Soil dynamics : select proceedings of 7th ICRAGEE 2020 / / T. G. Sitharam, S. V. Dinesh, Ravi Jakka, editors

• Pubblicazione: Singapore : , : Springer, , [2021]; ©2021
• Descrizione fisica: 1 online resource (421 pages)
• Disciplina: 624.15136
• Soggetto topico: Soil dynamics
• Persona (resp. second.): JakkaRavi; DineshS. V.; SitharamT. G. <1961->
• Nota di bibliografia: Includes bibliographical references.
• Nota di contenuto: Intro -- Preface -- Acknowledgements -- Contents -- About the Editors -- Dynamic Soil Properties of Enzymatic Cement-Stabilised Clay -- 1 Introduction -- 2 Experimental Program -- 2.1 Cyclic Triaxial Testing Details -- 3 Results and Discussion -- 3.1 Effect on Shear Modulus -- 3.2 Effect on Damping Ratio -- 3.3 Effect on Pore Pressure Ratio -- 4 Stabilising Mechanism of Enzymatic Cement-Soil -- 5 Conclusions -- References -- Effect of Fines Content on Dynamic Properties of Sand Using Bender Element -- 1 Introduction -- 2 Testing of Specimens -- 3 Sample Preparation and Tests -- 4 Results and Discussion -- 5 Effect of Fines Content on Shear Wave Velocity (Vs) and Small Strain Shear Modulus (Gmax) -- 6 Effect of Confining Pressure and Relative Density on Vs and Gmax -- 7 Correlation of Vs and Gmax with Void Ratio -- 8 Effect of Confining Pressure on Parameter a and N -- 9 Validation of Results -- 10 Conclusion -- References -- Dynamic Pore Pressure Responses of Sand-Rubber Tire Shred Mixtures from Cyclic Simple Shear and Cyclic Triaxial Tests -- 1 Introduction -- 2 Materials and Test Methodology -- 2.1 Materials -- 3 Test Methodology and Program -- 4 Results and Discussion -- 5 Conclusions -- References -- Calibration Exercise of Fixed-Free Resonant Column Apparatus -- 1 Introduction -- 2 Basic Features of Resonant Column Apparatus -- 3 Calibration Exercise and Validation -- 4 Conclusion -- References -- Investigation of Dynamic Response of Rubber Tire Chips for Geotechnical Applications -- 1 Introduction -- 2 Materials, Experimental Program, and Methodology -- 2.1 Material Used -- 2.2 Experimental Program and Methodology -- 3 Results and Discussion -- 3.1 Dynamic Properties -- 4 Conclusions -- References -- Implications of On-Sample LVDTs in Cyclic Triaxial Test to Measure Small-Strain Shear Modulus -- 1 Introduction. ; 2 Experimental Investigation -- 3 Results and Discussions -- 3.1 Results Based on Resonant Column Tests -- 3.2 Results Based on On-Sample LVDTs -- 3.3 Results Based on Bender Element Tests -- 3.4 Combined Results from Resonant Column Tests and On-Sample LVDTs -- 4 Final Remarks and Conclusions -- References -- Use of Biosensors for Assessing Soil Stabilization with MICP-A Review -- 1 Introduction -- 2 Materials and Methodology -- 2.1 Cement -- 2.2 Lime -- 2.3 Different Types of Bio-enzymes -- 3 Calcium Carbonate Precipitates -- 3.1 Microorganisms -- 4 Biosensors -- 5 Conclusion -- References -- Geotechnical Properties of Lunar Soil Simulantions -- 1 Introduction -- 2 Sample Preparation -- 3 Tests on Samples -- 3.1 Geotechnical Properties -- 4 Results and Discussions -- 5 Conclusion -- References -- Dynamic Characterization of Sand of Indo-Bangla Border for Seismic Design -- 1 Introduction -- 2 Seismological Overview of Indo-Bangla Region -- 3 Laboratory Investigation -- 3.1 Sample Preparation -- 3.2 Evaluation of Static Parameters -- 3.3 Evaluation of Dynamic Parameters -- 4 Results and Discussion -- 4.1 Wavepath Length to Input Frequency -- 4.2 Shear Wave Velocity -- 4.3 Comparison of Field Vs and Experimental Vs -- 4.4 Maximum Shear Modulus -- 4.5 Empirical Equation of Gmax -- 5 Summary and Conclusions -- References -- Effect of Matric Suction and CSR on Dynamic Response of Expansive Soil -- 1 Introduction -- 2 Material Properties and Specimen Preparation -- 3 Experimental Programme -- 3.1 Filter Paper Test (Matric Suction) -- 3.2 Cyclic Simple Shear Test -- 4 Results and Discussions -- 4.1 Soil-Water Characteristics Curve (SWCC) -- 4.2 Hysteresis Behaviour and Cyclic Shear Strain Accumulation -- 4.3 Dynamic Parameters -- 4.4 Cyclic Stiffness Degradation -- 4.5 Cumulative Energy Dissipation -- 5 Conclusions -- References. ; Effect of Relative Compaction on Dynamic Behaviour of Low Plasticity Cohesive Soil -- 1 Introduction -- 2 Material Properties and Specimen Preparation -- 3 Experimental Programme -- 4 Results and Discussions -- 4.1 Effect of Relative Compaction on Compressibility Behaviour of Chobari Soil -- 4.2 Effect of Relative Compaction on Dynamic Behaviour of Chobari Soil -- 5 Conclusions -- References -- Stress-Strain Behavior of Non-liquefied Soil and Liquefied Soil -- 1 Introduction -- 2 Modeling of Soil Profile -- 3 Strain Variations in Liquefied Soil -- 4 Conclusions -- References -- Dynamic Properties of Sand Reinforced with Recycled High Impact Polystyrene (HIPS) -- 1 Introduction -- 2 Materials -- 2.1 Hips -- 2.2 Sand -- 3 Laboratory Tests -- 3.1 Relative Density -- 3.2 Direct Shear Tests -- 3.3 Plate Load Test -- 3.4 Cyclic Plate Load Test -- 4 Laboratory Model Tests -- 4.1 Testing Procedure -- 5 Results -- 5.1 Improvement in the Angle of Internal Friction -- 5.2 Improvement in Bearing Capacity -- 5.3 Improvement in Dynamic Property of Sand with HIPS -- 6 Conclusions -- References -- A Comparative Case Study on Various Admixtures Used for Soil Stabilization -- 1 Introduction -- 2 Soil Stabilization -- 3 Components of Soil Stabilization -- 3.1 Soil -- 3.2 Fly Ash -- 3.3 Rice Hush Ash -- 3.4 Vetiver Grass -- 4 Review -- 4.1 Fly Ash -- 4.2 Rice Husk Ash -- 4.3 Vetiver Grass -- 5 Conclusion -- References -- Seismic Performance of Cohesionless Soil Underneath Gravity Dam -- 1 Introduction -- 2 Physical Modeling and Design of the Model -- 3 Soil-Structure Interaction -- 4 Foundation Properties -- 5 The Input Motion -- 6 Results and Discussion -- 6.1 Acceleration Response and Spectral Acceleration (Test 1) -- 6.2 Acceleration Response and Spectral Acceleration (Test 2) -- 6.3 Acceleration Response and Spectral Acceleration (Test 3) -- 7 Conclusions. ; References -- Liquefaction Resistance of Desaturated and Partly Saturated Clean Sand -- 1 Introduction -- 2 Material and Methodology -- 2.1 Material -- 2.2 Methodology -- 3 Results and Discussion -- 3.1 Degree of Saturation and Initial Liquefaction -- 3.2 Effect of Desaturation on Stress Ratio at Phase Transformation -- 4 Conclusion -- References -- Liquefaction Behavior of Low to Medium Plasticity Sand-Fines Mixtures -- 1 Introduction -- 2 Materials and Experimental Methods -- 2.1 Sample Preparation -- 2.2 Stress-Controlled Tests -- 3 Results and Discussion -- 4 Conclusions -- References -- Influence of Density on the Static Liquefaction Characteristics of a Sandy Kutch Soil -- 1 Introduction -- 2 Methodology -- 3 Results -- 4 Conclusion -- References -- Addressing Influence of Prefabricated Vertical Drains in Liquefaction Resistance Under Multiple Shaking Events -- 1 Introduction -- 2 Testing and Methodology -- 2.1 Prefabricated Vertical Drains -- 3 Results and Discussions -- 3.1 Effect of Pore Water Pressure -- 3.2 Effect of Relative Density -- 4 Conclusions -- References -- Effect of Stress Reversal in Cyclic Instability: A DEM Study -- 1 Introduction -- 2 Discrete Element Method, DEM -- 3 DEM Model -- 4 Assembly Generation -- 5 Testing Program -- 5.1 Results -- 6 Conclusion -- References -- Examination and Appraisal of Liquefaction Vulnerability Between Idriss-Boulanger Method and Andrus-Stokoe Method -- 1 Introduction -- 2 Theoretical Study -- 3 Methodology -- 3.1 SPT-N Approach -- 3.2 Shear Wave Velocity Approach -- 4 Results and Discussions -- 5 Conclusions -- References -- Effect of Gradation and Stress Ratio on Liquefaction Response of Ennore Sand -- 1 Introduction -- 2 Material Properties -- 3 Specimen Preparation and Experimental Program -- 4 Results and Discussions. ; 4.1 Effect of Gradation on Hysteresis Response and Pore Pressure Response of Ennore Sand at Various CSR Values -- 4.2 Effect of CSR on Hysteresis Response and Pore Pressure Response of Ennore Sand with Different Gradation -- 4.3 Effect of Gradation on Number of Cycles to Liquefaction -- 4.4 Dynamic Properties -- 5 Results and Discussions -- References -- Pore Pressure Response of Natural Soils Under Various Testing Conditions -- 1 Introduction -- 2 Materials and Methods -- 2.1 Material Properties -- 2.2 Testing Equipment and Specimen Preparation -- 3 Results and Discussion -- 3.1 Results -- 3.2 Discussion -- 4 Conclusions -- References -- Instability of Silty Sands Under Partially Drained Conditions -- 1 Introduction -- 2 Material Properties and Experimental Program -- 3 Results and Discussions -- 3.1 Stress-Strain Response and Volumetric Response -- 3.2 Excess Pore Water Pressure Response and Stress Paths -- 4 Conclusions -- References -- Settlement of Saturated Sand Under Horizontal Excitation on Vibration Table for Liquefaction Study -- 1 Introduction -- 2 Experimental Apparatus -- 3 Materials Used -- 4 Test Procedures -- 5 Results and Discussions -- 5.1 Effect of Relative Density (Dr) and Acceleration on Settlement Behavior -- 5.2 Variation of Settlement with Different Acceleration Inputs -- 5.3 Effects of Ground Improvement -- 6 Conclusions -- References -- Effect of Plasticity Index on Liquefaction Behavior of Silty Clay -- 1 Introduction -- 2 Review of Literature -- 3 Methodology -- 3.1 Chinese Criteria (1979) -- 3.2 IS Code Method (2016) -- 4 Result and Discussion -- 5 Conclusion -- References -- Laboratory Investigation on Wave Characteristics Due to Hammer Impact on Different Types of Soil -- 1 Introduction -- 2 Materials and Methodology -- 2.1 Experimental Setup -- 2.2 Methodology Adopted -- 3 Results and Discussions. ; 3.1 Effect of Hammer Energy and the Distance from Source of Impact.
• Titolo autorizzato: Soil dynamics
• ISBN: 981-334-001-0
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910483269303321
• Lo trovi qui: Univ. Federico II
• Serie: Lecture notes in civil engineering ; ; Volume 119.