RE: How to build a lifting gantry for a chain fall.....

["Randall Young" <ryoung@navcomtech.com>]

> A buddy had one made up of iron pipe.  It was basically an A-frame at
> either side, with a cross piece, and a couple braces connecting the
> two.  (Think swing set.)  The A frames threaded into the top piece, so
> that it broke down into five easy pieces (or at least five pieces one

Just keep in mind that threading weakens iron pipe considerably.  I've
broken 1" black iron pipe with less than 100 ftlb applied to a threaded
joint.

Randall