You must be kidding but it's not helpful to others. If you're not kidding then you need to get a structural engineer to look at that and advise asap.
I'm slightly surprised that anyone would think that a responsible person would take a chimney down without supporting it.
It is hard to believe!
@princeperch started
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You must be kidding but it's not helpful to others. If you're not kidding then you need to get a structural engineer to look at that and advise asap.