Those numbers in the link are the ones that determine if you need to check further. This is the procedure design manual
https://www.faa.gov/documentLibrary/media/Order/FAA_Order_8260.3D1.pdf <https://www.faa.gov/documentLibrary/media/Order/FAA_Order_8260.3D1.pdf> It gets very detailed in how the clearances are determined. Makes me happy to know the amount of detail that goes into making sure if I follow the procedures while flying in the clouds I don’t run into things. Mark > On Apr 14, 2020, at 7:08 PM, <ch...@wbmfg.com> <ch...@wbmfg.com> wrote: > > https://hamradioschool.com/g1b01-maximum-antenna-structure-height/ <> > > From: Ken Hohhof <> > Sent: Tuesday, April 14, 2020 4:47 PM > To: 'AnimalFarm Microwave Users Group' <> > Subject: [AFMUG] TOWAIR and ASR for existing tower > > We have a tower next to a commercial building, I think it’s a 45 or 50 ft > probably Rohn 45G. It is near a smallish regional airport but pretty much 90 > degrees to the runway. We need to swap out the 5 GHz backhaul links on this > tower for licensed. > > The frequency coordinator is telling us that according to TOWAIR we need to > file for an ASR, I assume they mean not just with the FCC but with the FAA. > > By doing so, are we opening Pandora’s box, where they tell us not only is our > request denied, we have to take down the tower that has been there for 20 > years? Is this one of those things where we will really regret asking the > question and should have just kept quiet and suffered with the 5 GHz > interference? > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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