| row | Soil type | record | Tunnel shape | ||
| Circular (CT) | Horseshoe (HT) | Rectangular (RT) | |||
| 1 | 1 | El Centro | −14.09 | −7.60 | −18.29 |
| 2 | 1 | San Fernando | −39.18 | −54.76 | −40.57 |
| 3 | 1 | San Luis | −24.15 | −33.71 | −19.99 |
| 4 | 1 | El Centro | −2.02 | −1.76 | −2.66 |
| 5 | 2 | San Fernando | −8.33 | −7.99 | −11.37 |
| 6 | 2 | San Luis | −9.24 | −8.94 | −11.77 |