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Axial deformation Proving ring reading Load(kN) Height (mm)

Pore pressure

0 0 0.000 101.7

25 8 0.024 101.45

50 15 0.045 101.2

75 22 0.067 100.95

100 29 0.088 100.7

125 36 0.109 100.45

150 42 0.127 100.2

175 48 0.145 99.95

200 53 0.160 99.7

225 58 0.176 99.45250 62 0.188 99.2

275 67 0.203 98.95

300 70 0.212 98.7

325 74 0.224 98.45

350 78 0.236 98.2

375 80 0.242 97.95

400 83 0.251 97.7425 85 0.257 97.45

450 88 0.266 97.2

475 90 0.272 96.95

500 91 0.276 96.7

525 93 0.282 96.45

550 95 0.288 96.2

575 97 0.294 95.95

600 98 0.297 95.7

625 99 0.300 95.45

650 101 0.306 95.2

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Axial strain (%)

2009.88 0.00 0.00

2014.84 12.02 0.25

2019.81 22.48 0.492024.81 32.90 0.74

2029.84 43.25 0.98

2034.89 53.56 1.23

2039.97 62.33 1.47

2045.07 71.06 1.72

2050.20 78.27 1.97

2055.36 85.44 2.212060.53 91.10 2.46

2065.74 98.20 2.70

2070.97 102.33 2.95

2076.23 107.91 3.20

2081.52 113.45 3.44

2086.83 116.07 3.69

2092.17 120.11 3.932097.54 122.69 4.18

2102.93 126.69 4.42

2108.36 129.24 4.67

2113.81 130.34 4.92

2119.29 132.86 5.16

2124.79 135.36 5.41

2130.33 137.86 5.65

2135.89 138.91 5.90

2141.49 139.96 6.15

2147.11 142.42 6.39

Area (mm2) Stress (P/A) (kN/m2)

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0.00 2.00 4.000

20

40

60

80

100

120

140

160Stress (kN/m2)

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6.00 8.00 10.00 12.00

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kN/m2

Failure Deviator stress 149.26

Cell Pressure 100

R 74.63 0

Sigma ! 100 0

enter 174.63 0

sigma & 249.26 0

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80 100 120 140 160 180 200 220

150

100

50

0

50

100

150

No

Shear stress (kPa)

'& '!

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igure 2" #ariation of Shear stress $ith Normal str

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240 260

mal stress (kPa)

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ess