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>____
>>
>>         __ __
>>
>>
>>

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