[TowerTalk] tiewrapping rebar

[Doug Rehman]

N2EA wrote: 
> Somewhere in here, someone discussed GROUNDING the
> rebar...and the term "Ufer ground" popped up.  I have
> never heard the term, in 45 years, so don't know what's intended.

See: http://www.polyphaser.com/ppc_PEN1030.asp


> HOWEVER, the idea of running ground through the concrete 
> foundation of a tower is probably a bad one.  

The Ufer ground is intended to be part of the grounding system, not the
entire system. From my research, it appears to be a very good addition to
the ground system.

> A million amperes flowing through the rebar will cause the 
> concrete to explode.  Then your tower comes down.  Might be 
> amusing for a few seconds, but the cleanup will hurt.  

The bottom part of a tower base section is already inside the concrete. Why
would bonding it to the rebar cause the concrete explode?

Doug
K4DDR