A square column foundation with base of 1.36 m is shown in the figure. It carries an axial load of 472 kN and has its bottom resting on the ground water table located h1 = 1.3 m. below the ground surface. h2 = 0.8 m and h3 = 2.2 m. Compute the effective pressure at the mid-height of the clay layer in KPa. ĮP Dry Sand Wet Sand X h1 h2

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter17: Settlement Of Shallow Foundations
Section: Chapter Questions
Problem 17.11P
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indicate the final answer in 3 decimal places.

A square column foundation with base of 1.36 m is shown in the
figure. It carries an axial load of 472 kN and has its bottom resting
on the ground water table located h1 = 1.3 m. below the ground
surface. h2 = 0.8 m and h3 = 2.2 m. Compute the effective
pressure at the mid-height of the clay layer in KPa.
ĮP
Dry Sand
Wet Sand
Clay
h3
Soil Properties:
Unit Weight of Dry Sand 15.3 KN/m3
Saturated Unit Weight of Sand = 19.4 kN/m3
Saturated Unit Weight of Clay 18.8 KN/m3.
=
Compression Index = 0.261
Swell Index = 1/5Cc
I X
h1
Transcribed Image Text:A square column foundation with base of 1.36 m is shown in the figure. It carries an axial load of 472 kN and has its bottom resting on the ground water table located h1 = 1.3 m. below the ground surface. h2 = 0.8 m and h3 = 2.2 m. Compute the effective pressure at the mid-height of the clay layer in KPa. ĮP Dry Sand Wet Sand Clay h3 Soil Properties: Unit Weight of Dry Sand 15.3 KN/m3 Saturated Unit Weight of Sand = 19.4 kN/m3 Saturated Unit Weight of Clay 18.8 KN/m3. = Compression Index = 0.261 Swell Index = 1/5Cc I X h1
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