[TowerTalk] New Tower / Florida Soil (sand) question

[K8RI on TowerTalk]

Sand is better than clay.
With the large safety margin in the ROHN specs and the tower being guyed I 
doubt there'll be much of a problem if any unless you put one humungous 
antenna on top.

Roger Halstead (K8RI and ARRL 40 year Life Member)
N833R - World's oldest Debonair CD-2
www.rogerhalstead.com (Use return address from home page)


> 20% increase in base size, thoroughly soaked
> soil in hole to detect likely settling in advance
> of pour, firmly packed, lots of gravel.
>
> No official engineering just off the top of the
> head ideas.
>
> Engineers on the list will likely tell you I am
> nuts but it worked for me!
>
> :-)
>
>> Well, I'm finally at the point of pouring concrete for my anchor holes
>> and tower base for my 70' of Rohn 45 tomorrow morning at 7:30AM.
>> (Purchased from our friendly tower purveyor K4XS, thank you Bill,
>> Mahalo)
>>
>> I've been re-reading N1LO's excellent Tower Topics Notebook
>> ( http://www.qsl.net/n1lo/tower_ref.pdf ) and have just become a little
>> freaked out about my soil conditions...  I've followed the Rohn 
>> instructions
>> to the letter regarding my holes, rebar, etc.... but I now realize these
>> are for what Rohn calls "Normal Soil"
>>
>> Question:  Am I hosed because I have not made allowances for
>> Florida Soil?  i.e. Sand!  After reading N1LO's description of normal
>> soil, I am concerned that I've not done due diligence in this area,
>> i.e. compensation for possibly not having "normal soil"
>>
>> For you tower owners who live in Florida soil conditions, what 
>> adjustments,
>> if any, have you made to the Rohn specs for your anchor holes, etc...
>>
>> Thanks for any guidance...
>> George - Ku3o
>
>
>
> -- 
>
> Thanks! & 73,
> doc, KD4E
> ... somewhere in FL
> URL:  bibleseven (dot) com
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