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RE: How Can Force in "All Thread" be Determi

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	Roger,

	Here is one more hydraulic bolt tensioner with a web page that
describes the process.

	http://www.oxford.net/~integra/a11b1.htm

	Regards,
	Harold O. Sprague

> -----Original Message-----
> From: Roger Turk [mailto:73527.1356(--nospam--at)compuserve.com]
> Sent: Tuesday, October 09, 2001 3:42 PM
> To: SEAOC Listservice
> Subject: How Can Force in "All Thread" be Determi
> 
> 
> I have a project reinforcing glue-laminated beams in an existing wood 
> panelized roof of an industrial building and have specified using 
> prestressing strands to do the reinforcing.  The contractor wants to use 
> "all thread," however, I cannot think of a way to measure the force in the
> 
> "all thread" as it is being tightened.  The situation is such that the
> force
> 
> in the "all thread" *has* to be measurable as the roof has a combination
> of 
> simple span, single cantilever and double cantilever GLBs.
> 
> TIA
> 
> A. Roger Turk, P.E.(Structural)
> Tucson, Arizona
> 

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