>
>
> Ollie,
> What kind of building do you live in?
> I've had to walk around in many attics to do electric work etc. and the
> ceiling joists hold my 200 pounds very well.
>
> Randolph
Just to get away from the weak ceiling joist (rafter) thread
has anyone checked to see if a suitable weight could be hidden in the
column? In fact it might be possible to let a weight of half the mass
fall through twice the distance using a single sheave! Bill in Boulder
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