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Fwd: [TowerTalk] Elevated Guy Anchors

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Subject: Fwd: [TowerTalk] Elevated Guy Anchors
From: K7LXC@aol.com (K7LXC)
Date: Thu, 12 Mar 1998 13:58:14 EST
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     Here's the real skinny, folks.

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To: K7LXC <K7LXC@aol.com>
From: Bruce Horn <bhorn@hornucopia.com>
Subject: Re: [TowerTalk] Elevated Guy Anchors
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Hi Steve,

You wrote:
>      IMO putting concrete in a pipe is superfluous and doesn't add any
>appreciable added strength to the pipe.. Say you have a column of concrete 4
>inches in diameter and it's 3 feet tall standing vertically. What happens
when
>you let go and the concrete column hits the ground? Right - it shatters.
>That's what it'll do if there's any compression when it's inside a pipe. It
>doesn't really do anything.

Looking briefly at the tables in the AISC Manual of Steel Construction, it
appears that concrete filled pipe is about 35% stronger than the same pipe
unfilled for axial loads.

73 de Bruce, WA7BNM   (bhorn@hornucopia.com)



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