Results 11 to 20 of about 32,663 (290)

Application of ‘Estimation Procedures’ in Unsaturated Soil Mechanics

open access: yesGeosciences, 2020
The application of unsaturated soil mechanics in routine geotechnical engineering applications requires the determination of unsaturated soil properties.
Delwyn G. Fredlund, Murray D. Fredlund
doaj   +3 more sources

Role of unsaturated soil mechanics in geotechnical engineering

open access: yesInternational Journal of Geo-Engineering, 2019
The understanding of unsaturated soil mechanics principles is of interest to a wide spectrum of geotechnical problems associated with soils above water table and compacted soils.
Harianto Rahardjo   +2 more
doaj   +3 more sources

Impact of Suction on the Near Surface Lateral Soil Response using Centrifuge Modeling [PDF]

open access: yesE3S Web of Conferences, 2023
Recent studies have shown that unsaturated soils lead to greater lateral pile capacity. This study aims to experimentally assess how suction stress affects the lateral response of piles in unsaturated cohesionless soil.
Komolafe Oladayo, Ghayoomi Majid
doaj   +1 more source

A Unified Two Independent Stress Variable Approach to Moisture-Change-Induced Unsaturated Soil Volume Change [PDF]

open access: yesE3S Web of Conferences, 2023
In 1968, Matyas and Radhakrishna introduced the concept of the state surface, demonstrating that unsaturated soil volume change is dependent on two independent stress state variables, net total stress and suction.
Houston Sandra, Zhang Xiong
doaj   +1 more source

Identifying true shrinkage limit of clay by updating experiments in Chinese standard GB/T 50123—2019

open access: yesYantu gongcheng xuebao, 2022
The methods to determine the true shrinkage limit of clay are proposed by updating both the testing procedure and the data processing of the shrinkage limit and shrinkage test methods in the Chinese standard for geotechnical testing method (GB/T 50123 ...
ZHOU Bao-chun , SHAN Li-xia , LANG Meng-ting , LI Ying
doaj   +1 more source

Sensitivity analysis of flexoelectric materials surrogate model based on the isogeometric finite element method

open access: yesFrontiers in Physics, 2022
In this paper proposes a sensitivity analysis method based on a Polynomial Chaos Expansion (PCE) surrogate model for flexoelectric materials. The non-uniform rational B-splines (NURBS) basis functions to discretize the fourth-order partial differential ...
Haozhi Li   +16 more
doaj   +1 more source

Swelling pressure evolution and water distribution characteristics of bentonite during wetting process

open access: yesYantu gongcheng xuebao, 2023
The compacted bentonite is widely used as the sealing barrier material, and its swelling pressure is regarded as an important design index. A device based on vapor equilibrium technique is designed for measuring the swelling pressure of expansive soils ...
LIANG Weiyun 1, 2, WEI Changfu 2, ZHANG Qin 2, QIN Liuyang 2, WEN Songsong 2, YAN Rongtao 2
doaj   +1 more source

Effect of the optimum and residual moisture content on the strength characteristics of unsaturated sands [PDF]

open access: yesE3S Web of Conferences, 2023
Soil exists mainly in unsaturated conditions. Therefore, accurate prediction of the soil shear strength for unsaturated conditions also becomes equally important for the geotechnical design of earth structures.
Ahmad Waqar   +2 more
doaj   +1 more source

The Duncan-Chang statistical damage correction model of unsaturated soil considering matric suction

open access: yesShuiwen dizhi gongcheng dizhi, 2022
In order to reflect the whole deformation process of unsaturated foundation soil, the consolidated drained triaxial compression test is carried out on the unsaturated soil of a foundation project.
Weijia TAN   +3 more
doaj   +1 more source

Transient unsaturated shaft resistance of a single pile during water flow [PDF]

open access: yesMATEC Web of Conferences, 2021
The pile foundations’ design is commonly based on the soil’s initial in situ condition during field investigations or the assumption of its saturated condition.
Santos Daniel Batista   +2 more
doaj   +1 more source

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