There is no baseplate. This tower uses a prefab rebar base with mounts
for the tower. No baseplate at all.
Michael Goins
Professor, Writing
University of Texas at San Antonio
On Sat, Feb 13, 2010 at 7:10 PM, chas <chasm@texas.net> wrote:
> Michael Goins wrote:
>> It is not limestone. It is a rock shelf. I have limestone here in
>> places, but there are tremendous boulders and several huge rock
>> shelves. It is in a rock shelf that is absolutely solid, not porous
>> like limestone.
>>
>> Guys, I really appreciate the help.
>>
>> Michael Goins, k5wmg
>> Professor, Writing
>> University of Texas at San Antonio
>>
>
>
> I would still create a base plate with some all thread 1 - 1.5" diam bolts
> and drill the holes thru the base plate and into the basalt or whatever you
> have... about 3' below the base of your factory form. that would make for
> about 5' to 6' bolts and place those bolts about 3" beyond the three uprights
> of the tower. if you have the tower base plate, I would have a welder burn
> holes for the bolts and follow my previous suggestions. I did not get a base
> plate with my HG52 so I bought one and had a sign company do all the metal
> work. my concrete base is only about 3'x3'x3' and like you, will lower the
> tower to its 20' height in case of hurricane or similar.
>
> 73
>
> chas
> --
> chasm@texas.net k5dam Houston, TX
>
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