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Field Test of Excess Pore Water Pressure at Pile–Soil Interface Caused by PHC Pipe Pile Penetration Based on Silicon Piezoresistive Sensor [PDF]

open access: yesSensors, 2020
Prestressed high-strength concrete (PHC) pipe pile with the static press-in method has been widely used in recent years. The generation and dissipation of excess pore water pressure at the pile–soil interface during pile jacking have an important ...
Yonghong Wang   +4 more
doaj   +5 more sources

Excess pore water pressure generation in fine granular materials under undrained cyclic triaxial loading

open access: yesInternational Journal of Geo-Engineering, 2023
Understanding the mechanism of excess pore water pressure generation in subgrades is essential for not only designing but also further maintenance purposes.
Tan Manh Do   +3 more
doaj   +3 more sources

Excess pore water pressure behavior of saturated soft clay under cyclic confining pressure with different frequencies

open access: yesFrontiers in Earth Science, 2023
The excess pore water pressure is main factor affecting the dynamic response of saturated soft clay under traffic loads. Recognize that, cyclic triaxial tests with and without cyclic confining pressure were carried out to study the development of excess ...
Juehao Huang   +6 more
doaj   +1 more source

Dynamic pore water pressure in saturated soil due to turbine engine’s vibration [PDF]

open access: yesE3S Web of Conferences, 2023
The turbine engine that is operating will generate vibrations that are transmitted by the foundation into the soil layer. This causes the pore water pressure in the soil to increase, which causes the shear strength of the soil to decrease and can reduce ...
Prihatiningsih Aniek   +2 more
doaj   +1 more source

Grain Configuration Effect on Pore Water Pressure in Debris Flow

open access: yesFrontiers in Earth Science, 2021
The generation and development of excess pore water pressure directly affects the grain interaction in debris flow, which can significantly reduce the friction strength and promote the movement of debris flow.
Taiqiang Yang   +7 more
doaj   +1 more source

Dissipation characteristics of excess pore-water pressure around tunnels in viscoelastic foundation using a fractional-derivative model

open access: yesYantu gongcheng xuebao, 2020
The dissipation characteristics of the excess pore-water pressure around tunnels in viscoelastic foundation are investigated by using a fractional-derivative model.
HUANG Ming-hua 1, 2, HU Ke-xin 1, 2, ZHAO Ming-hua 1, 2
doaj   +1 more source

Seismic Behavior Analysis of the Bank Slope Considering the Effect of Earthquake-Induced Excess Pore Water Pressure

open access: yesFrontiers in Earth Science, 2021
Soil slopes, located near rivers or the sea, often get damaged dramatically under seismic action due to the high groundwater level. To determine the failure mechanism, this study proposed an analytical method for a composite critical slip surface of a ...
Shuai Huang   +5 more
doaj   +1 more source

Numerical Analysis of an Upstream Tailings Dam Subjected to Pond Filling Rates

open access: yesApplied Sciences, 2021
One of the challenges in upstream tailings dam projects is to ensure the allowable rate of deposition of tailings in the pond (i.e., pond filling rate) while maintaining the stability of the dam.
Tan Manh Do   +3 more
doaj   +1 more source

Analysis of Non-Darcy Flow in Aquitard at Bottom of Foundation Pit Under Fluctuation of Confined Water

open access: yesShanghai Jiaotong Daxue xuebao, 2020
In order to better explain the phenomenon of foundation pit inrush caused by confined water, the Hansbo non-Darcy seepage theory was introduced into the Terzaghi one-dimensional saturated soil consolidation equation.
YING Hongwei   +3 more
doaj   +1 more source

Acceleration of Debris Flow Due to Granular Effect

open access: yesFrontiers in Earth Science, 2021
Pore water pressure has been recognized as an important factor to enhance the mobility of debris flow moving in channel of very gentle slope. The creation and dissipation of pore water pressure are associated with interaction between grains.
Taiqiang Yang   +11 more
doaj   +1 more source

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