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Fast detection algorithm for cracks on tunnel linings based on deep semantic segmentation

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 732-744 doi: 10.1007/s11709-023-0965-y

Abstract: semantic segmentation called LC-DeepLab is proposed for detecting the trends and geometries of cracks on tunnelThe proposed method addresses the low accuracy of tunnel crack segmentation and the slow detection speedThe experimental results show that LC-DeepLab can accurately segment and highlight cracks from tunnel

Keywords： tunnel engineering     crack segmentation     fast detection     DeepLabv3+     feature fusion     attention mechanism    

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The construct technology of tunnel and underground engineering in China

Wang Mengshu,Tan Zhongsheng

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 4-10

Abstract: p style="text-align: justify;">This paper mainly introduced the design theory and method of Chinese tunneland underground engineering, construction technique of drill blast method, the shield tunnel constructiontechnique and TBM(tunnel boring machine) construction technique and so on,and pointed out the researchdirection of Chinese tunnel and underground engineering from now on, including: the long tunnel'and underground engineering as well as methods to reduce the building cost of projects and so on.

Keywords： tunnel     underground engineering     design theory     drill-blast technique     shield tunnelling and TBM    

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Research on the application of quantitative engineering in risk identification and prevention in NanjingYangtze River Tunnel project

Qian Wei,Jin Xianlong,Shen Jianqi

Strategic Study of CAE 2008, Volume 10, Issue 10,   Pages 22-30

Abstract:

In Nanjing Yangtze river tunnel project, quantitative engineering was

Keywords： Nanjing Yangtze River Tunnel     quantitative engineering and technology     risk identification and prevention    

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Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0966-x

Abstract: Based on significant improvements in engineering materials, three advanced engineering measures haveMoreover, single- or multiple-joint advanced engineering measures form the local rock mass-anti-faultgrouting area changed from shear stress in the fault slip direction to tensile stress in the axial tunnelAmong the three advanced engineering measures, the anchor cable was the core of the three advanced engineeringmeasures, can form an artificial safety island at the cross-fault position of the rock mass to protect the tunnel

Keywords： anti-fault effect     engineering measures     LRAF method     stress and displacement field     tunnel-crossing    

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Treatment techniques for +990 Karst ofDazhiping Tunnel of Yichang-Wanzhou Railway

Ma Dong,Li Gengxu

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 53-60

Abstract:

This paper mainly introduced Yichang-Wanzhou Railway Dazhiping Tunnel

Keywords： Karst tunnel     engineering and hydrogeology     water inrush and mud burst     comprehensive processing    

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Study on scheme comparison of bridge and tunnel for Bohai Strait cross-sea channel

Song Kezhi

Strategic Study of CAE 2013, Volume 15, Issue 12,   Pages 52-60

Abstract:

Aspects of bridge and tunnel are analyzed and their characteristics areTechnically, schemes of bridge and tunnel are both workable.While bridge scheme has advantages over tunnel scheme on traffic capacity, construction difficulty andscheme and combination scheme of bridge and tunnel.Comprehensive evaluation value of full tunnel scheme is maximum and the full tunnel scheme is the recommended

Keywords： bridge and tunnel engineering     cross-sea channel     Bohai Strait     scheme comparison     fuzzy comprehensive evaluation    

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Research on Demarcating Method for Deep Tunnel and Shallow Tunnel in Soil

Zhao Zhanchang,Xie Yongli

Strategic Study of CAE 2005, Volume 7, Issue 10,   Pages 84-86

Abstract:

Directed against the demarcating problems of deep tunnel and shallow tunnel in exiting methods, theThe method is proved feasible by two engineering cases, and is of importantce to lining design and constructionof soil tunnel.

Keywords： soil tunnel     deep tunnel and shallow tunnel     demarcating method    

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Effect of cutterhead configuration on tunnel face stability during shield machine maintenance outages

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 522-532 doi: 10.1007/s11709-023-0930-9

Abstract: Engineering safety during maintenance outages is determined by the stability of the tunnel face.The tunnel face is supported by a medium at the bottom of the excavation chamber and compressed air atDisregarding the supporting effect of the cutterhead will result in a tunnel face with underestimated

Keywords： tunnel face stability     cutterhead configuration     aperture ratio     pressure gradient     support ratio    

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Bending failure performance of a shield tunnel segment based on full-scale test and numerical analysis

Frontiers of Structural and Civil Engineering   Pages 1033-1046 doi: 10.1007/s11709-023-0973-y

Abstract: This study focuses on the bending failure performance of a shield tunnel segment.

Keywords： shield tunnel     bearing capacity     failure mechanism     segment reinforcement    

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Discontinuous mechanical behaviors of existing shield tunnel with stiffness reduction at longitudinal

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 37-52 doi: 10.1007/s11709-022-0920-3

Abstract: analytical model is proposed to estimate the discontinuous mechanical behavior of an existing shield tunnelabove a new tunnel.The existing shield tunnel is regarded as a Timoshenko beam with longitudinal joints.Timoshenko beam GA, and different additional pressure profiles on the responses of the shield tunnel

Keywords： tunnel–soil interaction     discontinuous analysis     longitudinal joints     existing shield tunnel     Timoshenko    

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A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 176-187 doi: 10.1007/s11709-012-0149-7

Abstract: The current models that have been published to date only allow for homogeneous soil at the tunnel faceThis paper presents a real-life face stability model to determine the minimal pressure needed at the tunnelface for a large shield-driven tunnel in heterogeneous soft soils.are conducted, and the effects of the involved parameters for a large, multilayered, shield-driven tunnel

Keywords： analytical solution     shield-driven tunnel     multilayered soil     face stability    

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Construction risks of Huaying mount tunnel and countermeasures

Haibo YAO, Feng GAO, Shigang YU, Wei DANG

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 3,   Pages 279-285 doi: 10.1007/s11709-017-0414-x

Abstract: inrush because of existence of faults, high pressure gas, karst tectonics and coal goafs around the tunnelThese ascertained the engineering safety effectively.

Keywords： tunnel?construction     gas?outburst     geology?prediction     automatic?monitoring?system    

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Technical innovation for Sanyang Road Cross-river Tunnel Project

Yu ZHONG

Frontiers of Engineering Management 2018, Volume 5, Issue 3,   Pages 411-415 doi: 10.15302/J-FEM-2018206

Abstract:

Keywords： valign=     top     class=     J_zhaiyao    

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Research on Intrinsical Management: Based on the Practice in Island & Tunnel Project of Hong Kong–Zhuhai–Macao

Lin Ming, Wang Menjun, Wang Qinge, Tang Juanjuan

Strategic Study of CAE 2019, Volume 21, Issue 2,   Pages 103-110 doi: 10.15302/J-SSCAE-2019.02.015

Abstract: new era prompts engineers to consider both the current plight and the future development trend in the engineeringBased on the practice in Island & Tunnel Project of Hong Kong–Zhuhai–Macao Bridge, this, established its logical model, and elaborated its process and methodology taking the Island & TunnelIt is an innovative methodology for solving complicated engineering challenges, and is forward-lookingand dynamically applicable to engineering practices.

Keywords： Intrinsical Management     the practice of Chinese engineering     Island & Tunnel Project of Hong Kong-Zhuhai-Macao    

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Typical Underwater Tunnels in the Mainland of China and Related Tunneling Technologies

Kairong Hong

Engineering 2017, Volume 3, Issue 6,   Pages 871-879 doi: 10.1016/j.eng.2017.12.007

Abstract: made regarding the three potential great strait-crossing tunnels—the Qiongzhou Strait-Crossing Tunnel, Bohai Strait-Crossing Tunnel, and Taiwan Strait-Crossing Tunnel—and issues related to these great

Keywords： Underwater tunnel     Strait-crossing tunnel     Shield-bored tunnel     Immersed tunnel     Drill and blast    

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Title Author Date Type Operation

Fast detection algorithm for cracks on tunnel linings based on deep semantic segmentation

Journal Article

The construct technology of tunnel and underground engineering in China

Wang Mengshu,Tan Zhongsheng

Journal Article

Research on the application of quantitative engineering in risk identification and prevention in NanjingYangtze River Tunnel project

Qian Wei,Jin Xianlong,Shen Jianqi

Journal Article

Influence of advanced engineering measures on displacement and stress field of surrounding rock in tunnels

Journal Article

Treatment techniques for +990 Karst ofDazhiping Tunnel of Yichang-Wanzhou Railway

Ma Dong,Li Gengxu

Journal Article

Study on scheme comparison of bridge and tunnel for Bohai Strait cross-sea channel

Song Kezhi

Journal Article

Research on Demarcating Method for Deep Tunnel and Shallow Tunnel in Soil

Zhao Zhanchang,Xie Yongli

Journal Article

Effect of cutterhead configuration on tunnel face stability during shield machine maintenance outages

Journal Article

Bending failure performance of a shield tunnel segment based on full-scale test and numerical analysis

Journal Article

Discontinuous mechanical behaviors of existing shield tunnel with stiffness reduction at longitudinal

Journal Article

A real-life stability model for a large shield-driven tunnel in heterogeneous soft soils

Xinyu HU, Zixin ZHANG, Scott KIEFFER

Journal Article

Construction risks of Huaying mount tunnel and countermeasures

Haibo YAO, Feng GAO, Shigang YU, Wei DANG

Journal Article

Technical innovation for Sanyang Road Cross-river Tunnel Project

Yu ZHONG

Journal Article

Research on Intrinsical Management: Based on the Practice in Island & Tunnel Project of Hong Kong–Zhuhai–Macao

Lin Ming, Wang Menjun, Wang Qinge, Tang Juanjuan

Journal Article

Typical Underwater Tunnels in the Mainland of China and Related Tunneling Technologies

Kairong Hong

Journal Article