Re: [TowerTalk] Alternative Method of Tower Guying(Correction)

["Roger (K8RI) on TT" <K8RI-on-TowerTalk@tm.net>]

On 9/26/2014 9:47 PM, W2RU - Bud Hippisley wrote:

Yup! Particularly if it's someone else s roof! <:-))

73

Roger (K8RI)

> On Sep 26, 2014, at 8:36 02PM, Roger (K8RI) on TT <K8RI-on-TowerTalk@tm.net> 
> wrote:
>
> > Don't forget that those guying forces plus are transferred to the base of the 
> > tower (roof) when the tower is self supporting. A guyed tower spreads the force 
> > over a wide area and the forces add algebraically between the guys.
> > All of that force is transferred to the base anchor with a self supporting 
> > tower, so the roof will need to be much stronger than for a guyed tower.
> All the more reason they need to engage a Professional Engineer.   It’s possible they 
> shouldn’t even be _walking_ on the roof …
>
> Bud, W2RU
>   
> > > > ----- Original Message -----
> > > >
> > > > From: tsharar@comcast.net
> > > > To: towertalk@contesting.com
> > > > Sent: Monday, September 22, 2014 9:58:48 PM
> > > > Subject: [TowerTalk] Alternative Method of Tower Guying
> > > >
> > > > Towertalkians,
> > > >
> > > > We are planning to erect a tower for our club's DSTAR repeater antenna. This 
> > > > tower will consist [of] three ten foot Rohn 45G tower sections on the flat roof 
> > > > of a multistory building. The problem we have is that two of the three guy 
> > > > anchor points are under an adjacent structure roof overhang and will not allow 
> > > > us to guy the tower at or near the top. One of our club members has proposed a 
> > > > novel idea for deviating the guys around the roof overhang - please see the 
> > > > diagram below. Has anyone ever tried something like this before? Does this look 
> > > > like a good idea or not?
> > > >
> > > > Please note that this diagram is not to scale.
> > > >
> > > > 73 de Terry Sharar W3EDS
> > > > Chair, Repeater Committee
> > > > Montgomery Amateur Radio Club
> > > > Rockville, MD
> _______________________________________________
>
>
>
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--

73

Roger (K8RI)


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