Folks, a photo of a buried cadwelded cell site perimeter ground system.
Perimeter of large guage, solid, tinned copper ring about, 50-60 ft direct
buried, 8" subsurface, with about 15 ea 8' cadwelded ground rods attached.
toggle fwd or back for more photos..
73, DX, de Pat AA6EG firstname.lastname@example.org;
>From: Jim Lux <email@example.com>
>A couple observations...
>The ground resistance from a buried wire 16 ft long is probably comparable
>to a pair of 8 foot rods connected above ground by a 16 ft wire. Why not
>just trench or slit and bury the wire? No connections to worry about, no
>rods to buy, etc.
>Cadweld oneshots from Tessco are only $6-7 each. I imagine that the cost
>of the ground rod is comparable..[Tessco shows a Harger 8'x5/8 rod is $17
>(list)]. Ultimately, you're looking at a cost/benefit tradeoff (better
>ground = lower risk of damage from transients).. Assuming you've got 3 legs
>on your tower, and a couple ground rods on each, you're looking at $60 or
>so for the CadWelds.. that's not a huge number compared to the several
>kilobucks you've got into the tower/antenna/radio....
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