León - Asturias high-speed train line. Pajares tunnels
Tunnel excavated by means of a single-shield tunnel-boring machine starting in the conventional tunnel. Single-road tunnel arranged with a 50 m space between axes in regard to the parallel tunnel.
- Name: León - Asturias high-speed train line. Pajares tunnels
- Construction company: Sacyr
- Client: ADIF
- Execution dates: April 2004 - December 2012
Amount (million €)