Data: Data collected during this test consist of the following: diameter of soil sample length of the soil sample initial head reading final head reading qmount of water collected time of collection Calculations: Coefficient of permeability can be calculated using the equation k = ( QL)/( Aht) where: k = coefficient of permeability, cm/s Q = quantity of water discharged during the test, cm3 L = length of the soil sample, cm A = cross-sectional area of the sample, cm2 h = head différënce during test, cm 1= time required.for quantity Q to be discharged during test, in seconds.- %3D The permeability computed using the above equation is the value for the particular water-temperature at which the test was conducted It · is necessary to correct this permeability to that for 20°C by multiplying the computed value by, the ratio of viscosity of water at the test temperature to viscosity of water af 20°C. Data & Results: Initial Reading : 105.7 cm Final Reading : 92 cm Head Difference : (Initial-Final) reading Length of Sample : 13 cm Diamet er of Soil Sample : 5.8cm Amount of Water Collected : 27.5g Time of Collection :75sec COEFFICIENT OF PERMEABILITY (actual) COEFFICIENT OF PERMEABILITY (standard) : (actual* 0.91)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Please solve using constant head method. Please use all values/decimal places in computations. Thank you. 

Data:
Data collected during this test consist of the following:
diameter of soil sample
length of the soil sample
initial head reading
final head reading
qmount of water collected
time of collection
Calculations:
Coefficient of permeability can be calculated using the equation
k = ( QL)/( Aht)
where:
k = coefficient of permeability, cm/s
Q = quantity of water discharged during the test, cm3
L = length of the soil sample, cm
A = cross-sectional area of the sample, cm2
h = head différënce during test, cm
1= time required.for quantity Q to be discharged during test,
in seconds.-
%3D
The permeability computed using the above equation is the value
for the particular water-temperature at which the test was conducted. It
· is necessary to correct this permeability to that for 20°C by multiplying the
computed value by, the ratio of viscosity of water at the test temperature
to viscosity of water af 20°C.
Data & Results:
Initial Reading
: 105.7 cm
Final Reading
: 92 cm
Head Difference
: (Initial-Final) reading
Length of Sample
: 13 cm
Diamet er of Soil Sample
: 5.8cm
Amount of Water Collected
: 27.5g
Time of Collection
:75sec
COEFFICIENT OF PERMEABILITY (actual)
COEFFICIENT OF PERMEABILITY (standard) : (actual* 0.91)
Transcribed Image Text:Data: Data collected during this test consist of the following: diameter of soil sample length of the soil sample initial head reading final head reading qmount of water collected time of collection Calculations: Coefficient of permeability can be calculated using the equation k = ( QL)/( Aht) where: k = coefficient of permeability, cm/s Q = quantity of water discharged during the test, cm3 L = length of the soil sample, cm A = cross-sectional area of the sample, cm2 h = head différënce during test, cm 1= time required.for quantity Q to be discharged during test, in seconds.- %3D The permeability computed using the above equation is the value for the particular water-temperature at which the test was conducted. It · is necessary to correct this permeability to that for 20°C by multiplying the computed value by, the ratio of viscosity of water at the test temperature to viscosity of water af 20°C. Data & Results: Initial Reading : 105.7 cm Final Reading : 92 cm Head Difference : (Initial-Final) reading Length of Sample : 13 cm Diamet er of Soil Sample : 5.8cm Amount of Water Collected : 27.5g Time of Collection :75sec COEFFICIENT OF PERMEABILITY (actual) COEFFICIENT OF PERMEABILITY (standard) : (actual* 0.91)
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