Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN: 9781305081550
Author: Braja M. Das
Publisher: Cengage Learning
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Chapter 2, Problem 2.27P
(a)
To determine
Find the soil friction angle
(b)
To determine
Find the soil friction angle
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The results of a constant head permeability test for a fine sand are as follows:
Diameter of the sample = 41 cm
Length of sample = 66 cm
Constant head difference = 30 cm
Time of collection = 473 secs
Weight of water collected = 416 grams
Find the seepage velocity in cm/min. if the void ratio is 0.43.
Geotechnical engineering
The results of a constant head permeability test for a fine sand are as follows:
Diameter of the sample = 31 cm
Length of sample = 98 cm
Constant head difference = 52 cm
Time of collection = 364 secs
Weight of water collected = 448 grams
Find the seepage velocity in cm/min. if the void ratio is 0.33. Round off to four decimal places.
Answer:
0.3943
Chapter 2 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 2 - Prob. 2.1PCh. 2 - Prob. 2.2PCh. 2 - Prob. 2.3PCh. 2 - Prob. 2.4PCh. 2 - Prob. 2.5PCh. 2 - Prob. 2.6PCh. 2 - Prob. 2.7PCh. 2 - Prob. 2.8PCh. 2 - Prob. 2.9PCh. 2 - Prob. 2.10P
Ch. 2 - Prob. 2.11PCh. 2 - Prob. 2.12PCh. 2 - Prob. 2.13PCh. 2 - Prob. 2.14PCh. 2 - Prob. 2.15PCh. 2 - For a normally consolidated soil, the following is...Ch. 2 - Prob. 2.17PCh. 2 - Prob. 2.18PCh. 2 - Prob. 2.19PCh. 2 - Prob. 2.20PCh. 2 - Prob. 2.21PCh. 2 - Prob. 2.22PCh. 2 - Prob. 2.23PCh. 2 - Prob. 2.24PCh. 2 - Prob. 2.25PCh. 2 - Prob. 2.26PCh. 2 - Prob. 2.27P
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- Braja Das Principles of Geotechnical Engineering Chapter 7arrow_forwardThe results of a constant head permeability test for a fine sand are as follows: Diameter of the sample = 35 cm Length of sample = 83 cm Constant head difference = 59 cm Time of collection = 310 secs Weight of water collected = 372 grams Find the seepage velocity in cm/min. if the void ratio is 0.48. Round off to four decimal places.arrow_forwardHYDRAULIC CONDUCTIVITY PROBLEM 1: The results of a constant head permeability test for a fine sand and sample having a diameter of 150 mm and a length of 150 mm are as follows: Constant head difference = 40 cm Time of collection of water = 83 sec Weight of water collected = 392 g Find the hydraulic conductivity a. 0.094 cm/sec b. 0.01 cm/sec C. c. 0.005 cm/sec d. 0.86 cm/secarrow_forward
- 4. In a consolidated-drained triaxial test on a clay that is normally consolidated, the results are as follows: O3 = 15 lb/in 2 (Aoa)f = 11 lb/in? (Aua)f = 7.2 lb/in? a) Determine the consolidated-undrained friction angle. %3D b) Calculate the drained friction angle.arrow_forwardPROBLEM No. 4 A sample of dry sand having a unit weight of 17.50 kN/m³ and a specific gravity of 2.69 is placed in the rain. During the rain, the volume of the sample remains constant but the degree of saturation increases to 45%. Determine the following: The void ratio of the sample in percent. b. The unit weight of the sample after being in the rain. The water content of the sample after being in the rain. a. С.arrow_forwardHow to solve 7.8arrow_forward
- A= 10 B= 32 C= 110arrow_forwardA sand sample in a triaxial test have the following stresses: Cell Pressure 25kpa 34kpa Axial Stress 33kpa 55kpa Pore Water pressure 12kpa 10kpa a. Compute the drained angle of internal friction. b. Determine the cohesion of the soil c. Find the angle of failure in sheararrow_forwardThe height of the sample sand to be tested = 20 cm and the height of the saturated sand = 16 cm. Find the bulking of sand. 1. 20% 2. 55.5% 3. 25% 4. 80%arrow_forward
- Show solution. The answer would be 51.45 and 93arrow_forwardPlease help answer problem 1,2 & 3 Thank youarrow_forwardThe maximum and minimum void sample that could be attained from a sample of sand are0.75 and 0.42 respectively. Determine the relative density of the sample in its natural state if itsdry unit weight is 1.65 g/cc. Gs = 2.70.arrow_forward
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