Results 11 to 20 of about 2,023 (265)
Geofluids, 2021 Considering the unique conditions of deep and large subway foundation pit excavation affected by heavy rainfall in soil-rock composite strata, this paper employs finite element numerical simulation methods to study foundation pit instability under the ...
Yan Wang +4 more
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Yantu gongcheng xuebao, 2021 Model tests are carried out based on an example of the excavation of an underground foundation pit on Shangfu-Fubei Road in Tianshui City.The horizontal displacement and bending moment of the pile groups during the excavation of the foundation pit are ...
RAN Qi-ren , WANG Xu , WANG Bo-lin , JIANG Dai-jun , ZHANG Yan-jie , LI Jian-dong
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Numerical Analysis of Deep Foundation Pit Excavation Process
IOP Conference Series: Earth and Environmental Science, 2021 Abstract Based on the background of a subway project to be built in a certain city, finite element analysis software Abaqus 6.1.4 was used to simulate and analyze the displacement changes of deep foundation pit excavation, underground diaphragm wall, steel support and other supporting structures.
Xiaoyi Jiang +4 more
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Buildings, 2023 The excavation of a foundation pit will break the original stress balance and affect the surface settlement of the natural foundation of adjacent buildings, so deformation control is very important.
Jiachao Dong +3 more
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Numerical Study of Dig Sequence Effects during Large-Scale Excavation
Applied Sciences, 2023 The appropriate excavation sequence can improve the overall stability of a foundation pit. In this study, eight schemes were created using FLAC3D to examine the impact of the excavation sequence on a foundation pit by analyzing a deep foundation pit in ...
Danli Li +4 more
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Analysis of Excavating Foundation Pit to Nearby Bridge Foundation
Procedia Earth and Planetary Science, 2012 AbstractDue to the development of the traffic network, more and more excavations of foundation pits nearby highway are brought through. It is a very important question that how to control the influence of the excavation to highway bridge foundation. A practical engineering was studied here.
Yu, Xiaolin, Jia, Buyu
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Advances in Civil Engineering, 2022 Deep foundation pit construction adjacent to a subway station in a soft soil area was numerically simulated with Midas GTS NX calculation software. The influence of the deep foundation pit construction on the deformation and stress of the subway station ...
Tao Yang +5 more
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Centrifuge Model Investigation of Interaction between Successively Constructed Foundation Pits
Applied Sciences, 2022 A series of centrifuge model tests were conducted to study the interaction between successively constructed adjacent foundation pits. The stress, deformation, and earth pressure on retaining structures and the settlement of the soil between the two ...
Shangrong Chen, Jifei Cui, Fayun Liang
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Energies, 2022 Foundation pit excavation is common in urban construction, while safety evaluation is always significant in every specified project. The soil material properties, groundwater level, excavation method, supporting structure, monitoring points’ arrangement,
Ji Chen +5 more
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Interactions of Foundation Pit on the Underlying Adjacent Existing Underground Structures
Geofluids, 2022 The influence of foundation pit excavation on deformation and stability of the supporting structure of underlying adjacent existing tunnel is a comprehensive geotechnical engineering problem, including unloading effect of foundation pit excavation and ...
Wanzhong Xu +3 more
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