[TowerTalk] Brand new and appreciate help---Glen Martin tower & more..

Doug Faunt N6TQS +1-510-655-8604 faunt at panix.com
Tue Dec 6 22:33:41 EST 2005


Just to add a bit to the threaded rod (or All-Thread) discussion- I
used stainless steel threaded rod, and had to remember to use
anti-seize on everything.  I had some galling even from the first
trial fittings when I was negligent about that.

I've a C3S and a 40M rotatable dipole on top of my 17' Glen Martin and
have no fear of it coming down, although I did reinforce the roof and
tie it to a load-bearing wall. OTOH, my house is 99 years old and the
code was bit slack at the time.  And I don't live in a particularly
demanding location.

73, doug

   Date: Tue, 06 Dec 2005 17:22:21 -0800
   From: Jim Smith <jimsmith at shaw.ca>

   Along with Steve's suggestion, what I like about through bolts or 
   all-thread is that you can inspect both ends of them.  With lag bolts, 
   if you get some rot around them it seems to me that you'll never know 
   until they pull out.

   73, Jim Smith   VE7FO

   K7LXC at aol.com wrote:

   >thing I do is to use all-thread thru backing 2x4's in the  attic. GME wants you 
   >to use lag screws screwed into a roof joist - it's not  very practical and 
   >depends on the lag screw for holding power. By using backing  plates in the 
   >attic and all-thread you spread the forces over a much larger area  of your roof 
   >than the lag screws. 
   >
   >  


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