LINE Name Country City Regional Rail
Chamartin-Atocha tunnel ES Madrid Yes
CONSTRUCTION DETAILS Start year End year Length (in km) Tunnel (in km) Tunnel Stations Source
2003 2008 7.5 7.5 100% 3 Wiki
COST INFORMATION Cost (in M) Currency PPP rate Year PPP Real cost (in M$) Cost/km (in M$) Source
550.0 EUR 1.25 2006 687.5 91.7 Media
REFERENCE https://elpais.com/elpais/2008/07/09/actualidad/1215591420_850215.html