Fundamentals of deep excavations. (2021)

• Record Type: Book
• Further Information: Note: Chang-Yu Ou.
• Authors: Ou, Chang-Yu, 1954-
• Contents: 1 Introduction to the analysis and design of excavations 1.1 Geological investigation and soil tests 1.2 Conditions of the adjacent properties 1.3 Confirmation of the conditions of an excavation site 1.4 Design criteria 1.5 Collecting case histories of the nearby excavations 1.6 Auxiliary methods 1.7 Excavation analyses 1.8 Layout of the strutting system 1.9 Monitoring system 1.10 Protection of neighboring properties 2 Engineering properties of soils and geotechnical analysis 2.1 Introduction 2.2 Engineering properties 2.3 Principle of effective stress 2.4 Failure of soils 2.5 Characteristics of drained shear strength of soils 2.6 Characteristics of undrained shear strength of saturated cohesive soils 2.7 Undrained shear strength of unsaturated cohesive soils 2.8 Deformation characteristics of soils 2.9 Geotechnical analysis method 2.10 Stress paths in excavations Problems 3 Excavation methods and lateral supporting systems 3.1 Introduction 3.2 Excavation methods 3.3 Retaining walls 3.4 Strutting systems 3.5 Selection of a retaining strut system 3.6 Construction of the TNEC project Problems 4 Lateral earth pressure 4.1 Introduction 4.2 Lateral earth pressure at rest 4.3 Rankine’s earth pressure theory 4.4 Coulomb’s earth pressure theory 4.5 General discussion of various earth pressure theories 4.6 Earth pressure for design Problems 5 Stability analysis 5.1 Introduction 5.2 Types of factors of safety 5.3 Base shear failure 5.4 Free earth support method and fixed earth support method 5.5 Base shear failure of strutted walls 5.6 General discussion of analysis methods of base shear failure 5.7 Case study of base shear failure 5.8 Base shear failure of cantilever walls 5.9 Upheaval failure 5.10 Sand boiling 5.11 Case study of sand boiling Problems 6 Stress and deformation analysis: simplified method 6.1 Introduction 6.2 Analysis of settlement induced by the construction of diaphragm walls 6.3 Characteristics of wall movement induced by excavation 6.4 Characteristics of ground movement induced by excavation 6.5 Characteristics of excavation bottom movement induced by excavation 6.6 Time-dependent movement 6.7 Analysis of wall movements induced by excavation 6.8 Analysis of surface settlements induced by excavation 6.9 Three-dimensional excavation behavior 6.10 Stress analysis Problems 7 Stress and deformation analysis: beam on elastic foundation method 7.1 Introduction 7.2 Basic principles 7.3 Formulation 7.4 Simulation of construction sequence 7.5 Estimation of coefficient of subgrade reaction 7.6 Estimation of coefficient of the at-rest earth pressure 7.7 Estimation of structural parameters 7.8 Direct analysis and back analysis 7.9 Computation of ground surface settlement 7.10 Limitations of beam on elastic foundation method Problems 8 Stress and deformation analysis: finite element method 8.1 Introduction 8.2 Framework and principles 8.3 Effective stress analysis and total stress analysis 8.4 Commonly used soil models and related parameters 8.5 Determination of soil parameters 8.6 Determination of initial stresses 8.7 Structural material models and related parameters 8.8 Mesh generation 8.9 Plane strain analysis and 3D analysis 8.10 Finite element stability analysis 8.11 FEA procedure Problems 9 Dewatering in excavations 9.1 Introduction 9.2 Goals of dewatering 9.3 Methods of dewatering 9.4 Well theory 9.5 Pumping tests 9.6 Dewatering plan for an excavation 9.7 Dewatering and ground settlement Problems 10 Design of retaining structural components 10.1 Introduction 10.2 Design methods and factors of safety 10.3 Retaining walls 10.4 Structural components in braced excavations 10.5 Strut systems 10.6 Structural components in anchored excavations 10.7 Anchor systems 10.8 Tests of anchors Problem 11 Excavation and protection of adjacent buildings 11.1 Introduction 11.2 Allowable settlement of buildings 11.3 Assessment of building safety and design of protection measures 11.4 Adjustment of construction sequence 11.5 Strengthening the strut-retaining system 11.6 Soil improvement 11.7 Cross walls 11.8 Buttress walls 11.9 Micro piles 11.10 Underpinning 11.11 Construction defects and remedial measures 11.12 Building rectification methods Problems 12 Monitoring systems 12.1 Introduction 12.2 Elements of a monitoring system 12.3 Principles of strain gauges 12.4 Measurement of movement and tilt 12.5 Measurement of stress and force 12.6 Measurement of water pressure and groundwater level 12.7 Other measurement objects 12.8 Plan of monitoring systems 12.9 Application of monitoring systems Problems Appendix A: Conversion factors Appendix B: Soil properties at the TNEC excavation site Appendix C: Definition of plane strain
• Edition: 1st
• Publisher Details: Boca Raton : CRC Press
• Publication Date: 2021
• Extent: 1 online resource, illustrations (black and white)
• Subjects: 624.152; Excavation; Soil stabilization; Soil mechanics
• Languages: English
• ISBNs: 9781000431254; 9781000431247; 9780367853853
• Related ISBNs: 9780367426019; 9780367426088
• Notes: Note: Includes bibliographical references and index.; Note: Description based on CIP data; resource not viewed.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
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