Visser Smit Hanab HDD at Mongstad
14:53
How Do You Steer a Drill Below The Earth?
15:30
Boring company hits our water main.
17:03
How Europe's Building the World's Longest Underwater Tunnel!
15:11
How Tesla Reinvented The Electric Motor
13:49
vd Vlist loading Woltman drilling rig.
32:41
Ritom Pumped-Storage Plant Project – Tunneling under extreme conditions
29:35
North American Drilling Corporation: Video tour of drilling rig....
15:53