Results 21 to 30 of about 8,607,090 (295)

Study of Improved Grey BP (Back Propagation) Neural Network Combination Model for Predicting Deformation in Foundation Pits

open access: yesBuildings, 2023
Deep excavation engineering is a comprehensive discipline that involves multiple fields such as engineering geology, hydrogeology, and foundation engineering.
Xu Ouyang, Jianwei Nie, Xian Xiao
doaj   +1 more source

Safety management of deep excavation engineering in subway stations based on soil mechanics response simulation analysis [PDF]

open access: yesArchives of Civil Engineering
As the economy develops with the continuous acceleration of modern urban construction, the demand for subway construction has been increasing. When constructing subway stations, the safety management of deep foundation pit support engineering is ...
Deqiu Zhang, Jingyan Wang
doaj   +1 more source

Establishment and practice of land subsidence control and management system for deep foundation pit dewatering in Shanghai [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2020
At present, large-scale engineering construction activities, especially deep foundation pit dewatering, are important factors of land subsidence in Shanghai, which induces uneven land subsidence. To solve this problem, this paper puts forward a technical
X. Huang   +14 more
doaj   +1 more source

Narrow Space of Deep Foundation Pit Engineering Design Study [PDF]

open access: yesAdvances in Engineering Research, 2014
Combine with examples of successful projects, use of mature technology flexibly, analysis of narrow space of deep foundation pit engineering design, provide a reference for the design and construction of similar projects.
Jian-Nan LI, Lu-Chao LIU, Bao-Xue SHAN
openaire   +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

Lateral pressures on retaining wall of composite foundation in clayey soils

open access: yesYantu gongcheng xuebao, 2019
Due to the technological progress and good economic benefits, a large number of existing projects have adopted composite foundation. Because of the combined effects of piles and soils, the composite foundation can effectively reduce the deformation and ...
LI Lian-xiang 1, 2, HUANG Jia-jia 1, 2, JI Xiang-kai 1, 2
doaj   +1 more source

Numerical Simulation and Construction Control of Deep Foundation Pit Support Adjacent to Urban Rail Station

open access: yes南方能源建设, 2020
[Introduction] Urban rail is the most important part of the integrated transportation system, which requires an extremely high degree of deformation control.
GAN Zhanzi, ZHANG Yuming
doaj   +1 more source

Numerical Study on the Behavior of an Existing Tunnel during Excavating Adjacent Deep Foundation Pit

open access: yes, 2023
The excavation of a deep foundation pit adjacent to an existing tunnel may lead to the large deformation and induce damages in the tunnel structure.
Yongxing Zhang   +4 more
core   +1 more source

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   +1 more source

Environmental Impact Assessment of Deep Pit Project in floodplain near Yangtze [PDF]

open access: yesE3S Web of Conferences, 2019
The construction of deep pit has a great impact on the surrounding environment, which is mainly reflected in the subsidence of surrounding soil. Because of the particularity in geological and hydrogeological conditions of riverside floodplain area ...
Anyun Li   +5 more
doaj   +1 more source

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