11.4 Organic soils are typically characterized by high void ratio, low specific gravity, and high compressibility. Following are the results of a consolidation test on a sample of organic soil obtained from southwest Florida. Pressure, o' (kN/m²) Change in dial reading, AH (mm) 0.284 12 0.150 24 0.315 48 0.564 100 0.823 200 2.25 400 5.34 Given that the initial height of the specimen = 20.6 mm, mass of dry specimen 12 g, area of specimen a. Plot the e-log ơ' curve. b. Determine the preconsolidation pressure. c. Calculate the compression index, C.. = 31.67 cm?, and G, = 2.49, © Cengage Learning 2014
11.4 Organic soils are typically characterized by high void ratio, low specific gravity, and high compressibility. Following are the results of a consolidation test on a sample of organic soil obtained from southwest Florida. Pressure, o' (kN/m²) Change in dial reading, AH (mm) 0.284 12 0.150 24 0.315 48 0.564 100 0.823 200 2.25 400 5.34 Given that the initial height of the specimen = 20.6 mm, mass of dry specimen 12 g, area of specimen a. Plot the e-log ơ' curve. b. Determine the preconsolidation pressure. c. Calculate the compression index, C.. = 31.67 cm?, and G, = 2.49, © Cengage Learning 2014
Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter11: Compressibility Of Soil
Section: Chapter Questions
Problem 11.5P
Related questions
Question
![11.4 Organic soils are typically characterized by high void ratio, low specific gravity,
and high compressibility. Following are the results of a consolidation test on a
sample of organic soil obtained from southwest Florida.
Pressure, o' (kN/m²)
Change in dial reading, AH (mm)
0.284
12
0.150
24
0.315
48
0.564
100
0.823
200
2.25
400
5.34
Given that the initial height of the specimen
12 g, area of specimen
a. Plot the e-log ơ' curve.
b. Determine the preconsolidation pressure.
c. Calculate the compression index, C..
= 20.6 mm, mass of dry specimen
= 2.49,
= 31.67 cm?, and G,
© Cengage Learning 2014](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F637f76d4-6073-454f-8480-49cac5e4eb4b%2F0a7db2fc-0e96-4c2e-a2a2-a6bc878cbbca%2Fzo1a4m_processed.png&w=3840&q=75)
Transcribed Image Text:11.4 Organic soils are typically characterized by high void ratio, low specific gravity,
and high compressibility. Following are the results of a consolidation test on a
sample of organic soil obtained from southwest Florida.
Pressure, o' (kN/m²)
Change in dial reading, AH (mm)
0.284
12
0.150
24
0.315
48
0.564
100
0.823
200
2.25
400
5.34
Given that the initial height of the specimen
12 g, area of specimen
a. Plot the e-log ơ' curve.
b. Determine the preconsolidation pressure.
c. Calculate the compression index, C..
= 20.6 mm, mass of dry specimen
= 2.49,
= 31.67 cm?, and G,
© Cengage Learning 2014
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