[TowerTalk] Ground Rods in rocky soil

[Gary Schafer]

> 
> So, your piers probably have rebar in them.. if they are tied to the
> bolts?  Actually, interestingly, for a Ufer type ground, all the
> metal doesn't have to be connected.  

Not a good idea. You don't want the possibility of an arc inside the
concrete by not having a solid connection between metal parts.

73
Gary  K4FMX

Just there has to be at least 20
> ft total.  The idea is that it provides a relatively high
> conductivity path within the concrete.  So you might be able to just
> use lugs on the attachment bolts.