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Re: shear friction

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ACI 318 Section 17.5.2 & 17.5.2.3, and ACI 318 Note could be a reference. 

Also, text book such as "Reinforced Concrete - Mechanics and Design" by J. G  McGregor
identifies 0.85 as a phi for friction shear.

 
----- Original Message ----- 
From: Mark Pemberton <Markp(--nospam--at)lbdg.com>
To: <seaint(--nospam--at)seaint.org>
Sent: Wednesday, December 05, 2001 4:43 AM
Subject: shear friction


> Neither the UBC nor the ACI clearly states what phi
> factor should be used for shear friction.  I would guess
> it would be 0.9 (tension phi factor), but I noticed in the 
> Seismic Design Manual Volume III, there is no phi
> factor assigned.
> 
> Mark Pemberton, P.E.
> Project Engineer
> Lionakis Beaumont Design Group
> 1919 19th Street
> Sacramento, CA 95814
> Phone: (906) 558-1900, ext. 300
> Fax: (916) 558-1925
> www.lbdg.com
> 
> 
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