influence of soil inherent anisotropy on behavior of

results for this questionFeedbackInfluence of soil inherent anisotropy on behavior of

Abstract This paper presents the results of an extensive series of direct shear tests covering a broad spectrum of bedding plane inclination angles with respect to the shearing plane to study the outcome of inherent anisotropy on the mechanical behavior of sand-steel interfaces.As a part of the research,it is shown that the peak friction and the maximum dilation angles of the tested results for this questionHow is the anisotropy factor related to matric potential?How is the anisotropy factor related to matric potential?The anisotropy factor as function of matric potential A(y) exhibits different behavior for different soil textures.For example,A(y)for sand shows complex behavior with a local maximum just before A(y) drops to a minimum where sand becomes isotropic (A(y) = 1) near y = 1.0 bar.Anisotropy factor of saturated and unsaturated soils results for this questionWhat is the difference between anisotropy and isotropy?What is the difference between anisotropy and isotropy?Soil Anisotropy Mechanisms and Hydrologic Consequences.Anisotropy,which is the opposite of isotropy, is a term used to denote preferential flow direction in soils and other geologic materials.If soil consisted of perfectly spherical grains,flow rates would be isotropic the same in all directions,other factors being equal.Soil Anisotropy Mechanisms and Hydrologic Consequences - Terra Cen

results for this questionWhat makes a soil have an anisotropy factor?What makes a soil have an anisotropy factor?[2] Many soils exhibit a certain degree of anisotropy due to stratification associated with soil forming processes such as sedimentation,illuviation,compaction,and particle ori- entation.Anisotropic soils are characterized by directional hydraulic conductivity (and other transport properties) that may vary with principal flow direction.Anisotropy factor of saturated and unsaturated soils(PDF) Effects of inherent fabric anisotropy and

Effects of inherent fabric anisotropy and intermediate principal stress on constitutive behavior of uncemented and cemented sands.Computers and Geotechnics,2016.Dr.Mojtaba Rahimi.Download PDF.Download Full PDF Package.This paper.A short summary of this paper.A Laboratory Study on the Influence of Anisotropy on the In recent years,the anisotropy of intermediate-strain behavior and shear strength,small-strain stiffness anisotropy has attracted attention.The main aim of this paper is to clarify the influence of inherent anisotropy on the compressibility characteristics and shear strength behavior of fine-grained soils.

Assessment of Inherent Anisotropy and Confining Pressure

Aug 14,2015·The influence of anisotropy is superlative in the unconfined state.The importance of anisotropy decreases with the increasing confining pressure.In this research,two new methods are introduced to determine the influence of confining pressure on inherent anisotropy of rocks.Author Amir Hassan Asl Faregh,Amir HamidiEstimated Reading Time 5 minsPublish Year 2020Soil Anisotropy Mechanisms and Hydrologic Consequences Jul 01,2013·Introduction Anisotropy,which is the opposite of isotropy, is a term used to denote preferential flow direction in soils and other geologic materials.If soil consisted of perfectly spherical grains,flow rates would be isotropic the same in all directions,other factors being equal.Soil doesnt consist of perfectly spherical grains,however.Its commonly understood that flow Author Kazem Fakharian,Farzad Kaviani HamedaniPublish Year 2020Formulation of cross-anisotropic failure criterion for soilsAbstract Inherently anisotropic soil fabric has a considerable influence on soil strength.To model this kind of inherent anisotropy,a three-dimensional anisotropic failure criterion was proposed,employing a scalar-valued anisotropic variable and a modified general three- dimensional isotropic failure criterion.

Author Kyohei Ueda,Susumu IaiPublish Year 2021Influence of Anisotropic Small Strain Stiffness on the

Sep 24,2012·Constitutive models based on the multilaminate framework naturally account for strain-induced anisotropy,but inherent anisotropy needs additional considerations.A recently introduced feature is the capability of the model to take into account anisotropic elasticity in the small strain range.Author Mohammed A.Al-NeamiPublish Year 2020(PDF) Effect of Inherent Anisotropy on Shear Strength Effect of Inherent Anisotropy on Shear Strength Following Crushing of Natural Aqaba Subgrade Sand.D.Al Dwairi.Related Papers.The Consequence of Particle Crushing in Engineering Properties of Granular Materials. Kupdf.net fundamentals of soil behavior jk mitchell amp k soga.Author Zhen Tang,Qiang Luo,Chengjun Feng,Siyu ZhuEstimated Reading Time 5 minsPublish Year 2021Discrete element modelling of the influence of inherent It was found that not only the principal direction of inherent anisotropy can significantly influence the strength and the deformation characteristics,but also the degree of inherent anisotropy.The peak shear strength first decreases as the bedding angle increases and

Cited by 1Publish Year 2020Author Zhidan Liu,Jingwu Zhang,Weiping Chen,Di WuAliyeh Afzali-Nejad - Google Scholar

2018.Experimental study of the behavior of sand-geosynthetic interfaces using simple shear apparatus.AL Aliyeh Afzali-Nejad.11th National Conference on Soil Mechanics and Engineering.,2019.2019.Experimental study on the influence of soil anisotropy on the behavior of sand-geotextile interfaces.SPT Afzali-Nejad A,Lashkari A.Cited by 26Publish Year 2006Author S.Assouline,S.Assouline,D.OrNoncoaxiality considering inherent anisotropy under Dec 29,2020·Furthermore,the simulated responses of inherently isotropic materials are compared with those of anisotropic materials to numerically investigate the influence of inherent anisotropy (ie,the anisotropic parameters) on soil behavior under such loading conditions.Cited by 2Publish Year 2019Author Kyohei Ueda,Keita Uratani,Susumu IaiInfluence of soil inherent anisotropy on behavior of Influence of soil inherent anisotropy on behavior of crushed sand-steel interfaces View 0 peer reviews of Influence of soil inherent anisotropy on behavior of crushed sand-steel interfaces on Publons Download Web of Science My Research Assistant Bring the power of the Web of Science to your mobile device,wherever inspiration strikes.

Cited by 2Publish Year 2019Author Kyohei Ueda,Keita Uratani,Susumu IaiNoncoaxiality considering inherent anisotropy under

The dependency of noncoaxiality on inherent anisotropy in the nonlinear (or plastic) domain is,of course,expected to be more complicated; this is because inherent anisotropy also exerts an influence on the failure surface of soils besides the initial elastic modulus (as described later inCited by 31Publish Year 2017Author Benyamin Farhadi,Ali LashkariInfluence of soil inherent anisotropy on behavior of Influence of soil inherent anisotropy on behavior of crushed sand-steel interfaces. a broad spectrum of bedding plane inclination angles with respect to the shearing plane to study the outcome of inherent anisotropy on the mechanical behavior of sand-steel interfaces.As a part of the research,it is shown that the peak friction and the Cited by 31Publish Year 2017Author Benyamin Farhadi,Ali LashkariPeople also askHow does anisotropy affect the mechanical behavior of granular materials?How does anisotropy affect the mechanical behavior of granular materials?In addition,the increase in b values aggravates the rotating and sliding of particles in the inherently anisotropic specimens and restrains the contraction of the granular and the increase of contact forces.As a result,the inherent anisotropy reduces the effects of stress-induced anisotropy on the mechanical behavior of granular materials.Investigating the Combined Effects of Inherent and Stress

Cited by 3Publish Year 2019Author Chia Zarei,Hossein Soltani-Jigheh,Kazem BadvInfluence of inherent anisotropy on the seismic behavior

Apr 01,2019·Casagrande and Carillo (1944) first proposed classifying soil anisotropy as either inherent (or fabric) anisotropy or stress-induced anisotropy.Stress-induced anisotropy occurs during non-elastic deformation,in response to applied stresses,because of changes in the spatial arrangement of granular material particles and voids (e.g.,Arthur et al.,1977 ,Oda et al.,1985 ).Cited by 5Publish Year 2018Author Aliyeh Afzali-Nejad,Ali Lashkari,Benyamin FarhadiInfluence of inherent anisotropy on the seismic behavior The inherent anisotropy also influenced liquefaction-induced ground settlement,with volumetric strain increasing along with the deposition angle.With respect to response acceleration,inherent anisotropys effects depended on the amount of excess pore pressure build-up (i.e.,degree of liquefaction).Cited by 5Publish Year 2018Author Xiaoqiang Gu,Weiyi Li,Jiangu Qian,Kai XuAnisotropy factor of saturated and unsaturated soilsvariations within a particular soil type.The anisotropy factor as function of matric potential A(y) exhibits different behavior for different soil textures.For example,A(y)for sand shows complex behavior with a local maximum just before A(y) drops to a minimum where sand becomes isotropic (A(y) = 1) near y = 1.0 bar.Experimentally determined

Discrete element modelling of the influence of inherent

However,the fabric anisotropy includes two aspects,the degree and the principle direction,and their contributions to the mechanical behaviour cannot be separated in the laboratory tests.In this study,granular soil specimens with different degrees and principle directions of inherent anisotropy were successfully produced.Effect of Inherent Anisotropy on the Behavior of Fine Study on shear strength and compressibility characteristics of soils considering anisotropy phenomenon is essential to the accurate design of structure foundations and stability analysis of earth structures.In this research,a series of triaxial and oedometer tests were used to study the mechanical behavior of a fine-grained cohesive soil considering the effect of inherent anisotropy on the Estimated Reading Time 9 minsRole of soil inherent anisotropy in peak friction and ·Experimental studies reported by Oda and Koishikawa (1979),Siddiquee et al.(2001),Azami et al.(2010),Li et al.(2010),and Qin et al.(2016) have confirmed that inherent anisotropy has a remarkable influence on the bearing capacity of shallow foundations resting on anisotropic sands and retaining walls with anisotropic backfills.The mechanical behavior of geosynthetic reinforced earth structures strongly depends on the mobilization of shear strength at the interfaces between the soil

Experimental investigation of the influence of bedding

Jul 18,2020·Anisotropy is a significant characteristic of soil behavior.The mechanical behavior of soil is controlled by two kinds of anisotropy (Casagrande and Carillo 1944 ).Inherent anisotropy is related to the arrangement of particles during deposition and consolidation processes,while induced anisotropy is caused by changes in the original structure of the soil caused by an external load.Impact of Inherent Anisotropy on the Shear Behavior of May 06,2020·Effects of soils inherent anisotropy on the interface behavior with smooth geomembranes have been also investigated using modified direct shear tests .However,the interface behavior of sand with textured geomembranes considering soils anisotropy effects is not clear and is the main objective of the present research.Influence of Anisotropy and Nonhomogeneity on Stability Soil anisotropy indicates that the behavior of soil shear strength changes in different directions.As shown in Figures 1(a) and 1(b),the cohesion strength c i is in the direction of the maximum principal stress,which is inclined at an angle of i with the vertical direction.The cohesion strength c i formulation follows the notations presented by Lo [] and Casagrande and Carillo [].

Influence of Inherent Anisotropy on the Soil Behavior in

·Inherent anisotropy significantly affects the soil behavior,so that the shear strength,pore water pressure,pattern of stress paths and compressibility change due to the anisotropy effect.Increasing the anisotropy angle from 0° to 72° decreased the shear strength and,thereafter,a slight increase was observed in the strength of samples with \({\alpha _\sigma }\) = 90°.Influence of Initial Anisotropy,Stress Path and Principal It is widely accepted that soil behavior is complicated taking into account soil anisotropy owing to the fact that this phenomenon arises from oriented soil fabric or structure forged in the deposition stage.In this study,a review of major findings of authors previous studies are presented with the main focus on soil anisotropy using extensive experimental results incuding Triaxial (TXT Influence of soil inherent anisotropy on behavior of Feb 01,2017·Thus,the influence of the bedding angle (inherent anisotropy) on the mechanical behavior of such interfaces is less than that of sand subjected to shear in the soil-soil direct shear tests.Another important observation is that for anisotropic medium and dense sand,the leaves of the rose diagrams corresponding to p - p and max - max are oriented towards 120° and 300°,

Investigating the Combined Effects of Inherent and Stress

Sep 17,2020·In addition,the increase in b values aggravates the rotating and sliding of particles in the inherently anisotropic specimens and restrains the contraction of the granular and the increase of contact forces.As a result,the inherent anisotropy reduces the effects of stress-induced anisotropy on the mechanical behavior of granular materials.1.Role of soil inherent anisotropy in peak friction and Abstract Using a modified direct shear apparatus,an extensive experimental investigation is conducted into the influence of the inherent anisotropy of sand on the mobilization of the peak and critical state friction angles as well as the maximum dilation angle of the interfaces between an inherently anisotropic crushed sand and two woven geotextiles,one nonwoven geotextile,and one geomembrane.Some results are removed in response to a notice of local law requirement.For more information,please see here.12345Next

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