> Instead of relying on the undisturbed earth to hold your tower in position,
> you are basically relying on a 60,000 pound weight with a 10 foot square
> footing to hold up a 90 foot tower.
Worse... if it's in water, the 60,000 pounds only weighs about 25,000
pounds. It's the difference between standing on a log laying on the
ground and a log floating in a lake (well.. not that bad, but you get
Still has inertia, though, for seismic resistance. And bulk
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