10-4, I'll suggest the plenum be enclosed with type "x" in order to apply 8:15. For my own future reference is standard drywall considered limited combustible in any case?
Brian Harris, CET BVS Systems Inc. bvssytemsinc.com -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Ron Greenman Sent: Monday, August 05, 2013 10:54 AM To: [email protected] Subject: Re: Special Situations (8.15) Type X On Mon, Aug 5, 2013 at 7:41 AM, Brian Harris <[email protected]>wrote: > I guess the big question then is standard 5/8" GWB considered limited > or non-combustible. If memory serves me correct I believe it has a > 1hour fire rating? > > Brian Harris, CET > BVS Systems Inc. > bvssytemsinc.com > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Reed A. > Roisum, C.E.T. > Sent: Monday, August 05, 2013 10:38 AM > To: [email protected] > Subject: RE: Special Situations (8.15) > > Correct. If indeed the plenum created is a noncombustible concealed space. > > Reed A. Roisum, C.E.T. | Karges-Faulconbridge, Inc. | Fire Protection > Designer | Fargo, ND | direct: 701.552.9903 | mobile: 701.388.1352 | > http://www.kfiengineers.com > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Brian > Harris > Sent: Monday, August 05, 2013 9:27 AM > To: [email protected] > Subject: Special Situations (8.15) > > All- > I recently finished a design for a wood structure day care facility, > (1) level of attic heads and (1) level of ceiling heads. The GC has > now decided in an effort to save money on the HVAC to attach drywall > to the bottom of the wood joist and use the area between this drywall > and the suspended ceiling as a return air plenum. If I'm reading > 8.1.1.2.1 & 8.15.1.2.2 correctly I do not need to add a 3rd level of > protection in this "plenum" > area correct? > > Brian Harris, CET > BVS Systems Inc. > Sprinkler Division > bvssystemsinc.com<http://bvssystemsinc.com/> > Phone: 704.896.9989 > Fax: 704.896.1935 > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud service. > For more information please visit > http://www.symanteccloud.com__________________________________________ > ____________________________ > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > -- Ron Greenman Instructor Fire Protection Engineering Technology Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 98405 [email protected] http://www.bates.ctc.edu/fireprotection/ 253.680.7346 253.576.9700 (cell) Member: ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
