Full speed ahead for the Siete Aguas Buñol tunnel. New tunnel boring world record: 80 m in one day
READ MOREThe tunnel boring machine building the La Cabrera tunnel in the Siete Aguas- Buñol section in Valencia completed 80 metres of progress on 25 November, 50 ring each of 1.6 metres - a world record. The project consists of two parallel the single-track tunnels 7,157 metres long.
The work forms part of an 11.2 km section of...