Switzerland – Railway bridge construction work – Galerie Las Ruinas, Neubau - Ausführung

New construction of the rockfall protection gallery Las Ruinas on the section of track between Trin and Versam, km 28.515 to 28.805 in reinforced concrete. Main quantities: - demolition of existing half-gallery, concrete 1,000 m3 - demolition of further concrete and natural stone structures 1,500 m3 - creation/demolition of ballast spraying 700 m - cable ducts 10 units - cable system track crossings 5 units - drainage track crossings 1 unit - cable block cable system 800 m - nail wall 800 m2 - piles 4,900 m - KBD sealing 5,200 m2 - excavation of construction pits 10,200 m3 - material delivery 8,600 m3 - drainage pipe 370 m - formwork 11,400 m2 - reinforcement 1,050 t - structural concrete 5,900 m3 - facing 340 m2 - scaffolding and assembly scaffold 1 unit - railing 290 m