nd right embankments are 11 and 13 kN/m, respectively. Determine the stress increase Two embankments loads on silty clay soils layers as shown below. Unit weights of the left he embankments at point A that are loaded at a depth of 4 m below the ground urface.

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Chapter2: Loads On Structures
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Two embankments loads on silty clay soils layers as shown below. Unit weights of the left
right embankments are 11 and 13 kN/m², respectively. Determine the stress increase
he embankments at point A that are loaded at a depth of 4 m below the ground
urface.
-3m
!Center line
1V:1H
Y= 11 kN/m
5m
y= 13 N/m
1V:1H
1V:1H
Transcribed Image Text:Two embankments loads on silty clay soils layers as shown below. Unit weights of the left right embankments are 11 and 13 kN/m², respectively. Determine the stress increase he embankments at point A that are loaded at a depth of 4 m below the ground urface. -3m !Center line 1V:1H Y= 11 kN/m 5m y= 13 N/m 1V:1H 1V:1H
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: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
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