Of course after the hole is dug and the 10' tall 2" schedule 40 pipes
are welded to the rebar supports ( spacers ) then the whole
thing has to have the form around it, i decided to go
12" wide and 8' deep for the concrete, remember that
the distance for the base section is 48" from each leg
in a triangular shape, here's the outside forms showing the pipes,
and the rebar weldments for reinforcement

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