Thanks, Steve,
I was wondering about guy anchors, too. Do you put in a bolt oriented toward
the guy run, or at 90 degrees, or ??
And then it's not clear what kind of grounding is appropriate, short of laying
a
big grid.
Martin, AA6E
K7LXC@aol.com wrote:
> In a message dated 8/18/03 9:59:22 AM Pacific Daylight Time, aa6e@arrl.net
> writes:
>
>
>>Is there any general information available on siting towers on rock? I
>
> have
>
>> granite ledge just a foot or less down, so digging the big hole in the
>>ground won't do the trick here.
>
>
> It's pretty simple. What you can do is to use the rock as the base.
> Excavate down to the granite and then drill anchor bolt holes in the rock.
> You can
> either use expandable rock bolts or epoxy the anchor bolts right into the
> rock. Pour some concrete on top so it comes to several inches above grade and
> you'll be done.
>
> Cheers,
> Steve K7LXC
> TOWER TECH -
> Professional tower services for commercial and amateur
>
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