• Title/Summary/Keyword: Lateral coefficieut of permeability

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A Study on the Anisotropic Characteristics of Permeability of a Remolded Decomposed Mudstone Soil in Pohang (재성형된 포항 이암풍화토의 투수에 관한 이방성 연구)

  • Kim, Young-Su;Jung, Sung-Gwan;Kim, Dae-Man;Kwon, Yong-Min
    • Journal of the Korean GEO-environmental Society
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    • v.4 no.3
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    • pp.5-17
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    • 2003
  • Using Rowe cell for vertical and lateral consolidate test, we concerned characteristics of vertical and lateral consolidation, and permeability on the remolded Decompoed Mudstone Soil in Phoang, and then, compared it with Oedometer test results. Indirect coefficients of permeability were calculated by the results of the coefficient of consolidation that were derived from 9 different kinds of methods. The values of indirect coefficients of permeability derived from ${\sqrt{t}}$ method and hyperbolic method were similar to the results of direct coefficients of permeability with respect to vertical drainage, but, in the case of lateral drainage, for all kinds of methods, the values of indirect coefficients of permeability showed overestimated ones. With vertical and lateral direct coefficient of permeability, by investigating the anisotropic effect with respect to permeability on Decomposed mudstone soil, we obtained average value, 13, with respect to anisotropic characteristics for all kinds of consolidation loadings.

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