Table 6 List of geometrical characteristics, stress parameters and SF values of the Marsala cavity sections
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\(_R\) (–) | SF\(_{SC} \le\) SF\(_R\)? |
|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 30.00 | 1.70 | 9.00 | 3.33 | 17.65 | 0.00 | 144.00 | 9.03 | 1 < SF < 2 | 1.00 | Yes |
2 | 27.50 | 2.80 | 8.60 | 3.20 | 9.82 | 0.00 | 137.60 | 9.45 | 1 < SF < 2 | 1.23 | Yes |
3 | 20.20 | 2.30 | 8.60 | 2.35 | 8.78 | 0.00 | 137.60 | 9.45 | 1 < SF < 2 | 1.80 | Yes |
4 | 17.50 | 2.60 | 10.60 | 1.65 | 6.73 | 0.00 | 169.60 | 7.67 | 2 < SF < 3 | 2.12 | Yes |
5 | 14.00 | 2.00 | 9.40 | 1.49 | 7.00 | 0.00 | 150.40 | 8.64 | 2 < SF < 3 | 2.60 | Yes |