Tunnel
1832 days ago
Herrenknecht stand at a trade fair (Bauma)
Wikimedia commons
1830 days ago
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Alaskan Way Replacement Tunnel (SR99 tunnel( bored by Bertha produced by Hitachi Zosen)
Las Vegas
1828 days ago
Europe's smartest tunnel in Denmark - Fehmarnbelt tunnel
1823 days ago
Swiss postal stamp for the Gottard Tunnel
1812 days ago
Brenner Base Tunnel
1807 days ago
Turkish Republic of North Cyprus Akdeniz Water Pipeline
1803 days ago