Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Chapter 7, Problem 7.13P
To determine
Find the hydraulic conductivity of the sand at relative density of 80 %.
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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.
Problem 7.17
P3 . 1. Please give the solution and the correct answer.
Chapter 7 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
Ch. 7 - Prob. 7.1PCh. 7 - Prob. 7.2PCh. 7 - Prob. 7.3PCh. 7 - Prob. 7.4PCh. 7 - Prob. 7.5PCh. 7 - Prob. 7.6PCh. 7 - Prob. 7.7PCh. 7 - Prob. 7.8PCh. 7 - Prob. 7.9PCh. 7 - Prob. 7.10P
Ch. 7 - Prob. 7.11PCh. 7 - Prob. 7.12PCh. 7 - Prob. 7.13PCh. 7 - Prob. 7.14PCh. 7 - Prob. 7.15PCh. 7 - Prob. 7.16PCh. 7 - Prob. 7.17PCh. 7 - Prob. 7.18PCh. 7 - Prob. 7.19PCh. 7 - Prob. 7.20PCh. 7 - Prob. 7.21PCh. 7 - Refer to Figure 7.24. The following data were...Ch. 7 - Prob. 7.23PCh. 7 - Prob. 7.1CTP
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- Problem attachedarrow_forwardPROBLEM B For a constant head laboratory test on a fine sand, the following are the given values: • Length of the specimen • Di ameter of the specimen 14.00 cm 7.60 cm Head difference 42.00 cm Water collected in 3.50 mins 395 cu.cm Void ratio 0.40 A. Compute for the hydraulic conductivity of the soil in cm/sec. B. Determine the discharge velocity through the soil in cm/sec. c. Determine the seepage velocity in cm/sec.arrow_forwardPART IV: PERMEABILIT Y PROBLEM A For a constant head laboratory test on a fine sand, the following are the given values : • Length of the specimen • Di ameter of the specimen 14.0 inches 3.25 inches He ad difference 25.0 inches Water collected in 2.50 mins Void ratio A. Compute for the hydraulic conductivity of the soil in in/sec. B. Determine the discharge velocity through the soil in in/sec. c. Determine the seepage velocity in in/sec. 0.065 cubic inches 0.45arrow_forward
- 1. For a constant head laboratory permeability test on a fine sand, the following values are given: Length of specimen, L = 10 inches Diameter of specimen = 2.5 inches Head difference, h = 22 inches Water collected in 2 minutes = 0.044 in %3D Soil specimen The void ratio of the specimen is 0.34. Determine the conductivity, k, of the soil in in/min. b. Ps ne a. Determine the discharge velocity through the soil in in/min. Determine the seepage velocity in in/min. Measuring hurket C.arrow_forwardA wet sand sample has a volume of 4.64 x 10-4 m3 and weighs 8N. After oven-drying, the weight reduces to 7.5N. Don't assume the value of Gs.Calculate the following: a. Void ratio b. Degree of saturation.arrow_forwardA stratified soil has the following properties: h1 = 1.75m h2 = 2.5m h3 = 4.35m k1 = 2.25E-03 cm/sec k2 = 3.15E-04 cm/sec k3 = 4.75E-05 cm/sec What is the ratio of equivalent hydraulic conductivity?arrow_forward
- Show solution 4arrow_forwardFor a constant head laboratory permeability test on a fine sand, the following are given: Length of specimen = 250 mm Dia. of specimen = 62.5 mm Head difference = 450 mm Water collected in 2 min. = 484 cu.mm Determine the discharge velocity in mm/sec. 0.0789 mm/sec 0.001315 mm/sec 4.734 mm/sec 0.0438 mm/secarrow_forwardAt 0.45 porosity the hydraulic conductivity of the sand is 0.010cm/sec.what is the hydraulic conductivity at n=0.50arrow_forward
- Answer in three decimal places pleasearrow_forwardFor a constant head laborátory permeability test on a fine sand, the tollowinK values are given: (Refer to Figure Figure 03.13) Length of specimen,L= 10 inches Diameter of specimen = 2.5 inches Head difference, h = 22 inches Water collęcted in 2 min = 0.044 in' l'he void ratio of the specimen is 0.34. a) Determine the conductivity, k, of the soil in in/min. b) Determine the discharge velocity through the soil in in/min e) Determine the seepage velocity in in/min. %3D Porous stone t Soil specimen Porous stone Graduated flaskarrow_forward5. For a constant head laboratory permeability test on a fine-sand, the following values are given: Length of specimen, L = 10 inches Diameter of specimen = 2.5 inches Head difference, h = 22 inches Water collected in 2 min = 0.011in? Void ratio = 0.34. Determine the conductivity, k, of the soil in inches/min and the discharge velocity through the soil in inches/min. Porous stone Soll specimen Porous stone Graduated flaskarrow_forward
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