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All projects (139)

High-Speed Atlantic Rail Line, Vigo-Das Maceiras section

Galicia, Spain

Two 9.5-km tunnels excavated with double shield tunnel boring machines. The $247-million project consisted of the construction of twin tunnels, with galleries between them every 250 m.

Bologna Tunnels

Bolonia, Italy

Design and construction for the connection in Bologna of the Milan to Naples high-speed rail line, enabling the Milan-Naples high-speed train to cross through the city centre of Bologna.

Málaga Airport Tunnel

Andalucia, Spain

This €280-million project involved the construction of the suburban rail line between Málaga and Fuengirola.  

Madronal II Tunnel

Madrid, Spain

ACCIONA Infrastructures is a leader in underground projects and has carried out a wide variety of projects with considerable expertise in tunnels.

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