A 3 m thick soil has coefficient of permeability 3 x10^-7 m/s. A separate test porosity 40% and bulk unit weight 21 kN/m^3 at a moisture content of 31%. Determine the flow to maintain critical conditions? Assume unity unit area.   a. 6.2 x10^-7 m^3/s/m^2  b. 1.0 x 10^-7 m^3/s/m^2 c.3.1 x 10^-7 m^3/s/m^2  d. 5.7 x 10^-7 m^3/s/m^2

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter8: Stresses In A Soil Mass
Section: Chapter Questions
Problem 8.13P
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A 3 m thick soil has coefficient of permeability 3 x10^-7 m/s. A separate test porosity 40% and bulk unit weight 21 kN/m^3 at a moisture content of 31%. Determine the flow to maintain critical conditions? Assume unity unit area.

 

a. 6.2 x10^-7 m^3/s/m^2

 b. 1.0 x 10^-7 m^3/s/m^2

c.3.1 x 10^-7 m^3/s/m^2

 d. 5.7 x 10^-7 m^3/s/m^2

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