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Re: [TowerTalk] 80' tower in SF Bay area (update)

To: towertalk reflector <>
Subject: Re: [TowerTalk] 80' tower in SF Bay area (update)
From: Alan NV8A <>
Date: Sat, 29 Jul 2006 16:36:54 -0400
List-post: <>
On 07/29/06 03:54 pm JC Smith wrote:

> One quick question for the group:  In the past I have just used motor oil on
> my forms, but I was always able to oil them a few minutes before I poured
> the concrete.  Due to the size of this form (5'x5'x3.5') and its location
> around the tower base I will probably have to oil it before I drop it over
> the tower base and it may have to sit there for a while before we pour.  How
> long can I wait after oiling the forms (plywood) before I pour?  Is there
> any commercial form-oil product that would give me more slack time between
> oiling and pouring?

In a previous existence I worked as a lowly underling in civil 
engineering laboratories and on construction sites. I am sure that the 
concrete forms were made of plywood with a very smooth -- almost shiny 
-- surface, and I think that some special "form release" agent was used 
as well.


Alan NV8A

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