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RE: Reinforced Concrete Tank Seal @ Exist.

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Regards,
	Harold Sprague

> -----Original Message-----
> From:	Ed Fasula [SMTP:tibbits2(--nospam--at)metro.lakes.com]
> Sent:	Wednesday, January 26, 2000 11:12 AM
> To:	seaint(--nospam--at)seaint.org
> Subject:	Reinforced Concrete Tank Seal @ Exist.
> 
> We have to add on to an existing concrete manure pit.  The local code
> allows some leakage, but personally and professionally I'd like to avoid
> any significant leakage at all.  
> 
> Common practice seems to be to cut a notch into the existing wall and
> create a construction joint.  I would think doweling would be required as
> well.  There is a bentonite based sealant, RX, that is sometimes used.
> It's not recommended where the bentonite can, and apparently has, actually
> swelled with enough force to crack the concrete.  
> 
> Any ideas about other directions would be appreciated.
> 
> Ed Fasula, EIT
> 
>