[TowerTalk] rebar cages

[Bill Coleman]

On 8/28/01 10:22 PM, Mike Gilmer - N2MG at n2mg@contesting.com wrote:

>It appears that they (Rohn) want four vertical #6 
>rebars (one near each corner) with horizontal ties of 
>#3 every 12 inches.

That's right.

>The drawing shows each horizontal tie as being one 
>continuous piece of rebar wrapped around the 
>verticals. 

That's probably the easiest way to do it.

>Is there a significant difference in the 
>strengths of these two arrangements? 

I don't see where you find the second arrangement. The horizontal rebar 
is typically one continuous piece.

> Looks to me that 
>having separate bars would be far easier to construct 
>although using them would likely yield a somewhat 
>less stable cage - at least when out of the concrete.

You've obviously never had to cut rebar. 

I made mine entirely out of #4. It's much easier to bend the rebar around 
in a square than it would be to make all those cuts.


Bill Coleman, AA4LR, PP-ASEL        Mail: aa4lr@arrl.net
Quote: "Not within a thousand years will man ever fly!"
            -- Wilbur Wright, 1901



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