Example: A series of conventional consolidated-undrained triaxial compression tests carried out on undisturbed sam- ples of a saturated clay gave the following results: Test Cell consolidation Deviator stress at failure Pore No pressure at failure (КРа) 85.2 pressure 01 - 03 (КPa) 305.3 03 (kPa) 200 300 469.5 126.4 400 615.7 184.7 Calculate the effective and total stress shear strength parameters of this soil. 123
Example: A series of conventional consolidated-undrained triaxial compression tests carried out on undisturbed sam- ples of a saturated clay gave the following results: Test Cell consolidation Deviator stress at failure Pore No pressure at failure (КРа) 85.2 pressure 01 - 03 (КPa) 305.3 03 (kPa) 200 300 469.5 126.4 400 615.7 184.7 Calculate the effective and total stress shear strength parameters of this soil. 123
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
100%
Transcribed Image Text:l GH Vodafone LTE
10:02 AM
@ 69%
shear-strength.pdf
Shear Box tests carried on four identical samples of a
soil gave the following results:
Vertical Load Proving Ring Dial Gauge
Reading at failure
(Kg)
36.8
73.6
um
17.65
25.05
32.40
40.01
110.4
147.2
If the shear box is 60 mm square in plane and the proving
ring constant is 20N/um (i.e. a load of 20N applied
along a diameter of the ring causes a shortening of 1um)
determine the angle of internal friction of the soil.
300
200
100
100
200
300
400
500
Angle of internal friction o =
Cohesion c=
Solution: Tabulating the calculations we get
Transcribed Image Text:l GH Vodafone LTE
10:04 AM
@ 68%
shear-strength.pdf
Example: A series of conventional consolidated-undrained
triaxial compression tests carried out on undisturbed sam-
ples of a saturated clay gave the following results:
Test
Cell consolidation
Deviator stress
Pore
No
pressure
at failure
pressure
- 03
(КРа)
305.3
at failure
(КРа)
85.2
03
(КРа)
200
1
2
300
469.5
126.4
400
615.7
184.7
Calculate the effective and total stress shear strength
parameters of this soil.
14
Pore pressure parameters
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