Results 1 to 10 of about 6,411 (162)

Stability analysis of unsaturated soil slope considering softening and non-softening approach [PDF]

open access: yesE3S Web of Conferences, 2023
In conventional geotechnical engineering practice, peak shear strength parameters are widely used in the design of geo-structures constructed with or within unsaturated soils.
Yang Xiuhan, Vanapalli Sai
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

Experimental study of the particle agglomeration on its mechanical properties of collapsible loess

open access: yesFrontiers in Earth Science, 2022
Loess, distributed all over the world, exhibits the behavior that is related to their formation history, mineralogy, and microstructure, which can cause serious geotechnical engineering problems.
Meng Zhao   +7 more
doaj   +1 more source

Detection of former goaf and analysis of deformation characteristics of overburden in Dameidong coal mine

open access: yesFrontiers in Earth Science, 2023
In order to analyze the deformation of the old goaf in Dameidong Coal Mine and its influence on the surrounding rock and soil layer, it provides guidance for the prevention and control of geological disasters in the region.
Zhan-Xi Wei   +9 more
doaj   +1 more source

Transient electromagnetic detection and numerical simulation analysis of the deformation characteristics of an old goaf in an alpine coal mine area

open access: yesFrontiers in Earth Science, 2023
In this paper, Qinghai alpine mining area is taken as the research object to explore the deformation characteristics of overlying strata in alpine mining area, so as to prevent geological disasters caused by over-exploitation in alpine mining area.
Zhan-Xi Wei   +8 more
doaj   +1 more source

The performance of laterally loaded piles in layered sandy soils under variable degree of saturation [PDF]

open access: yesE3S Web of Conferences, 2023
This paper investigates the capacity of a single laterally loaded pile in single- and multi-layered sandy soils under dry, unsaturated and saturated conditions for a wide range of void ratios.
Hasan Ahmed, Hummadi Rizgar, Azeez Omed
doaj   +1 more source

Bounding surface constitutive model for unsaturated soils considering microscopic pore structure and bonding effect [PDF]

open access: yesE3S Web of Conferences, 2020
This article presents a bounding surface model for unsaturated soils by using skeleton stress and bonding variable based on microcosmic pore structure as constitutive variables.
Han Bowen   +4 more
doaj   +1 more source

A numerical technique for modeling the behavior of single piles in unsaturated soils [PDF]

open access: yesMATEC Web of Conferences, 2021
Pile foundations are widely used in both saturated and unsaturated soils. In certain scenarios, these foundations are subjected to combined vertical and lateral loads.
Cheng Xinting, Vanapalli Sai K.
doaj   +1 more source

State-of-the-Art Review of Utilization of Microbial-Induced Calcite Precipitation for Improving Moisture-Dependent Properties of Unsaturated Soils

open access: yesApplied Sciences, 2023
Unsaturated soil is a form of natural soil whose pores are filled by air and water. Different from saturated soil, the microstructure of unsaturated soil consists of three phases, namely, the solid phase (soil particle), vapor phase, and liquid phase ...
Jue Li   +3 more
doaj   +1 more source

Landslide Displacement Prediction With Gated Recurrent Unit and Spatial-Temporal Correlation

open access: yesFrontiers in Earth Science, 2022
Landslides are geohazards of major concern that can cause casualties and property damage. Short-term landslide displacement prediction is one of the most critical and challenging tasks in landslide deformation analysis, and is beneficial for future ...
Wenli Ma   +16 more
doaj   +1 more source

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