If that is not in the physically remote area, I will do a set of calcs for 1500 sq ft in physically remote area. Then, I do a second 1500 sq ft that includes the closely spaced sprinklers.
Travis Mack, SET MFP Design, LLC "Follow" us on Facebook: https://www.facebook.com/pages/MFP-Design-LLC/92218417692 Send large files to MFP Design via: https://www.hightail.com/u/MFPDesign Sent from my iPhone > On Jun 15, 2015, at 7:02 AM, Todd - Work <[email protected]> wrote: > > That's how i interpreted it. > > Todd G Williams, PE > Fire Protection Design/Consulting > Stonington, CT > www.fpdc.com > 860-535-2080 (ofc) > 860-608-4559 (cell) > Sent using CloudMagic > [https://cloudmagic.com/k/d/mailapp?ct=pi&cv=6.0.64&pv=8.2] > On Mon, Jun 15, 2015 at 9:47 AM, [email protected] > <[email protected]> wrote: > A situation that's new to me, I'd like to verify design criteria before > proceeding: > > > > I'm working on a multi-story building with internal stairways. Applicable > building code is IBC (2012). The architect has elected to not enclose the > 4th floor (top floor) of one of the stairs and is citing IBC section 1009.3 > Exception 3. In part, that section reads ". . . the opening is protected > by a draft curtain and closely spaced sprinkles in accordance with NFPA 13." > > > > > The layout of closely spaced sprinkles is simple enough (NFPA 13 2010 > section 8.15.4), but I'd like to verify the calculation requirements. NFPA > 13 2010 sections 11.3.3.3 and 11.3.3.4 say to add the demand of the closely > spaced sprinklers to the demand of the ceiling sprinklers - i.e., include > both sets of operating sprinks in the same calc. > > > > That's how I read it, anybody have a different interpretation? > > > > Ed Kramer > > Lawrence, KS > > _______________________________________________ > 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 _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
