Internal Friction Angle

SPT Number

Depth (m)

Dry Unit Weight (KN/m³)

Row

Soil Type

34

38

13

19.5

1

GW

34.4

39

11

20.1

2

34.9

41

10

19.6

3

37.2

45

14

19.9

4

36.2

42

6

20.8

5

35.5

40

9

20.1

6

34.2

38

13

20.0

7

34.3

39

4

19.2

8

34.5

39

14

19.6

9

36.8

43

9

20.6

10

36.3

42

5

20.3

11

37.3

45

6

19.1

12

36.4

42

8

19.8

13

36.7

43

11

20.4

14

34.1

38

10

20.9

15

37.2

45

14

20.1

16

36.9

43

13

19.3

17

36

41

12

20.6

18

36.1

42

9

19.2

19

36.3

42

13

19.7

20

36.4

43

11

19.6

21

37.1

44

10

20.7

22

35.8

40

8

19.3

23

34.2

38

14

20.6

24

37

44

11

20.4

25