sample. The hydraulic cConductivities of the soils in the direction of flow through them are as follows. Soil A k (cm/sec) 1X10-2 3X10-3 4.9X10-4 Porosity, n (%) 25 32 B C 22 Page 1 of 4 a. Calculate the equivalent k in cm/sec. b. Calculate the rate of water supply in cm^3/hr c. Calculate the seepage velocity through soil C in m/sec. 400 H в с 150 150 200 mm mm mm

Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN:9781305081550
Author:Braja M. Das
Publisher:Braja M. Das
Chapter16: Soil Improvement And Ground Modification
Section: Chapter Questions
Problem 16.10P
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Figure below shows layers of soil in a tube that is 100mm x 100mm in
cross section. Water is supplied at a constant head difference of 400 mm across the
sample. The hydraulic conductivities of the soils in the direction of flow through them are
as follows.
Soil
A
k (cm/sec)
1X10-2
Porosity, n (%)
25
B
3X10-3
32
C
4.9X10-4
22
Page 1 of 4
a. Calculate the equivalent k in cm/sec.
b. Calculate the rate of water supply in cm^3/hr
c. Calculate the seepage velocity through soil C in m/sec.
400
ha
he
А в с
150
150
200
mm
mm
mm
Transcribed Image Text:Figure below shows layers of soil in a tube that is 100mm x 100mm in cross section. Water is supplied at a constant head difference of 400 mm across the sample. The hydraulic conductivities of the soils in the direction of flow through them are as follows. Soil A k (cm/sec) 1X10-2 Porosity, n (%) 25 B 3X10-3 32 C 4.9X10-4 22 Page 1 of 4 a. Calculate the equivalent k in cm/sec. b. Calculate the rate of water supply in cm^3/hr c. Calculate the seepage velocity through soil C in m/sec. 400 ha he А в с 150 150 200 mm mm mm
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