. Three point loads, 19000, 20000 and 18000kN, act in line 8 m, 6m apart near the surface of a soil mass. Calculate the vertical stress at a depth of 4m vertically below the center (30000kN) load.
. Three point loads, 19000, 20000 and 18000kN, act in line 8 m, 6m apart near the surface of a soil mass. Calculate the vertical stress at a depth of 4m vertically below the center (30000kN) load.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
![1. Three point loads, 19000, 20000 and 18000kN, act in line 8 m, 6m apart near the surface
of a soil mass. Calculate the vertical stress at a depth of 4m vertically below the center (30000kN)
load.
19 000 KN
20 000 kN
18 000 KN
Influence factors for vertical stress due to point load
↳
riz
b
riz
1₂
0.478
0.80
0.139
0.020
0.466
0.90
0.108
0.016
0.433
1.00
0.084
0.013
4 m
0.385
1.10
0.066
0.011
0.329
1.20
0.051
0.009
0.273
1.30
0.040
0.006
0.221
1.40
0.032
0.004
0.176
1.50
0.025
0.003
8 m
6m
riz
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0.70
1.60
1.70
1.80
1.90
2.00
2.20
2.40
2.60](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5733faa0-6724-43f6-b86e-3b6956c00ab9%2Fd8c85b4f-7272-431e-abc0-57adc63c616f%2F1uddiz_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Three point loads, 19000, 20000 and 18000kN, act in line 8 m, 6m apart near the surface
of a soil mass. Calculate the vertical stress at a depth of 4m vertically below the center (30000kN)
load.
19 000 KN
20 000 kN
18 000 KN
Influence factors for vertical stress due to point load
↳
riz
b
riz
1₂
0.478
0.80
0.139
0.020
0.466
0.90
0.108
0.016
0.433
1.00
0.084
0.013
4 m
0.385
1.10
0.066
0.011
0.329
1.20
0.051
0.009
0.273
1.30
0.040
0.006
0.221
1.40
0.032
0.004
0.176
1.50
0.025
0.003
8 m
6m
riz
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0.70
1.60
1.70
1.80
1.90
2.00
2.20
2.40
2.60
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