Shear Behavior of Composite Soils.
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| Format: | eBook |
| Language: | English |
| Published: |
[Place of publication not identified] :
CRC Press LLC : CRC Press,
2016.
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| Subjects: | |
| Online Access: | Connect to the full text of this electronic book |
Table of Contents:
- Cover; Half Title; Title Page; Copyright Page; Table of Contents; Foreword; Preface; Acknowledgements; About the author; List of tables; List of figures; List of Symbols; 1 Introduction; 1.1 Background; 1.2 Scope and objectives; 1.3 Organization of the book; 2 Achievements in this field; 2.1 Introduction; 2.2 Previous investigations; 2.2.1 Cohesive soils; 2.2.2 Composite soils; 2.3 Summary of previous observations on residual strength; 2.3.1 Atterberg limits; 2.3.2 Shearing rate; 2.3.3 Particle shape and surface roughness; 2.3.4 Particle size distribution; 2.3.5 Test method.
- 2.3.6 Placement conditions, stress history and normal stress3 Testingmethod; 3.1 Introduction; 3.2 DPRI type ring shear apparatus; 3.2.1 Brief description of the apparatus; 3.2.2 Measurement devices and data logging system; 3.2.3 Testing procedure; 3.2.4 Calculations; 3.3 Direct shear apparatus; 3.3.1 Large direct shear machine; 3.3.2 Intermediate direct shear box; 3.3.3 Testing procedures; 3.4 Soil classification test; 3.4.1 Particle size distribution; 3.4.2 Specific gravity; 3.4.3 Index properties; 3.5 Measurement of particle shape; 3.6 Summary; 4 Artificial soil samples; 4.1 Introduction.
- 4.2 Testing program4.2.1 Specimen characteristics; 4.2.2 Test equipment, sample preparation and testing procedures; 4.3 Results and discussion; 4.3.1 Compressibility; 4.3.2 Water content after shearing; 4.3.3 Granular materials; 4.3.4 Composite soils; 4.3.5 Residual shear modes; 4.4 Influencing factors; 4.4.1 Particle size distribution; 4.4.2 Normal stress; 4.4.3 Atterberg limits; 4.4.4 Particle shape; 4.4.5 Shearing rate; 4.5 Conclusions; 4.5.1 Soil compressibility; 4.5.2 Water content after shearing; 4.5.3 Proposed shearing model for granular materials.
- 4.5.4 Extension of the shear modes to composite soils4.5.5 Influential factors; 5 Slip zone soils of the TGP landslides; 5.1 Introduction; 5.2 Study areas and nature of investigated landslides; 5.2.1 General geology; 5.2.2 Nature of landslides; 5.3 Experimental scheme; 5.3.1 Sampling and specimen preparation; 5.3.2 Experimental setup and test procedures; 5.4 Testing results; 5.4.1 QJP samples; 5.4.2 XT samples; 5.4.3 TP samples; 5.5 Influential factors; 5.5.1 Atterberg limits; 5.5.2 Particle size distribution; 5.5.3 Particle shape; 5.5.4 Shearing rate; 5.6 Fluctuations of measured shear stress.
- 5.7 Residual shear modes5.8 Conclusions; 5.8.1 Influential factors; 5.8.2 Fluctuations of measured shear stress; 5.8.3 Residual shear modes; 6 Conclusions; 6.1 Introduction; 6.2 Conclusions; 6.2.1 Soil compressibility; 6.2.2 Water content after shearing; 6.2.3 Fluctuations of measured shear stress; 6.2.4 Shear model of granular materials; 6.2.5 Shear mode of composite soils; 6.2.6 Influential factors; 6.3 Limitations; 6.4 Recommendations for future study; References; Subject index.