And what country can preserve its liberties if their rulers are not warned from time to time that their people preserve the spirit of resistance? Let them take arms. The remedy is to set them right as to facts, pardon and pacify them. What signify a few lives lost in a century or two? The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.
Drilling tunnels. Rotate the head, pull back, open up and use the Red Claw of Death to clear the spill, pulling it onto a center conveyor. Push forward, repeat.
A great many TBM are single use. After the tunnel is done, they often dig their own grave in a side tunnel and are left there. Both Chunnel TBM's are still in the chalk.
The protruding sections on the rear wall, one on each side, if it's not obvious, are to brace it in place against the side walls as the hydraulics force the body and the rotating cutters against the wall in front.
Drilling tunnels. Rotate the head, pull back, open up and use the Red Claw of Death to clear the spill, pulling it onto a center conveyor. Push forward, repeat.
ReplyDeleteYou've been there before TOO, I mean on tunnels jobs that is. EXCELLENT answer BTW
DeleteI was going to guess a Chinese asteroid mining ship!
DeleteA great many TBM are single use. After the tunnel is done, they often dig their own grave in a side tunnel and are left there. Both Chunnel TBM's are still in the chalk.
ReplyDeleteOOOOOOHHHHH the stories the archeologist will be coming up with in about 10,000 years when they find these two diggers.
DeleteI dig that one! Too cool.
ReplyDeleteTo visit the mole people.
ReplyDeleteBring flashlights, I wonder if the LED ones will work as well for self defense?
DeleteI thought that an "Alien" machine had inhabited the Tunneler....
ReplyDeleteStill need to install the cutter heads though.
ReplyDeleteThe protruding sections on the rear wall, one on each side, if it's not obvious, are to brace it in place against the side walls as the hydraulics force the body and the rotating cutters against the wall in front.
ReplyDeleteIn abstract.....the little woman when you didn't cut the grass....as asked!
ReplyDelete