Most poles don't twist much.

-----Original Message----- From: Jay Weekley
Sent: Tuesday, September 13, 2016 8:44 AM
To: [email protected]
Subject: Re: [AFMUG] Wooden pole twisting

For us they are and haven't hand problems with twisting.  We've got one
with a link that's been steady for 6 years or more.  The problem is
accessing the link on short notice since we don't know a bucket truck
and operators are very busy.  It seems like you could put two wood posts
on either side of the pole and secure a 4x4 with large lag screws to
keep it from twisting.

Matt wrote:
I wonder if painting would help keep moisture out?  Maybe its a
temperature thing too?

I always thought wood poles would be great for CPE locations but now maybe not.


On Tue, Sep 13, 2016 at 3:44 AM, Adam Moffett <[email protected]> wrote:
I've got a 70' (61' AGL) class 3 pole with an AP and backhaul on it. It's
been in the ground about 3 years now.

This past spring we noticed the signal drop slowly on the backhaul over the
course of a month.  A climber went up and adjusted it by about 9 degrees,
but he said the mount was tight when he got there. This past month the RSSI
on the backhaul has been slowly dropping again.

The humidity here tends to shoot way up in the summer and drop in the
winter. I'm supposing this beast must be twisting as it soaks up moisture
and then dries out again.

Is this a problem that might diminish as the pole ages, or is there perhaps
any possible remediation?  I guess the permanent fix is a real tower or a
steel pole, but I guess I'm hoping that one of you old phone guys knows some magic trick. Seems like if there was a wire attached to this pole, that a 9
degree twist would put some wicked tension on it.




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