• Title/Summary/Keyword: silica based slurry

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Micro In-situ Tests on Overconsolidated Clay Prepared in Chambers (토조내에 준비된 과압밀 점토에 대한 모형 원위치 시험)

  • Cho Nam Jun
    • Journal of the Korean Geotechnical Society
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    • v.21 no.2
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    • pp.5-16
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    • 2005
  • Tn this study, model soil deposits are prepared in large test chambers to minimize the scale effects. Also, slurry of mixture containing 50 percent kaolin clay and 50 percent silica has been consolidated to simulate the process of natural soil deposit formation and to reduce the consolidation time. To provide a more detailed description of varying soil properties along the soil profile of model clay deposits and to compare the in-situ test results with those from prototype tests, miniature in-situ tests, including vane shear, piezoprobe, and cone penetration tests were conducted in each of the clay deposits. The current results indicate that consistent soil deposits were prepared for the current and previous test programs. Also, reasonable predicting methods of prototype behavior based on model in-situ test results were suggested in this study by examining differences between the test results from both the model and prototype tests.