Brazilian test was conducted on rock specimens. Obtain average and standard deviation of Brazilian tensile strength. SI 123 2 456700 8 Thickness, mm Dia, mm Failure Load, KN 28 54 27 54 27.5 54 26 54 26.3 54 27.2 54 27.1 54 26.5 54 10.5 8.5 9.5 8.7 9.3 7.9 7.6 9.6

Structural Analysis
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Chapter2: Loads On Structures
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14:52 Jiji ►
←
Q1.
Q2.
Q3.
Q4.
Q5.
TS_02_DS_521_20220907....
Q. ill 73%
TS-2; DS-521: Earth Retaining Structures and Dams, 2022-23
DEPARTMENT OF CIVIL ENGINEERING
IIT ROORKEE
Brazilian test was conducted on rock specimens. Obtain average and standard deviation
of Brazilian tensile strength.
6
7
8
SI Thickness, mm Dia, mm Failure Load, KN
1
2
3
4
5
28
27
|||
27.5
26
26.3
27.2
27.1
26.5
34
41
Obtain shear strength parameters c and
σ3, MPa 0.0 7
olf, MPa
54
54
54
54
54
54
54
54
σ3, MPa 0 4 8 12
o1f, MPa 22 41 61 80
Oblique shear test was performed on rock specimens with diameter 54 mm
0°
Diameter, mm | Length, mm Failure load, kN
38
54
108
35
54
107
65
54
109
130
10.5
8.5
9.5
8.7
9.3
966
14 20 28 34 41
44 60 80 95 110 120 129
7.9
For the failure envelope drawn in Q2, obtain the major and minor principal stresses at
failure.
7.6
Obtain Mohr-Coulomb parameters by drawing Mohr Circles, p-q diagram, σ₁ vs σ³ plot
for the following data.
O
9.6
ล
Following data is given for triaxial tests conducted on intact specimens of a rock: Fit Hoek-
Brown and Ramamurthy and Modified Mohr-Coulomb criteria and compute predicted
values using these criteria.
:\
Transcribed Image Text:14:52 Jiji ► ← Q1. Q2. Q3. Q4. Q5. TS_02_DS_521_20220907.... Q. ill 73% TS-2; DS-521: Earth Retaining Structures and Dams, 2022-23 DEPARTMENT OF CIVIL ENGINEERING IIT ROORKEE Brazilian test was conducted on rock specimens. Obtain average and standard deviation of Brazilian tensile strength. 6 7 8 SI Thickness, mm Dia, mm Failure Load, KN 1 2 3 4 5 28 27 ||| 27.5 26 26.3 27.2 27.1 26.5 34 41 Obtain shear strength parameters c and σ3, MPa 0.0 7 olf, MPa 54 54 54 54 54 54 54 54 σ3, MPa 0 4 8 12 o1f, MPa 22 41 61 80 Oblique shear test was performed on rock specimens with diameter 54 mm 0° Diameter, mm | Length, mm Failure load, kN 38 54 108 35 54 107 65 54 109 130 10.5 8.5 9.5 8.7 9.3 966 14 20 28 34 41 44 60 80 95 110 120 129 7.9 For the failure envelope drawn in Q2, obtain the major and minor principal stresses at failure. 7.6 Obtain Mohr-Coulomb parameters by drawing Mohr Circles, p-q diagram, σ₁ vs σ³ plot for the following data. O 9.6 ล Following data is given for triaxial tests conducted on intact specimens of a rock: Fit Hoek- Brown and Ramamurthy and Modified Mohr-Coulomb criteria and compute predicted values using these criteria. :\
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