[TowerTalk] wind loading

[Gene Smar]

Gregg:

     Try this reference: 
http://wiki.contesting.com/index.php/Wind_load_calculations .


73 de
Gene Smar  AD3F


----- Original Message ----- 
From: "Gregg Seidl" <k9kl at centurytel.net>
To: "Tower and HF antenna construction topics." <towertalk at contesting.com>
Sent: Sunday, May 02, 2010 10:29 AM
Subject: [TowerTalk] wind loading


> ND9Z and myself are trying to calculate what size tubing I need for my
> planned 4*6M-5XG array. What I'd like to know is this:how many pounds of
> force does the wind exert on each square foot of antenna load at 80MPH. Is
> there an online guide to that? Just trying to figure if a 4.5 inch with a
> .250 wall thickness is in the ballpark for 80 MPH. This would be the
> croosboom. I'm planning 2 inch by .187 wall for the vertical peices. This
> would be a 20 foot by 20 foot H frame. The antennas have a 2.7 sq ft 
> rating
> each.
>
>  Gregg  K9KL
>
>
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk at contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk