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Table 16 The summary of measured SMR

From: Slope mass rating-based analysis to assess rockfall hazard on Yogyakarta Southern Mountain, Indonesia

Sta.

Lithology

RMRb score

SMR Adjustment Factors

SMR score

Class

F1

F2

F3

F4

1

Andesite

60.33

0.72

0.56

−60.00

15.00

51.27

Normal

2

Crystalline limestone

61.33

0.72

0.90

−48.33

0.00

30.19

Bad

3

Crystalline limestone

67.33

0.67

0.80

−53.33

0.00

38.87

Bad

4

Crystalline limestone

61.33

0.72

0.80

−56.67

0.00

28.87

Bad

5

Crystalline limestone

58.00

0.70

0.85

−60.00

0.00

22.30

Bad

6

Crystalline limestone

68.00

1.00

0.40

−60.00

0.00

36.50

Bad

7

Fragmental limestone

60.50

0.57

0.85

−60.00

0.00

31.17

Bad

8

Fragmental limestone

73.00

0.85

1.00

−25.00

0.00

51.75

Normal

9

Fragmental limestone

71.50

0.57

0.57

−60.00

0.00

51.66

Normal

10

Fragmental limestone

59.50

0.15

0.75

−57.50

0.00

53.03

Normal

11

Fragmental limestone

55.00

0.57

0.70

−55.00

0.00

35.16

Bad

12

Fragmental limestone

68.00

0.57

0.57

−60.00

0.00

48.16

Normal

13

Reefal limestone

53.00

0.92

1.00

−37.50

0.00

18.31

Very bad

14

Reefal limestone

48.00

0.57

0.85

−60.00

0.00

18.67

Very bad

15

Reefal limestone

56.00

0.85

1.00

−25.00

0.00

34.75

Bad

16

Reefal limestone

54.15

0.43

0.62

−60.00

0.00

38.15

Bad

17

Reefal limestone

53.00

0.92

0.85

−60.00

0.00

5.82

Very bad