Research and Application of Foam Filling Material in Soft Rock Roadways by Changyu Li, Hua Nan, Wenzhou Zhang

Subjects: “…soft rock roadway…”
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Mechanical Properties of Soft Rocks Subjected to Water-Rock Reaction and Cyclic Pressure by Wei Huang, Rui Feng, Huanran Fu, Jingyu Chen, Zili Feng

“…Studying the mechanical properties of soft rocks subjected to water and cyclic loading would contribute to a better understanding of the stability analysis of soft rock engineering under the conditions of storm and carrier dynamics. …”
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Research on Ground Settlement Regularity of Soft Rock Tunnel under Ultrasmall Distance by Chunwu Zhang, Wei Hou, Zongjun Sun, Li Gu

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Deformation Mechanism and Support Technology of Deep and High-Stress Soft Rock Roadway by Lujing Zheng, Yujun Zuo, Yafei Hu, Wei Wu

“…In this study, the analysis and control of stability of surrounding rock in deep fractured soft rock roadway located in the underground mine of Jinfeng gold mine in Guizhou Province, China, has been investigated. …”
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Effects of Freezing and Thawing Cycle on Mechanical Properties and Stability of Soft Rock Slope by Yanlong Chen, Peng Wu, Qing Yu, Guang Xu

“…To explore the variation laws of mechanical parameters of soft rock and the formed slope stability, an experiment was carried out with collected soft rock material specimens and freezing and thawing cycle was designed. …”
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Analysis on Loose Circle of Surrounding Rock of Large Deformation Soft-Rock Tunnel by Rui Wang, Yiyuan Liu, Xianghui Deng, Yu Zhang, Xiaodong Huang, Xiao Ding

“…Furthermore, the theoretical calculations and field tests of the loose circle in the typical sections of grade II and III deformation of Yuntunbao tunnel are carried out, and the thickness and distribution law of loose circle of surrounding rock of large deformation soft-rock tunnel is revealed. The results show that the formula based on the unified strength criterion is applicable for a large deformation tunnel in soft rock.…”
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Study on Dynamic Constitutive Model of Weakly Consolidated Soft Rock in Western China by Lei Wang, Hongming Su, Yue Qin, Shiguan Chen

“…It was also found that the constitutive equation was applicable to express the dynamic mechanical properties of rock-like materials such as hard rock, soft rock, frozen soil, raw coal, and concrete. It can be referred to the parameter determination method in this paper to study and determine the parameters, reduce the difficulty of parameter selection, and improve the practicability of the constitutive model and parameters, so as to guide the engineering practice better.…”
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Systematic Performance Evaluation of Shield TBM Cutters for Excavating Multiple Soft Rock by Chuyuan Cao, Kui Zhang

“…Finally, a case study was carried out to demonstrate how the method is applied to find the optimal cutter among a small-scale disc cutter and two scrapers used for cutting multiple soft rock. In this case, three types of concrete specimens with distinct mechanical properties were carefully prepared to substitute for soft rock. …”
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Application of Modified Hoek–Brown Strength Criterion in Water-Rich Soft Rock Tunnel by Xianghui Deng, Yuncai Wang, Rui Wang, Daohong Xia, Zhiqing Zhao

“…When a tunnel is excavated in the water-rich soft rock stratum, the strength of the soft rock is greatly reduced due to the seepage of groundwater. …”
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Bending Properties of Short-Cut Basalt Fiber Shotcrete in Deep Soft Rock Roadway by Shaoyang Yan, Huazhe Jiao, Xiaolin Yang, Jinxing Wang, Fengbin Chen

“…As a new type of fiber, BF has great significance in deep soft rock underground engineering.…”
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Fracturing of the Soft Rock Surrounding a Roadway Subjected to Mining at Kouzidong Coal Mine by Zhili Su, Wenbing Xie, Shengguo Jing, Xingkai Wang, Qingteng Tang

“…The fracture development and distribution around the deep soft rock roadway are pivotal to any underground design. …”
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Application of Constant Resistance and Large Deformation Anchor Cable in Soft Rock Highway Tunnel by Xiaoming Sun, Bo Zhang, Li Gan, Zhigang Tao, Chengwei Zhao

“…Muzhailing Highway Extra-long Tunnel in Lanzhou, Gansu Province, China, belongs to the soft rock tunnel in the extremely high geostress area. …”
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Experimental Study on the Effects of Stress-Induced Damage on the Microstructure and Mechanical Properties of Soft Rock by Hao Wang, Yong-Yan Wang, Zhuo-Qun Yu, Jian-Guang Li

“…The microstructural parameters of the stress-damaged soft rock were correlated with its mechanical parameters.…”
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Research on Soft Rocks for the Construction of Roadbeds for High-Speed Railroad: Effect of Water Soaking Environment by Xiangdong Zhang, Jie Geng, Yuebo Xu, Zhongchao Zhou, Shuai Pang

“…The strength of the roadbed composed of soft rock decreases following water immersion. Cement slurry is mixed with a soft rock to strengthen the soft rock roadbed to address this problem. …”
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Nonlinear Seismic Response Characteristics of CAP1400 Nuclear Island Structure on Soft Rock Sites by Furong Li, Guoxing Chen

“…In order to explore the seismic response characteristics of CAP1400 nuclear island structure on soft rock sites, a three-dimensional refined nonlinear seismic response analysis model was established for a soft rock foundation-nuclear island structure system using ABAQUS software. …”
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Effects of High-Pretension Support System on Soft Rock Large Deformation of Perpendicularly Crossing Tunnels by Li Gan, Ma Weibin, Tian Siming, Zhou Wenhao

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Experimental Study on the Damage and Deterioration Behaviour of Deep Soft Rock under Water-Rock Interaction by Zenghui Zhao, Hao Liu, Xianzhou Lyu, Lei Wang, Zhongxi Tian, Jiecheng Sun

“…The ageing disintegration, the damage, and failure mechanism of water-saturated soft rock are of significance to hazard prevention for deep mining. …”
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Study on the Deformation Mechanism of Soft Rock Roadway under Blasting Disturbance in Baoguo Iron Mine by Hong-di Jing, Yuan-hui Li, Kun-meng Li

“…In order to study the deformation mechanism of soft rock roadway in underground mines, it is necessary not only to study the influence of the dynamic disturbance caused by the cyclic mining blasting vibration on the stability of the soft rock roadway but also to study the degradation of the roadway surrounding rock itself and other factors. …”
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Study on the Large Deformation Characteristics and Disaster Mechanism of a Thin-Layer Soft-Rock Tunnel by Xiulian Zhang, Manchao He, Fengnian Wang, Gan Li, Shengxin Xu, Zhigang Tao

“…In view of the large deformation of thin-layer soft rock in the No. 2 inclined shaft of the Muzhailing Tunnel, we performed an experimental investigation on the mineral composition, physical characteristics, and uniaxial compressive strength of the surrounding rock of the tunnel. …”
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Study on Mechanism and Control Technology of Asymmetric Floor Heave in a Deep Soft Rock Main Roadway by Fulian He, Wenli Zhai, Xuhui Xu, Jiayu Song, Liang Li, Kai Lv

“…It has been 13 months since the completion of main roadway repair in this section, no obvious deformation occurred, and the long-term stability of soft rock roadway support in deep mines is realized.…”
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