A falling head hydraulic conductivity test is performed on a sample of soil. The stand pipe having a diameter of 0.20cm is observed and it takes 60 seconds for the water to drop by 50 cm from an initial hydraulic head of 90cm. The sample has a length of 20cm, and a diameter of 4cm. a.Find the coefficient of permeability (cm/sec) b.Solve for the hydraulic gradient c. Compute the rate of flow of water in the soil. (cm /sec.) 0.20 cm6 S PAND PIPE 50cm Thego om Acm 20am -: SoIL ww

Structural Analysis
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Author:KASSIMALI, Aslam.
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A falling head hydraulic conductivity test is performed on a sample of soil. The stand
pipe having a diameter of 0.20cm is observed and it takes 60 seconds for the water to drop by
50 cm from an initial hydraulic head of 90cm. The sample has a length of 20cm, and a diameter
of 4cm.
a.Find the coefficient of permeability (cm/sec)
b.Solve for the hydraulic gradient
c. Compute the rate of flow of water in the soil. (cm' /sec.)
0.20 cm 6 s TAND PIPE
50cm
Acm
不
20am -: SOIL
Transcribed Image Text:A falling head hydraulic conductivity test is performed on a sample of soil. The stand pipe having a diameter of 0.20cm is observed and it takes 60 seconds for the water to drop by 50 cm from an initial hydraulic head of 90cm. The sample has a length of 20cm, and a diameter of 4cm. a.Find the coefficient of permeability (cm/sec) b.Solve for the hydraulic gradient c. Compute the rate of flow of water in the soil. (cm' /sec.) 0.20 cm 6 s TAND PIPE 50cm Acm 不 20am -: SOIL
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