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Advanced tunneling techniques and information modeling of underground infrastructure : proceedings of the 6th GeoChina International Conference on Civil & Transportation Infrastructures: From Engineering to Smart & Green Life Cycle Solutions -- Nanchang, China, 2021 / / J. James Yang, Wen-Chieh Cheng, Shuying Wang, editors
| Advanced tunneling techniques and information modeling of underground infrastructure : proceedings of the 6th GeoChina International Conference on Civil & Transportation Infrastructures: From Engineering to Smart & Green Life Cycle Solutions -- Nanchang, China, 2021 / / J. James Yang, Wen-Chieh Cheng, Shuying Wang, editors |
| Pubbl/distr/stampa | Cham, Switzerland : , : Springer, , [2021] |
| Descrizione fisica | 1 online resource (129 pages) |
| Disciplina | 624.151 |
| Collana | Sustainable civil infrastructures |
| Soggetto topico | Geotechnical engineering |
| ISBN | 3-030-79672-8 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Introduction -- Contents -- About the Editors -- Inception of Debris Avalanches: A Material Point Method Modelling -- 1 Introduction -- 2 Materials and Methods -- 2.1 The Material Point Method (MPM) -- 2.2 Scheme and Input Data -- 3 Modelling the Impact-Induced Debris Avalanche -- 4 Remarks on the Inception Mechanisms -- 5 Concluding Remarks -- References -- Research on the Calculation of Segment Floating Considering the Action Degree of Soil Arching Effect -- 1 Introduction -- 2 Analysis of Segment Floating -- 2.1 The Effect of Groundwater -- 2.2 The Impact of the Tunnel Wall Grouting and Grouting Slurry -- 2.3 The Impact of Back Channeling of Mud Slurry -- 2.4 The Impact of Rebound Action of Foundation -- 3 Stress Analysis of Segment -- 3.1 Establishment of Calculation Model -- 3.2 Calculation of Buoyancy -- 3.3 Calculation of Anti-buoyancy -- 3.4 Integral Calculation of Segment Buoyancy -- 4 Application in Practical Project -- 5 Effective Anti-floating Measures for Segments on Site -- 5.1 Controlling the Shield Attitude -- 5.2 Stacking Heavy Objects in the Tunnel -- 5.3 Adjusting the Value of Tunneling Parameters -- 5.4 Adjusting the Mixture Ratio of Grouting Slurry -- 6 Conclusions -- References -- Invert Heave Disease and Treatment Measures of Operating Railway Tunnel in Horizontal Layered Rock Mass -- 1 Introduction -- 2 Project Overview -- 3 Field Investigation of Geological Conditions and Tunnel Support -- 3.1 Survey of Lithology and Rock Mass Structure -- 3.2 In-Situ Stress Test -- 3.3 Inspection of Tunnel Support -- 4 Three-Dimensional Numerical Analysis -- 4.1 Numerical Modeling with Layered Rock Mass -- 4.2 Comparison for Cases with and Without Layered Rock Mass -- 4.3 Influence of Horizontal In-Situ Stress -- 5 Numerical Analysis of Two Treatment Schemes -- 5.1 Options for Treatment Scheme.
5.2 Displacement of Tunnel Structure -- 5.3 Structural Stress of Tunnel Support Structure -- 6 Conclusions -- References -- A Semi-analytical Model for a Compaction-Grouted Soil Nail with Grout Bulb -- 1 Introduction -- 2 Energy Equilibrium Equation of the Soil Nail with Grout Bulb Considering the Compaction Effect -- 2.1 Establish of Relationship Considering Compaction Effect -- 2.2 Analysis of Soil Nail with a Grout Bulb -- 3 Laboratory Test Verification -- 3.1 Test System -- 3.2 Test Procedure -- 3.3 Verification of the Presented Method -- 3.4 Parameter Analysis -- 4 Conclusions -- References -- Prediction on the Penetration Resistance of Mono-Bucket Foundations in Silty Soil -- 1 Introduction -- 2 Prototype Field Test -- 3 Penetration Resistance Prediction -- 4 Calculation Method Based on Soil Parameters -- 5 Calculation Method Based on In-Situ CPT Test -- 6 Back-Analysis -- 7 Discussion -- 8 Conclusion -- References -- CPT and SPT as Complementary Tests for the Formulation of Geotechnical Design Profiles -- 1 Introduction -- 2 Sites and Investigation Description -- 2.1 Subsurface Strata Conditions -- 3 SPT and CPT Data Analysis -- 4 Results and Discussions -- 5 Conclusions -- 6 Recommendations -- 7 Limitation -- References -- Research on Rapid Detection Technology Based on Infrared Image and Calibration Method of Tunnel Cracks -- 1 Introduction -- 2 Tunnel Image Acquisition Mode Based on Infrared Supplement Light -- 3 Tunnel Lining Crack Measurement Technology Based on Digital Images -- 3.1 Crack Area Extraction -- 3.2 Crack Edge Extraction Based on Zernike Orthogonal Moments -- 3.3 Calculation of Crack Width -- 4 Conventional Calibration Method -- 5 New Methods -- 5.1 Implementation Steps -- 5.2 Field Test -- 5.3 Calibration Index -- 5.4 Qualification Standard -- 6 Case Studies -- 6.1 Implementation Plan -- 6.2 Test Results -- 7 Conclusions. References -- Research on the Construction of 3D Laser Scanning Tunnel Point Cloud Based on B-spline Interpolation -- 1 Point Cloud Data Processing -- 2 Tunnel Surface Construction -- 2.1 Construction of All Area Polynomial Surface -- 2.2 Construction of Subdivision Surface -- 3 Tunnel Surface Analysis -- 3.1 Regional Accuracy Evaluation of Vault -- 3.2 Accuracy Evaluation of the Region of the Arch Waist -- 4 Conclusion and Prospect -- References -- Author Index. |
| Record Nr. | UNINA-9910492149403321 |
| Cham, Switzerland : , : Springer, , [2021] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
New Solutions for Challenges in Applications of New Materials and Geotechnical Issues [[electronic resource] ] : Proceedings of the 5th GeoChina International Conference 2018 – Civil Infrastructures Confronting Severe Weathers and Climate Changes: From Failure to Sustainability, held on July 23 to 25, 2018 in HangZhou, China / / edited by Shuying Wang, Yu Xinbao, Moses Tefe
| New Solutions for Challenges in Applications of New Materials and Geotechnical Issues [[electronic resource] ] : Proceedings of the 5th GeoChina International Conference 2018 – Civil Infrastructures Confronting Severe Weathers and Climate Changes: From Failure to Sustainability, held on July 23 to 25, 2018 in HangZhou, China / / edited by Shuying Wang, Yu Xinbao, Moses Tefe |
| Edizione | [1st ed. 2019.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Springer, , 2019 |
| Descrizione fisica | 1 online resource (VII, 240 p. 188 illus., 157 illus. in color.) |
| Disciplina | 624.151 |
| Collana | Sustainable Civil Infrastructures |
| Soggetto topico |
Geotechnical engineering
Engineering geology Engineering—Geology Foundations Hydraulics Geotechnical Engineering & Applied Earth Sciences Geoengineering, Foundations, Hydraulics |
| ISBN | 3-319-95744-9 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | 1.Modified Duncan-Chang model and mechanics parameter determination based on triaxial consolidated drained tests of Guiyang red clay in China -- 2.Hydro-thermal properties of the unsaturated soil -- 3.Gas bubble nucleation and migration in soils - Pore-network model simulation -- 4.A Coupled Chemo-mechanical Analysis of the Dissolution-dominated Sinkholes -- 5.Simplified Methodology for Stiffness Estimation of Double D Shaped Caisson Foundations -- 6.Modelling of hydro-mechanical coupling in land uplift due to groundwater recharge -- 7.Numerical Modeling of Reinforced Stone Columns and Bamboo Grid Mattress for Supporting Causeway Embankment on Soft Soil Bed -- 8.A Three Dimensional Discrete Constitutive Model for Over Coarse Grained Soil -- 9.Optimization charge scheme for multi-row ring blasting design adopting equilateral triangle layout based on modified Harries' mathematical model from a fragmentation perspective: a case study -- 10.The Impact of Geocell Element Dimensions on Circular Behavior -- 11.Soil Reinforcement and Slope Stabilization Using Natural Jute Fibres -- 12.Utilisation of Geotextile fabric and Permeable Concrete to Prevent Coastal Erosion -- 13.Assessment of Mass Movements and Critical Phreatic Levels in Soil Slopes -- 14.Study on surface deformation caused by comprehensive mining in a coal mine in Northwest China -- 15.Settlement of Composite Foundation with Sparse PTC (pre-stressed tubular concrete) Capped-Piles under Embankment -- 16.Ground motion amplification induced by shallow circular tunnel in soft soil -- 17.A Case Study of Roadway Embankment Construction over Existing Sewers in Montreal, Canada. |
| Record Nr. | UNINA-9910337893303321 |
| Cham : , : Springer International Publishing : , : Imprint : Springer, , 2019 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||