Preface | p. xi |
Acknowledgements | p. xv |
List of symbols | p. xvi |
Introduction: models and soil mechanics | p. 1 |
Use of models in engineering | p. 1 |
Soil: volumetric variables | p. 5 |
Effective stresses: pore pressures | p. 12 |
Soil testing: stress and strain variables | p. 16 |
Triaxial apparatus | p. 16 |
Other testing apparatus | p. 28 |
Plane strain | p. 31 |
Pore pressure parameters | p. 33 |
Conclusion | p. 35 |
Exercises | p. 35 |
Elasticity | p. 37 |
Isotropic elasticity | p. 37 |
Soil elasticity | p. 40 |
Anisotropic elasticity | p. 46 |
The role of elasticity in soil mechanics | p. 52 |
Exercises | p. 53 |
Plasticity and yielding | p. 55 |
Introduction | p. 55 |
Yielding of metal tubes in combined tension and torsion | p. 57 |
Yielding of clays | p. 65 |
Yielding of sands | p. 76 |
Yielding of metals and soils | p. 81 |
Exercises | p. 82 |
Elastic-plastic model for soil | p. 84 |
Introduction | p. 84 |
Elastic volumetric strains | p. 85 |
Plastic volumetric strains and plastic hardening | p. 89 |
Plastic shear strains | p. 98 |
Frictional block | p. 99 |
Plastic potentials | p. 102 |
Normality or associated flow | p. 103 |
General plastic stress: strain relationship | p. 106 |
Summary: ingredients of elastic-plastic model | p. 107 |
Exercises | p. 109 |
A particular elastic-plastic model: Cam clay | p. 112 |
Introduction | p. 112 |
Cam clay | p. 113 |
Cam clay predictions: conventional drained triaxial compression | p. 118 |
Cam clay predictions: conventional undrained triaxial compression | p. 126 |
Conclusion | p. 136 |
Exercises | p. 137 |
Critical states | p. 139 |
Introduction: critical state line | p. 139 |
Two-dimensional representations of p':q:v information | p. 144 |
Critical states for clays | p. 149 |
Critical state line and qualitative soil response | p. 158 |
Critical states for sands and other granular materials | p. 162 |
Conclusion | p. 173 |
Exercises | p. 173 |
Strength of soils | p. 175 |
Introduction: Mohr-Coulomb failure | p. 175 |
Critical state line and undrained shear strength | p. 179 |
Critical state line and pore pressures at failure | p. 186 |
Peak strengths | p. 188 |
Peak strengths for clay | p. 196 |
Interpretation of peak strength data | p. 205 |
Peak strengths for sand | p. 207 |
Status of stability and collapse calculations | p. 213 |
Total and effective stress analyses | p. 215 |
Critical state strength and residual strength | p. 219 |
Conclusion | p. 224 |
Exercises | p. 224 |
Stress-dilatancy | p. 226 |
Introduction | p. 226 |
Plastic potentials, flow rules, and stress-dilatancy diagrams | p. 226 |
Stress-dilatancy in plane strain | p. 229 |
Work equations: 'original' Cam clay | p. 236 |
Rowe's stress-dilatancy relation | p. 239 |
Experimental findings | p. 244 |
Strength and dilatancy | p. 250 |
Conclusion | p. 251 |
Exercises | p. 252 |
Index properties | p. 256 |
Introduction | p. 256 |
Fall-cone test as index test | p. 257 |
Properties of insensitive soils | p. 262 |
Background to correlations | p. 277 |
Liquid limit | p. 277 |
Plastic limit | p. 280 |
Plasticity and compressibility; liquidity and strength | p. 282 |
Liquidity and critical states | p. 285 |
Liquidity and normal compression | p. 290 |
Sensitive soils | p. 296 |
Strength and overburden pressure | p. 301 |
Conclusion | p. 308 |
Exercises | p. 308 |
Stress paths and soil tests | p. 310 |
Introduction | p. 310 |
Display of stress paths | p. 312 |
Axially symmetric stress paths | p. 314 |
One-dimensional compression of soil | p. 314 |
One-dimensional unloading of soil | p. 320 |
Fluctuation of water table | p. 327 |
Elements on centreline beneath circular load | p. 328 |
Plane strain stress paths | p. 330 |
One-dimensional compression and unloading | p. 330 |
Elements beneath long embankment | p. 331 |
Elements adjacent to long excavation | p. 333 |
Element in long slope | p. 335 |
General stress paths | p. 336 |
Undrained strength of soil in various tests | p. 337 |
Modes of undrained deformation | p. 337 |
Undrained strengths: Cam clay model | p. 342 |
Conclusion | p. 351 |
Exercises | p. 351 |
Applications of elastic-plastic models | p. 354 |
Introduction | p. 354 |
Circular load on soft clay foundation | p. 355 |
Yielding and generation of pore pressure | p. 355 |
Yielding and immediate settlement | p. 365 |
Yielding and coefficient of consolidation | p. 369 |
Yielding and long-term settlement | p. 372 |
Finite element analyses of geotechnical problems | p. 376 |
Inhomogeneities within a triaxial test specimen | p. 377 |
Centrifuge model of embankment on soft clay | p. 382 |
Experimental embankment on soft clay at Cubzac-les-Ponts | p. 393 |
Conclusion | p. 408 |
Exercises | p. 409 |
Beyond the simple models | p. 414 |
Introduction: purpose of models | p. 414 |
Effects of time | p. 414 |
Inelastic elastic response | p. 422 |
Evolution of yield loci | p. 434 |
Concluding remarks: applicable models | p. 444 |
References | p. 448 |
Index | p. 459 |
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