[TowerTalk] tieing utility and tower grounds together

[Larry Alkoff]

On Tue, 24 Jul 2001 09:22:59 EDT, K7LXC@aol.com wrote:

>In a message dated 7/24/01 12:43:12 AM Pacific Daylight Time, 
>labradley@mindspring.com writes:
>
>> Here in Texas we have a lot of rock.  The only way to insert ground rods 
>> vertically is to drill
>>  and with 16 foot separation I would have a lot of rock holes to drill!
>
>    You can also put ground rods in horizontally in the case of rocky 'soil'. 
>Obviously go as deep as is practical but even if they're only a foot down 
>they will be helpful. 
>>  
>>  For my tower I use 9 radials of 1.5" copper in a two foot trench.  No 
>ground 
>> rods.
>>  Do you think that would be adequate to run around the house for grounds?
>
>    Would what be adequate? I'm not sure what you're referring to. You mean 
>more radials around the house or hooking everything together or...?



I meant deep buried radials w/o ground rods compared to horizontal ground rods with
shallow connecting radials or wire for the house part of the system.



>    Copper strap is better than wire since it gives you more surface area for 
>earth contact so it's the preferred material for rocky soil. 
>
>    Since you're in a high lightning area I would add some horizontal ground 
>rods to the house part of the system. 
>
>Cheers,   Steve    K7LXC
>Tower Tech 



Larry Alkoff N2LA - Austin TX



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