• Tunnel & Metro

    B10 Rosensteintunnel and B10/B14 connection at the Leuze

    B10 Rosensteintunnel new contruktion, B10B14 Leuze 3. tube new construction, Refurbishment 1. and 2. tubem, B10/B14 Bergertunnel Refurbishment, B14 Schwanenplatztunnel Refurbishment
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  • Tunnel & Metro

    Delhi Metro

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  • Tunnel & Metro

    „Hamburger – Deckel“ Expansion of the A7 motorway

    Tunnel Schnelsen, Tunnel Stellingen, Tunnel Altona
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  • Tunnel & Metro

    Eurasia Tunnel

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  • Tunnel & Metro

    Kombilösung Karlsruhe

    Light rail tunnel with 7 stops, 4 of which with event ventilation by means of exhaust axial fans
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  • Tunnel & Metro

    Jungfraujoch – Top of Europe

    Exhaust air system at Mönchstollen, Extension of track 3 - event ventilation
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  • Tunnel & Metro

    N06 Tunnel Mittal

    Maintenance project Tunnel Mittal BSA
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  • Tunnel & Metro

    Quito (Ecuador)

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  • Tunnel & Metro

    Westconnex

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