Ritom Pumped-Storage Plant Project – Tunneling under extreme conditions
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32:48
Pumpspeicherwerk Ritom - Tunnelbau unter Extrembedingungen
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20:02
Eppenberg SBB Railway Tunnel - From installation to the breakthrough
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15:31
How Iron Ore Mining Works!
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19:02
Dünyanın En Büyük Ölçeği! Demir Cevheri ile çelik filmaşin yapma süreci
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11:58
Belchentunnel (Switzerland) – Project Film
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29:40
Extremely Dangerous Road Construction Projects On The Cliff. Milling & Paving Process
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20:18
Extreme Dangerous Fastest Big Chainsaw Cutting Tree Machines | Monster Stump Removal Excavator #10
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25:27