Bio- and Chemo-Mechanical Processes in Geotechnical - download pdf or read online
By Laloui, Lyesse (editor), Lyesse
In recent times, titanic advances were made in realizing the coupling among chemical and organic procedures and mechanical and hydraulic behaviours in soils and rocks. whilst, experimentation and modelling features have stepped forward considerably, permitting potent layout of geotechnical functions. the necessity for such analyses arises, for instance, in chemical and organic soil development; nuclear, unsafe and municipal waste containment; petroleum and common fuel extraction; methane hydrate exploitation; CO2 sequestration; and evaluate of pavement durability.
The 17th Géotechnique Symposium in Print happened on the establishment of Civil Engineers on three June 2013 and sought to handle the hot demanding situations which are rising from the interactions among multi-physical phenomena. those court cases assemble the foreign learn awarded on the symposium and released throughout problems with Géotechnique in addition to extra next study released within the journal.
The papers chosen for the symposium hide a variety of geotechnical approaches, including:
- Experimental research and constitutive modelling of the bio- and chemo-mechanical behaviour of geomaterials.
- results of adjustments within the pore water chemistry on soil and rock behaviour.
- Interactions among geometrical scales of various organic, chemical, actual and mechanical processes.
- Case reports of chemical and organic soil modifications.
- functions of bio- and chemo-mechanical versions in rising technologies.
Bio- and Chemo- Mechanical techniques in Geotechnical Engineering offers researchers and practitioners with a entire advent to the hot advances within the zone and valuable perception into the advancements inside of this rising box.
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Extra info for Bio- and Chemo-Mechanical Processes in Geotechnical Engineering: Géotechnique Symposium in Print 2013
Barbour & Fredlund (1989) interpreted the results of a series of four experiments conducted by Mesri & Olson (1971), and presented additional experimental results on two different types of soil to quantify ‘osmotic compressibility and permeability’. The main conclusion of their work was that the dominant mechanism of volume change was osmotic consolidation, referred to as chemical consolidation here. Consolidation due to a difference in chemical composition of the pore water was investigated by Fernandez & Quigley (1985, 1991) and later by Hueckel (1997) and Boukpeti et al.
M , Ca monovalent divalent âMg . â and, in general, â . â : m m m m In this type of material microstructural behaviour is dominant, so the model results and experimental observations address mainly the performance of the microstructural component of the model. It will be shown, however, that the macrostructural component and its interaction with the microstructure are required to describe the observed behaviour fully. To obtain the desired shape for the interaction functions, the following equations are adopted.
1, pp. 541– 548. Rotterdam, the Netherlands: Balkema. Alonso, E. , Vaunat, J. & Gens, A. (1999). Modelling the mechanical behaviour of expansive clays. Engng Geol. 54, No. 1–2, 173–183. Appelo, C. & Postma, D. (1993). Geochemistry, groundwater and pollution. Rotterdam, the Netherlands: Balkema. Barbour, S. L. & Yang, N. (1993). A review of the influence of clay-brine interactions on the geotechnical properties of Camontmorillonitic clayey soils from western Canada. Can. Geotech. , 30, No. 6, 920–934.
Bio- and Chemo-Mechanical Processes in Geotechnical Engineering: Géotechnique Symposium in Print 2013 by Laloui, Lyesse (editor), Lyesse