[TowerTalk] Rohn tower base with pier pin question

K7LXC at aol.com K7LXC at aol.com
Sat May 22 12:42:46 EDT 2004


In a message dated 5/21/04 7:54:02 AM Pacific Daylight Time, 
sentek at sprintmail.com writes:

> In the past, I've erected Rohn 25 towers with a section embedded in the
>  concrete.  This time, I'm looking at the pier pin approach.  So far, I've
>  found references to descriptions of drilling the base concrete and
>  installing a pin using stainless steel expanding anchors or epoxy.  Seems 
to
>  me the easy way would have been to put the pin in when the concrete is 
being
>  poured.  You ought to be able to simply push it down where you want it, 
with
>  a few taps from a hammer.  Is that what's commonly done?

    Yep. The pin is just there to keep the bottom of the tower from kicking 
out so it doesn't have to be real plumb or anything.

    If the concrete is already dried, it's about a 5-minute job to drill a 
hole and then epoxy the pin in. Either way is pretty simple.

    The big hassle with a pier pin is that you have to temporarily guy the 
first section.

Cheers,
Steve    K7LXC
TOWER TECH


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