Results 41 to 50 of about 6,384,714 (292)

Investigation of surface settlement of ground caused by cut-and-cover tunneling in Urmia Interchange

open access: yes, 2020
Earth's surface settlement is one of the most important tunnel drilling circumstances that has been studied by many international investigations to control its effects. This paper investigates the effect of cut-and-cover tunnel construction at the ground
Gharakhan, Chiya
core   +1 more source

Building Deformation Prediction Based on Ground Surface Settlements of Metro-Station Deep Excavation

open access: yesAdvances in Civil Engineering, 2018
Building deformations are not only closely related to the distance from the building to metro-station excavation but also related to the relative positions of the building and metro-station excavation.
Dapeng Li, Changhong Yan
doaj   +1 more source

Influence of reinforcement range on ground settlement of shallow-buried super-large-diameter shield tunneling in soft soils

open access: yesYantu gongcheng xuebao, 2021
The shield method is the main construction method for the excavation of underground tunnels in soft soil areas, but the impact of shallow-buried super-large-diameter shield tunneling in soft soils on ground settlement needs to be further studied.
HUANG Chang-fu 1, LONG Wen 2, SONG Qi-long 3, LI Dong 4, SU Dong 3, 5, CHEN Xiang-sheng 3, 5
doaj   +1 more source

Additional Stress of Soil and Surface Settlement during Tunnel Shield Construction

open access: yesBuildings, 2023
To study the influence of shield excavation on the surrounding soil, and to control the influence of the shield excavation of the subway tunnel on the surface settlement and the deformation of the surrounding buildings, it is necessary to study the ...
Ying Li   +4 more
doaj   +1 more source

Control Standard of Ground Surface Settlement Induced by Running Tunnel Construction in Beijing Subway

open access: yes, 2011
Ground settlement, especially the ground surface settlement induced by subway tunneling is an important issue. However, there is no an agreed standard for controlling ground surface settlement during the subway construction at present.
Cheng Ping Zhang   +3 more
core   +1 more source

Influence of shield tunnel construction on ground surface settlement under the condition of upper-soft and lower-hard composite strata [PDF]

open access: yes, 2020
Taking the shield tunnel project of Guangzhou Metro Line 8 from Tongdewei Station to Shangbu Station as the research background, using the research method of finite element simulation and site monitoring, this paper analyses the influence rules of shield
Helin Fu   +5 more
core   +1 more source

Efficiency investigation of mitigation effect of isolation piles on tunneling-induced ground settlements

open access: yesShenzhen Daxue xuebao. Ligong ban, 2022
In order to study the control efficiency of isolation pile on the settlement of the surface and deep soil, we analyze the implementation method of simulated isolation pile in Plaxis2d, and establish the finite element model of the tunnel and isolation ...
ZHENG Zhenji   +3 more
doaj   +1 more source

Study on the effect of excavation sequence of three-hole shield tunnel on surface settlement and segment deformation

open access: yesScientific Reports, 2023
In order to study the influence of excavation sequence of three-hole parallel shield tunnel on surface settlement and segment convergence, an improved “three-stage analysis method” was proposed to calculate the surface settlement of three-hole parallel ...
You Wang   +4 more
doaj   +1 more source

Field test and numerical simulation of ground settlement in super shallow buried station excavation supported by transverse pipe roof

open access: yesFrontiers in Earth Science, 2023
The pipe roof is an effective means to control the surface settlement during the construction of the super-shallow buried subway station. The transverse pipe roof method can not only reduce the construction work surface, but also improve the construction
Jun Wang   +4 more
doaj   +1 more source

Ground compaction due to vibrodriving of piles [PDF]

open access: yes, 1996
Civil engineering construction frequently requires the use of piles to carry structural loads to stronger ground strata or to control lateral ground movements. A variety of techniques are available to install piles into the ground. Of central interest to
Bement, R.A.P., Bement, R
core  

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