Ouvrages d'art & grands projets
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Tunnel de Combe-Soudan (2007)
Fontcouverte-la-Toussuire, Auvergne-Rhône-Alpes, France
Tunnel routier
Tunnel
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Tunnel de Flimserstein/Crap da Flem (2007)
Flims, Grisons, Suisse
Tunnel routier
Tunnel