...R. Walker; B. Indraratna A novel use of the spectral method to determine excess pore water pressure during vertical consolidation of multi-layered soil with time constant material properties is presented, considering a unit cell with combined vertical and radial drainage. Equal strain conditions...

... de sables concassés est fonction des conditions hydrodynamiques imposées. calcareous soils drainage laboratory tests mineralogy particle crushing/crushability sands Soils possess particles that carry and do not carry skeletal loads: the non-skeletal particles rest inside the porous...

... papers concerned with the effects of groundwater on geotechnical structures are included, if this is the principal or only influence addressed. drainage groundwater historical review permeability La présente communication passe en revue les travaux sur le sujet de la nappe phréatique...

... that satisfies the above conditions, shown schematically in Fig. 2 , is given by 08 09 2006 08 03 2007 © 2007 Thomas Telford Ltd 2007 clays consolidation drainage soil stabilisation theoretical analysis Vertical drains are used to improve soft soil by providing a horizontal...

... horizontales et verticales influence visiblement la période hydrodynamique. Il a été observé une réduction significative pour E_v < E_h. Les profils de déformation variés expliquent les différences observées. anisotropy consolidation drainage elasticity...

... des essais de baisse capillaire. Cet exposé montre également le comportement du tensiomètre et les caractéristiques des courbes SMC. drainage laboratory equipment partial saturation pore pressure standards suction In unsaturated soils, owing to the existence of air and water...

... l'encrassement partiel ont une nette influence sur les dimensions de pores du filtre et sur sa capacité de rétention; ils donnent une information supplémentaire sur les critères de filtrage actuels pour les géotextiles. drainage filters geotextiles laboratory tests microscopy From...

... of Sheffield of Mr P. L. Osborne and Mr M. Foster. 24 01 2002 26 02 2002 © 2002 Thomas Telford Ltd 2002 drainage model tests permeability seepage In a previous paper (Hird & Moseley, 2000) the effects of disturbance, or smear, on the efficiency of circular vertical...

... and by extrapolating to a zero element thickness for the correct value. A linear variation of the F/d ratio with mesh size is usually expected. © 2001 Thomas Telford Ltd 2001 clays drainage field instrumentation in-situ testing numerical modelling and analysis permeability site...

... of consolidation exhibits very good normalised behaviour using this new T. Results are presented in figures and tables for practical applications. consolidation drainage settlement theoretical analysis time dependence Vertical drains are widely used to facilitate the consolidation of soil...

... diameter, with a flexible base, has been subjected to incremental fluid loadings typically to 160 kPa, with foundation drainage permitted. Model preparation included the installation of as many as 572 sand columns in a single foundation. Comparison is made between the experimental results and the analysis...

... sol. En l'absence de couches de sable, cet effet s'est avéré relativement modeste et conforme aux résultats obtenus dans la recherche précédente. drainage ground improvement model tests permeability seepage For over 50 years now, vertical drains have been installed in compressible...

...R. G. Robinson Robinson, R. G. (1999). GeÂotechnique 49, No. 1, 127±132 TECHNICAL NOTE Consolidation analysis with pore water pressure measurements R. G. ROBINSONÃ KEYWORDS: compressibility; consolidation; drainage; permeability; pore pressures; settlement. INTRODUCTION A knowledge of the coef®...

...A. Paksy; W. Powrie; J. P. Robinson; L. Peeling A laboratory investigation was made of the clogging of landfill drainage systems due to microbial growth in anaerobic conditions. The factors addressed included the flow rate and composition of the leachate, the saturation conditions...

... exponentielle entre le gradient hydraulique et la vitesse de fluage. L'auteur montre que la corrélation entre la théorie classique et la pratique, basée sur la rétro-analyse des données sur le terrain, est moins bonne que la corrélation avec la méthode λ. case history clays consolidation drainage full...

...R. G. Robinson © 1997 Thomas Telford Ltd 1997 clays compressibility consolidation drainage settlement ...