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Table 2 List of geometrical characteristics, stress parameters and SF values for every rectangular real section

From: Assessing the stability of underground caves through iSUMM (innovative, straightforward, user-friendly, mechanically-based method)

Cavity code

Sec.

L (m)

h (m)

t (m)

L/t (–)

L/h (–)

\(\Delta \sigma _v\) (kPa)

\(\sigma _v\) (kPa)

\(\sigma _{ci}\)/\(\sigma _v\) (–)

SF\(_{SC}\) (–)

SF\(_R\) (–)

\(\hbox{SF}_{SC} \le \hbox{SF}_R\)?

Rectangular sections

CP_Cav9

1

2.67

3.94

5.74

0.47

0.68

28.00

119.84

4.17

3 < SF < 4

3.94

Yes

CP_Cav12

1

7.17

4.80

7.94

0.90

1.49

14.00

141.04

3.55

2 < SF < 3

2.64

Yes

CP_Cav25

1

4.39

2.53

9.51

0.46

1.74

106.60

258.76

1.93

2 < SF < 3

2.76

Yes

CP_Cav39

1

2.57

6.00

9.85

0.26

0.43

28.00

185.60

2.69

3 < SF < 4

3.11

Yes

2

3.14

6.17

9.16

0.34

0.51

20.00

166.56

3.00

3 < SF < 4

3.11

Yes

CP_Cav54

1

2.43

3.40

7.65

0.32

0.71

28.00

150.40

3.32

3 < SF < 4

3.97

Yes

CP_Cav60

1

4.90

1.76

11.02

0.44

2.78

28.00

204.32

2.45

3 < SF < 4

3.30

Yes

2

6.49

5.66

7.80

0.83

1.15

14.00

138.80

3.60

2 < SF < 3

2.77

Yes

CP_Cav62

1

4.32

5.80

12.10

0.36

0.74

20.00

213.60

2.34

2 < SF < 3

2.80

Yes

CP_Cav63

1

4.05

3.82

10.60

0.38

1.06

28.00

197.60

2.53

3 < SF < 4

3.20

Yes

CP_Cav68

1

4.12

4.50

7.08

0.58

0.92

0.00

113.28

4.41

3 < SF < 4

3.75

Yes

2

3.08

3.56

7.62

0.40

0.87

14.00

135.92

3.68

3 < SF < 4

3.90

Yes

CP_Cav69

1

4.00

3.00

9.08

0.44

1.33

0.00

145.28

3.44

3 < SF < 4

3.80

Yes

CP_Cav70

1

5.70

2.96

4.53

1.26

1.93

0.00

72.48

6.90

3 < SF < 4

3.40

Yes

CP_Cav73

1

3.58

1.59

10.67

0.34

2.25

0.00

170.72

2.93

4 < SF < 5

4.23

Yes

2

3.70

2.20

12.46

0.30

1.68

14.00

213.36

2.34

3 < SF < 4

3.40

Yes

CP_Cav74

1

3.46

1.89

10.15

0.34

1.83

0.00

162.40

3.08

\({\textbf {3}}< {\textbf {SF}} < {\textbf {4}}\)

4.23

Yes

CP_Cav76

1

4.07

4.02

6.02

0.68

1.01

14.00

110.32

4.53

3 < SF < 4

3.76

Yes

CP_Cav78

1

8.31

4.49

8.56

0.97

1.85

0.00

136.96

3.65

2 < SF < 3

2.52

Yes

2

3.30

2.53

13.16

0.25

1.30

0.00

210.56

2.37

3 < SF < 4

3.80

Yes

Other shapes

CP_Cav5

1

7.35

6.77

11.51

0.64

1.09

28.00

212.16

2.36

2 < SF < 3

2.41

Yes

2

7.05

6.34

8.25

0.85

1.11

28.00

160.00

3.13

2 < SF < 3

2.66

Yes

CP_Cav9

2

2.89

5.76

3.57

0.81

0.50

56.00

113.12

4.42

3 < SF < 4

3.30

Yes

3

3.15

4.24

2.09

1.51

0.74

28.00

61.44

8.14

\({\textbf {3}}< {\textbf {SF}} < {\textbf {4}}\)

4.34

Yes

CP_Cav15

1

5.76

3.07

10.82

0.53

1.88

30.00

203.12

2.46

\({\textbf {2}}< {\textbf {SF}} < {\textbf {3}}\)

3.04

Yes

CP_Cav24

1

7.33

6.78

3.49

2.10

1.08

14.00

69.84

7.16

\({\textbf {2}}< {\textbf {SF}} <{\textbf {3}}\)

3.12

Yes

  1. The bold data refer to cases in which the numerical result does not fall into the expected SF range