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Ground improvement techniques : select proceedings of 7th ICRAGEE 2020 / / T. G. Sitharam, C. R. Parthasarathy, Sreevalsa Kolathayar, editors
| Ground improvement techniques : select proceedings of 7th ICRAGEE 2020 / / T. G. Sitharam, C. R. Parthasarathy, Sreevalsa Kolathayar, editors |
| Pubbl/distr/stampa | Singapore : , : Springer, , [2021] |
| Descrizione fisica | 1 online resource (xiv, 396 pages) : illustrations |
| Disciplina | 624.1762 |
| Collana | Lecture notes in civil engineering |
| Soggetto topico |
Earthquake engineering
Soil dynamics Soil mechanics |
| ISBN | 981-15-9988-2 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- Acknowledgements -- Contents -- About the Editors -- Application of Steel Fiber in Soil Stabilization -- 1 Introduction -- 2 Material and Methodology Used -- 2.1 Experimental Materials -- 2.2 Methods of Testing -- 3 Results and Discussion -- 3.1 Tests on Natural Soil -- 3.2 Test on Soil Sample with Steel Fiber -- 4 Conclusions -- References -- Investigations on Mechanical Properties of Bio-Stabilized Soil -- 1 Introduction -- 2 Materials and Methodology -- 3 Experimental Studies -- 4 Results and Discussions -- 4.1 Variation in Bearing Ratio -- 4.2 Variation in Void Ratio Under Sustained Loading -- 4.3 Variation in Permeability Characteristics -- 5 Conclusions -- References -- Strength Behavior of Sand Reinforced with Treated Sisal Fibers -- 1 Introduction -- 2 Materials and Methods -- 2.1 Sand -- 2.2 Sisal Fibers -- 2.3 Model Footings and Model Tank -- 2.4 Methodology Used -- 3 Results and Discussion -- 3.1 SEM Studies on Treated Sisal Fibers -- 3.2 Preparation of Sand Bed -- 4 Effect of Sisal Fiber-Reinforced Sand -- 5 Conclusions -- References -- Unconfined Compressive Strength of MICP-Treated Black Cotton Soil -- 1 Introduction -- 2 Materials and Method -- 2.1 Soil -- 2.2 Microorganism -- 2.3 Cementation Solution -- 2.4 Methodology -- 3 Results and Discussion -- 4 Conclusions -- References -- Potential of Reuse Options of Rice Husk Ash in Various Applications -- 1 Introduction -- 2 RHA as a Sustainable Waste for Stabilization of Problematic Soils -- 2.1 Effect on Compaction Characteristics -- 2.2 Effect on Unconfined Compressive Strength -- 2.3 Effect on Strength Characteristics -- 3 RHA as a Source of Replacement in Concrete -- 3.1 Effect on Concrete Properties -- 4 Application of RHA in Other Fields -- 4.1 As a Liner Material in Landfill Containments -- 4.2 As a Cushion Below the Foundation.
4.3 As an Admixture in Subgrade Soils -- 4.4 As a Filler in Epoxy Coatings -- 5 Conclusion -- References -- Effect of Sulphate Contamination on Lime-Stabilized Black Cotton Soil -- 1 Introduction -- 2 Materials Used -- 2.1 Expansive Soil -- 2.2 Chemical Agents -- 3 Methodologies Followed -- 4 Results and Discussion -- 4.1 Effect of Sulphate Contamination on Atterberg's Limits of Untreated and Lime Treated Soil -- 4.2 Effect of Sulphate Contamination on Free Swell Index (FSI) -- 4.3 Effect of Sulphate Contamination on Compaction Characteristics -- 5 Conclusion -- References -- Influence of Geofoam Infill Trenches in Attenuation of Ground Vibrations Induced During Dynamic Compaction -- 1 Introduction -- 2 Model Materials and Equipment -- 2.1 Soil -- 2.2 Geofoam -- 2.3 Actuator for Modeling DC -- 3 Model Preparation and Test Procedure -- 4 Results and Discussion -- 5 Conclusions -- References -- A Short Review on Improvement in Soil and Cement Properties by Addition of Bagasse Ash -- 1 Introduction -- 1.1 Background -- 1.2 Waste Management of Bagasse Ash -- 2 Utilization of Bagasse Ash in Cement and Concrete -- 2.1 Usage of Bagasse Ash in the Manufacturing of Concrete Blocks -- 3 SCBA in the Manufacturing of Ceramic Materials -- 4 Addition of Bagasse in Problematic Soils -- 5 Valorization of Bagasse Ash in Manufacturing Earth Blocks -- 6 Conclusion -- References -- Enhanced Geotechnical Properties of High Plastic Clay Stabilized with Industrial Waste-Step for Sustainable Development -- 1 Introduction -- 2 Material and Methodology -- 2.1 Materials -- 2.2 Methodology -- 3 Result and Discussion -- 3.1 Effect of BA and SS on Geotechnical Properties -- 4 Wetting-Drying Cycle -- 5 Conclusion -- References -- Strength Behaviour of Marine Clay Stabilized with Marble Dust and Quarry Dust -- 1 Introduction -- 2 Review of Literature. 3 Materials and Experimental Program -- 3.1 Materials -- 3.2 Testing Procedure -- 4 Results and Discussions -- 4.1 Effect of Quarry Dust and Marble Dust on Index Properties -- 4.2 Effect of Quarry Dust and Marble Dust on Compaction Properties -- 4.3 Effect of Quarry Dust and Marble Dust on CBR -- 5 Conclusions -- References -- Effect of Influencing Parameters on the Failure Mechanism of Sand Compaction Column Treated Cohesionless Deposit -- 1 Introduction -- 2 Finite Element Analysis -- 3 The Failure Mechanism of SCC Improved Sand Stratum -- 4 Parametric Studies -- 4.1 Effect of Initial RD of the Surrounding Sand Stratum -- 4.2 Effect of Pile Length -- 4.3 Effect of Pile Diameter -- 4.4 Effect of Spacing -- 5 Conclusions -- References -- Accelerating the Consolidation of Soft Clay Soil Using Pervious Concrete Pile -- 1 Introduction -- 1.1 General -- 2 Experimental Program -- 2.1 Preliminary Experiments -- 3 Digital Consolidation Tests -- 3.1 Test Setup -- 4 Results and Discussion -- 5 Discussion -- References -- Bearing Capacity Analysis of Bagasse Ash Reinforced with Polypropylene Fiber -- 1 Introduction -- 1.1 Bagasse Ash -- 2 Experimental Examination -- 2.1 Materials -- 3 Test Strategies -- 3.1 Footing -- 3.2 Testing Tank -- 3.3 Proving Ring -- 3.4 Plate Load Test -- 4 Results and Discussion -- 4.1 Plate Load Test -- 5 Conclusions -- 6 Future Scope -- References -- Settlement Analysis of Locally Available Soft Soil Reinforced with Prefabricated Vertical Drain -- 1 Introduction -- 2 Experimental Test Program and Setup -- 2.1 Objective of the Present Study -- 2.2 Materials and Sample Preparation -- 2.3 Model Used in the Test Programs -- 2.4 Methodology -- 3 Result and Discussions -- 3.1 Effect of Time Period on Settlement -- 3.2 Effect of Vertical Loading on Settlement -- 4 Conclusions -- References. Preliminary Design of Prefabricated Vertical Drains-Embedded Soft Soils in the Field: An Example -- 1 Introduction -- 2 Design Steps of the PVD-Embedded Soil -- 2.1 Design Assumptions -- 2.2 Design Methodology -- 3 Conclusions -- References -- Ground Improvement of Soft Soil Using Bamboo as Flexible Pile with Stabilized Lime-Soil Pile-Cap Encapsulated by Geogrid and Geotextile -- 1 Introduction -- 2 Materials and Methods -- 2.1 Proposals -- 2.2 Design Assumptions -- 2.3 Soil Investigation -- 2.4 Materials -- 3 Design of Ground Improvement System -- 3.1 Loads and Pressure Calculations -- 4 Model Experiment -- 5 Design Validation -- 6 Conclusion -- References -- Effect of Reinforcement Form on Bearing Capacity of Sand -- 1 Introduction -- 2 Experimental Program -- 2.1 Materials -- 2.2 Laboratory Test Setup -- 3 Results and Discussion -- 4 Summary and Conclusions -- References -- Deformation of Stone Column Subjected to Earthquake Loading by Numerical Analysis -- 1 Introduction -- 2 Literature Review -- 2.1 Static Loading -- 2.2 Earthquake Loading -- 3 Numerical Modelling Using PLAXIS 2D -- 3.1 Validation of the Numerical Model -- 4 Results and Discussion -- 4.1 Static Analysis -- 4.2 Earthquake Analysis -- 5 Conclusions -- References -- Ground Improvement Technique By Psuedo-Binghamian Grout for Fly Ash and Black Cotton Soil -- 1 Introduction -- 2 Literature Review -- 3 Work Outline -- 3.1 Scope of Work -- 3.2 Scheme of Investigation -- 4 Experimental Work -- 4.1 Mixing of Grout -- 4.2 Grout Mix Design Approaches -- 4.3 Determination of Engineering Properties -- 5 Analysis and Discussion -- 5.1 Needle Penetration Resistance for Grouts -- 5.2 Time-Strength Characteristics of Raw Grouts -- 6 Conclusion -- References -- Ground Improvement for Liquefaction Mitigation of Sand Deposits in Southern Dubai -- 1 Introduction -- 1.1 Liquefaction Phenomenon. 1.2 Factors Affecting Liquefaction -- 1.3 Mitigation Methods -- 2 Case Study for Granular Inclusions for Liquefaction Mitigation -- 2.1 Ducab Jebel Ali Expansion Project, Jebel Ali, Dubai: Vibro Stone Columns Around Bored Piles (2009) -- 2.2 Foundation Details -- 2.3 Cone Penetration Test -- 3 Summary and Conclusions -- References -- Shake Table Studies to Assess the Effect of Reinforced Backfill Parameters on Dynamic Response of MSE Walls -- 1 Introduction -- 2 Shake Table Tests -- 2.1 Experimental Setup -- 2.2 Materials Used -- 2.3 Preparation of Test Bed and Instrumentation -- 3 Test Results -- 3.1 Acceleration Response -- 3.2 Displacement Response -- 4 Conclusions -- References -- Efficacy of Consolidation Grouting in Improving Dynamic Characteristics of a Nuclear Facility Foundation Strata -- 1 Introduction -- 2 Properties of Foundation Medium -- 3 Plan and Execution of Consolidation Grouting -- 4 Permeability Test -- 5 Advanced Field Investigations and Improvement in Dynamic Soil Properties -- 6 Conclusion -- References -- Liquefaction Mitigation of Silty Sands Using Xanthan Biopolymer -- 1 Introduction -- 2 Materials and Methods -- 2.1 Materials -- 2.2 Experimental Programme -- 3 Results and Discussions -- 3.1 Pore Pressure Response -- 3.2 Strength and Stress Path -- 4 Conclusions -- References -- Ground Improvement with Vibro Compaction Method to Mitigate the Liquefaction Potential, Case Study -- 1 Introduction -- 1.1 Liquefaction Assessment Methods -- 1.2 Liquefaction Mitigation Solutions -- 2 Vibro Compaction -- 2.1 Design and Applicability -- 2.2 Quality Control by Confirmatory Tests -- 3 Case Study -- 3.1 Project Description -- 3.2 Soil Condition -- 3.3 Project Requirements and Verification -- 3.4 Corrections of NSPT -- 3.5 Liquefaction Assessment Based on SPT Testing -- 3.6 Results and Discussion -- 4 Conclusion -- References. A Study on Stability of Pond Ash Embankments Improved by Stabilizers. |
| Altri titoli varianti | ICRAGEE 2020 |
| Record Nr. | UNINA-9910484113603321 |
| Singapore : , : Springer, , [2021] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Seismic design and performance : select proceedings of 7th ICRAGEE 2020 / / T. G. Sitharam, Raghuveer Rao Pallepati, Sreevalsa Kolathayar, editors
| Seismic design and performance : select proceedings of 7th ICRAGEE 2020 / / T. G. Sitharam, Raghuveer Rao Pallepati, Sreevalsa Kolathayar, editors |
| Pubbl/distr/stampa | Singapore : , : Springer, , [2021] |
| Descrizione fisica | 1 online resource (xiv, 411 pages) : illustrations |
| Disciplina | 624.1762 |
| Collana | Lecture notes in civil engineering |
| Soggetto topico |
Earthquake engineering
Soil dynamics Soil mechanics |
| ISBN | 981-334-005-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- Acknowledgements -- Contents -- About the Editors -- A Critical Review on Design Philosophies of Different Design Standards on Seismic Soil-Structure Interaction -- 1 Introduction -- 2 Case Studies for Seismic Soil-Structure Interaction of Structures -- 3 Summary of Different Codal Provisions -- 4 Comparison of the Available Guidelines -- 5 Conclusions -- References -- A Critical Review of Indian Seismic Codes for Buildings in the Light of International Codes of Practice -- 1 Introduction -- 2 Review Process -- 2.1 General Provisions -- 2.2 Building Structures -- 2.3 RCC Structures -- 2.4 Steel Structures -- 3 Conclusions -- References -- An Application to the Conditional Mean Spectrum Approach for Seismic Analysis of Coupled Dam-Foundation System -- 1 Introduction -- 2 Materials and Methodology -- 2.1 Finite Element Analysis of the Koyna Dam-Foundation System -- 2.2 Ground Motion Selection -- 2.3 Damage Indices -- 3 Numerical Analysis Outcomes -- 4 Conclusions -- References -- Tsunami Resilient Foundation for Breakwater: Centrifuge Model Tests -- 1 Introduction -- 2 Newly Developed Resilient Foundation Breakwater -- 3 Centrifuge Model Tests -- 3.1 Model Description and Test Procedures -- 3.2 Instrumentations -- 4 Results and Discussions -- 4.1 Earthquake Loadings -- 4.2 Tsunami Overflow Tests -- 5 Conclusions -- References -- Comparative Study on Behavior of Vertical and Batter Piles in Lateral Spreading Soil -- 1 Introduction -- 2 Details of Modeling -- 2.1 Problem Statement -- 2.2 Numerical Model -- 2.3 Ground Displacement -- 2.4 Selection of Input Parameters and Consideration of Variability -- 3 Application of Response Surface Methodology and Monte Carlo Technique -- 4 General Behavior of Batter Piles in Laterally Spreading Soil -- 5 Effect of Random Parameters on Pile Response.
6 Effect of Batter on Probability of Failure of Piles in Laterally Spreading Soil -- 7 Conclusions -- References -- Influence of Different Seismic Loadings on the Closely Spaced Interfering Footings Embedded in Cohesionless Foundation Medium -- 1 Introduction -- 2 The Objective of the Problem -- 3 Methodology -- 4 Results and Discussions -- 5 Conclusion -- References -- Experimental Analysis of Seismic Cloak Foundation by Using Elastoplastic Material -- 1 Introduction -- 2 Literature Review -- 3 Shaking Table Test -- 3.1 Components -- 3.2 Testing -- 3.3 Result and Analysis -- 4 Field Test -- 4.1 Methodology -- 4.2 Construction -- 4.3 Procedure -- 5 Result and Analysis -- 6 Conclusion -- References -- Effect of Near-Fault Vertical Ground Motions on the Seismic Response of Bridges with Rocking Foundations -- 1 Introduction -- 2 Bridge Description -- 3 Numerical Model -- 4 Input Ground Motions and Seismic Hazard -- 4.1 Scaling of Ground Motions -- 4.2 Application of Ground Motions -- 5 Results and Discussion -- 5.1 Modal Analysis -- 5.2 Nonlinear Time History Analyses -- 6 Conclusion -- References -- Effect of Composite Pile Foundation System on the Behavior of Soft Ground -- 1 Introduction -- 2 Methodology -- 3 Analysis of Bridge Approach Embankment System -- 3.1 Bridge Approach Embankment with and Without Composite Piles -- 3.2 Comparison of CFG and Lime Piles in Composite Pile Foundation -- 4 Parametric Studies -- 4.1 Effect of Pile Spacing -- 4.2 Effect of Pile Length -- 4.3 Effect of Cushion Material -- 4.4 Comparison of Constant Length and Varying Length Pile in Foundation -- 5 Conclusions -- References -- Study on Pull-Out Resistance of Single-Belled Anchor in Layered Sand and Soft Silty-Clay Deposits: Model Tests and Numerical Modelling -- 1 Introduction -- 2 Aim of the Present Study -- 3 Experimental Set-up and Methodology. 3.1 Layered Bed Preparation for Models -- 4 Test Programme -- 5 Model Designations -- 6 Numerical Modelling -- 7 Results and Discussions -- 7.1 Behaviour of Load-Displacement Curves in Different Layered Sand And Soft Silty-Clay Deposits -- 7.2 Comparison of Net Ultimate Pull-Out Resistances (Qu(S/CI) and Qu(S/CII)) Due to Variation in Embedment Ratios (L/Db) -- 7.3 Comparison on Net Ultimate Pull-Out Resistances (Qu(S/CI) and Qu(S/CII)) Due to Variation in Diameter Ratios (Ds/Db) -- 7.4 Effect on Net Ultimate Uplift Pull-Out Resistances (Qu(S/CI) and Qu(S/CII)) Due to Variation in Bell Angles (β) -- 8 Significance of the Study -- 9 Findings of the Study -- References -- Behavior of Pile Group in Liquefied Soil Deposits Under Earthquake Loadings -- 1 Introduction -- 2 Modeling -- 2.1 Soil Model -- 2.2 Pile Model -- 2.3 Validation of FLAC3D Model for Single Pile (Static Analysis) -- 2.4 Parametric Studies -- 3 Results and Discussions -- 3.1 Soil-Pile Group Model Subjected to Different Earthquake Excitations -- 4 Conclusions -- References -- Dynamic Response of Soil Nailed Wall -- 1 Introduction -- 2 Methodology -- 3 Numerical Simulation -- 4 Results and Discussion -- 4.1 Deformation of the Wall -- 4.2 Acceleration of the Wall -- 4.3 Axial Force in Nails -- 4.4 Factor of Safety -- 4.5 Effect of Nail Length Ratio -- 4.6 Effect of Nail Inclination -- 5 Conclusions -- References -- Seismic Response of Buildings Resting on Pile-Raft Foundation in Soft Soil -- 1 Introduction -- 2 Methodology -- 2.1 Model Geometry -- 2.2 Numerical Modelling -- 2.3 Idealization of Viscous Boundary -- 2.4 Seismic Analysis -- 3 Results and Discussions -- 3.1 Natural Frequency -- 3.2 Acceleration at the Roof of RC Frame -- 3.3 Deflection at the Roof of RC Frame -- 4 Conclusion -- References -- State of the Art on Combined Pile Raft Foundation -- 1 Introduction. 2 Literature Review -- 2.1 Experimental Studies -- 2.2 Numerical Studies -- 2.3 Analytical Studies -- 3 Critical Appraisal -- 4 Conclusions -- References -- Analytical Study on Dynamic Coupling Interaction Effects Between Adjacent Building Structures -- 1 Introduction -- 2 Equation of Motion of the Coupled SSSI System -- 3 Selection of Ground Motion -- 4 Numerical Simulation -- 5 Results and Discussions -- 6 Conclusions -- References -- A Comparative Study on Predictive Capability of Different SSI Models -- 1 Introduction -- 1.1 Modeling -- 2 Model and Materials -- 2.1 Structure -- 2.2 Soil -- 3 Methodology -- 4 Results and Discussion -- 4.1 Input Motion -- 4.2 Eigenvalue Analysis -- 4.3 Displacement Time History -- 4.4 Column Moment Time History -- 4.5 Peak Displacement -- 4.6 Peak Acceleration -- 5 Conclusion -- References -- Seismic Performance of Building Frames Considering Soil-Structure Interaction -- 1 Introduction -- 2 Prototype RC Building Frame Considered for the Analysis -- 3 Scaled-Down Model -- 3.1 Scale Factor -- 3.2 Scaling Down of Building Frames -- 3.3 Validation -- 4 Experimental Setup on Shake Table -- 4.1 Fixed Base Condition -- 4.2 Flexible Base Condition -- 4.3 Input Time History -- 5 Results and Discussion -- 5.1 Comparison of Fixed and Flexible Base Response -- 6 Conclusion and Recommendation -- References -- Seismic Analysis of Reinforced Concrete Structure Resting on Liquefiable Soil -- 1 Introduction -- 2 Soil Profile -- 2.1 Superstructure -- 2.2 Foundation System -- 3 Numerical Modelling -- 3.1 UBC3D-PLM Soil Model -- 3.2 Hardening Soil Model -- 3.3 Superstructure, Foundation and Boundary Conditions -- 3.4 Input Ground Motion -- 3.5 Time History Analysis -- 4 Results and Discussion -- 4.1 Acceleration Response -- 4.2 Storey Displacement -- 4.3 Excess Pore Pressure -- 4.4 Settlement-Raft and Soil -- 5 Conclusion. References -- Effect of Soil-Structure Interaction on Seismic Performance of RC Framed Building with Viscous Wall Dampers -- 1 Introduction -- 1.1 Soil Structure Interaction -- 2 Viscous Wall Damper -- 2.1 Numerical Modelling of VWD -- 3 Modelling of the Superstructure -- 3.1 Placement of the Wall Dampers -- 3.2 Configuration of Dampers in the Structure -- 4 Design of Foundation -- 4.1 Modelling of Piled Raft in SAP 2000 with SSI -- 5 Non-linear Time History Analysis -- 6 Results and Discussion -- 7 Conclusion -- References -- Response of Multistoried Building Considering Soil-Structural Interaction Under Lateral Loading -- 1 Introduction -- 2 Methodology -- 3 Introduction to Non-linear Static Analysis -- 4 Validation of Analytical Model -- 5 Structural Modeling -- 6 Nonlinear Analysis: Important Outcomes -- 7 Conclusions -- References -- Seismic Response of Buildings Resting on Sloping Ground Considering SSI Effect-An Experimental Study -- 1 Introduction -- 2 Scaling of the Structure -- 2.1 Scaling of Soil -- 2.2 Scaling of Pile -- 3 Experimental Study Using Shake Table -- 4 Conclusions -- References -- A Study on Dynamic Response of Hyperbolic Cooling Tower for Fixed Base Condition -- 1 Introduction -- 2 Objectives of Study -- 3 Methodology -- 3.1 Description and Geometry of Cooling Towers -- 4 Results and Discussions -- 4.1 Modal Analysis Results -- 5 Conclusions -- References -- Numerical Simulation of Soil-Tunnel Interaction Under Surface Blast Loading -- 1 Introduction -- 2 Numerical Methods for Soil-Structure Interface -- 3 Geometry and Finite Element Modeling -- 4 Validation -- 5 Results and Discussion -- 6 Conclusions -- References -- Dynamic Analysis of Deep Beams on Vlasov Foundation -- 1 Introduction -- 2 Methodology -- 2.1 Higher Order Displacement Variations Written as -- 2.2 Parameter -- 3 Results and Discussion -- 4 Conclusions. References. |
| Altri titoli varianti | ICRAGEE 2020 |
| Record Nr. | UNINA-9910483272803321 |
| Singapore : , : Springer, , [2021] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||