Problem The saturated soil specimen shown below has a permeability of 0.005 cm/sec, a porosity of 38%, and a cross-sectional area of 22 cm². Two standpipes are placed at points A and B as shown below. The specimen has reached a steady state condition after flushing it with water for 1 hr. Datum ttttt h₁ = 100 cm 50 cm L = 50 cm B 40 cm h₂ = 80 cm Determine: 1. 2. Elevation head (in cm) at points A and B. Pore water pressure (in kPa) at points A and B. 3. Discharge velocity (in cm/sec) through the sample. 4. 5. What is the quantity of flow through the sample in cm³/day? What is the magnitude of the seepage velocity (in cm/sec)? OUT

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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The saturated soil specimen shown below has a permeability of 0.005 cm/sec, a porosity of 38%,
and a cross-sectional area of 22 cm². Two standpipes are placed at points A and B as shown below.
The specimen has reached a steady state condition after flushing it with water for 1 hr.
Datum
ttttt
h₁ = 100 cm
50 cm
L = 50 cm
B
40 cm
h₂ = 80 cm
Determine:
1.
2.
Elevation head (in cm) at points A and B.
Pore water pressure (in kPa) at points A and B.
3. Discharge velocity (in cm/sec) through the sample.
4.
5.
What is the quantity of flow through the sample in cm³/day?
What is the magnitude of the seepage velocity (in cm/sec)?
OUT
Transcribed Image Text:Problem The saturated soil specimen shown below has a permeability of 0.005 cm/sec, a porosity of 38%, and a cross-sectional area of 22 cm². Two standpipes are placed at points A and B as shown below. The specimen has reached a steady state condition after flushing it with water for 1 hr. Datum ttttt h₁ = 100 cm 50 cm L = 50 cm B 40 cm h₂ = 80 cm Determine: 1. 2. Elevation head (in cm) at points A and B. Pore water pressure (in kPa) at points A and B. 3. Discharge velocity (in cm/sec) through the sample. 4. 5. What is the quantity of flow through the sample in cm³/day? What is the magnitude of the seepage velocity (in cm/sec)? OUT
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