calculate the vertical stress
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:Aơ =
(6.33)
where I' = a function of B/z and B2/z.
The variation of I' with B/z and B,/z is shown in Figure 6.18. An application of this
diagram is given in Example 6.8.
0.50
2.03.0-
1.6
1.4
1.2
0.45
1.0
0.40
0.9
0.8
0.7
0.35
0.6
0.30
0.5
0.4
I'
0.25
0.20
0.2
0.15
Figure 6.18 Influence value I' for
embankment loading (After Osterberg,
1957) Osterberg, J. O. (1957).
"Influence Values for Vertical Stresses
0.10
0.1
B1lz = 0
in Semi-Infinite Mass Due to
Embankment Loading," Proceedings,
Fourth International Conference on Soil
Mechanics and Foundation Engineering,
London, Vol. 1. pp. 393–396. With
permission from ASCE.
0.05
0.01
0.1
1.0
10
B2lz
JuulL

Transcribed Image Text:A 3 m high embankment is to be constructed as shown in the figure. If the unit
weight of soil used in the embankment is 19 kN/m³, calculate the vertical stress due to the
embankment loading at points P1, P2, and P3.
10.5
7.5
6
4.5
K
CE
4.5
3.0
|y= 19 kN/m
B
3.0
3.0 i-3.0
P3
Note: All dimensions are in metres
P,
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