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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: presents the history and state of the art of underwater tunnels in the mainland of China in terms of shield-boredmade 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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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: Owing to long-distance advancement or obstacles, shield tunneling machines are typically shut down forEngineering 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 underestimatedrequirement of chamber openings at atmospheric pressure, the stratum reinforcement strength and range at the shield

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

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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.mixed-layer soils are conducted, and the effects of the involved parameters for a large, multilayered, shield-driventunnel are also investigated.

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

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

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

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Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 780-795 doi: 10.1007/s11709-023-0944-3

Abstract: Metro shield tunnels under the lateral relaxation of soil (LRS) are susceptible to significant lateralTherefore, based on a specific case, a model test is conducted to realize the LRS of a shield tunnelFor a shield tunnel with a diameter of approximately 6 m and under the lateral relaxation of sandy soil

Keywords： shield tunnel     lateral relaxation of soil     deformation control criterion of segment structure     model    

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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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Clogging of slurry-shield tunnel-boring machine drives in sedimentary soft rock: A case study

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0984-8

Abstract: This paper presents a case study of the clogging of a slurry-shield tunnel-boring machine (TBM) experiencedduring tunnel operations in clay-rich argillaceous siltstones under the Ganjiang River, China.The potential for clogging during tunnel operations in argillaceous siltstone was estimated using anMany improvement measures have been proposed to mitigate the clogging potential of two slurry-shieldwere proven to be effective in mitigating the clogging potential of slurry-shield TBMs.

Keywords： slurry-shield TBM     geological investigation     clogging     argillaceous siltstone     TBM performance     mitigation    

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Weakening behavior of waterproof performance in joints of shield tunnels under adjacent constructions

Frontiers of Structural and Civil Engineering   Pages 884-900 doi: 10.1007/s11709-022-0912-3

Abstract: Groundwater leakage in shield tunnels poses a threat to the safety and durability of tunnel structuresDisturbance of adjacent constructions during the operation of shield tunnels frequently occurs in China, leading to deformation of tunnel lining and leakage in joints.In this study, the weakening behavior of waterproof performance was investigated in the joints of shieldshoulder in the upper loading case, tunnel crown in the upper excavation case, and tunnel shoulder in

Keywords： shield tunnel     waterproof performance     horizontal transverse deformation     joint opening     weakening behavior    

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Numerical and experimental analyses of methane leakage in shield tunnel

Frontiers of Structural and Civil Engineering   Pages 1011-1020 doi: 10.1007/s11709-023-0956-z

Abstract: a numerical analysis was performed to simulate the ventilation and diffusion of harmful gases in a shieldtunnel, and the effect of ventilation airflow speed on the diffusion of harmful gases was evaluated.

Keywords： shield tunnel     harmful gas leakage     numerical analysis     laboratory test    

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Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 194-198 doi: 10.1007/s11709-011-0105-y

Abstract: The lining of shield tunnel is usually composed of segments, in which the joints, cracks, and the groutingThe leaking of soil and groundwater causes the long-term ground loss around tunnel and thus results inshow that settlement of ground surface increases gradually with the increase of the leaked volume of tunnel

Keywords： lining deficit     leakage of water     shield tunnel     settlement     soft deposit    

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Manufacturing technique and performance of functionally graded concrete segment in shield tunnel

Baoguo MA, Dinghua ZOU, Li XU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1,   Pages 101-104 doi: 10.1007/s11709-009-0011-8

Abstract: The quality of segment is very important to the service life of shield tunnel.Concerning the complex engineering environment of the Wuhan Yangtze River Shield Tunnel, the principle

Keywords： shield tunnel     functionally graded concrete segment (FGCS)     manufacturing technology     performance    

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The influence of hand hole on the ultimate strength and crack pattern of shield tunnel segment joints

Shaochun WANG, Xi JIANG, Yun BAI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1200-1213 doi: 10.1007/s11709-019-0546-2

Abstract: With the shield tunnel going deeper and deeper, the circumferential axial force becomes the governing

Keywords： shield tunneling     structural synthetic fiber concrete     hand hole     segment joint     ultimate bearing capacity    

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Analytical algorithms of compressive bending capacity of bolted circumferential joint in metro shield

Frontiers of Structural and Civil Engineering   Pages 901-914 doi: 10.1007/s11709-023-0915-8

Abstract: The integrity and bearing capacity of segment joints in shield tunnels are associated closely with theThe numerical results show that α can be specified as approximately 0.2 for most metro shieldtheoretical basis for optimizing the design and prediciting the damage of bolted segment joints in shield

Keywords： shield tunnel     segment joint     joint structural model     failure mechanism    

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Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Strategic Study of CAE 2009, Volume 11, Issue 7,   Pages 18-23

Abstract:

Combined with some underwater shield tunnels such as Wuhan Changjiangtunnel, the determination of reasonable cover thickness, the shield type and key parameter selectionThe key technology of stabilizing working face, preventing muddy water eruption, preventing tunnel floating, controlling shield direction, excavating long distance, abutting joint underwater, shield launching

Keywords： underwater tunnel     shield     cover thickness     type selection     key construction technology    

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Simulation analysis of pressure regulation of hydraulic thrust system on a shield tunneling machine

Zhibin LIU, Haibo XIE, Huayong YANG

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 377-382 doi: 10.1007/s11465-011-0226-y

Abstract:

Hydraulic thrust system is an important system in a shield tunneling machine.Pressure regulation of thrust cylinders is the most important function for thrust system during tunnelThe influence will not affect the process much during tunnel excavation.A exacting situation is simulated to explain how pressure regulation works during tunnel excavation.

Keywords： tunnel     hydraulic thrust system     pressure regulation     simulation    

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Title Author Date Type Operation

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

Kairong Hong

Journal Article

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

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

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

Journal Article

Deformation control criterion of shield tunnel under lateral relaxation of soft soil

Journal Article

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

Journal Article

Clogging of slurry-shield tunnel-boring machine drives in sedimentary soft rock: A case study

Journal Article

Weakening behavior of waterproof performance in joints of shield tunnels under adjacent constructions

Journal Article

Numerical and experimental analyses of methane leakage in shield tunnel

Journal Article

Long-term settlement behavior of ground around shield tunnel due to leakage of water in soft deposit

Huaina WU, Yeshuang XU, Shui-long SHEN, Jin-chun CHAI

Journal Article

Manufacturing technique and performance of functionally graded concrete segment in shield tunnel

Baoguo MA, Dinghua ZOU, Li XU

Journal Article

The influence of hand hole on the ultimate strength and crack pattern of shield tunnel segment joints

Shaochun WANG, Xi JIANG, Yun BAI

Journal Article

Analytical algorithms of compressive bending capacity of bolted circumferential joint in metro shield

Journal Article

Key technologic problems on underwater shield tunnel

Sun Mou,Tan Zhongsheng

Journal Article

Simulation analysis of pressure regulation of hydraulic thrust system on a shield tunneling machine

Zhibin LIU, Haibo XIE, Huayong YANG

Journal Article