When is a framing member not a framing member? When it's a 2x4. I'm pretty sure 2x4's would be considered smooth ceiling so there wouldn't be any framing members to speak of and the 225 sqft should be okay.
Ron Fletcher Aero Automatic Phoenix, AZ -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Greg McGahan Sent: Wednesday, November 04, 2009 9:32 AM To: [email protected] Subject: RE: combustible concealed MEMBERS I am not talking about UNDER the canopy, I am talking about IN the canopy. Greg McGahan Operations Manager Living Water Fire Protection 1160 McKenzie Road P.O. Box 877 Cantonment, Florida 32533 (850) 937.1850 | Fax (850) 937.1852 | Cell (850) 554.3231 [email protected] -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Ron Greenman Sent: Wednesday, November 04, 2009 10:31 AM To: [email protected] Subject: Re: combustible concealed MEMBERS Is the front of a strip mall LH? I'd think not. Hereabouts the merchants put there most combustible seasonal stuff out front under the canopy and create skinny little aisles on the sidewalks. On Wed, Nov 4, 2009 at 8:15 AM, Greg McGahan <[email protected]> wrote: > We have a flat roof canopy in front of a strip mall whose structure is non > combustible, flat roof with bar joists 4-5' on center and a metal pan roof. > The front of the canopy is a façade that is nearly vertical but slopes out at > the bottom, probably a 4 FEET on 12 INCH slope. The framing for the façade is > all 2x4 with plywood and the ceiling of the canopy is all 2x4 with plywood - > both of which are 2' on center. The height of this space varies due to the > ceiling, but is approximately 7' tall. > > According to table 8.6.2.2.1(a) I can space the heads at 225' with members > over 3' on center. Since the ROOF structure is non combustible, would I > consider this my MEMBERS and use 225 sq ft, or do I have to use the ceiling > framing as the MEMBERS and be limited to 130 sqft? > > To be honest I would be great with 150 sq ft, but the 130 hurts the calcs due > to the additional heads in the remote area. > > Thanks for the input. > > Greg McGahan > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > -- Ron Greenman Instructor Fire Protection Engineering Bates Technical College Tacoma, WA Member: SFPE, ASCET, NFPA, AFSA, NFSA AFAA, WSAFM _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
