UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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A flownet for an earth dam on impervious foundation consists of 4 flow channels and 15 equipotential drops. The full reservoir level is 15 m above the downstream horizontal filter. Given that horizontal permeability is 9 x 10^-6 m/s and vertical permeability is 1 x 10^-6 m/s, the quantity of seepage through the dam will be

36 ml/s/m

25 ml/s/m

20 ml/s/m

15 ml/s/m

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