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Design and construction of scour protection for deep-water group pile foundation structures of two pylons

He Ping,Guan Yijun,Zhang Xiongwen,Zhang Qun,Zhou Jianhua

Strategic Study of CAE 2009, Volume 11, Issue 3,   Pages 44-50

Abstract:

Starting from structural description of deep-water group pile foundation

Keywords： Sutong Bridge     deep-water group piles     scour protection     design and construction    

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Environmental process of the deep-water lakes and approach to the protection of water resources on the

Wan Guojiang

Strategic Study of CAE 2009, Volume 11, Issue 5,   Pages 60-71

Abstract: Difference on bio-geochemical process of the sediment-water interface exists among lakes so that protectionapproaches to water resources vary. a.Controlling Fe-Mn release and reducing their flux into the lake, selecting good-quality water districtParoxysmal deterioration of water quality in Lake Baihua appeared in autumn, 1994 in Guizhou.The water quality was expected to recover in times with the balancing of oxygen in waters, input of water

Keywords： regional environment     deep-water lakes     environmental process     radioactive trace     environmental bio-geochemistry    

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Design and construction of Sutong Bridge deep-water main pylon foundations

Ren Huixing,Ouyang Xiaoyong,He Maosheng,Yang Hong,Sun Keqiang

Strategic Study of CAE 2009, Volume 11, Issue 3,   Pages 38-43

Abstract: foundations and some practical measures to deal with certain unfavorable construction conditions, such as deepwater, tidal effect, soft stratum and heavy traffic, during the construction of main-pylon foundations

Keywords： Sutong Bridge     group-pile foundation     steel cofferdam     scour protection    

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Deep-Water Oil and Gas Exploration in Northern South China Sea: Progress and Outlook

Mi Lijun , Zhou Shouwei , Xie Yuhong , Zhang Gongcheng , Yang Haizhang

Strategic Study of CAE 2022, Volume 24, Issue 3,   Pages 58-65 doi: 10.15302/J-SSCAE-2022.03.007

Abstract: It also discusses the new challenges and coping strategies for oil and gas exploration in deep-water, buried hills, and lithologic traps—in the deep-water area of the northern South China Sea.Our research shows that the detachment of the continental margin in the deep-water area of northern Southhydrocarbon accumulation modes were established: accumulation mode of large axial canyon channel in the deep-waterarea of the Qiongdongnan Basin, late natural gas accumulation mode of deep-water fan in the deep-water

Keywords： northern South China Sea     deep water     oil and gas exploration     northern South China Sea     deep water     oil and gas exploration     deep water natural gas    

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Centrifuge model test on dynamic behavior of group-pile foundation with inclined piles and its numerical

ZHANG Feng, OKAWA Katsunori, KIMURA Makoto

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 3,   Pages 233-241 doi: 10.1007/s11709-008-0033-7

Abstract: In this paper, dynamic behavior of a group-pile foundation with inclined piles in loose sand has beenalso simulated with elastoplastic dynamic finite element method, in which, not only sectional force of piles, stress of ground, but also deformation of piles are calculated using a three-dimensional elastoplasticDifferent types of piles, vertical pile or inclined pile, are considered in order to verify the differentcharacteristics of a group pile foundation with inclined piles.

Keywords： centrifuge     Different     three-dimensional elastoplastic     calculation     inclined    

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Model test of the group piles foundation of a high-speed railway bridge in mined-out area

Xin LIANG,Qian-gong CHENG,Jiu-jiang WU,Jian-ming CHEN

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 4,   Pages 488-498 doi: 10.1007/s11709-016-0338-x

Abstract: By taking the pile group of Guanshandi bridge foundation in Hefei-Fuzhou high-speed railway as the prototypeMeanwhile, three types of data including the bearing behavior of piles, and the settlement law, and soilamong piles are investigated.There is a maximum critical value for the uneven settlement of pile group in goaf, and when the valueIn addition, the formula for calculating bearing capacity and settlement of pile group in goaf based

Keywords： high-speed railway     mined-out areas     goaf     group piles foundation     physical model test     bearing capacity     settlement    

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Development Path of Offshore Drilling Equipment in China

Liu Jian

Strategic Study of CAE 2020, Volume 22, Issue 6,   Pages 40-48 doi: 10.15302/J-SSCAE-2020.06.006

Abstract: However, as far as deep-water drilling equipment is concerned, there still exists a big gap between Chinaand the international advanced level, which inevitably hinders the deep-water oilfield development indrilling machine, deep-water drilling machine, and new-type marine drilling machine; it then summarizesSubsequently, it studies the key technologies for realizing the localization of the deep-water drillingefforts on making breakthroughs in the design, materials, technology, inspection, and sea test of the deep-water

Keywords： offshore drilling rig     deep-water drilling rig     development of equipment     test     sea test    

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Influence of axial load on the lateral pile groups response in cohesionless and cohesive soil

Jasim M. ABBASA,Zamri CHIK,Mohd Raihan TAHA

Frontiers of Structural and Civil Engineering 2015, Volume 9, Issue 2,   Pages 176-193 doi: 10.1007/s11709-015-0289-7

Abstract: The lateral response of single and group of piles under simultaneous vertical and lateral loads has beenThe improved plots can be used for lateral loaded pile design and to produce the group action designThe effect of load combination on the lateral pile group response was performed on three pile group configurationsgroup relative to that for the single pile in case of pure lateral load.piles capacities.

Keywords： piles     pile group     spacing     configuration     combined load    

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Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cementmixing piles

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 638-656 doi: 10.1007/s11709-022-0825-1

Abstract: This paper presents a reliability-based settlement analysis of T-shaped deep cement mixing (TDM) pile-supportedThe reliability results for the embankments supported by TDM piles, with various shapes, are comparedand discussed together with the results for conventional deep cement mixing pile-supported embankmentsThis study shows that large TDM piles, particularly those with a shape factor of greater than 3, can

Keywords： T-shaped deep cement mixing piles     piled embankments     settlement     reliability analysis     soil uncertainties    

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Efficient Identification of water conveyance tunnels siltation based on ensemble deep learning

Xinbin WU; Junjie LI; Linlin WANG

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 564-575 doi: 10.1007/s11709-022-0829-x

Abstract: The inspection of water conveyance tunnels plays an important role in water diversion projects.Siltation is an essential factor threatening the safety of water conveyance tunnels.This paper introduces the idea of ensemble deep learning.

Keywords： water conveyance tunnels     siltation images     remotely operated vehicles     deep learning     ensemble learning    

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Probabilistic analysis of secant piles with random geometric imperfections

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 3,   Pages 682-695 doi: 10.1007/s11709-021-0703-2

Abstract: The failure to achieve minimum design overlap between secant piles compromises the ability of a structureto perform as designed, resulting in water leakage or even ground collapse.An ultrasonic cross-hole test was performed during the construction of secant piles in a launching shaftinfluence of different design parameters on the probability density functions of the overlap of secant piles

Keywords： secant piles     ultrasonic cross-hole testing     probabilistic analysis     reliability-based design     random    

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A hybrid Wavelet-CNN-LSTM deep learning model for short-term urban water demand forecasting

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 2, doi: 10.1007/s11783-023-1622-3

Abstract:

● A novel deep learning framework for short-term water demand forecasting

Keywords： Short-term water demand forecasting     Long-short term memory neural network     Convolutional Neural Network    

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Displacement and force analyses of piles in the pile-caisson composite structure under eccentric inclined

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0957-y

Abstract: This study aims to investigate the displacement and force behavior of piles in a pile-caisson compositeinfluence of the groundwater level on the stability of the caisson was much greater than that of the piles

Keywords： composite structure     piles     foundation     suspension bridge     1g model test     finite-element analysis    

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Numerical evaluation of group-pile foundation subjected to cyclic horizontal load

Youngji JIN, Xiaohua BAO, Yoshimitsu KONDO, Feng ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 196-207 doi: 10.1007/s11709-010-0021-6

Abstract: In this paper, three-dimensional (3D) finite element analyses of a real-scale group-pile foundation subjectedIn the simulations, nonlinear behaviors of ground and piles are described by subloading model and theIn order to consider the influence of an effective stress path on the prediction of the group-pile foundation, the analyses are conducted within the framework of the soil-water coupling method with finite-differencetherefore, it is quite confident to say that the method can be used to predict the mechanical behaviors of group-pile

Keywords： group-pile foundation     real-scale cyclic loading test     three-dimensional finite element method (3D-FEM)     soil-water coupling analysis     undisturbed and remolded specimens    

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Title Author Date Type Operation

Design and construction of scour protection for deep-water group pile foundation structures of two pylons

He Ping,Guan Yijun,Zhang Xiongwen,Zhang Qun,Zhou Jianhua

Journal Article

Environmental process of the deep-water lakes and approach to the protection of water resources on the

Wan Guojiang

Journal Article

Management innovation and construction integration technology in Brazil’s superlarge deep-water offshore

Journal Article

Design and construction of Sutong Bridge deep-water main pylon foundations

Ren Huixing,Ouyang Xiaoyong,He Maosheng,Yang Hong,Sun Keqiang

Journal Article

Deep-Water Oil and Gas Exploration in Northern South China Sea: Progress and Outlook

Mi Lijun , Zhou Shouwei , Xie Yuhong , Zhang Gongcheng , Yang Haizhang

Journal Article

Centrifuge model test on dynamic behavior of group-pile foundation with inclined piles and its numerical

ZHANG Feng, OKAWA Katsunori, KIMURA Makoto

Journal Article

Model test of the group piles foundation of a high-speed railway bridge in mined-out area

Xin LIANG,Qian-gong CHENG,Jiu-jiang WU,Jian-ming CHEN

Journal Article

Development Path of Offshore Drilling Equipment in China

Liu Jian

Journal Article

Influence of axial load on the lateral pile groups response in cohesionless and cohesive soil

Jasim M. ABBASA,Zamri CHIK,Mohd Raihan TAHA

Journal Article

Reliability-based settlement analysis of embankments over soft soils reinforced with T-shaped deep cementmixing piles

Chana PHUTTHANANON; Pornkasem JONGPRADIST; Daniel DIAS; Xiangfeng GUO; Pitthaya JAMSAWANG; Julien BAROTH

Journal Article

Efficient Identification of water conveyance tunnels siltation based on ensemble deep learning

Xinbin WU; Junjie LI; Linlin WANG

Journal Article

Probabilistic analysis of secant piles with random geometric imperfections

Journal Article

A hybrid Wavelet-CNN-LSTM deep learning model for short-term urban water demand forecasting

Journal Article

Displacement and force analyses of piles in the pile-caisson composite structure under eccentric inclined

Journal Article

Numerical evaluation of group-pile foundation subjected to cyclic horizontal load

Youngji JIN, Xiaohua BAO, Yoshimitsu KONDO, Feng ZHANG,

Journal Article