For a variable head permeability test, these values are given: • Length of the soil specimen 200 mm • Area of the soil specimen 1000 mm2 • Area of the standpipe 40 mm2 • Head difference at time t 0 is 500 mm • Head difference at time t 3 min is 300 mm a. Determine the hydraulic conductivity of the soil in cm/sec. b. What was the head difference at time t 100 sec?
For a variable head permeability test, these values are given: • Length of the soil specimen 200 mm • Area of the soil specimen 1000 mm2 • Area of the standpipe 40 mm2 • Head difference at time t 0 is 500 mm • Head difference at time t 3 min is 300 mm a. Determine the hydraulic conductivity of the soil in cm/sec. b. What was the head difference at time t 100 sec?
Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter7: Permeability
Section: Chapter Questions
Problem 7.14P
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For a variable head permeability test, these values are given:
• Length of the soil specimen 200 mm
• Area of the soil specimen 1000 mm2
• Area of the standpipe 40 mm2
• Head difference at time t 0 is 500 mm
• Head difference at time t 3 min is 300 mm
a. Determine the hydraulic conductivity of the soil in cm/sec.
b. What was the head difference at time t 100 sec?
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