Question: For a falling head permeability test, the following values are given: Length of specimen = 2 0 0 m m , Diameter of specimen =

For a falling head permeability test, the following values are given: Length of specimen =200mm, Diameter of
specimen =20mm, Diameter of standpipe =5mm, Head difference at time t=0=500mm, head difference at time t=
180sec=3200mm. Determine the hydraulic conductivity of the soil in cmsec.
FIGURE 7.19 A falling-head permeameter.
For a falling head permeability test, the

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