the demo guys previously had probably only blown up cheap chinese steel. this was old US steel
On Tue, Oct 11, 2016 at 11:13 PM, Josh Reynolds <[email protected]> wrote: > Interesting. > > On Oct 11, 2016 11:02 PM, "Robert" <[email protected]> wrote: > >> This was probably all shaped cutting charges... The problem with that is >> the internals of the steel. They usually pre-cut some of the members to >> determine the composition of the charges and if they cut the wrong member >> they get the wrong results... >> >> On 10/11/16 8:50 PM, Josh Reynolds wrote: >> >>> Pretty sure they didn't think the steel was going to be that resilient. >>> Its a far away shot, but it doesn't look like there's anything but >>> superficial damage. >>> >>> >>> On Oct 11, 2016 10:47 PM, "Eric Kuhnke" <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> I have just enough nautical knowledge to seem stupid on the >>> Internet... My theory is that they were planning to neatly cut it >>> into medium sized chunks that could be reasonably lifted out of the >>> river with a medium sized crane on a flat barge and carried away. >>> Severing the whole thing and dropping it into the river in one piece >>> would require a significantly larger/more expensive crane and >>> corresponding barge. >>> >>> Not enough explosives at the severing points, or an underestimate of >>> the strength/grade of the steel? >>> >>> >>> >>> On Tue, Oct 11, 2016 at 8:40 PM, Ken Hohhof <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> OK, mechanical stuff is not my strong point. But for anyone who >>> watched the video of the failed bridge implosion in Little Rock, >>> Arkansas, what were they thinking? It seems they rigged >>> explosives on the arch and the bridge deck, both of which are in >>> compression. It seems to me they needed to sever the cables, >>> which are in tension. That at least would have caused the deck >>> to collapse.____ >>> >>> __ __ >>> >>> https://www.youtube.com/watch?v=aalDpReUaCs >>> <https://www.youtube.com/watch?v=aalDpReUaCs>____ >>> >>> __ __ >>> >>> >>> -- If you only see yourself as part of the team but you don't see your team as part of yourself you have already failed as part of the team.
