaoming Sun, Dongqiao Liu
exaly   +5 more sources

Sidewall rockburst characteristics of highly stressed circular tunnel under impact load

Journal of Rock Mechanics and Geotechnical Engineering
This study investigated the sidewall rockburst characteristics of highly stressed circular tunnel subjected to impact loads resulting from rock blasting or other mining-related dynamic disturbances, aiming at exploring the influence of vertical prestress
Zong-Xian Zhang, Fengqiang Gong, Wuxing Wu   +2 more
exaly   +4 more sources

Evolution Mechanism of Deformation and Failure of Surrounding Rock during Excavation and Unloading of the High-Stress Rock Mass

Advances in Civil Engineering, 2020
To deeply analyze the failure evolution of surrounding rock during excavation-induced unloading of the high-stress rock mass, a multistage failure model was established based on revealed failure patterns.
Wensong Xu, Guangming Zhao, Chongyan Liu, Xiangrui Meng, Ruofei Zhang, Siming Kao, Shunjie Huang, Jun Zhou, Rui Peng   +8 more
doaj   +2 more sources

Tunnel rockburst with a single set of joints under true-triaxial stress condition

Journal of Rock Mechanics and Geotechnical Engineering
To investigate the influence of different joint conditions on the rockburst of a circular tunnel, a true-triaxial test of rockburst with a single set of joint conditions was conducted.
Kegang Li, Shunchuan Wu, Qingci Qin
exaly   +3 more sources

Mechanism analysis and type determination of the rockburst of the Gaoloushan tunnel based on a study of rockburst fragments

工程科学学报, 2023
The Gaoloushan Tunnel is a control project for Longnan city and Jiuzhaigou, Sichuan Province. With the characteristics of "three high and one large," this project is a typical representative of a deeply buried, long highway tunnel under complex ...
Xiao-ming SUN, Chao REN, Dong-qiao LIU, Man-chao HE, Jin-kun YANG, Zhi-hu LI, Jia-jie ZHU, Jun-chao YUAN, Zhen-min QI   +8 more
doaj   +1 more source

Evolution and mechanism of rockburst induced by structural plane based on GDEM

Meitan xuebao, 2023
In the process of deep underground rock excavation, the surrounding rock of cave wall often causes some rockburst geological disasters due to the weakening of structural plane.
Xiong ZHOU, Fanzhen MENG, Zhufeng YUE, Wei WANG, Rongchao XU, Hui ZHOU, Xiaoming GUAN   +6 more
doaj   +1 more source

Mechanism and control strategy of buckling rockbursts of orthotropic slab

Yantu gongcheng xuebao, 2017
Brittle slabbing failure of deep highly-stressed hard rocks exists in engineering geology and mining engineering extensively, and the slab buckling rockburst induced by slabbing failure also brings severe challenge to safe and high-efficient excavation ...
FENG Fan , LI Xi-bing , LI Di-yuan , WANG Shao-feng
doaj   +1 more source

Thermal influences on spontaneous rock dome exfoliation. [PDF]

Nat Commun, 2018
Collins BD, Stock GM, Eppes MC, Lewis SW, Corbett SC, Smith JB.   +5 more
europepmc   +1 more source

Study on Failure Characteristics and Fracture Susceptibility of Surrounding Rock Under True Triaxial Stress. [PDF]

ACS Omega
Liu C, Pan C, Zhao G, Wu X.
europepmc   +1 more source

Catastrophic instability criterion for roadway roof and sidewall rock mass under deep-hole roof blasting in Songshan coal mine. [PDF]

Sci Rep
Guo D, Chen J, Wang H, Wei Z, Gao Q.
europepmc   +1 more source