Concept explainers
Calculate the elastic settlement due to the net applied pressure on the foundation.
Answer to Problem 11.1P
The elastic settlement due to the net applied pressure
Explanation of Solution
Given information:
The vertical column load
The length of the foundation
The breadth of the foundation
The depth of foundation
The average modulus of elasticity
The Poisson’s ratio
The depth below the foundation
Calculation:
Calculate the elastic settlement for the perfectly flexible foundation
Here,
Calculate the net applied pressure
Substitute
For the center of the foundation:
The factor
Calculate
Substitute
Calculate the ratio
Substitute
Calculate the ratio
Substitute
Calculate the shape factor
Here,
Calculate the factor
Refer Table 11.1 “Variation of
Take the value of
Calculate the factor
Refer Table 11.2 “Variation of
Take the value of
Calculate the shape factor
Substitute
Calculate the ratio
Substitute
Calculate the ratio
Substitute
Calculate the depth factor
Refer Table 11.3 “Variation of
Take the value of
Calculate the elastic settlement for the perfectly flexible foundation
Substitute
Calculate the elastic settlement for the rigid foundation
Substitute
Therefore, the elastic settlement due to the net applied pressure
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Chapter 11 Solutions
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