Code varys wildly with locality as to the accepted depth so find out before
you dig. Many allow a shallower depth if you put wire in that gray plastic
conduit.

"Eisboch" wrote in message
...

"HK" wrote in message
...

18" sure ought to work here, since our freeze is a lot less than your
freeze.

Nothing to do with freeze depths. It's to avoid driving a horseshoe stake
into the wire.

Eisboch