Results 1 to 10 of about 4,422,693 (293)

Study on time effect of residual pressure and bearing characteristics of jacked pile in saturated silt foundation [PDF]

open access: yesScientific Reports, 2022
The history of stress in soil mass and pile surface roughness significantly impacts the time effect of residual pressure at the pile end and bearing characteristics of the jacked pile.
Yong-Zhi Jiu   +4 more
doaj   +3 more sources

Application of Miniature FBG-MEMS Pressure Sensor in Penetration Process of Jacked Pile [PDF]

open access: yesMicromachines, 2020
In order to study the penetration mechanism of jacked piles in viscous soil foundation, the stress variation law of the pile–soil interface was obtained by installing silicon piezoresistive earth pressure and pore water pressure sensors, and fiber Bragg ...
Xueying Liu, Yonghong Wang, Mingyi Zhang
doaj   +3 more sources

Model Test of Jacked Pile Penetration Process Considering Influence of Pile Diameter [PDF]

open access: yesFrontiers in Physics, 2021
In order to investigate the influence of different diameters on pile end resistance, pile side resistance, pile axial force and pile force transmission law of jacked pile penetration, two pairs of embedded sensitized microfiber grating sensors were ...
Yonghong Wang   +7 more
doaj   +3 more sources

Measuring horizontal stresses during jacked pile installation [PDF]

open access: yesProceedings of the Institution of Civil Engineers - Geotechnical Engineering, 2015
Jacking is an installation technique for displacement piles which is commonly used onshore in urban environments owing to its low noise and vibration.
,   +4 more
core   +5 more sources

Test and Study of Pipe Pile Penetration in Cohesive Soil Using FBG Sensing Technology [PDF]

open access: yesSensors, 2020
In order to examine the applicability of Fiber Bragg Grating (FBG) sensing technology in the static penetration of pipe piles, static penetration tests in clay were conducted using double-wall open and closed model pipe piles.
Yonghong Wang   +4 more
doaj   +2 more sources

A Model Test for the Influence of Lateral Pressure on Vertical Bearing Characteristics in Pile Jacking Process Based on Optical Sensors [PDF]

open access: yesSensors, 2020
Photoelectric integrated testing technology was used to study precast piles during pile jacking at the pile−soil interface considering the influence of the earth and pore water pressures on its vertical bearing performance.
Yonghong Wang   +4 more
doaj   +2 more sources

In situ mortality experiments with juvenile sea bass (Dicentrarchus labrax) in relation to impulsive sound levels caused by pile driving of windmill foundations. [PDF]

open access: yesPLoS One, 2014
Impact assessments of offshore wind farm installations and operations on the marine fauna are performed in many countries. Yet, only limited quantitative data on the physiological impact of impulsive sounds on (juvenile) fishes during pile driving of ...
Debusschere E   +9 more
europepmc   +5 more sources

Preliminary Report on the Effect of Pre-Boring on the Mobilized Friction Capacity of Pile Foundation Hydraulically Jacked into Expansive Soil [PDF]

open access: yesCivil Engineering Dimension, 2015
Pre-drilling was performed to reduce lateral earth pressure generated by pile foundation hydraulically jacked into expansive soil. Nineteen prestressed-precast spun concrete pile with diameter of 800 mm were penetrated into expansive soil up the depth of
Budi G.S.
doaj   +4 more sources

Centrifuge modeling of jacked pile in clay

open access: yes工程科学学报, 2018
Notable contributions to our improved understanding of jacked pile behavior in sand have been achieved through instrumented model pile tests in laboratory test chambers, at elevated g-levels in the centrifuge, and in the field.
LI Yu-nong   +2 more
doaj   +2 more sources

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