A series of undrained shear box tests (area of box = 270 mm2) were carried out on loose soil with the following results as shown in table. If a 28 mm diam. x 72 mm long sample of the same soil was tested in a tri-axial machine, with a cell pressure of 280 kPa. Determine the value of the cohesion (in kPa). Normal load (N) Shear load (N) 90 65 185 88
A series of undrained shear box tests (area of box = 270 mm2) were carried out on loose soil with the following results as shown in table. If a 28 mm diam. x 72 mm long sample of the same soil was tested in a tri-axial machine, with a cell pressure of 280 kPa. Determine the value of the cohesion (in kPa). Normal load (N) Shear load (N) 90 65 185 88
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A series of undrained shear box tests
(area of box = 270 mm2) were carried
out on loose soil with the following
results as shown in table. If a 28 mm
diam. x 72 mm long sample of the
same soil was tested in a tri-axial
machine, with a cell pressure of 280
kPa. Determine the value of the
cohesion (in kPa).
Normal load (N)
Shear load (N)
90
65
185
88
The value must be a number
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