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    Madronal II Tunnel

    This project, worth €41 million, involved the design and construction of a 3.1-km long tunnel of 3.5 m in diameter, to accommodate 1.2-m and 2-m diameter water pipelines. 

    Other services include electrical cables, fibre-optic communication services and transformer stations.

    General Information

    Madrid, Spain
    Contract type
    Design and construction
    3.1-km long tunnel with a diameter of 3.5 m to accommodate water pipelines with diameters of 1.2 m and 2 m
    Year of project completion

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