Microstructure and anisotropic swelling behaviour of compacted bentonite/sand mixture

Journal of Rock Mechanics and Geotechnical Engineering - Tập 6 Số 2 - Trang 126-132 - 2014
Simona Saba1,2, Jean-Dominique Barnichon1, Yu‐Jun Cui1, Anh Minh Tang1, Pierre Delage1
1Ecole des Ponts ParisTech, Laboratoire Navier, Marne la Vallée, France
2Institut de Radioprotection et de Sûreté Nucléaire (IRSN), Fontenay-aux-Roses, France

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Agus, 2005

Agus, 2005, Effect of shrinking and swelling on microstructures and fabric of a compacted bentonite-sand mixture, 543

Barnichon, 2012, The SEALEX in situ experiments: performance test of repository seals, 1391

Börgesson, 1996, Modelling of the physical behaviour of clay barriers close to water saturation, Engineering Geology, 41, 127, 10.1016/0013-7952(95)00030-5

Cho, 2000, Influence of temperature elevation on the sealing performance of a potential buffer material for a high-level radioactive waste repository, Annals of Nuclear Energy, 27, 1271, 10.1016/S0306-4549(99)00124-3

Comina, 2008, EIT oedometer: an advanced cell to monitor spatial and time variability in soil, Geotechnical Testing Journal, 31, 404, 10.1520/GTJ101367

Cui, 2002, Microstructure changes of a confined swelling soil due to suction controlled hydration, 593

Delage, 2006, Ageing effects in a compacted bentonite: a microstructure approach, Géotechnique, 56, 291, 10.1680/geot.2006.56.5.291

Delage, 1998, The relationship between suction and swelling properties in a heavily compacted unsaturated clay, Engineering Geology, 50, 31, 10.1016/S0013-7952(97)00083-5

Dixon, 1985, A study of the compaction properties of potential clay–sand buffer mixtures for use in nuclear fuel waste disposal, Engineering Geology, 21, 247, 10.1016/0013-7952(85)90015-8

Gebrenegus, 2006, The application of X-ray computed tomography for characterisation of surface crack networks in bentonite-sand mixtures, 207

Karnland, 2006

Kawaragi, 2009, Microstructure of saturated bentonites characterized by X-ray CT observations, Engineering Geology, 106, 51, 10.1016/j.enggeo.2009.02.013

Ketcham, 2001, Acquisition, optimization and interpretation of X-ray computed tomographic imagery: applications to the geosciences, Computers & Geosciences, 27, 381, 10.1016/S0098-3004(00)00116-3

Komine, 1994, Experimental study on swelling characteristics of compacted bentonite, Canadian Geotechnical Journal, 31, 478, 10.1139/t94-057

Komine, 2003, New equations for swelling characteristics of bentonite-based buffer materials, Canadian Geotechnical Journal, 40, 460, 10.1139/t02-115

Komine, 2004, Predicting swelling characteristics of bentonites, Journal of Geotechnical and Geoenvironmental Engineering, 130, 818, 10.1061/(ASCE)1090-0241(2004)130:8(818)

Komine, 2009, Swelling characteristics of bentonites in artificial seawater, Canadian Geotechnical Journal, 46, 177, 10.1139/T08-120

Kozaki, 2001, Observation of microstructures of compacted bentonite by microfocus X-ray computerized tomography (Micro-CT), Journal of Nuclear Science Technology, 38, 697, 10.1080/18811248.2001.9715085

Lee, 1999, Swelling pressures of a potential buffer material for high-level waste repository, Journal of the Korean Nuclear Society, 31, 139

Lee, 2012, Swelling pressures of compacted Ca-bentonite, Engineering Geology, 129–130, 20, 10.1016/j.enggeo.2012.01.005

Lloret, 2003, Mechanical behaviour of heavily compacted bentonite under high suction changes, Géotechnique, 53, 27, 10.1680/geot.2003.53.1.27

Lloret, 2007, Advances on the knowledge of the thermo-hydro-mechanical behaviour of heavily compacted “FEBEX” bentonite, Physics and Chemistry of the Earth, Parts A/B/C, 32, 701, 10.1016/j.pce.2006.03.002

Madsen, 1998, Clay mineralogical investigations related to nuclear waste disposal, Clay Minerals, 33, 109, 10.1180/000985598545318

Montes-Hernandez, 2002

Mukunoki, 2006, Investigation of crack behaviour on cover soils at landfill using X-ray CT, 213

Pusch, 1982, Mineral-water interactions and their influence on the physical behavior of highly compacted Na bentonite, Canadian Geotechnical Journal, 19, 381, 10.1139/t82-041

Rasband, 1997

Saba, 2014, A further insight into the microstructure of compacted bentonite-sand mixture, Engineering Geology, 168, 141, 10.1016/j.enggeo.2013.11.007

Tang, 2008, Thermo-mechanical behaviour of a compacted unsaturated swelling clay, Géotechnique, 58, 45, 10.1680/geot.2008.58.1.45

Tang, 2011, Investigating the swelling pressure of compacted crushed-Callovo-Oxfordian argillite, Physics and Chemistry of the Earth, 36, 1857, 10.1016/j.pce.2011.10.001

Van Geet, 2005, The use of microfocus X-ray computed tomography in characterising the hydration of a clay pellet/powder mixture, Applied Clay Science, 29, 73, 10.1016/j.clay.2004.12.007

Villar, 2001, Variation in the intrinsic permeability of expansive clays upon saturation, 259

Wang, 2012, Experimental study on the swelling behaviour of bentonite/claystone mixture, Engineering Geology, 124, 59, 10.1016/j.enggeo.2011.10.003

Wang, 2013, The effects of technological voids on the hydro-mechanical behaviour of compacted bentonite-sand mixture, Soils and Foundations, 53, 232, 10.1016/j.sandf.2013.02.004

Yong, 1986, Formulation of backfill material for a nuclear fuel waste disposal vault, Canadian Geotechnical Journal, 23, 216, 10.1139/t86-031