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Re: [TowerTalk] Mot R36 related to NUMBER of installed ground rods

Subject: Re: [TowerTalk] Mot R36 related to NUMBER of installed ground rods
From: "R.Morris" <robrk@nidhog.net>
Date: Fri, 3 Nov 2017 10:37:34 -0400
List-post: <mailto:towertalk@contesting.com>
I think R56 says one 8’ rod per 16’ out to height of tower.

Sent from my iPhone

> On Nov 3, 2017, at 09:43, Steve Bookout <steve@nr4m.com> wrote:
> 
> Jeff,
> 
> You install ground rods until either your back hurts, your wallet hurts, or 
> both.
> 
> I have six 'strings' of four rods each for a total of 24 rods per tower.  
> Installed them 16 feet apart, in a one foot wide trench so I would never trip 
> over them.  All are cadwelded with #4 stranded copper and attached to tower 
> legs with stainless steel shim stock and stainless steel hardware.
> 
> I am comfortable with this installation.
> 
> 73 de Steve, NR4M
> 
>> On 11/3/2017 1:10:AM, Jeff wrote:
>> I’m laying out the ground rod scheme for the towers.
>> 
>> As I look at Mot R56, it seems like about 45’ of rods gets you to the 5 ohm 
>> target based on one of the graphics they provide  That’s about 9 ground rods 
>> spread out in 3 legs each with 3 rods separated by 16’ assuming 8’ rods and 
>> average soil.
>> 
>> While I realize more is better, how do you determine “enough” in the context 
>> of ground rod count?
>> 
>> 73/jeff/ac0c
>> www.ac0c.com
>> alpha-charlie-zero-charlie
>> 
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>> 
>> 
>> 
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> 
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