Results 11 to 20 of about 19,690 (165)

Numerical study on bearing capacity of a pile group next to a slope in unsaturated soils [PDF]

open access: yesE3S Web of Conferences, 2020
The bearing capacity of a pile group mostly depends on parameters of the soil shear strength affected by the soil-water characteristics, especially in unsaturated soils.
Pourfatollah Amirreza   +2 more
doaj   +1 more source

Analytical solutions for 1D consolidation of unsaturated soils with mixed nonhomogeneous boundary conditions

open access: yesRock and Soil Mechanics, 2021
The consolidation of unsaturated soil is of great significance to road engineering, soft foundation soil improvement, etc. Based on the one-dimensional consolidation theory of unsaturated soil proposed by Fredlund and Hasan, the governing equations for ...
LING Dao-sheng   +4 more
doaj   +1 more source

Active Soil Pressure of Unsaturated Soil under Rainfall Conditions

open access: yesAdvances in Civil Engineering, 2022
To study the change in unsaturated active earth pressure under rainfall conditions, based on the thin layer element method and shear strength formula of unsaturated soil, Iverson analysis was used to improve the traditional Coulomb earth pressure theory,
Qizhi Hu, Yugang Li
doaj   +1 more source

Isotopic evidence for soil water sources and reciprocal movement in a semi-arid degraded wetland: Implications for wetland restoration

open access: yesFundamental Research, 2023
Understanding water dynamics is a prerequisite for the restoration of degraded ecosystems in arid and semiarid regions. In this study, we carried out δD and δ18O analyses of precipitation, unsaturated soil water, overland flow, surface runoff, and ...
Yuanchun Zou   +4 more
doaj   +1 more source

The influence of soft clay saturation characteristics on unconfined compressive strength in Guangdong-Hong Kong-Macao Greater Bay Area [PDF]

open access: yesE3S Web of Conferences, 2021
In order to study the influence of saturated characteristics of soft clay on unconfined compressive strength, the soft clay of Guangdong-Hong Kong-Macao Bay Area is taken as the research object, comparing and contrasting on unconfined compression test of
Guan DaShu   +6 more
doaj   +1 more source

Benchmark of constitutive models for unsaturated soils [PDF]

open access: yesGéotechnique, 2011
The paper presents a collaborative piece of research undertaken by seven research teams from different universities within the ‘Mechanics of Unsaturated Soils for Engineering' (MUSE) network. The objective is to benchmark different approaches to constitutive modelling of mechanical and water retention behaviour of unsaturated soils by comparing ...
d'Onza, Francesca   +11 more
openaire   +4 more sources

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   +1 more source

Fractional Calculus-Based Statistical Damage Model of Unsaturated Soil under the Coupling Effect of Moistening and Stress Fields

open access: yesApplied Sciences, 2023
Unsaturated soil exhibits extremely complex engineering mechanical properties under the coupling effect of moistening and stress fields. Firstly, the effective stress principle and limit equilibrium conditions of unsaturated soil under the coupling ...
Hua Zhang, Peng Wang
doaj   +1 more source

A structural bounding surface constitutive model for unsaturated soils and its verification

open access: yesYantu gongcheng xuebao, 2022
Most soils have both unsaturated and structural properties. The establishment of a constitutive model of unsaturated soils considering the structure is of great significance for analyzing the mechanical properties of unsaturated soils.
WANG Chun-ying 1, 2, 3, CAI Guo-qing 1, 2, HAN Bo-wen 1, 2, SU Yan-lin 1, 2, LI Meng-zi 1, 2, LI Jian 1, 2
doaj   +1 more source

A Numerical Model to Study the Response of Piles under Lateral Loading in Unsaturated Soils

open access: yesGeosciences, 2021
The interaction between a laterally loaded pile and the surrounding soil is typically limited to the shallower soil layer. Often, this zone is above the water table and therefore the interaction takes place under unsaturated conditions.
Leonardo Maria Lalicata   +3 more
doaj   +1 more source

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