Feng, Guangliang.
Proceedings of the 10th International Conference on Civil Engineering. - 1st ed. - 1 online resource (862 pages) - Lecture Notes in Civil Engineering Series ; v.526 . - Lecture Notes in Civil Engineering Series .
Intro -- Preface -- Contents -- About the Editor -- Experimental Study on Parameters of Hardening Soil Model with Small Strain Stiffness for Muddy Silty Clay and Silty Sandy Soil in Yangtze Floodplain Area -- 1 Introduction -- 2 Hardening Soil Model with Small Strain Stiffness (HSS) -- 3 Test Content and Results -- 3.1 Soil Samples -- 3.2 Physical Property Tests of Undisturbed Soil Samples -- 3.3 Mechanical Property Tests of Undisturbed Soil Samples -- 3.4 Dynamic Property Tests of Undisturbed Soil Samples -- 4 Summary -- References -- Technical Degradation Prediction of Bridge Components Based on Semi-Markov Degradation Model -- 1 Introduction -- 2 Construction Process of Semi-Markov Bridge Component Degradation Model -- 2.1 State Division of Semi-Markov Bridge Degradation Model -- 2.2 The Weibull Distribution Parameters of the Duration of Each State of the Bridge are Determined -- 2.3 Modeling of Semi-Markov Bridge Component Degradation Process -- 3 Case Study -- 3.1 Semi-Markov State Division and Statistics -- 3.2 Modeling of Semi-Markov Degradation Processes -- 3.3 Comparison of Semi-Markov Model and Traditional Markov Model -- 4 Conclusion -- References -- Experimental Study on Back Fill Material of a High Fill Slope -- 1 Introduction -- 2 Overview of Engineering Geological Conditions -- 3 Construction Site Sampling -- 4 Tests and Results -- 4.1 Indoor Screening Test -- 5 Stone Abrasion and Liquid Limit, Plastic Limit -- 6 Saturated Water Absorption Test -- 7 Conclusion -- References -- Vibration and Stability Analysis of Functionally Gradient Flow Pipe with Axial Motion -- 1 Introduction -- 2 Establishment of Mathematical Models -- 3 Numerical Calculation -- 4 Numerical Results Calculation and Discussion -- 4.1 Example Verification -- 4.2 Example Analysis -- 5 Conclusion -- References. Analysis of Temperature Field Characteristics in Seasonal Frost Region Airport Pavement Subgrade -- 1 Introduction -- 2 Theoretical Analysis -- 2.1 Fundamentals of Temperature Field Description -- 2.2 Governing Temperature Field Equation -- 3 Finite Element Model Establishment -- 3.1 Geometric Parameters -- 3.2 Basic Parameters -- 3.3 Boundary Conditions -- 4 Analysis of the Natural Subgrade Temperature Field -- 5 Conclusion -- References -- Use of Temporal Convolutional Network with an Attention Mechanism and a Bidirectional Gated Recurrent Unit to Capture and Predict Slope Debris Flow Risk -- 1 Introduction -- 2 Slope Debris Flow Simulation Platform -- 3 Methodology -- 3.1 Topsis-Entrory Method -- 3.2 Models -- 4 Simulation Experimental Data and Model Validation of Slope Debris Flow -- 4.1 Simulation Experimental Data and Analysis -- 4.2 Model Test -- 5 Conclusion and Discussion -- References -- Deformation Analysis of Deep Buried Soft Rock Tunnel and Adaptive Control Measure of TBM Construction -- 1 Introduction -- 2 Theoretical Inversion of Mechanical Parameters for Deep Buried Soft Rock Tunnel -- 2.1 Theoretical Inversion Principles Based on the Convergence-Confinement Method -- 2.2 Calculation of Support Resistance -- 2.3 On-Site Monitoring Information -- 2.4 Parameter Theory Inversion and Validation -- 3 Adaptive Prevention and Control Measures for Open TBM Excavation of Deep Buried Soft Rock Tunnel -- 3.1 The Simulation of the TBM Excavation Based on Finite Element Method -- 3.2 Soft Rock Excavation Unloading Response -- 3.3 Principle of Support and Effect of Retractable Steel Arches -- 4 Conclusion -- References -- Effect of Dry-Wet Cycle on Slope Stability of Laterite Subgrade -- 1 Introduction -- 2 Test Scheme -- 2.1 Test Soil Sample -- 2.2 Experimental Methods and Equipment. 3 Analysis of Shear Strength Index of Red Soil Sample Under Dry and Wet Cycle -- 4 Influence of Wet and Dry Cycles on the Stability of Laterite Roadbed Slope -- 4.1 Numerical Analysis Model -- 4.2 Calculation Parameters -- 4.3 Analysis of Calculation Results -- 5 Conclusions -- References -- Formation and Evolution Mechanism of the ZhengGang Giant Ancient Landslide -- 1 Introduction -- 2 Regional Geological Background -- 3 Zhenggang Landslide -- 3.1 Basic Characteristics and Zone -- 3.2 Material Composition -- 3.3 The Landslide Structural Characteristics -- 3.4 Characteristics of the Slip Zone -- 3.5 Zoning Deformation Characteristics -- 4 Numerical Analysis of Zhenggang Landslide Formation and Evolution Process -- 4.1 Model and Parameters -- 4.2 Numerical Calculation Results -- 5 Discussion -- 5.1 The Steeply Dipping Layered Rock Mass Toppling Formation Process -- 5.2 The Giant Ancient Landslide Formation and Evolution Process -- 5.3 The Genetic Mechanism of the Toppling Deformation Body Evolving into a Giant Ancient Landslide -- 6 Conclusion -- References -- Potential Instability Modes and Support Stability Analysis of Soil Accumulation Slopes Along the Lexi Expressway -- 1 Introduction -- 2 Lexi Expressway ZK125 + 654-ZK125 + 775 Section Slope Introduction -- 2.1 Slope Engineering Geological Conditions -- 2.2 Slope Disposal Measures -- 3 Model Establishment and Parameter Selection -- 3.1 Establishment of Calculation Model -- 3.2 Calculation Parameter Selection -- 4 Analysis of Deformation and Failure Process of Unsupported Excavation State of Slope -- 4.1 Natural Slope Characterization -- 4.2 Characteristics of Deformation and Failure of Unsupported Excavation State of Slope -- 4.3 Analysis of Slope Deformation and Failure Mechanism -- 5 Analysis of Deformation and Failure Process of Slope Support Excavation State. 5.1 Characteristics of Deformation and Failure of Supported Excavation State of Slope -- 5.2 Analysis of Deformation Characteristics of Support Structures -- 6 Conclusions -- References -- Research on Salt Corrosion Resistance Design of Highway Concrete Structures -- 1 Introduction -- 2 Raw Materials and Testing -- 2.1 Raw Materials -- 2.2 Test Methods -- 3 Research on the Mix Design of Salt Resistant Cement Concrete -- 4 Research on the Influence of Admixtures on the Salt Corrosion Resistance of Concrete Surface -- 4.1 Fly Ash -- 4.2 Granulated Blast Furnace Slag Powder -- 4.3 Silica Ash -- 5 Research on the Effect of Air Entraining Agent on the Salt Corrosion Resistance of Concrete Surface -- 6 Conclusion -- References -- Effects of Coal Metakaolin on Compressive Strength and Microstructure of Cemented Soil -- 1 Introduction -- 2 Materials and Testing Methods -- 2.1 Experimental Materials -- 2.2 Sample Preparation -- 2.3 Sample Preparation -- 3 Results and Discussion -- 3.1 Analysis of Compressive Strength Test Results -- 3.2 Analysis of XRD Phase Results -- 3.3 Analysis of XRD Phase Results -- 3.4 Prediction of Long-Term Compressive Strength -- 4 Conclusions -- References -- Cause Analysis and Research of Influence Factors of Cracks in Railway Tunnel Lining Concrete -- 1 Foreword -- 2 Causes and Influencing Factors of Railway Tunnel Lining Concrete Cracking -- 2.1 Causes of Lining Concrete Cracking -- 2.2 Influencing Factors on Shrinkage Cracking of Lining Concrete -- 3 Experiment -- 3.1 Raw Material and Experiment Mix Ratio -- 3.2 Experiment Method -- 4 Influence of Key Parameters on Cracking Sensitivity of Lining Concrete -- 4.1 Content of Cementitious Materials -- 4.2 Unilateral Water Consumption -- 4.3 Sand Ratio -- 4.4 Limestone Powder Content -- 5 Conclusion -- References. Evaluation and Analysis of the Effect of Anti-slide Piles Around Pile Foundations of Super Large and Large Span Projects -- 1 Introduction -- 2 Three-Dimensional Finite Element Simulation -- 2.1 Engineering Situation -- 2.2 Calculated Operating Condition -- 2.3 Wind Load Condition -- 2.4 Finite Element Mesh and Boundary Condition -- 2.5 Constitutive Model and Soil Layer Parameters -- 3 Influence of the Length of Anti-Slide Pile -- 3.1 Effect of Anti-Slide Pile Length on Three-Dimensional Deformation of Foundation -- 3.2 Effect of Anti-Slide Pile Length on Three-Dimensional Deformation of Pile Foundation -- 3.3 Effect of Anti-Slide Pile Length on Maximum Deformation of Pile Foundation -- 4 Influence of Anti-Slide Pile Row Number -- 4.1 Effect of Different Anti-Slide Pile Rows on Three-Dimensional Deformation of Foundation -- 4.2 Effect of Different Anti-Slide Pile Rows on Three-Dimensional Deformation of Pile Foundation -- 5 Conclusion -- References -- Research on Geological Information Updating and Prediction of Tunnel Surrounding Rocks Based on Machine Learning -- 1 Introduction -- 2 Tunnel Surrounding Rock Geological Information Updating and Prediction Model Based on RNN -- 2.1 Recurrent Neural Network Theory -- 2.2 Prediction and Updating Process of Surrounding Rock Geological Information -- 3 Engineering Application -- 3.1 Data Processing -- 3.2 Model Construction -- 3.3 Model Validation -- 4 Conclusions -- References -- Planosol Soil Condition Improvement Effect of a New Plow of Three-Stage Subsoil Interval Mixing -- 1 Introduction -- 2 Materials and Methods -- 2.1 Albic Soil Structure and TSIMF -- 2.2 Soil Section -- 2.3 Traction Force (Draught) Test -- 2.4 Test Fields -- 2.5 Soil Properties -- 2.6 Yield -- 3 Results and Discussions -- 3.1 Soil Profile -- 3.2 Measured Traction Force (Draught) -- 3.3 Soil Water Content -- 3.4 EC Value. 3.5 Soil Temperature.
9789819743551
Electronic books.
TA1-2040
Proceedings of the 10th International Conference on Civil Engineering. - 1st ed. - 1 online resource (862 pages) - Lecture Notes in Civil Engineering Series ; v.526 . - Lecture Notes in Civil Engineering Series .
Intro -- Preface -- Contents -- About the Editor -- Experimental Study on Parameters of Hardening Soil Model with Small Strain Stiffness for Muddy Silty Clay and Silty Sandy Soil in Yangtze Floodplain Area -- 1 Introduction -- 2 Hardening Soil Model with Small Strain Stiffness (HSS) -- 3 Test Content and Results -- 3.1 Soil Samples -- 3.2 Physical Property Tests of Undisturbed Soil Samples -- 3.3 Mechanical Property Tests of Undisturbed Soil Samples -- 3.4 Dynamic Property Tests of Undisturbed Soil Samples -- 4 Summary -- References -- Technical Degradation Prediction of Bridge Components Based on Semi-Markov Degradation Model -- 1 Introduction -- 2 Construction Process of Semi-Markov Bridge Component Degradation Model -- 2.1 State Division of Semi-Markov Bridge Degradation Model -- 2.2 The Weibull Distribution Parameters of the Duration of Each State of the Bridge are Determined -- 2.3 Modeling of Semi-Markov Bridge Component Degradation Process -- 3 Case Study -- 3.1 Semi-Markov State Division and Statistics -- 3.2 Modeling of Semi-Markov Degradation Processes -- 3.3 Comparison of Semi-Markov Model and Traditional Markov Model -- 4 Conclusion -- References -- Experimental Study on Back Fill Material of a High Fill Slope -- 1 Introduction -- 2 Overview of Engineering Geological Conditions -- 3 Construction Site Sampling -- 4 Tests and Results -- 4.1 Indoor Screening Test -- 5 Stone Abrasion and Liquid Limit, Plastic Limit -- 6 Saturated Water Absorption Test -- 7 Conclusion -- References -- Vibration and Stability Analysis of Functionally Gradient Flow Pipe with Axial Motion -- 1 Introduction -- 2 Establishment of Mathematical Models -- 3 Numerical Calculation -- 4 Numerical Results Calculation and Discussion -- 4.1 Example Verification -- 4.2 Example Analysis -- 5 Conclusion -- References. Analysis of Temperature Field Characteristics in Seasonal Frost Region Airport Pavement Subgrade -- 1 Introduction -- 2 Theoretical Analysis -- 2.1 Fundamentals of Temperature Field Description -- 2.2 Governing Temperature Field Equation -- 3 Finite Element Model Establishment -- 3.1 Geometric Parameters -- 3.2 Basic Parameters -- 3.3 Boundary Conditions -- 4 Analysis of the Natural Subgrade Temperature Field -- 5 Conclusion -- References -- Use of Temporal Convolutional Network with an Attention Mechanism and a Bidirectional Gated Recurrent Unit to Capture and Predict Slope Debris Flow Risk -- 1 Introduction -- 2 Slope Debris Flow Simulation Platform -- 3 Methodology -- 3.1 Topsis-Entrory Method -- 3.2 Models -- 4 Simulation Experimental Data and Model Validation of Slope Debris Flow -- 4.1 Simulation Experimental Data and Analysis -- 4.2 Model Test -- 5 Conclusion and Discussion -- References -- Deformation Analysis of Deep Buried Soft Rock Tunnel and Adaptive Control Measure of TBM Construction -- 1 Introduction -- 2 Theoretical Inversion of Mechanical Parameters for Deep Buried Soft Rock Tunnel -- 2.1 Theoretical Inversion Principles Based on the Convergence-Confinement Method -- 2.2 Calculation of Support Resistance -- 2.3 On-Site Monitoring Information -- 2.4 Parameter Theory Inversion and Validation -- 3 Adaptive Prevention and Control Measures for Open TBM Excavation of Deep Buried Soft Rock Tunnel -- 3.1 The Simulation of the TBM Excavation Based on Finite Element Method -- 3.2 Soft Rock Excavation Unloading Response -- 3.3 Principle of Support and Effect of Retractable Steel Arches -- 4 Conclusion -- References -- Effect of Dry-Wet Cycle on Slope Stability of Laterite Subgrade -- 1 Introduction -- 2 Test Scheme -- 2.1 Test Soil Sample -- 2.2 Experimental Methods and Equipment. 3 Analysis of Shear Strength Index of Red Soil Sample Under Dry and Wet Cycle -- 4 Influence of Wet and Dry Cycles on the Stability of Laterite Roadbed Slope -- 4.1 Numerical Analysis Model -- 4.2 Calculation Parameters -- 4.3 Analysis of Calculation Results -- 5 Conclusions -- References -- Formation and Evolution Mechanism of the ZhengGang Giant Ancient Landslide -- 1 Introduction -- 2 Regional Geological Background -- 3 Zhenggang Landslide -- 3.1 Basic Characteristics and Zone -- 3.2 Material Composition -- 3.3 The Landslide Structural Characteristics -- 3.4 Characteristics of the Slip Zone -- 3.5 Zoning Deformation Characteristics -- 4 Numerical Analysis of Zhenggang Landslide Formation and Evolution Process -- 4.1 Model and Parameters -- 4.2 Numerical Calculation Results -- 5 Discussion -- 5.1 The Steeply Dipping Layered Rock Mass Toppling Formation Process -- 5.2 The Giant Ancient Landslide Formation and Evolution Process -- 5.3 The Genetic Mechanism of the Toppling Deformation Body Evolving into a Giant Ancient Landslide -- 6 Conclusion -- References -- Potential Instability Modes and Support Stability Analysis of Soil Accumulation Slopes Along the Lexi Expressway -- 1 Introduction -- 2 Lexi Expressway ZK125 + 654-ZK125 + 775 Section Slope Introduction -- 2.1 Slope Engineering Geological Conditions -- 2.2 Slope Disposal Measures -- 3 Model Establishment and Parameter Selection -- 3.1 Establishment of Calculation Model -- 3.2 Calculation Parameter Selection -- 4 Analysis of Deformation and Failure Process of Unsupported Excavation State of Slope -- 4.1 Natural Slope Characterization -- 4.2 Characteristics of Deformation and Failure of Unsupported Excavation State of Slope -- 4.3 Analysis of Slope Deformation and Failure Mechanism -- 5 Analysis of Deformation and Failure Process of Slope Support Excavation State. 5.1 Characteristics of Deformation and Failure of Supported Excavation State of Slope -- 5.2 Analysis of Deformation Characteristics of Support Structures -- 6 Conclusions -- References -- Research on Salt Corrosion Resistance Design of Highway Concrete Structures -- 1 Introduction -- 2 Raw Materials and Testing -- 2.1 Raw Materials -- 2.2 Test Methods -- 3 Research on the Mix Design of Salt Resistant Cement Concrete -- 4 Research on the Influence of Admixtures on the Salt Corrosion Resistance of Concrete Surface -- 4.1 Fly Ash -- 4.2 Granulated Blast Furnace Slag Powder -- 4.3 Silica Ash -- 5 Research on the Effect of Air Entraining Agent on the Salt Corrosion Resistance of Concrete Surface -- 6 Conclusion -- References -- Effects of Coal Metakaolin on Compressive Strength and Microstructure of Cemented Soil -- 1 Introduction -- 2 Materials and Testing Methods -- 2.1 Experimental Materials -- 2.2 Sample Preparation -- 2.3 Sample Preparation -- 3 Results and Discussion -- 3.1 Analysis of Compressive Strength Test Results -- 3.2 Analysis of XRD Phase Results -- 3.3 Analysis of XRD Phase Results -- 3.4 Prediction of Long-Term Compressive Strength -- 4 Conclusions -- References -- Cause Analysis and Research of Influence Factors of Cracks in Railway Tunnel Lining Concrete -- 1 Foreword -- 2 Causes and Influencing Factors of Railway Tunnel Lining Concrete Cracking -- 2.1 Causes of Lining Concrete Cracking -- 2.2 Influencing Factors on Shrinkage Cracking of Lining Concrete -- 3 Experiment -- 3.1 Raw Material and Experiment Mix Ratio -- 3.2 Experiment Method -- 4 Influence of Key Parameters on Cracking Sensitivity of Lining Concrete -- 4.1 Content of Cementitious Materials -- 4.2 Unilateral Water Consumption -- 4.3 Sand Ratio -- 4.4 Limestone Powder Content -- 5 Conclusion -- References. Evaluation and Analysis of the Effect of Anti-slide Piles Around Pile Foundations of Super Large and Large Span Projects -- 1 Introduction -- 2 Three-Dimensional Finite Element Simulation -- 2.1 Engineering Situation -- 2.2 Calculated Operating Condition -- 2.3 Wind Load Condition -- 2.4 Finite Element Mesh and Boundary Condition -- 2.5 Constitutive Model and Soil Layer Parameters -- 3 Influence of the Length of Anti-Slide Pile -- 3.1 Effect of Anti-Slide Pile Length on Three-Dimensional Deformation of Foundation -- 3.2 Effect of Anti-Slide Pile Length on Three-Dimensional Deformation of Pile Foundation -- 3.3 Effect of Anti-Slide Pile Length on Maximum Deformation of Pile Foundation -- 4 Influence of Anti-Slide Pile Row Number -- 4.1 Effect of Different Anti-Slide Pile Rows on Three-Dimensional Deformation of Foundation -- 4.2 Effect of Different Anti-Slide Pile Rows on Three-Dimensional Deformation of Pile Foundation -- 5 Conclusion -- References -- Research on Geological Information Updating and Prediction of Tunnel Surrounding Rocks Based on Machine Learning -- 1 Introduction -- 2 Tunnel Surrounding Rock Geological Information Updating and Prediction Model Based on RNN -- 2.1 Recurrent Neural Network Theory -- 2.2 Prediction and Updating Process of Surrounding Rock Geological Information -- 3 Engineering Application -- 3.1 Data Processing -- 3.2 Model Construction -- 3.3 Model Validation -- 4 Conclusions -- References -- Planosol Soil Condition Improvement Effect of a New Plow of Three-Stage Subsoil Interval Mixing -- 1 Introduction -- 2 Materials and Methods -- 2.1 Albic Soil Structure and TSIMF -- 2.2 Soil Section -- 2.3 Traction Force (Draught) Test -- 2.4 Test Fields -- 2.5 Soil Properties -- 2.6 Yield -- 3 Results and Discussions -- 3.1 Soil Profile -- 3.2 Measured Traction Force (Draught) -- 3.3 Soil Water Content -- 3.4 EC Value. 3.5 Soil Temperature.
9789819743551
Electronic books.
TA1-2040