Chapter 3 Soil Classification - Geoengineer.org

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In fine grained soils, where the grains are smaller than 0.075 mm, the mineralogy of the soil grains, water content, etc. have greater influence than the grain sizes, on the engineering ... and coefficient of curvature (Cc or Cz). They are defined as: C D u D = 60 10 and C D c DD = 30 2 60 10 0 20 40 60 80 100 0.001 0.01 0.1 1 10 100 Grain size ...

  Coefficients, Mineralogy