... of critical state model parameters of a decomposed granite soil type in Hong Kong, including the correlations among these parameters and the engineering implications of such material variability. The parameters were determined through calibrating the NorSand model against a database of stress path...

...Kaifeng Zeng; Zhen-Yu Yin; Huabei Liu; Yin-Fu Jin The effect of particle breakage associated with the mechanical behaviour of coral sand has been widely investigated, but not under a three-dimensional stress state with different stress paths and loading directions. In this study, a series of true...

..., and unique for a given state, independent of the stress path history. Lines representing the loci of normally consolidated states and critical states were drawn in terms of mean pore size against mean effective stress, but, unlike in CSSM, for the stress range investigated, the lines seem not to be parallel...

... stress path structure of soils vegetation General Research Fund 16207521 N_HKUST/603/22 Hong Kong Research Grants Council ITC-SKLCRCC26EG01 Royal Society IEC\NSFC\223020 The first and third authors acknowledge the financial support provided by the General Research Fund...

... liquefaction analysis scheme, derived from simplified unidirectional stress paths in simple shear or triaxial tests, is insufficient to reflect complex stress orbits induced by wind, wave and earthquake in which all the stress components probably vary with time. granular materials laboratory tests...

...Quanyang Dong; Jun Yang This paper presents a specifically designed experimental study aimed at exploring the role of fines in altering the behaviour of sand under a constant shear drained (CSD) stress path. The novelty of this study includes that the interplay of several key factors (fines shape...

... the unique geometrical formulation, the effective stress path pertaining to the cylindrical cavity problem can be very conveniently directly determined, and is found to consist of simple, piecewise straight lines in the deviatoric stress plane with the orientations dependent of the relative magnitude...

..., the excessive tilting can be reduced by the use of a pile raft. 15 02 2022 07 10 2022 © 2022 Emerald Publishing Limited 2022 clays energy geotechnics stress path thermal effects An energy pile is a green technology for space cooling and heating, integrating the structural role...

... shearing are presented. Tests were undertaken following the constant shear drained (CSD) stress path, which simulates stress conditions under a rising phreatic surface. The test programme was complemented by undrained TSHC tests to provide further insight regarding the behaviour of the sand when sheared...

... of a material point graphically into the elastic and plastic components in the deviatoric strain plane. It allows the effective stress path in the deviatoric plane to be readily determined by solving a first-order differential equation with the Lode angle being the single variable. The desired limiting cavity...

...-thickness localisation band. 3 t = t i = t o 4 σ = f σ i + 1 − f σ o 03 04 2020 12 11 2020 © 2021 Thomas Telford Ltd 2021 constitutive relations plasticity strain stress path Strain localisation is a common...

...Naman Kantesaria; Ajanta Sachan This experimental study describes the elastic and yielding response of compacted high-plasticity clay in conjunction with deformation characteristics at relatively larger strains for different stress paths and stress states. K₀ consolidated...

... by the same factor, the function of the Lode angle θ , maintains the same plastic volumetric strain rate and correspondingly pore water pressure rate and undrained stress paths, while balancing the relative magnitude of shear strain amplitude in triaxial compression and extension, thereby allowing...

... specimens previously published by the authors and their research team are used to investigate the shear strength–compressibility interrelation for reconstituted clays. The effects of the initial void ratio and the consolidation stress path on both the consolidated undrained shear strength–consolidation...

... during wetting. collapsed settlement compaction expansive soils fabric/structure of soils partial saturation stress path This study unfolds in two steps, as follows. Fig. 2. Pore size distribution of all compacted specimens: (a) w = 11·7%; (b) w = 13·1%; (c...

... testing to allow for the application of equations (1) , (2) and (13) compressibility laboratory tests rocks/rock mechanics sands standards & codes of practice stress path The study of rock compressibility is of major importance to applications where external stress and pore...

... experimental study on the undrained response of a silt soil under different patterns of principal stress rotation, including the 90° jump of principal stress and the continuous rotation of principal stress. Particular attention has been focused on the influence of the cyclic stress path and the influence...

... © 2018 Thomas Telford Ltd 2018 anisotropy constitutive relations plasticity pore pressures stress path theoretical analysis 3 α ˙ i j = Λ ⋅ tr ∂ F ∂ σ ′ m n sign ∂ F ∂ p ′ v λ − κ c p...

...A. Mandolini; A. Diambra; E. Ibraim The strength anisotropy of fibre-reinforced sands in the multiaxial stress space has been investigated using a hollow cylinder torsional apparatus. Probing stress paths under constant cell pressure have been performed on both unreinforced and reinforced sand...

... contact theory is applied to define A_F and the expanded expression for the failure criterion is 01 02 2017 14 02 2018 © 2018 Thomas Telford Ltd 2018 discrete-element modelling particle crushing/crushability sands shear strength stress path When sand...