Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen = 16 cm Diameter of specimen = 96 mm Constant Head Difference = 50 cm Volume of water collected in 4 min = 420 cc Void ratio of the soil specimen = 0.55 a. Determine the seepage velocity in m/min. Round off to four decimal places. b. determine the discharge velocity in m/min. Round off to four decimal places.

Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen = 16 cm Diameter of specimen = 96 mm Constant Head Difference = 50 cm Volume of water collected in 4 min = 420 cc Void ratio of the soil specimen = 0.55 a. Determine the seepage velocity in m/min. Round off to four decimal places. b. determine the discharge velocity in m/min. Round off to four decimal places.

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter6: Hydraulic Conductivity

Section: Chapter Questions

Problem 6.7P

See similar textbooks

Similar questions

For a constant-head permeability test in a sand, the following are given: (L = 300 mm, Water collected in 3 min = 620 cm^3, A = 175 cm^2, Void ratio of sand = 0.58, h = 500 mm). Determine the seepage velocity.
Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given:Length of specimen = 16 cmDiameter of specimen = 96 mmConstant Head Difference = 50 cmVolume of water collected in 4 min = 420 ccVoid ratio of the soil specimen = 0.55Determine the seepage velocity in m/min. Round off to four decimal places.
b) For a constant head permeability test on a sand, these values are given:Length of the specimen = 720 mmDiameter of the soil specimen = 210 mm2Head difference = 990 mmWater collected in 5.5 min = 635 cm3Void ratio of the soil = 0.54Hence, determine:i) Hydraulic conductivity of the soilii) Discharge velocityiii) Seepage velocity
2. Situation 2 - For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen = 16 cm Diameter of specimen = 96 mm Constant Head Difference = 50 cm Volume of water collected in 4 min = 420 cc Void ratio of the soil specimen = 0.55 a. Determine the hydraulic conductivity of the soil in m/min. Round off to four decimal places. b. Determine the discharge velocity in m/min. Round off to four decimal places. c. Determine the seepage velocity in m/min. Round off to four decimal places.
For a constant head permeability test in a sand, the following values are given:• L 350 mm• A 125 cm2• h 420 mm• Water collected in 3 min 580 cm3• Void ratio of sand 0.61Determine:a. Hydraulic conductivity, k (cm/sec)b. Seepage velocity
For a constant head laboratory permeability test on a fine sand, the following are given:Length of specimen = 250 mmDia. of specimen = 62.5 mmHead difference = 450 mmWater collected in 2 min. = 484 cu.mmDetermine the discharge velocity in mm/sec.
For a falling head laboratory test, the following are the given values:• Length of soil specimen = 210.00 mm• Initial head = 523.00 mm• Final head = 297.00 mm• Duration of test = 3.50 mins• Area of standpipe = 42.0 sq.mm• Area of specimen = 1050.00 sq.mmA. Compute for the hydraulic conductivity of the soil in cm/sec.B. Determine the seepage velocity if n=0.35C. Determine the head difference at t = 120 sec
The results of a constant-head permeability test for a fine sand sample having a diameter of 70 mm and a length of 140 mm are as follows (refer to Figure 7.5):• Constant-head difference = 550 mm• Water collected in 7 min = 450 cm3• Void ratio of sand = 0.8Determine:a. Hydraulic conductivity, k (cm/sec)b. Seepage velocity
16. For a constant laboratory permeability test on a fine sand, the following data are given: Length of specimen: 16 cm. Diameter of specimen: 97 mm. Constant head difference: 51 cm. Volume of water collected in 5.96 min.: 422 cc Void ratio of the soil specimen: 0.58 Determine the seepage velocity in m/min. Round off to four decimal places.
The following data are for a falling-head permeability test:• Length of the soil sample = 150 mm• Area of soil sample = 1964 mm^2• Area of the standpipe = 25 mm^2• At time t = 0, head difference = 400 mm• At time t = 8 min, head difference = 200 mma. Determine the hydraulic conductivity of the soil (cm/sec). (ans. 2.75x10^-4 cm/s)b. What was the head difference at t = 6 min? (ans. 23.82cm)
A constant head permeability test was carried out on a cylindrical sample of sand 10 cm diameter and 15 cm height. 160 cm³ of water was collected in 31.75 sec under a head of 30 cm. 1. Compute the coefficient of permeability in cm/s. 2. Compute the velocity of flow in m/s.
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 mma. Determine the hydraulic conductivity of the soil in cm/sec.b. What was the head difference at time t 100 sec?