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RE: 1923 Vintage CA Concrete Building

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Yes, there were deformed round bars as well as the familiar twisted
square bars.  Some of the deformed bars had proprietary deformations
unique to that particular product.

Bobber.


-----Original Message-----
From: Padmanabhan Rajendran [mailto:rakamaka(--nospam--at)yahoo.com] 
Sent: Friday, March 11, 2005 1:14 PM
To: seaint(--nospam--at)seaint.org
Subject: RE: 1923 Vintage CA Concrete Building

In India, 1:2:4 concrete corresponded to 150 kg/sq.cm
(2130 psi) concrete.

Was there a deformed bar reinforcement in 1923?

Rajendran

--- "Garner, Robert" <rgarner(--nospam--at)moffattnichol.com>
wrote:
> 
> For the strength of reinforcing bars back to 1911,
> download Engineering Data
> Report No. 48 from CRSI.  I can't help you on this
> mix design, however.
> 
>  
> 
> Bob Garner, S.E.
> 
>  
> 
>   _____  
> 
> From: Eknrinc(--nospam--at)aol.com [mailto:Eknrinc(--nospam--at)aol.com] 
> Sent: Friday, March 11, 2005 12:22 PM
> To: seaint(--nospam--at)seaint.org
> Subject: 1923 Vintage CA Concrete Building
> 
>  
> 
> I am evaluating a 1923 California reinforced
> concrete building.
> 
>  
> 
> Plans call for 1-2-4 concrete mix, and deformed
> bars.
> 
>  
> 
> Anyone have information regarding design strengths
> used back then?
> 
>  
> 
> TIA
> 
> 
> 
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The information contained in the e-Mail, including any accompanying documents or attachments, is from Moffatt & Nichol and is intended only for the use of the individual or entity named above, and is privileged and confidential.  If you are not the intended recipient, be aware that any disclosure, dissemination, distribution, copying or use of the contents of this message is strictly prohibited.  If you received this message in error, please notify us.

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