[TowerTalk] Tower Base Round or Square?

[W0MU Mike Fatchett]

Not an expert either.  I think this has come up before.  As long as you 
have the same amount of concrete or more at the describe depth you 
should be ok.

Mike W0MU

J6/W0MU November 21 - December 1 2011 CQ WW DX CW
W0MU-1 CC Cluster w0mu.net


On 10/26/2011 11:28 AM, Richard Thorne wrote:
> I'm finally getting some dirt work done in the next day or two at my new
> place which will include holes/concrete for my 45g tower.
>
> I plan on using a pier pin install, so does it matter if the base is
> square or round?  The rohn book calls for a 2' 6" square hole 4' deep
> (I'm designing the tower based on 90mhp winds with a height of 120').
> It would be easier to use a 36" auger to dig the hole.  Since I'm going
> with a pier pin I don't see that there would be any twisting moments on
> the concrete base, it would only be there to hold the tower up.  But I'm
> not an engineer, hence the question.
>
> Thanks
>
> Rich - N5ZC
>
>
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk