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Influence of site conditions on seismic design parameters for foundations as determined via nonlinear site response analysis

Muhammad Tariq A. CHAUDHARY

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 275-303 doi: 10.1007/s11709-021-0685-0

Abstract: geotechnical parameters required for the design of foundations include mass density ( ), damping ratio ( ), shearwave velocity ( ), and soil shear modulus ( ).In this study, the effect of variations in soil properties, such as plasticity index ( ), effective stressIt was also found that variations in soil properties influenced seismic design parameters in soil typeD more significantly than in soil type C.

Keywords： site effects     1D seismic site response analysis     sensitivity analysis     foundations     shear wave velocity     soilshear modulus    

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Demonstration of the Principle of Interaction between Plastic Volume Strain and Shear for Rock and Soil

Wang Jingtao

Strategic Study of CAE 2006, Volume 8, Issue 9,   Pages 24-29

Abstract:

The paper proposed a principle of interaction between plastic volume strains of and shear for rockand soil.Especially, the manners of the interaction between plastic volume strain and shear strain, the directeffect of plastic volume strain on the resistance to shear, the conditions of generating contractionstress path is a comprehensive performance form of the interaction between the plastic volume strain and shear

Keywords： principle of interaction between plastic volume strain and shear strain for rock and soil     constitutiverelation of rock and soil     pressure-sensitivity     dilatancy    

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Nonlinear elastic model for compacted clay concrete interface

R. R. SHAKIR, Jungao ZHU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2,   Pages 187-194 doi: 10.1007/s11709-009-0033-2

Abstract: A number of simple shear tests were conducted on CCCI to demonstrate different failure mechanisms; i.eThe clay soil used in the test was collected from the “Shuang Jang Kou” earth rockfill dam project.Mathematical relations were proposed between the shear at failure and water content in addition to theThe verification shows that the proposed model is capable of predicting the interface shear stress versusthe total shear displacement very well.

Keywords： interface modeling     friction     soil structure interface     soil structure interaction     simple shear test    

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Behavior of compacted clay-concrete interface

R. R .SHAKIR, Jungao ZHU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1,   Pages 85-92 doi: 10.1007/s11709-009-0013-6

Abstract: interface between compacted clay and concrete were conducted systematically using interface simple shearstress-shear displacement relationship of clay-concrete interface.The following were concluded in this study: 1) the interface shear sliding dominates the interface shearfailure occurs in the body of the clay sample; 2) the results of interface shear strength obtained bydirect shear test were different from that of simple shear test for the case of rough concrete surface

Keywords： soil structure interaction     simple shear test     interface     friction     compacted clay     interface modeling    

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Empirical models and design codes in prediction of modulus of elasticity of concrete

Behnam VAKHSHOURI, Shami NEJADI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 38-48 doi: 10.1007/s11709-018-0479-1

Abstract: Modulus of Elasticity (MOE) is a key parameter in reinforced concrete design.

Keywords： modulus of elasticity     normal strength normal weight concrete     empirical models     design codes     compressive    

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The Principle of Interaction Between Plastic Volumetric and Shear Strains for Unsaturated Soils

Wang Jingtao

Strategic Study of CAE 2007, Volume 9, Issue 11,   Pages 11-15

Abstract: text-align: justify;">In this paper,  the principle of interaction between plastic volumetric and shearstrains for rock and soil has been extended to the field of unsaturated soils.volumetric strain and pore air pressure-plastic volumetric strain appear in the unsaturated state of a soilbesides the interaction between plastic volumetric and shear strains.

Keywords： the principle of interaction between plastic volumetric and shear strains     unsaturated soil     matric suction    

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Elastic modulus and thermal stress in coating during heat cycling with different substrate shapes

Daniel GAONA,Alfredo VALAREZO

Frontiers of Mechanical Engineering 2015, Volume 10, Issue 3,   Pages 294-300 doi: 10.1007/s11465-015-0351-0

Abstract:

The elastic modulus of a deposit (Ed) can be obtained by monitoring the temperature

Keywords： in-plane     Young’s modulus     curvature temperature     thermal stress     coating    

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An improved design method to predict the E-modulus and strength of FRP composites at different temperatures

Mohammed FARUQI, Gobishanker RAJASKANTHAN, Breanna BAILEY, Francisco AGUINIGA

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 12,   Pages 1653-1653 doi: 10.1007/s11709-019-0578-7

Abstract: However, the E-modulus and strength of such members at high service temperatures is still unknown.Modulus and strength of FRP at high service temperatures are highly required parameters for full designThus, this paper proposes design methods for calculating the E-modulus and strength of FRP members atIt was found that the proposed design methods conservatively estimate the E-modulus and strength of FRP

Keywords： concrete     fiber reinforced polymer     E-modulus     strength     temperatures    

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Modeling of shear walls using finite shear connector elements based on continuum plasticity

Ulf Arne GIRHAMMAR, Per Johan GUSTAFSSON, Bo KÄLLSNER

Frontiers of Structural and Civil Engineering 2017, Volume 11, Issue 2,   Pages 143-157 doi: 10.1007/s11709-016-0377-3

Abstract: behavior of the sheathing-to-framing joints has a significant impact on the structural performance of shearThis paper is focused on the finite element modeling of shear walls.The purpose is to present a new shear connector element based on the theory of continuum plasticity.derived based on the elastic-plastic stiffness tensor including the elastic stiffness tensor, the plastic modulusLoad-displacement curves for shear walls are calculated using the shear connector model and they are

Keywords： shear walls     wall diaphragms     finite element modelling     plastic shear connector     analytical modelling     experimental    

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Nonlinear numerical simulation of punching shear behavior of reinforced concrete flat slabs with shear-heads

Dan V. BOMPA, Ahmed Y. ELGHAZOULI

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 331-356 doi: 10.1007/s11709-019-0596-5

Abstract: paper examines the structural response of reinforced concrete flat slabs, provided with fully-embedded shear-headsassessments enable the identification of three modes of failure as a function of the interaction between the shear-headPractical recommendations are also provided for the design of shear-heads in RC slabs, including theshown to offer a more reliable design approach in comparison with existing methods for all types of shear-heads

Keywords： non-linear numerical modelling     concrete damage plasticity     RC flat slabs     shear-heads     punching shear    

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Behaviour of self-centring shear walls——A state of the art review

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 53-77 doi: 10.1007/s11709-022-0850-0

Abstract: post-tensioning (PT) in structural walls has led to the development of advanced self-centring (rocking) shearextensive research since the 1980s, there are no well-established design guidelines available on the shearsliding, confinement, seismic performance factors, PT loss, PT force range and residual drifts of shearThe established database was then used to review shear walls’ configurations, material, and componentsThe behaviour of concrete, masonry and timber shear walls were compared and critically analysed.

Keywords： self-centring shear walls     rocking walls     energy dissipation     seismic performance factors     PT loss     residual    

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Prediction of the shear wave velocity

Amoroso SARA

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 83-92 doi: 10.1007/s11709-013-0234-6

Abstract: The paper examines the correlations to obtain rough estimates of the shear wave velocity from non-seismicpredictions of from the parameters (material index), (horizontal stress index), (constrained modulus

Keywords： horizontal stress index     shear wave velocity     flat dilatometer test     cone penetration test    

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On braced trapezoidal corrugated steel shear panels: An experimental and numerical study

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 396-410 doi: 10.1007/s11709-023-0934-5

Abstract: system consisting of a combination of braces and steel infill panels called the braced corrugated steel shearSubsequently, a relationship was established to estimate the buckling shear strength of the system withoutThe results obtained from the parametric study indicate that the corrugated steel shear panel (CSSP)

Keywords： trapezoidal corrugated plate     steel shear panel     braced steel shear panel     experimental study     buckling    

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Experimental study on shear behavior of reinforced concrete beams with web horizontal reinforcement

Dong XU,Yu ZHAO,Chao LIU

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 325-336 doi: 10.1007/s11709-014-0080-1

Abstract: In determining the shear capacity of reinforced concrete beams, current codes do not provide any calculationThe primary design variables are the shear-span-depth ratio, different reinforcement ratio of stirrupsIt was found that web horizontal reinforcement can increase the shear capacity of the beams and restrainTest results are very valuable, as very few references of shear tests can be found focusing on the effectof web horizontal reinforcement on the shear capacity of the beams.

Keywords： reinforced concrete beam     shear strength     web horizontal reinforcement     experiments    

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Prediction of falling weight deflectometer parameters using hybrid model of genetic algorithm and adaptive neuro-fuzzy inference system

Frontiers of Structural and Civil Engineering   Pages 812-826 doi: 10.1007/s11709-023-0940-7

Abstract: used in civil engineering to measure and evaluate the physical properties of pavements, such as the modulusof the subgrade reaction (Y1) and the elastic modulus of the slab (Y2), which are crucial for assessing

Keywords： falling weight deflectometer     modulus of subgrade reaction     elastic modulus     metaheuristic algorithms    

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Title Author Date Type Operation

Influence of site conditions on seismic design parameters for foundations as determined via nonlinear site response analysis

Muhammad Tariq A. CHAUDHARY

Journal Article

Demonstration of the Principle of Interaction between Plastic Volume Strain and Shear for Rock and Soil

Wang Jingtao

Journal Article

Nonlinear elastic model for compacted clay concrete interface

R. R. SHAKIR, Jungao ZHU

Journal Article

Behavior of compacted clay-concrete interface

R. R .SHAKIR, Jungao ZHU

Journal Article

Empirical models and design codes in prediction of modulus of elasticity of concrete

Behnam VAKHSHOURI, Shami NEJADI

Journal Article

The Principle of Interaction Between Plastic Volumetric and Shear Strains for Unsaturated Soils

Wang Jingtao

Journal Article

Elastic modulus and thermal stress in coating during heat cycling with different substrate shapes

Daniel GAONA,Alfredo VALAREZO

Journal Article

An improved design method to predict the E-modulus and strength of FRP composites at different temperatures

Mohammed FARUQI, Gobishanker RAJASKANTHAN, Breanna BAILEY, Francisco AGUINIGA

Journal Article

Modeling of shear walls using finite shear connector elements based on continuum plasticity

Ulf Arne GIRHAMMAR, Per Johan GUSTAFSSON, Bo KÄLLSNER

Journal Article

Nonlinear numerical simulation of punching shear behavior of reinforced concrete flat slabs with shear-heads

Dan V. BOMPA, Ahmed Y. ELGHAZOULI

Journal Article

Behaviour of self-centring shear walls——A state of the art review

Journal Article

Prediction of the shear wave velocity

Amoroso SARA

Journal Article

On braced trapezoidal corrugated steel shear panels: An experimental and numerical study

Journal Article

Experimental study on shear behavior of reinforced concrete beams with web horizontal reinforcement

Dong XU,Yu ZHAO,Chao LIU

Journal Article

Prediction of falling weight deflectometer parameters using hybrid model of genetic algorithm and adaptive neuro-fuzzy inference system

Journal Article