Wednesday, June 3, 2009

Re: the use of T1-11 Siding Plywood



On Wed, Jun 3, 2009 at 7:42 AM, Tom Skaggs <tom.skaggs@apawood.org> wrote:

Forwarded from our helpdesk…

...Thickness at point of nailing at panel edges determines allowable shear wall values. A copy of ESR-2586 is attached.

I've been conservative by assuming the 1/4" deep grooves effectively make the panel only 3/8" thick (for 5/8" T1-11 siding).  Good to know that you can use the total thickness of the panel for shear.
--
David Topete, SE