A rectangular foundation 6 x 3m carries a uniform pressure of 300 kN/m² near the surface of a soil mass. Determine the vertical stress at a depth of 3m below a point (A) on the centre line 1.5m outside a long edge of the foundation using influence factors 6 00 m |3.00 m 300 KN/m? | 3.00 m 3.00 m + 300 4.50 m N/m • 300 kN/m -300 KN/m -300 kN/m .50 m 1.50 (1) (2) m = 1 m=1 n =1.5 n=0.5 I= 0.193 I=0.120

Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter6: Shallow Foundations: Ultimate Bearing Capacity
Section: Chapter Questions
Problem 6.21P: Consider a continuous foundation of width B = 1.4 m on a sand deposit with c = 0, = 38, and = 17.5...
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A rectangular foundation 6 x 3m carries a uniform pressure of 300 kN/m² near the
surface of a soil mass. Determine the vertical stress at a depth of 3m below a point
(A) on the centre line 1.5m outside a long edge of the foundation using influence
factors
6 00 m
|3.00 m
300 KN/m?
| 3.00 m
3.00 m
+ 300
4.50 m N/m
• 300
kN/m
-300
KN/m
-300
kN/m
.50 m
1.50
(1)
(2)
m = 1
m=1
n =1.5
n=0.5
I= 0.193
I=0.120
Transcribed Image Text:A rectangular foundation 6 x 3m carries a uniform pressure of 300 kN/m² near the surface of a soil mass. Determine the vertical stress at a depth of 3m below a point (A) on the centre line 1.5m outside a long edge of the foundation using influence factors 6 00 m |3.00 m 300 KN/m? | 3.00 m 3.00 m + 300 4.50 m N/m • 300 kN/m -300 KN/m -300 kN/m .50 m 1.50 (1) (2) m = 1 m=1 n =1.5 n=0.5 I= 0.193 I=0.120
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