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Re: ACI Tension Members Embedment Length of Straight Bars

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Be mindful of the requirements of ACI 318 section 12.15.6.  If your tension
member qualifies as a "tension tie", lap splices are not allowed.

Tripp Howard

On Mon, Aug 6, 2012 at 2:29 PM, William Haynes <gtg740p(--nospam--at)gmail.com> wrote:

> It seems like if the bond length is enough to develop the force that is
> required to be resisted then it would be similar to the case where a
> greater force is present and a full development length was provided. I
> don't really understand it.
> 
> If I only have 1 kip of tension on a #6 straight bar embedded 16 inches
> then the bar should be treated as if it does not provide adequate
> resistance by ACI?
> 
> On Mon, Aug 6, 2012 at 11:00 AM, Jeff Hedman <jeff_h(--nospam--at)lrpope.com> wrote:
> 
>> Will,
>> I'm not 100% sure why either, but here is my 2 cents. I have had a time
>> or two where I could have reduced the development length in a tension
>> member because I had much more steel than I needed for the actual 
>> tension force. I could never actually find anything that allowed it for 
>> tension members either.  I assume it to be because you don't want to 
>> rely on concrete in tension to transfer your loads.  If your development 
>> length was not enough, you would be relying on the concrete tensile 
>> strength to resist your tension loads.  Since those couple of instances, 
>> 

Truncated 409 characters in the previous message to save energy.

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