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Re: [TowerTalk] Rohn 45 bracketed

To: "Roger \(K8RI\)" <K8RI-on-TowerTalk@tm.net>, <towertalk@contesting.com>
Subject: Re: [TowerTalk] Rohn 45 bracketed
From: "Gene Smar" <ersmar@verizon.net>
Date: Fri, 14 May 2010 23:53:29 -0400
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
TT:

     Now is as good a time as any to bring to your attention the QST article 
titled, "Install a House-Bracketed Tower -- The Right Way."  It's in the 
August, 1996 issue, page 35.  Let's be careful out there!


73 de
Gene Smar  AD3F


----- Original Message ----- 
From: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>
To: <towertalk@contesting.com>
Sent: Friday, May 14, 2010 10:04 PM
Subject: Re: [TowerTalk] Rohn 45 bracketed


>
>
> On 5/14/2010 8:43 PM, K7LXC@aol.com wrote:
>>
>> In a message dated 5/4/2010 12:01:09 P.M. Pacific Daylight Time,
>> towertalk-request@contesting.com writes:
>>
>>
>>>   Curious to know if Rohn 45 was bracketed to my brick  house no higher
>>>
>> than 9 feet above ground, how high could the tower go with  a small
>> windload, unguyed?  Small = TH2 + 3el 6M +  rotator.
>>
>>      Well, it depends. What's your county windspeed  rating? If you don't
>> know, you can find it at
>> _http://www.championradio.com/county.windspeed.data.html_ 
>> (http://www.championradio.com/county.windspeed.data.html) .  It's the
>> minimum - your local building department may have deemed it higher.
>>
> There are more complications though. Brick house, or brick veneer.  The
> veneer has very little structural strength and even less in the lateral
> direction which means the bracket should be fastened to the supporting
> structure behind the veneer.
>
> 73
>
> Roger (K8RI)
>> A free-standing 45G can go to around 35' with  your load @ 80 MPH. Rohn
>> specs allow you to be about 15 feet above the  housebracket but the 
>> stated
>> loads are bigger so they don't provide a direct  answer.
>>
>
>>
>> Cheers,
>> Steve   K7LXC
>> TOWER TECH
>>
>>
>>
>>
>>
>>
>> _______________________________________________
>>
>>
>>
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>>
> _______________________________________________
>
>
>
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