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Beni-Suef University Journal of Basic and Applied Sciences

Table 5 Slope angle and factor of safety

From: Study on the influence of slope height and angle on the factor of safety and shape of failure of slopes based on strength reduction method of analysis

α

Tan (α)

FoS

Sandy-Clay

Clayey

Sandy

36.87

0.75

0.9231

1.3978

0.9096

33.69

0.667

1.0363

1.5426

1.0425

30.96

0.600

1.1466

1.6392

1.164

28.61

0.545

1.2547

1.7364

1.2942

26.56

0.500

1.3566

1.8437

1.425

24.78

0.462

1.4393

1.9469

1.5616

23.2

0.429

1.5211

2.0364

1.7254

21.8

0.400

1.5995

2.1268

1.8564

20.56

0.375

1.693

2.2294

1.9837

19.44

0.353

1.7933

2.3296

2.1049

18.43

0.333

1.8677

2.4187

2.2181

17.53

0.316

1.9471

2.5094

2.3365

r

−0.9824

−0.9787

−0.9730

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