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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