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Re: [TowerTalk] Using old concrete in new pour

To: Ken <wa8jxm@gmail.com>
Subject: Re: [TowerTalk] Using old concrete in new pour
From: Paul Braiman <braimanbiz@charter.net>
Date: Wed, 22 Oct 2014 16:57:01 -0700
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I just finished erecting a Tashjian LM 354HD. Spec for the concrete base was 
3.5' x 3.5' by 7' deep. I ended up with 4' x 4' x 8’. I sleep slightly better 
at night. :)


On Oct 22, 2014, at 11:42 AM, Ken <wa8jxm@gmail.com> wrote:

> 
> On Oct 22, 2014, at 10:39 AM, David Gallatin via TowerTalk wrote:
> 
>>  I have a pour scheduled for Monday. $233 for 1.5 yds direct into my hole, 
>> which I go now to dig. My back hurts already. :)  73,
> 
> 
> Yikes, I hope you aren't digging it by hand!   Better hurry up and hope you 
> don't hit rock!  
> 
> (I have a rock layer here at 40" down.)
> 
> 
> As for your original question, I find it amazing how requirements have 
> changed since I got my license (1963).   Look around at all the towers 
> standing for 30 years and I'll bet they don't have high strength concrete and 
> complex rebar.   They just won't last....   ;-)     Seriously, I put up a 64' 
> freestanding Heights tower twice in 1970 and 1975 and hand mixed the concrete 
> (two days on the first one using Sackrete) and it only needed a 4x4x4 base 
> back then with a TA-33 tribander and other antennas on it.   
> 
> I do think the lawyers have changed the engineering specs over the years.
> 
> Good luck digging,
> 
> Ken WA8JXM
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