[TowerTalk] Coax above ground

[Roger (K8RI) on TT]

That calls for a tractor mounted post hole digger.

73

Roger (K8RI)


On 3/19/2016 Saturday 5:00 PM, David Robbins wrote:
> They are probably 50-60' apart here.  my frost line is about 4' in cold
> years but there is a layer of hardpan about 2-3' down here that is very hard
> to dig through so I usually stop when I hit that.  since they aren't taking
> much side force there is not much need for having them very deep.
>
> David Robbins K1TTT
> e-mail: mailto:k1ttt at arrl.net
> web: http://wiki.k1ttt.net
> AR-Cluster node: 145.69MHz or telnet://k1ttt.net:7373
>
>
>
> -----Original Message-----
> From: Andre VanWyk [mailto:kr5dx at yahoo.com]
> Sent: Saturday, March 19, 2016 20:22
> To: David Robbins; towertalk at contesting.com
> Subject: Re: [TowerTalk] Coax above ground
>
> David,
>
> How far do you have your posts apart?  I live in northern MN and the frost
> line is deep here, so 2ft will down will not cut it for me.
> Since I have thousands of feet of EHS, I will use that as a support line.
>
> 73
> NJ0F
>
>
> -----Original Message-----
> From: David Robbins
> Sent: Saturday, March 19, 2016 2:05 PM
> To: towertalk at contesting.com
> Subject: Re: [TowerTalk] Coax above ground
>
> I have hundreds of feet of elevated feed and control lines here, I try to
> keep them 6-8' up so I can walk and mow under them.  in one spot I have a
> drawbridge where I can pull up the wires to about 12' to get trucks and
> backhoes under it.  a 10' pressure treated 4x4 here is only put down about
> 2' in the ground and does just fine.  I use eyebolts on each side at the top
> to get 2 runs where needed with usually 1/4" guy wire as a carrier... just
> because I had lots of left over pieces after putting up the towers.  It does
> last much better than aircraft cable but isn't as easy to work with
> obviously.
>
> While others will insist on using wire ties and other stuff all mine is
> suspended with the cheapest electrical tape I can find.  Usually I end up
> cutting it off when adding new cables before it has to be replaced because
> the tape failed... though recently I have had to go around on some of the
> older runs and add a few more layers here and there where some of them were
> stretching a bit or dried out and cracked.
>
> I wouldn't worry about birds, they are unlikely to cause anything more than
> a few droppings here and there.   the biggest threat around here are
> porcupines that are known to like the taste of aluminum hardline for some
> reason.  one cable company engineer gave up and started putting scrap pieces
> at the bottom of his poles to save them from having to climb to chew on the
> stuff at the top.  Porcupines are also known to eat car brake lines, plastic
> bumpers, car tires, and have even gnawed on the t-111 on my house and
> garage.  Creating a good open area around the house and garage and towers
> seems to have kept them away from edible stuff for many years now.
>
>
> David Robbins K1TTT
> e-mail: mailto:k1ttt at arrl.net
> web: http://wiki.k1ttt.net
> AR-Cluster node: 145.69MHz or telnet://k1ttt.net:7373
>
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-- 

73

Roger (K8RI)


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