Aug 24, 2017 #1 appot Structural Apr 17, 2009 81 [URL unfurl="true"]https://tunneltalk.com[/url] It will be interesting to hear what comes of this.
Aug 24, 2017 #2 itsmoked Electrical Feb 18, 2005 19,114 Fascinating. Thanks. Keith Cress kcress - http://www.flaminsystems.com
Aug 24, 2017 #3 LittleInch Petroleum Mar 27, 2013 21,339 Maybe don't do a freeze operation in the summer? ? Remember - More details = better answers Also: If you get a response it's polite to respond to it.
Maybe don't do a freeze operation in the summer? ? Remember - More details = better answers Also: If you get a response it's polite to respond to it.
Oct 11, 2017 #4 epoxybot Structural Jul 31, 2006 597 The rail line is back in service but they still haven't figured out how to recover the TBM or how they will tunnel through the concrete used to stabilize the ground around the bore. Link
The rail line is back in service but they still haven't figured out how to recover the TBM or how they will tunnel through the concrete used to stabilize the ground around the bore. Link
Oct 12, 2017 #5 btrueblood Mechanical May 26, 2004 9,863 They should call the people who ran the "Big Bertha" tunneling machine in Seattle - it had to be dug out of its hole after a cutter head failure. https://en.wikipedia.org/wiki/Bertha_(tunnel_boring_machine)
They should call the people who ran the "Big Bertha" tunneling machine in Seattle - it had to be dug out of its hole after a cutter head failure. https://en.wikipedia.org/wiki/Bertha_(tunnel_boring_machine)
