| Editorial. B. Simpson | 1 |
| Full-height piled bridge abutments constructed on soft clay. E. A. Ellis and S. M. Springman | 3 |
| New descriptions of plane strain. E. T. R. Dean | 15 |
| Evaluation of axial shear test using plane strain simulations. F. Molenkamp | 37 |
| Consolidation equation valid for both Darcian and non-Darcian flow. S. Hansbo | 51 |
| A parametric study of the pull-out capacity of bucket foundations in soft clay. L. Zdravković, D. M. Potts and R. J. Jardine | 55 |
| The effect on anisotropy of rotating the principal stress axes during consolidation. L. Zdravković and R. J. Jardine | 69 |
| Discussion |
| Oberservation of Biot compressional wave of the second kind in granular soils. K. Nakagawa, K. Soga and J. K Mitchell | 85 |
| Dimensional analysis for geotechnical engineers. R. Butterfield | 91 |
| Piled raft foundations: design and applications. H. G. Poulos | 95 |
| Analysis of wave-induced liquefaction of sand beds. S. Sassa and H. Sekiguchi | 115 |
| A model for rockfill compressibility. L. A. Oldecop and E. E. Alonso | 127 |
| Stability of plate anchors in undrained clay. R. S. Merifield, S. W. Sloan and H. S. Yu | 141 |
| Technical Notes |
| Constitutive model for the continuous damage of brittle rock. Y.-W. Pan and B.-H. Wen | 155 |
| Analytical study of saturation effects on seismic vertical amplification of a soil layer. J. Yang and T. Sato | 161 |
| Undrained shear strength of soft clays from push cone penetration test. G. Mesri | 167 |
| Strain-based plasticity models for soils and the BRICK model as an example of the hyperplasticity approach. A. M. Puzrin and G. T. Houlsby | 169 |
| Fractal compression of soil. G. R. McDowell and C. M. Daniell | 173 |
| Discussion |
| Soil stiffness in stress paths relevant to diaphragm walls in clay. W. Powrie, H. Pantelidou and S. E. Stallebrass | 177 |
| Rigorous plasticity solutions for the bearing capacity of two-layered clays. R. S. Merifield, S. W. Sloan and H. S. Yu | 179 |
| Net pressure analysis of cantilever sheet pile walls. R. A. Day | 185 |
| Further investigations at the Folkestone Warren landslide. N. A. Trenter and C. D. Warren | 189 |
| Book reviews | 193 |
| 39th Rankine Lecture: Natural slopes and cuts: movement and failure mechanisms. S. Leroueil | 195 |
| Stiffness of geomaterials at very small strains. C. R. I. Clayton and G. Heymann | 245 |
| Modelling consolidation accelerated by vertical drains in soils subject to creep. D. F. T. Nash and S. J. Ryde | 257 |
| Technical Note Seismic vertical uplift capacity of strip anchors. J. Kumar | 275 |
| Discussion |
| Earthquake destructiveness potential factor and slope stability. T. Crespellani, C. Madiai and G. Vannuchi | 281 |
| A probabilistic approach to sand particle crushing in the triaxial test. Y. Nakata, A. F. L. Hyde, M. Hyodo and H. Murata | 285 |
| Géotechnique reviewers | 289 |
| Erratum | 291 |
| Field behaviour of very soft clays at the Athlone embankments. M. M. Long and N. J. O'Riordan | 293 |
| Pre-failure strain softening and pre-failure instability of sand: a comparative study. J. Chu and W. K. Leong | 311 |
| Undrained cavity expansion in modified Cam clay I: Theoretical analysis. L. F. Cao, C. I. Teh and M. F. Chang | 323 |
| Undrained cavity expansion in modified Cam clay II: Application to the interpretation of the piezocone test. M. F. Chang, C. I. Teh and L. F. Cao | 335 |
| Bearing capacity of spatially random soil: the undrained clay Prandtl problem revisited. D. V. Griffiths and G. A. Fenton | 351 |
| Technical Notes |
| Consolidation of soil with vertical and horizontal drainage under ramp load. G. Zhu and J.-H. Yin | 361 |
| On the non-intersection dilemma in multiple surface plasticity. A. M. Puzrin and G. T. Houlsby | 369 |
| Shear strength parameters from back-analysis of single slips. L. D. Wesley and V. Leelaratnam | 373 |
| Discussion |
| The permeability of clay suspensions. V. Pane and R. L. Schiffman | 375 |
| A back-analysis of Beliche Dam. D. J. Naylor, J. R. Maranha, E. Maranha das Neves and A. A. Veiga Pinto | 377 |
| Estimation of in situ stresses using anisotropic elasticity and suction measurements. I. G. Doran, V. Sivakumar, J. Graham and A. Johnson | 383 |
| Book review | 385 |
| Corrigendum | 387 |
| Plane strain instability of saturated elasto-plastic soils. S. Iai and J. P. Bardet | 389 |
| Failure mechanism of the Aznalcóllar Dam, Seville, Spain. C. Olalla and V. Cuéllar | 399 |
| Active and passive critical slip fields for cohesionless soils and calculation of lateral earth pressures. D.-Y. Zhu, Q.-H. Qian and C. F. Lee | 407 |
| Kinematic pile bending during earthquakes: analysis and field measurements. S. Nikolaou, G. Mylonakis, G. Gazetas and T. Tazoh | 425 |
| Structure degradation and changes in the mechanical behaviour of a stiff clay due to weathering. F. Cafaro and F. Cotecchia | 441 |
| Winkler modulus for axially loaded piles. G. Mylonakis | 455 |
| Technical Notes |
| Observations of footing behaviour on loose carbonate sands. B. W. Byrne and G. T. Houlsby | 463 |
| Shear modulus and damping ratio of a clay during undrained cyclic loading. S. Teachavorasinskun, P. Thongchim and P. Lukkunaprasit | 467 |
| Drained creep behaviour of soft Hong Kong marine deposits. J.-G. Zhu and J.-H. Yin | 471 |
| Discussion |
| Time-related increases in the shaft capacities of driven piles in sand. F. C. Chow, R. J. Jardine, J. F. Nauroy and F. Brucy | 475 |
| A unique relationship for χ for the determination of the shear strength of unsaturated soils. N. Khalili and M. H. Kabbaz | 477 |
| British PhD Theses: 2000 | 479 |
| Deformation of landfill from measurements of shear wave velocity and damping. C. P. Abbiss | 483 |
| Macro–micro measurement of particle arrangement in sheared kaolinitic matrices. P. Dudoignon, A. Pantet, L. Carrara and B. Velde | 493 |
| Case study of lateral spreading forces on a piled foundation. J. B. Berrill, S. A. Christensen, R. P. Keenan, W. Okada and J. R. Pettinga | 501 |
| Characteristic values of ground parameters and probability of failure in design according to Eurocode 7. A. S. Cardoso and M. M. Fernandes | 519 |
| Development of stabilisation and solidification in lime–clay mixes. D. I. Boardman, S. Glendinning and C. D. F. Rogers | 533 |
| Particle shape characterisation using Fourier descriptor analysis. E. T. Bowman, K. Soga and W. Drummond | 545 |
| Drained and undrained anisotropic elastic stiffness parameters. M. L. Lings | 555 |
| Technical Note |
| Block sampling and test sample preparation of locked sands. A. Cresswell | 567 |
| Discussion |
| Theoretical analysis of centrifugal model tests on reinforced earth structures. A. Sawicki | 571 |
| Influence of soil structure and stress history on the soil–water characteristics of a compacted till. S. K. Vanapalli, D. G. Fredlund and D. E. Pufahl | 573 |
| Partially saturated tailings sand below the phreatic surface. A. B. Fourie, B. A. Hofmann, R. J. Mikula, E. R. F. Lord, P. K. Robertson | 577 |
| Factors affecting rainfall-induced flowslides in laboratory flume tests. G. Wang and K. Sassa | 587 |
| Prediction and interpretation of pore pressure dissipation for a tapered piezoprobe. A. J. Whittle, T. Sutabutr, J. T. Germaine and A. Varney | 601 |
| Quantitative characterisation of the geometry of discrete particles. B. Sukumaran and A. K. Ashmawy | 619 |
| Consolidation of naturally gassy soft soil. G. C. Sills and R. Gonzalez | 629 |
| Technical Notes |
| Revisiting Hvorslev's intake factors using the finite element method. S. Ratnam, K. Soga and R. W. Whittle | 641 |
| Stabilisation of leaning structures: the Tower of Pisa case. S. M. T. Ranzini | 647 |
| Discussion |
| Group effects in stone column foundations: model tests. D. Muir-Wood, W. Hu and D. F. T. Nash | 649 |
| Sand state from cone penetrometer tests: a framework considering grain crushing stress. J.-M. Konrad | 651 |
| Slope stability analysis by finite elements. D. V. Griffiths and P. A. Lane | 653 |
| Strip loads on a non-linear heterogeneous half-space. U. Holzlöhner | 655 |
| A laboratory study of post-rupture strength. V. N. Georgiannou and J. B. Burland | 665 |
| Fuzzy partitioning algorithms applied to the interpretation of distinct element modelling results. J. P. Harrison, A. M. Ferrero and S. Cravero | 677 |
| Combined loading of spudcan foundations on clay: numerical modelling. C. M. Martin and G. T. Houlsby | 687 |
| Theory and practice of the fall cone test. T. Koumoto and G. T. Houlsby | 701 |
| Technical Notes |
| A novel bender/extender element for soil testing. M. L. Lings and P. D. Greening | 713 |
| Vertical stress formula for pressure over rectangular areas. H. M. Algin | 719 |
| Monitoring sedimentation of a clay slurry. J. Blewett, W. J. McCarter, T. M. Chrisp and G. Starrs | 723 |
| Discussion |
| Dilatancy for cohesionless soils. X. S. Li and Y. F. Dafalias | 729 |
| Corrigenda | 731 |
| Addendum | 732 |
| An investigation of the effect of soil state on the capacity of driven piles in sands. E. U. Klotz and M. R. Coop | 733 |
| Radiographic and microscopic observation of shear bands in granular materials. S. Nemat-Nasser and N. Okada | 753 |
| The strength of unsaturated bentonite-enhanced sand. D. I. Stewart, Y. Y. Tay and T. W. Cousens | 767 |
| Failure models of drilling fluid filter cake. P. Cerasi and K. Soga | 777 |
| Upper-bound load estimates on square and rectangular footings. R. L. Michalowski | 787 |
| Three-dimensional site characterisation: neural network approach. C. H. Juang, T. Jiang and R. A. Christopher | 799 |
| Technical Notes |
| Uplift, friction, capillarity and effective stress: revisited via the porous media theory. R. de Boer | 811 |
| Strength theory of homogeneous jointed rock mass. F. Wu and S. Wang | 815 |
| Discussion |
| Fall-cone penetration and water content relationships of clays. T. W. Feng | 819 |
| Precompression design for secondary settlement reduction. E. E. Alonso, A. Gens and A. Lloret | 822 |
| Editorial. B. Simpson and H. Thomas | 827 |
| Obituary | 829 |
| Soil consolidation associated with grouting during shield tunnelling in soft clayey ground. K. Komiya, K. Soga, H. Akagi, M. R. Jafari and M. D. Bolton | 835 |
| Analysis of progressive liquefaction as a moving-boundary problem. S. Sassa, H. Sekiguchi and J. Miyamoto | 847 |
| Secondary compression of clays as a local dehydration process. V. Navarro and E. E. Alonso | 859 |
| A random method for simulating loose packs of angular particles using tetrahedra. J.-P. Latham, Y. Lu and A. Munjiza | 871 |
| Technical Notes |
| Horizontal slice method of analysis. M. Shahgholi, A. Fakher and C. J. F. P. Jones | 881 |
| Strength variation in young reef limestones. C. L. Burton, A. C. Waltham and S. J. McLaren | 887 |
| On the application of the Hiley formula in driving long piles. T. Triantafyllidis | 891 |
| Statistics of soil particle strength. G. R. McDowell | 897 |
| Consolidation behaviour of allophane clays. L. D. Wesley | 901 |
| Discussion |
| Analysis of single-fluid jet grouting. D. A. Greenwood and A. L. Bell | 905 |
| Contents of Volume 51 | 907 |
| Index to Volume 51 | 910 |