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Electrochemical strengthening of clayey sandy soils
Abstract Most previous studies and applications of electrochemical stabilization of soils through electroosmosis have been made on clayey soils. The object of this investigation was to find out if relatively small amounts of clay (1.5%–3.5%, by weight) present in a sandy soil would be enough for stabilization and strengthening to be possible. The results indicate increases of cohesion of the order of 100–200 lb./sq.ft. X-ray analyses of treated soils indicate that sheet structures of clays are reduced and silicates destroyed upon treatment by electroosmosis. Newly-formed minerals also cement the soil. These neoformations include gibbsite, limonite, calcite, hydrohematite, hydrogoethite (hydrolepidocrocite), hisingerite, allophane, allophanoid, gypsum, hematite, magnetite, nontronite, trona and natron (Na2 CO3, 10H2O). The process seems to be irreversible.
Electrochemical strengthening of clayey sandy soils
Abstract Most previous studies and applications of electrochemical stabilization of soils through electroosmosis have been made on clayey soils. The object of this investigation was to find out if relatively small amounts of clay (1.5%–3.5%, by weight) present in a sandy soil would be enough for stabilization and strengthening to be possible. The results indicate increases of cohesion of the order of 100–200 lb./sq.ft. X-ray analyses of treated soils indicate that sheet structures of clays are reduced and silicates destroyed upon treatment by electroosmosis. Newly-formed minerals also cement the soil. These neoformations include gibbsite, limonite, calcite, hydrohematite, hydrogoethite (hydrolepidocrocite), hisingerite, allophane, allophanoid, gypsum, hematite, magnetite, nontronite, trona and natron (Na2 CO3, 10H2O). The process seems to be irreversible.
Electrochemical strengthening of clayey sandy soils
Adamson, Lucas G. (Autor:in) / Quigley, Donald W. (Autor:in) / Ainsworth, H. Ross (Autor:in) / Chilingar, George V. (Autor:in)
Engineering Geology ; 1 ; 451-459
20.01.1967
9 pages
Aufsatz (Zeitschrift)
Elektronische Ressource
Englisch
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