Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN: 9781337705028
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 15, Problem 15.5P
To determine
Find the total likely swell beneath the foundation.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A consolidated-drained tri-axial test was conducted on a normally consolidated clay. The results are as following: confining stress, σ3 = 250 kN/m² and deviator
stress, (Aod)f = 100 kN/m². i) Determine angle of friction, q; ii) Determine angle 0 that the failure plane makes with the major principal plane; iii) Find the normal
stress o and the shear stress tf on the failure plane; and iv) Determine the effective normal stress on the plane of maximum shear stress. Express your results in
two decimal places.
Q: A consolidated-drained tri-axial test was conducted on a normally consolidated clay. The
results are as following: confining stress, G3 = 150 kN/m² and deviator stress, (Aod)t = 150
kN/m². i) Determine angle of friction, q; ii) Determine angle 0 that the failure plane makes
with the major principal plane; iii) Find the normal stress and the shear stress ty on the failure
plane; and iv) Determine the effective normal stress on the plane of maximum shear stress.
Express your results in two decimal places.
A consolidated drained tri-axial test was conducted on normally consolidated clay. The results were: the confining pressure is 300 kPa and the deviators stress is 300 kPa. Compute the angle that the failure plane makes with the major principal axis in degrees. show free body diagram.
a.54.74
b.16.3
c.24.72
d.19.47
Chapter 15 Solutions
Principles of Foundation Engineering (MindTap Course List)
Knowledge Booster
Learn more about
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
- A consolidated drained tri-axial test was conducted on normally consolidated clay. The results were: the confining pressure is 300 kPa and the deviators stress is 300 kPa. Compute the angle that the failure plane makes with the major principal axis in degrees. a.54.74 b.24.72 c.16.3 d.19.47arrow_forwardA consolidated-drained tri-axial test was conducted on a normally consolidated clay. The results are as follows: O3 = 150 kN/m? (Aoa)f= 130 kN/m? Determine a. Angle of friction, o' b. Angle 0 that the failure plane makes with the major principal plane c. Find the normal stress o' and the shear stress tf on the failure plane d. Determine the effective normal stress on the plane of maximum shear stressarrow_forwardQ.23 A normally consolidated clay settled by 2cm when the effective stress was increased from 100kPa to 200kPa. when the effective stress is increased to 400kPa then the total settlement will bearrow_forward
- 2. The shear strength of a normally consolidated clay can be given by the equation t = ơ' tan 28°. A consolidated-undrained test was conducted on the clay. Following are the results of the test. Chamber confining pressure = 105 KN/m? Deviator stress at failure = 97 KN/m² a. Compute the pore water pressure developed in the clay specimen at failure. b. Compute the consolidated-undrained friction angle 4. What would have been the deviator stress at failure if a drained test had been conducted with the same chamber confining pressure that is o3= 105 KN/m? C.arrow_forwardA sample of normally consolidated clay was subjected to a consolidated undrained triaxial compression test that was carried out until the specimen failed at a deviator stress of 50 kN/m2. The pore water pressure at failure was recorded to be 20 kN/m2 and confining pressure of 50 kN/m2 was used in the test. Determine the consolidated undrained friction angle.arrow_forwardQ-3: A consolidated-drained tri-axial test was conducted on a normally consolidated clay. The results are as follows: 03 = 276 kN/m² (Aod)f=276 kN/m² Determine a. Angle of friction, o' b. Angle that the failure plane makes with the major principal plane c. Find the normal stress o' and the shear stress ty on the failure plane d. Determine the effective normal stress on the plane of maximum shear stress Shear stress Š σí σí σ3 Effective stress failure envelope B σ3 = 276 kN/m² A Normal stress 20 σ = 552 kN/m² Ⓒ Cengage Learning 2014arrow_forward
- EFFECTIVE STRESS CONCEPT SITUATION 1: A saturated clay 15 m thick has a void ratio of 0.6 anda specific gravity of 2.7. 5. Which of the following gives the saturated unit weight of clay? a. 18.95 kN/m? C. 20.23 kN/m? b. 19.18 kN/m? d. 24.22 kN/m? 6. Which of the following gives the total vertical stress at the bottom? a. 303.45 kPa C. 355.66 kPa b. 295.66 kPa d. 145.67 kPa 7. Which of the following gives the effective vertical stress at the bottom? a. 197.33 kPa c. 177.21 kPa b. 187.95 kPa d. 156.34 kPaarrow_forwardThe equation of the effective stress failure envelope for normally consolidated clayey soil is. a drained triaxial test was conducted with the same soil at a chamber confining pressure of 80 KN/m². Deviator at stress failure is (take angle = 250) A 197 KN/m² B 117 KN/m² C 234 KN/m² D 160 KN/m²arrow_forward(c) The shear strength of soil collected 4m below ground surface and tested under consolidated undrained test can be given by the equation t = 30 + o' tan 27º by Effective Stress (ES) analysis. A proposed structure of 80 kN/m² is to be constructed on over consolidated clay material with unit weight of 19 kN/m³. Determine: i. Pore water pressure developed in the specimen at failure ii. Minor (63) and major (61) effective principal stress iii. The expected cohesion value in Total Stress (TS) analysisarrow_forward
- 8. For a normally consolidated clay specimen, the results of a drained triaxial test are as follows: Chamber-confining pressure = 125 kN/m? Deviator stress at failure = 175 kN/m? %3D Determine the soil friction angle, o'arrow_forwardA consolidated drained tri-axial test was conducted on normally consolidated clay. The results were: the confining pressure is 300 kPa and the deviators stress is 300 kPa. Compute the angle of shearing resistance. a. 16.3 b. 54.74 c. 19.47 d. 24.72arrow_forward1. Given the figure below plot the pore pressure, total stress and effective tress at the top, bottom and midpoint of each soil layer, provide a plot with all num ical values of depth and stress in tabular form and on a depth v stress plot. Oft Sand Ymoist = 122 pcf Yut = 151 pcf 12ft 30ft Clay Yat = 144 pcf 70ft Sand Yaat = 128 pcf 120ftarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Principles of Foundation Engineering (MindTap Cou...Civil EngineeringISBN:9781337705028Author:Braja M. Das, Nagaratnam SivakuganPublisher:Cengage Learning
Principles of Foundation Engineering (MindTap Cou...
Civil Engineering
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Cengage Learning
Types of Foundation in building construction in detail - Civil Engineering Videos; Author: Civil Engineers;https://www.youtube.com/watch?v=7sl4KuM4UIE;License: Standard YouTube License, CC-BY
Types of Foundation || Foundation Engineering; Author: Civil Engineering;https://www.youtube.com/watch?v=AFLuAKGhanw;License: Standard Youtube License