Shear Box Test Excel

December 11, 2017 | Author: Uanaid Van Rooyen | Category: N/A
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Short Description

Used to determine the shear of a soil sample...

Description

Weight and Moment Calculations Gravitational Moment Arm 2 from A (mm) Acceleration (m /s) 40 9.81 360 400

Mass Weight (kg) (N) 15 147.15 20 196.2 25 245.25

Normal Force (N) 1471.5 1962 2452.5

culations

Dial Guage Reading (mm) Sample 1 15 kg 23 34 40 47 53 56 60 64 67 69 72 74 77 80 81 83 84 85 86 87 88 88 88 88

Sample 2 Sample 2 20 kg 35 48 57 65 70 76 80 84 88 90 92 95 97 99 102 103 106 107 108 110 111 112 114 115

Shear Distance (mm)

25 kg 60 85 102 115 125 130 140 143 145 146 146 146 146 146 146 142 140 139 137 135 133 132 130 129

0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12

Shear Force (N)

Ring Factor

Sample 1 Sample 2 Sample 2

0.0171449

15 kg

20 kg

25 kg

394.33 582.92 685.79 805.81 908.68 960.11 1028.69 1097.27 1148.70 1182.99 1234.43 1268.72 1320.15 1371.59 1388.73 1423.02 1440.17 1457.31 1474.46 1491.60 1508.75 1508.75 1508.75 1508.75

600.07 822.95 977.26 1114.42 1200.14 1303.01 1371.59 1440.17 1508.75 1543.04 1577.33 1628.76 1663.05 1697.34 1748.77 1765.92 1817.35 1834.50 1851.64 1885.93 1903.08 1920.22 1954.51 1971.66

1028.69 1457.31 1748.77 1971.66 2143.11 2228.83 2400.28 2451.71 2486.00 2503.15 2503.15 2503.15 2503.15 2503.15 2503.15 2434.57 2400.28 2383.13 2348.84 2314.55 2280.27 2263.12 2228.83 2211.69

Shear Stress vs Shear Distance 300 270.61

Shear Stress (kPa)

250

200

150

100

50

0 0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

5.5

6

6.5

7

Shear Distance (mm)

7.5

8

Shear Stress (kPa)

Shear Distance (mm)

2

Shear Area (mm ) Sample 1 0

0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12

9950 9900 9850 9800 9750 9700 9650 9600 9550 9500 9450 9400 9350 9300 9250 9200 9150 9100 9050 9000 8950 8900 8850 8800

0 39.63 58.88 69.62 82.23 93.20 98.98 106.60 114.30 120.28 124.53 130.63 134.97 141.19 147.48 150.13 154.68 157.40 160.14 162.92 165.73 168.58 169.52 170.48 171.45

Sample 2 0 60.31 83.13 99.21 113.72 123.09 134.33 142.13 150.02 157.98 162.42 166.91 173.27 177.87 182.51 189.06 191.95 198.62 201.59 204.60 209.55 212.63 215.76 220.85 224.05

Sample3 0 103.39 147.20 177.54 201.19 219.81 229.78 248.73 255.39 260.31 263.49 264.88 266.29 267.72 269.16 270.61 264.63 262.33 261.88 259.54 257.17 254.78 254.28 251.85 251.33

Normal Stress (kPa) -147.5 147.5 196.2 245.3

Shear Stress τ (kPa) 171.45 224.05 270.61

ar Distance

25 Kg 20 Kg 224.05

15 Kg 171.45

8

8.5

9

9.5

10

10.5

11

11.5

12

Normal Stress vs Sheer Stress 300 y = 1.0138x + 22.991 250

200

150

Axis Title

100

50

0 -200

-150

-100

-50

0 -50

50

100

150

200

250

300

-100

-150

Axis Title

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