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Re: [TowerTalk] HDBX-48 figures for 90 mph zone

To: Gene Fuller <w2lu@rochester.rr.com>
Subject: Re: [TowerTalk] HDBX-48 figures for 90 mph zone
From: Mickey Baker <fishflorida@gmail.com>
Date: Wed, 7 Dec 2011 08:37:00 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
This might work if your building officials aren't engineers, are bad at math 
and ignore the load profile of the tower itself.

Wind, however, does a great job of uncovering those types of errors, if you 
were unlucky enough to see wind at the design limits.

Mickey Baker
NetApp
Mobile: 954 729 6464

On Dec 6, 2011, at 4:43 PM, "Gene Fuller" <w2lu@rochester.rr.com> wrote:

> 
> As I recall wind pressure "on a flat surface" at 70 mph is 20.6 lbs/sq ft., 
> so if the  tower is rated for
> 18 sq ft at 70 mph, would it be too much of a stretch to say to the zoning 
> board that since wind pressure at 90 mph is 34 lbs/sq ft, by simple math, 
> the tower should be good for 10.9 sq ft at 90 mph ?
> Gene / W2LU
> 
> 
> 
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