[TowerTalk] Bearing plate for pier pin foundation?
K7LXC at aol.com
K7LXC at aol.com
Mon Oct 6 18:13:40 EDT 2008
In a message dated 10/6/2008 10:46:48 A.M. Pacific Daylight Time,
towertalk-request at contesting.com writes:
> Rohn's mechanical drawing of concrete bases for guyed towers shows a
"bearing plate" on top of the concrete base, apparently concentric with the
pier pin. I can't find such an article - the only references I find to a
"bearing plate" are mounting arrangements for a thrust bearing.
Is this a drawing error?
> Do I need to place something between the pier pin base assembly and the
concrete?
It's a "bearing" plate in that it bears the weight. There is no bearing in
there. The plate sits on the concrete pad and is held laterally by the pier
pin.
Cheers,
Steve K7LXC
TOWER TECH -
Professional tower services for hams
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