[Towertalk] Changing towers

[David]

If you're looking at the US Towers HDX-555, it requires a concrete base
5'x5' and 6.5' deep (a little over 6cu yrds), with rebar cage.

Good luck,
David, K4ZZR


>
> I put up a 40' free standing aluminum tower last last year, with a
> 2-element quad on top.  The tower was easy to walk up and seems to be
> exactly what was advertised.
>
> The problem is that, as the years have passed, I find I am no longer a
> climber --- even for a little 40' tower.  In retrospect, I should have
gone
> for a crankup (with the lifting/tilting device, as well).  I am trying to
> estimate how much hassle there would be in changing towers.  My target
> would be the U.S. Towers  55', three-section crank up.
>
> I currently have about 2.75 yards of concrete in the ground, in an
> irregular 3 x 4' pattern, about 4-5' deep.  Could I use this as the base
> for the crankup?  I would cut off the current mounting leg connectors,
> drill fairly deep holes in the concrete and use construction epoxy to hold
> the new mounting bolts for the crank-up.  Should I pour more concrete next
> to the current mass (and maybe drill a few connecting rebar holes to link
> the two "pours" together)?
>
> Bill
> W2WO
>
>
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