| O Donnell St tunnel extension | |
| Madrid, Spain | |
| Structural typology | Structures Souterraines |
| Date | December, 2006 |
| Scope | Detailed design |
| Cliente | PROINTEC |
| Owner | Ayuntamiento de Madrid |
| O Donnell St tunnel extension | |
| Madrid, Spain | |
| Structural typology | Structures Souterraines |
| Date | December, 2006 |
| Scope | Detailed design |
| Cliente | PROINTEC |
| Owner | Ayuntamiento de Madrid |
| Project file | Prolongación del túnel en Calle O.Donnell_3325.pdf |