Results 11 to 20 of about 4,990,102 (295)

Comprehensive experimental study on prevention of land subsidence caused by dewatering in deep foundation pit with hanging waterproof curtain [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2015
Land subsidence caused by dewatering of deep foundations pit has currently become the focus of prevention and control of land subsidence in Shanghai. Because of the reliance on deep foundation dewatering pit projects, two comprehensive test sites were
T. L. Yang   +14 more
doaj   +3 more sources

Numerical Simulation And Monitoring Analysis Of Deep Foundation Pit In Shijiazhuang Area [PDF]

open access: yesE3S Web of Conferences, 2021
The foundation pit engineering is a work with large amount of use and high difficulty coefficient. It is necessary to ensure the deformation of soil in the control range and the safety of the whole structure of the foundation pit.
Yu Zhang, Li Yu, Weichao Liu
doaj   +2 more sources

Displacement Monitoring during the Excavation and Support of Deep Foundation Pit in Complex Environment

open access: yesAdvances in Civil Engineering, 2021
Taking a super large deep foundation pit project as an example, the horizontal displacement of crown beam and driveway, surface settlement, axial force of anchor cable, and underground water level in the construction process of the foundation pit are ...
Zhouqiang Li
doaj   +2 more sources

Research and Application of Anti-floating Schemes of Deep Foundation Pit of Subway for Underwater Excavation and underwater concrete sealing [PDF]

open access: yesE3S Web of Conferences, 2020
To implement deep foundation pit of subway construction with underground continuous wall adopting underwater excavation and waterproofing concrete bottom sealing curtain, the depth of bottom concrete must first meet the anti-floating requirements of the ...
Luo Sheng
doaj   +2 more sources

Effects of Pit-Bottom-Soil Reinforcement on the Deformation of Subway Deep Foundation Pits Based on an Improved Model

open access: yesAdvances in Materials Science and Engineering, 2022
Reinforcement of pit bottom soil has been utilized in subway deep foundation-pit engineering in soft-soil areas. This study proposes an improved foundation-pit excavation model to better investigate the effect of soil reinforcement at the bottom of a pit
Yan Wang, Fei Zhang
doaj   +2 more sources

Safety Resilience Evaluation of Deep Foundation Pit Construction Based on Extension Cloud Model

open access: yesBuildings
Deep foundation pit construction faces significant safety challenges—including frequent accidents and severe disaster consequences—due to inherent complexity and uncertainty.
Xiaojian Guo   +3 more
doaj   +2 more sources

The Application of Foundation Pit Monitoring Technology to the Excavation

open access: yesMATEC Web of Conferences, 2015
The foundation pit monitoring plays an important role in the foundation pit supporting projects especially in those deep foundation pit projects. Through the whole monitoring of the foundation pit construction from the excavation to the backfill, we can ...
Qiu Jin, Li Fei
doaj   +2 more sources

Interaction Analysis of the Synchronous Excavations of Deep Foundation Pit and Adjacent Underground Channel

open access: yesBuildings
Based on FLAC3D finite element analysis and field measurements, this paper studies the synchronous excavation of the deep foundation pit and the adjacent underground channel in the 17th section of the Beijing Metro Line 10 Phase II project.
Hai Zhong   +4 more
doaj   +2 more sources

Analysis of Lateral Displacement Law of Deep Foundation Pit Support in Soft Soil Based on Improved MSD Method

open access: yesAdvances in Civil Engineering, 2021
Foundation pit envelope and foundation pit excavation solution design is a multidisciplinary problem that could be linked to a series of safety issues in the geotechnical engineering of an actual construction project.
Gang Lei, Xiaonan Gong
doaj   +2 more sources

Numerical Analysis of the Influence of Deep Foundation Pit Construction on Adjacent Subway Stations in Soft Soil Areas

open access: yesAdvances 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
doaj   +2 more sources

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