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Study on ground settlement of large diameter slurry shield construction in water-rich sandy gravel stratum

Zhao Baohua,Hu Xibo,Zhang Bing,Li Wenjun

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 94-97

Abstract:

Beijing underground diameter project is located in the water-rich sandygravel formation, which is through many structures .Through the analysis of actual monitoring results

Keywords： water-rich sandy gravel     large diameter     slurry shield     settlement law    

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Tools repairing and welding techniques with high pressure of slurry shield under deep water-rich sandygravel stratum

Cheng Mingliang,He Feng,Lv Chuantian

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 46-50

Abstract: project, the changing cutter and welding techniques with high pressure of slurry shield under deep water-richsandy gravel stratum were summarized.

Keywords： slurry shield     sandy gravel stratum     water-rich layer     tools repair with high pressure     welding    

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Research and application of construction slurry of shield tunnel under water-rich sandy gravel stratum

Deng Hengyi,Xu Xueying,Chen Mingjuan

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 79-82

Abstract: Beijing railway station to Beijing railway west station, the optimum slurry ratio in the condition of sandygravel was proposed through the proportional tests, which improved the forming quality and velocity

Keywords： slurry shield     sandy gravel stratum     proportion of slurry    

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Synchronous grouting of large diameter slurry shield in water-rich sandy gravel stratum

Zhang Changqiang,Zhai Zhiguo,Chen Mingjuan,Jin Zhongxiang

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 75-78

Abstract: the technical data which based on shield tunneling, comprehensively considering the information of water-richsandy gravel stratum, such as the tunneling parameter of the slurry shield machine, slurry parameterparameters of synchronized grouting technologies is determined while the slurry shield is tunneling in sandygravel stratum.

Keywords： sandy gravel stratum     slurry shield     synchronous grouting     construction technology    

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Research on shallow tunneling construction method of large section tunnel under the water-rich sandygravel stratum

Tang Guorong,Liu Zhaowei,Li Jianhua

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 98-102

Abstract: geological stability, complex engineering environment and the higher control requirements of subsidence in water-richsandy gravel stratum of Beijing,which controlled the deformation of engineering structure,surrounding

Keywords： sandy gravel stratum     large section     CRD method     hole pile     tunnel construction    

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Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian,Zhai Zhiguo,Su Qinggui

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 59-64

Abstract: Oslash;12.04 m, some key technologies of shield launching were summarized in the urban areas and the water-rich

Keywords： urban     water-rich sandy gravel     big diameter     slurry shield     launching    

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The economic impact analysis of process parameters change of large section slurry shield in urban water-richsandy gravel stratums

Wang Ying

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 108-112

Abstract:

Taking the underground diameter shield construction of Beijing railway for example, the choosing principles of process parameters in different engineering geo-conditions and changing boundary conditions were introduced. The cost difference and change were analyzed according to the analysis of construction efficiency and machine material consuming when the process parameters were adjusted.[

Keywords： shield construction     process parameter     cost analysis    

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Investigation of the seismic behavior of grouted sandy gravel foundations using shaking table tests

Tiancheng WANG; Yu LIANG; Xiaoyong ZHANG; Zhihuan RUAN; Guoxiong MEI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 9,   Pages 1196-1211 doi: 10.1007/s11709-022-0865-6

Abstract: Sandy gravel foundations exhibit non-linear dynamic behavior when subjected to strong ground motions,Grouting methods can be used to improve the seismic performance of natural sandy gravel foundations.The strength and stiffness of grouted sandy gravel foundations are different from those of natural foundationsFew studies have investigated the seismic behavior of sandy gravel foundations before and after groutingThis demonstrated that different grouting reinforcement strategies are required for different sandy gravel

Keywords： sandy gravel foundation     grouting-treated reinforcement     shaking table test     seismic behavior    

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Design new ideas and engineering practice of high-pressure water-rich fault “outside block and inside

Zhang Minqing,Zhang Mei

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 26-34

Abstract: It is rich in high-pressure water, with the biggest single whole water inflow of 1 800 m3/h and waterTo overcome F11 fault early, the construction technology of "grouting to make solid, using waterThe common design for high-pressure water-rich fault is thicker reinforced ring and stronger reinforcedquantity and pressures is uneven, then finds out weak water area and strong water area through advancedwater area, following the principle of "blocking cracks to reduce water quantity, strengthening

Keywords： high-pressure water-rich fault     unevenness     blocking water and strengthen by grouting     outside block    

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Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 41-45

Abstract:

This paper gives a summary on application technology of slurry and waterseparation in condition of sandy-gravels layers in city's busiest street on base of underground

Keywords： slurry tunnel machine     separation of slurry and water     filter-press    

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Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Frontiers in Energy 2022, Volume 16, Issue 5,   Pages 747-773 doi: 10.1007/s11708-022-0830-z

Abstract: the low-temperature and high-pressure environment, although requiring the cooperation of flow rate, waterthe significant research efforts specializing in the mechanisms of hydrate blockages in the liquid-richsystem, including oil-based, water-based, and partially dispersed systems (PD systems), in gatheringIn addition, it summarized the influences of fluid flow and water content on the risk of hydrate blockageIncreasing water content can potentiate the growth of hydrates and change the oil-water dispersion degree

Keywords： hydrate     flow rate     water content     mechanism of pipeline blockage     rich liquid phase system    

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Research review of the cement sand and gravel (CSG) dam

Xin CAI, Yingli WU, Xingwen GUO, Yu MING

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 19-24 doi: 10.1007/s11709-012-0145-y

Abstract: The cement sand and gravel (CSG) dam is a new style of dam that owes the advantages both of the concrete

Keywords： cement sand and gravel (CSG) dam     cement sand and gravel (CSG) material     research review    

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The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 13-19

Abstract:

Filling solution cavity of high pressure and rich water have the characteristicsfeatures of abundant water, high pressure,large scale and complicated filling medium.Once the grouting blind area is breakdown by high pressure water during the process of construction,It will generate large-scale water and mud outburst which cause a disaster.and depressurization technology is advanced to father filling solution cavity of high pressure and rich

Keywords： filling solution cavity of high pressure and rich water     the energesis and depressurization technology    

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Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 81-87

Abstract: technology+cross-located right next door after disassembly type excavation technology in shallow-buried richwater soft soil stratum tunnel excavation process.

Keywords： shallow buried； rich water soft soil； tunnel； pipe； reinforcement； cross-located right next door after    

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Driving mechanisms of desertification process in the Horqin Sandy Land-a case study in Zhalute Banner

TANG Haiping, CHEN Yufu, LI Xinyu

Frontiers of Environmental Science & Engineering 2008, Volume 2, Issue 4,   Pages 487-493 doi: 10.1007/s11783-008-0061-5

Abstract: inter-annual variations of temperature and precipitation; TM remote sensing data was extracted to obtain the sandyBetween 1988 and 1997, the sandy land area increased by 12.5%, nearly 2.4 times in the farming section
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Title Author Date Type Operation

Study on ground settlement of large diameter slurry shield construction in water-rich sandy gravel stratum

Zhao Baohua,Hu Xibo,Zhang Bing,Li Wenjun

Journal Article

Tools repairing and welding techniques with high pressure of slurry shield under deep water-rich sandygravel stratum

Cheng Mingliang,He Feng,Lv Chuantian

Journal Article

Research and application of construction slurry of shield tunnel under water-rich sandy gravel stratum

Deng Hengyi,Xu Xueying,Chen Mingjuan

Journal Article

Synchronous grouting of large diameter slurry shield in water-rich sandy gravel stratum

Zhang Changqiang,Zhai Zhiguo,Chen Mingjuan,Jin Zhongxiang

Journal Article

Research on shallow tunneling construction method of large section tunnel under the water-rich sandygravel stratum

Tang Guorong,Liu Zhaowei,Li Jianhua

Journal Article

Shield launching technology in the project of Beijing railway underground diameter project

Lv Chuantian,Zhai Zhiguo,Su Qinggui

Journal Article

The economic impact analysis of process parameters change of large section slurry shield in urban water-richsandy gravel stratums

Wang Ying

Journal Article

Investigation of the seismic behavior of grouted sandy gravel foundations using shaking table tests

Tiancheng WANG; Yu LIANG; Xiaoyong ZHANG; Zhihuan RUAN; Guoxiong MEI

Journal Article

Design new ideas and engineering practice of high-pressure water-rich fault “outside block and inside

Zhang Minqing,Zhang Mei

Journal Article

Research and application on separation technology of slurry and water under sandy-gravel stratum

Wang Guangyu,Sun Shanhui,Su Qinggui

Journal Article

Mechanism and control factors of hydrate plugging in multiphase liquid-rich pipeline flow systems: a

Shuwei ZHANG, Liyan SHANG, Zhen PAN, Li ZHOU, You GUO

Journal Article

Research review of the cement sand and gravel (CSG) dam

Xin CAI, Yingli WU, Xingwen GUO, Yu MING

Journal Article

The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Journal Article

Key construction technology of shallow-buried large span highway tunnel through rich water soft soil

Zhao Licai

Journal Article

Driving mechanisms of desertification process in the Horqin Sandy Land-a case study in Zhalute Banner

TANG Haiping, CHEN Yufu, LI Xinyu

Journal Article