Search Results - "Tunnelling and underground space technology"

BIM, machine learning and computer vision techniques in underground construction: Current status and future perspectives by Huang, M.Q., Ninić, J., Zhang, Q.B.

“…[Display omitted] •In-depth review of BIM, machine learning, and computer vision in underground.•Identified status, benefits and challenges of integration of…”
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Evaluation method of rockburst: State-of-the-art literature review by Zhou, Jian, Li, Xibing, Mitri, Hani S.

“…The evaluation of rockburst is becoming increasingly important as mining activities reach greater depths below the ground surface. In the literature, rockburst…”
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Deep learning based image recognition for crack and leakage defects of metro shield tunnel by Huang, Hong-wei, Li, Qing-tong, Zhang, Dong-ming

“…•Deep learning based semantic segmentation method with fully convolutional network is proposed.•Defect images are captured via a self-developed image…”
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Seismic behaviour of tunnels: From experiments to analysis by Tsinidis, Grigorios, de Silva, Filomena, Anastasopoulos, Ioannis, Bilotta, Emilio, Bobet, Antonio, Hashash, Youssef M.A., He, Chuan, Kampas, Georgios, Knappett, Jonathan, Madabhushi, Gopal, Nikitas, Nikolaos, Pitilakis, Kyriazis, Silvestri, Francesco, Viggiani, Giulia, Fuentes, Raul

“…•A State-of-the-art review on the seismic response and design of tunnels is presented.•Emphasis is placed on recorded responses of actual tunnels during past…”
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Underground space utilization of coalmines in China: A review of underground water reservoir construction by Zhang, Cun, Wang, Fangtian, Bai, Qingsheng

“…•Underground water reservoirs provides basis for water and geothermal utilization.•Coal pillar dam stability is important for underground water reservoirs…”
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Experimental simulation investigation on rockburst induced by spalling failure in deep circular tunnels by Gong, Feng-qiang, Luo, Yong, Li, Xi-bing, Si, Xue-feng, Tao, Ming

“…Spalling and rockburst are two common failure modes in deep hard-rock tunnels and they exhibit a strong correlation. In this paper, the process of rockburst…”
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Solid grain migration on hydraulic properties of fault rocks in underground mining tunnel: Radial seepage experiments and verification of permeability prediction by Ma, Dan, Duan, Hongyu, Zhang, Jixiong

“…•Water-conducting channels are prone to forming in the fault, causing water inflow.•Evolution of hydraulic properties under the radial grain migration was…”
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Effect of particle shape on the progressive failure of shield tunnel face in granular soils by coupled FDM-DEM method by Yin, Zhen-Yu, Wang, Pei, Zhang, Fengshou

“…•The progressive face failure of a shield tunnel in sand is analyzed.•The coupled FDM-DEM is adopted.•The effect of particle shape on the failure process is…”
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COVID-19 effects on property markets: The pandemic decreases the implicit price of metro accessibility by Yang, Linchuan, Liang, Yuan, He, Baojie, Lu, Yi, Gou, Zhonghua

“…•COVID-19 reduces the implicit price of metro accessibility.•The price elasticity of distance to the metro is −0.024 before COVID-19 but turns to −0.018 during…”
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Perspectives for flood risk assessment and management for mega-city metro system by Lyu, Hai-Min, Shen, Shui-Long, Zhou, Annan, Yang, Jun

“…•Current research on regional flood risk assessment methods is summarized.•An approach for evaluating flood risk for metro systems in mega-cities is…”
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Urban underground space: Solving the problems of today’s cities by Broere, Wout

“…•Use of underground space in solving the problems of modern cities is discussed.•Common infrastructure and environmental problems are paired with urban…”
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The role of TBM asymmetric tail-grouting on surface settlement in coarse-grained soils of urban area: Field tests and FEA modelling by Liu, Chao, Cui, Jie, Zhang, Zixin, Liu, Hai, Huang, Xin, Zhang, Changqiang

“…•The role of TBM tail-grouting on surface settlement in coarse-grained soils was investigated.•The field test was executed to show how surface settlement is…”
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Leakage detection techniques for oil and gas pipelines: State-of-the-art by Lu, Hongfang, Iseley, Tom, Behbahani, Saleh, Fu, Lingdi

“…The leakage of oil and gas pipelines may cause significant safety accidents and economic losses. In order to reduce the probability of pipeline failure, leak…”
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Effects of seepage-induced erosion on nonlinear hydraulic properties of broken red sandstones by Ma, Dan, Duan, Hongyu, Li, Xibing, Li, Zhenhua, Zhou, Zilong, Li, Tianbin

“…Water inrush hazard is a major threat to safe mining and tunnel construction. During the water inrush process, nonlinear properties of rock mass can change…”
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Development of hybrid intelligent models for predicting TBM penetration rate in hard rock condition by Armaghani, Danial Jahed, Mohamad, Edy Tonnizam, Narayanasamy, Mogana Sundaram, Narita, Nobuya, Yagiz, Saffet

“…The aim of this research is to develop new intelligent prediction models for estimating the tunnel boring machine performance (TBM) by means of the rate pf…”
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Hybrid meta-heuristic and machine learning algorithms for tunneling-induced settlement prediction: A comparative study by Zhang, Pin, Wu, Huai-Na, Chen, Ren-Peng, Chan, Tommy H.T.

“…•Introducing a standard process of building a machine learning based settlement prediction model.•Hybrid meta-heuristic and machine learning algorithms is…”
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Rock fracturing observation based on microseismic monitoring and borehole imaging: In situ investigation in a large underground cavern under high geostress by Zhao, Jin-Shuai, Jiang, Quan, Lu, Jian-Fei, Chen, Bing-Rui, Pei, Shu-Feng, Wang, Zhi-Lin

“…•Integrated observation is used to capture the coseismic signal of rock fracturing.•Fracture process of rock mass of the Baihetan Hydropower Station is…”
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An overview of ahead geological prospecting in tunneling by Li, Shucai, Liu, Bin, Xu, Xinji, Nie, Lichao, Liu, Zhengyu, Song, Jie, Sun, Huaifeng, Chen, Lei, Fan, Kerui

“…•The levels, features, applicability and limitations of proposed techniques.•Key problems and solutions on ahead prospecting in complicated…”
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A critical review on the performance of yielding supports in squeezing tunnels by Wu, Kui, Shao, Zhushan, Qin, Su, Wei, Wei, Chu, Zhaofei

“…•Performance of four basic yielding elements is summarized.•Two historical cases using supports with combined yielding elements are analyzed.•Estimation method…”
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Propagation characteristics and prediction of blast-induced vibration on closely spaced rock tunnels by Wang, Xiao, Li, Jianchun, Zhao, Xiaobao, Liang, Yue

“…•Analysis for blasting vibration propagation on closely spaced rock tunnels.•PPV on closely spaced rock tunnels is predicted by empirical…”
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