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Information construction of the subsea tunnel in a fault and crush zone

Yang Huijun,Wang Mengshu,Zhuo Yue,Luo Song

Strategic Study of CAE 2012, Volume 14, Issue 10, Pages 57-64

Abstract:

The construction of the excavation and support of the subsea tunnel isRelying on the construction of a fault and crush zone of the second subsea tunnel inland, using the methodAccording to its geological property, adopting full sectional grouting upper section in the fault andcrush zone in order to strengthen stratum, bench excavation method, and strong support.tunnel in a fault and crush zone.

Keywords： a fault and crush zone of subsea tunnel comprehensive pre geology prediction full sectional grouting

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Preliminary conclusions of construction technology in Xiamen Xiang’an subsea tunnel

Qu Shouxin

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 24-29

Abstract:

A comparison of the bridge programs and the tunnel programs for the projectAnd there is a preliminary and brief conclusion for the construction of the Chinese first subsea tunnel

Keywords： Xiamen Xiang’an subsea tunnel construction technology preliminary conclusions of experience

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Study on water pressure characteristics of Xiamen Xiang’an Subsea Tunnel

Cheng Zhengming

Strategic Study of CAE 2012, Volume 14, Issue 11, Pages 29-35

Abstract: justify;">The reasonable water pressure upon lining determination is the key to structure design of subseatunnel.The analytic method calculation formula of outside pressure upon lining of circular subsea tunnel wasThe research results were applied in the first subsea tunnel in China, Xiang'an Subsea Tunnel, whichResearch results would have certain reference significance to the following subsea tunnel.

Keywords： subsea tunnel lining water pressure model test limited drainage reduction

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Study on waterproof and drainage technology of drilling and blast subsea tunnel

Wang Xiuying,Tan Zhongsheng,Wang Mengshu

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 71-75

Abstract:

The waterproof and drainage principle for subsea tunnel is clarified.Based on Xiamen subsea tunnel, the suitable discharge is discussed.the main problems that must be paid attention to and questions that must be studied further during subseatunnel design and construction are put forward.The design method of waterproof and drainage system for subsea tunnel is a reference for other subsea

Keywords： subsea tunnel waterproof and drainage of structure discharge design

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Risk assessment on Bohai Bay subsea tunnel in its operational period

Wang Yonghong,Liu Bing,Zhang Yonggang

Strategic Study of CAE 2013, Volume 15, Issue 12, Pages 107-112

Abstract:

The operation of super-long subsea tunnel is a extremly complex systemThe procedure of risk assessment was explained in detail,and its application on Bohai Bay subsea tunnelFirstly, lots of different risk factors of the subsea tunnel operation were identified systematically, which involved water damage,tunnel lining crack, tunnel freezing,tunnel lining corrosion,tunnel earthquakeFinally,some topics about risk assessment on the subsea tunnel operational risk needed to the further

Keywords： subsea tunnel operational period risk analysis risk assessment

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Key tunneling technology and configuring big machines in Qingdao Jiaozhouwan subsea tunnel

Ma Dong,Tan Zhongsheng

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 45-52

Abstract:

Qingdao Jiaozhouwan tunnel is 7 800 m, and subsea tunnel is 3 950 m.Accessorial tunnel passing in or out the main traffic tunnel is founded at 2 000 m part from gate inSpace between the center lines of the 2 main traffic subsea tunnesl is 55 m.technology and configuring big machines of drilling and blast for constructing Qingdao Jiaozhouwan subseatunnel were discussed in this thesis.

Keywords： Jiaozhouwan subsea tunnel drilling & blast construct configuring big machines

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Study on the grouting technology adopted in F1 weathered trough for Xiamen Xiang’an Subsea Tunnel

Guo Xiaohong,Wang Mengshu

Strategic Study of CAE 2011, Volume 13, Issue 9, Pages 38-41

Abstract: weathered trough which has maximum water inflow and great difficulty in construction in Xiamen Xiang'an SubseaTunnel,full-sectional grouting reinforcement and waterproofing,5 m grouting inside heading, 70 m alonglongitudinal direction of tunnel and superfine cement single-fluid grouting as major grouting materialthat the grouting-effect meets the qualifications of design and construction of Xiamen Xiang'an SubseaTunnel.

Keywords： Ximen Xiang’an Subsea Tunnel grouting reinforcement stability numerical simulation

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Research on construction optimization of asymmetric double arch section in Jiaozhou Bay Subsea Tunnel

Wang Kai,Zhang Chengping,Wang Mengshu

Strategic Study of CAE 2012, Volume 14, Issue 1, Pages 90-97

Abstract:

Aiming at the asymmetric double-arch tunnel engineering that lies atJiaozhou Bay in Qingdao, the section located in the intersection between main tunnel and ramb tunnelcontrolled by using of the construction sequence that first middle drift and then right hole of ramb tunnel

Keywords： subsea tunnel asymmetric double arch tunnel construction scheme optimization construction sequence

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Study on key construction technologies of Xiamen Xiang’an subsea tunnel

Fu Hongxian,Liu Yongsheng,Guo Yanjing,Huang Mingqi

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 30-34

Abstract:

Xiamen Xiang'an subsea tunnel is the first subsea tunnel in ChinaDuring the tunnel construction, the deformation of tunnel support is great.Its subsea geological condition is granite.Drilling hole and blasting parameters trials are carried out

Keywords： Xiamen Xiang’an subsea tunnel excavation method working procedure controlling measure blasting

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The location choice and construction technology of shafts in Bohai Strait tunnel

Wang Yunlong,Tan Zhongsheng

Strategic Study of CAE 2013, Volume 15, Issue 12, Pages 85-89

Abstract:

Bohai Strait tunnel is an important part of the national railway networkBased on the whole tunnel scheme of Bohai Strait, the location choice and construction technology ofshafts in Bohai Strait subsea tunnel were researched in this paper.According to the construction technology analyses of shafts in mine, railway tunnel and road tunnel,amolding method of drilling and blasting was used to construct the Bohai Strait tunnel shaft; the main

Keywords： subsea tunnel shaft ventilation construction technology

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The security monitoring and controlled drainage of Xiamen Subsea Tunnel

Du Chaowei,Wang Mengshu,Tan Zhongsheng

Strategic Study of CAE 2011, Volume 13, Issue 3, Pages 86-91

Abstract: tunnel.In order to study the change laws of subsea tunnel wall rock pressure, water pressure on primary supportGrouting in advance and grouting back the primary support is necessary for subsea tunnel.The water inflow in soft rock section in Xiamen Subsea Tunnel should be less than 0.25 m³/The result of the paper were verified and applied in Xiamen Subsea Tunnel.

Keywords： Xiamen Subsea Tunnel controlled drainage construction monitoring water pressure water inflow

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Centrifuge experiments for shallow tunnels at active reverse fault intersection

Mehdi SABAGH, Abbas GHALANDARZADEH

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3, Pages 731-745 doi: 10.1007/s11709-020-0614-7

Abstract: Assessing the interaction of soil and tunnel at an intersection with an active fault during an earthquakecan be a beneficial guideline for tunnel design engineers.The ground surface deformations and strains, fault surface trace, fault scarp and the sinkhole causedby fault movement are observed here.functionality loss is not abrupt, and the tunnel will be able to tolerate some fault displacements.

Keywords： reverse fault rupture continuous tunnel geotechnical centrifuge ground surface deformations fragility

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The Zone and Numerical Simulation on the Tunnel Fire

Li Yuanzhou,Huo Ran,Yi Liang,Shi Congling,Zhou Yunji

Strategic Study of CAE 2004, Volume 6, Issue 2, Pages 67-72

Abstract: But great loss due to the tunnel fires happened in recent years shows that the tunnel fire safety isRealizing the characteristics of tunnel fires is very important for the tunnel fire protection.In this paper, given a tunnel, the smoke development in different situations was simulated using zoneThe harm of fire and smoke to people and tunnel lining at different position was also discussed.

Keywords： tunnel fire zone model field model smoke development

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Cohesive zone model-based analyses of localized leakage of segmentally lined tunnels

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4, Pages 503-521 doi: 10.1007/s11709-023-0927-4

Abstract: approach for simulating the localized leakage behavior of segmentally lined tunnels based on a cohesive zoneIt is first verified via a tunnel drainage experiment, which reveals its merits over the existing localholes on the leakage behavior, stratum seepage field, and leakage-induced mechanical response of the tunnel

Keywords： segmentally lined tunnel localized leakage cohesive element hydraulic behavior numerical modeling

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Three-dimensional finite difference analysis of shallow sprayed concrete tunnels crossing a reverse faultor a normal fault: A parametric study

Masoud RANJBARNIA, Milad ZAHERI, Daniel DIAS

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 4, Pages 998-1011 doi: 10.1007/s11709-020-0621-8

Abstract: In this paper, the effects of a reverse and a normal fault movement on a transversely crossing shallowshotcreted tunnel are investigated by 3D finite difference analysis.various parameters such as the sprayed concrete thickness, the geo-mechanical properties of soil, the tunneldepth, and the fault plane dip angle are studied on the displacements of the ground surface and thetunnel structure, and on the plastic strains of the soil mass around tunnel.

Keywords： urban tunnel sprayed concrete reverse fault normal fault finite difference analysis