Results 1 to 10 of about 1,969,766 (248)

Case Study on the Deformation Coupling Effect of a Deep Foundation Pit Group in a Coastal Soft Soil Area

open access: yesApplied Sciences (Switzerland), 2022
Simultaneous construction of adjacent projects may lead to emergencies in a foundation pit group, which significantly affects the deformation and safety of foundation pits. In this study, the deformation characteristics of a deep foundation pit group and
Jifei Cui, Fayun Liang
exaly   +3 more sources

Research on Monitoring Information Management of Deep Foundation Pit Engineering Based on BIM Technology [PDF]

open access: yesE3S Web of Conferences, 2022
With the rapid development of construction industry, there are more and more deep and large foundation pit projects with complex architectural environment and geological conditions.
Wang Peng, Li Yan, Wang Na
doaj   +1 more source

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   +1 more source

Numerical Simulation of Seepage and Deformation in Excavation of a Deep Foundation Pit under Water-Rich Fractured Intrusive Rock

open access: yesGeofluids, 2021
Water is one of the major risk sources in the excavation of deep-large foundation pits in a water-rich area. The presence of intrusive broken diorite porphyrite in the stratum aggravates the risk level of deep foundation pits.
Changfeng Yuan   +6 more
doaj   +1 more source

Centrifuge Model Investigation of Interaction between Successively Constructed Foundation Pits

open access: yesApplied 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
doaj   +1 more source

Deformation Stability Response of Adjacent Subway Tunnels considering Excavation and Support of Foundation Pit

open access: yesLithosphere, 2022
Since the safety and stability of the original tunnel structure are easily affected by the adjacent foundation pit excavation, it is strongly necessary to study the deformation evolution of tunnels during the adjacent foundation pit excavation.
Baohua Liu   +4 more
doaj   +1 more source

Monitoring and numerical simulation analysis of a pit-in-pit excavation of the first branch line of Lanzhou Metro

open access: yesApplied Rheology, 2023
Based on the pit excavation project in a station of Lanzhou Metro, the horizontal displacement of bored piles, the ground settlement around the foundation pit, and the supporting axial force in the foundation pit were tested on site.
Tao Hui, Ye Shuaihua, Zhang Shicheng
doaj   +1 more source

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   +1 more source

Model tests on influences of excavation of foundation pits on bending moment and deformation of pile foundation of adjacent buildings

open access: yesYantu 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
doaj   +1 more source

Research on Damage Repair and Reinforcement of Deep Foundation Pit Support Structure Based on Fractal Dimension Theory

open access: yesChemical Engineering Transactions, 2017
Foundation pit engineering refers to the excavation in the ground below the underground space and its supporting support system. The foundation pit support is used to ensure the excavation of the foundation pit, the smooth construction of the foundation ...
Jun Li, Feng Jin, Yongzheng Ma
doaj   +1 more source

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