What is the floor structure about the joists? Wood or metal? What is the spacing of the joists?
I have been told that the definition of “limited combustible” is purposely vague. I can’t define it but I know what it is when I see it. Top and bottom wood members every 16” would probably not be considered limited combustible. You may have a hard time selling no sprinklers. > > On Jan 16, 2024 at 1:15 PM, <Steve Leyton > (mailto:[email protected])> wrote: > > > > I believe that two layers of the Type X make the space between the presumably > non-combustible ceiling and the sheetrock a non-combustible concealed space. > > > > > > > Steve Leyton > > > > (Sent from my smartphone; please excuse typos and voice-to-text corruptions.) > > > > > > > > > -------- Original message -------- > > From: "George Medina Jr." <[email protected]> > > Date: 1/16/24 10:12 AM (GMT-08:00) > > To: Discussion List On Issues Relating To Automatic Fire Sprinklers > <[email protected]> > > Subject: [Sprinklerforum] Concealed Spaces Not Requiring Sprinkler Protection > > > > > > There is a one hour floor assembly which consist of 22" Red-S joist (Wood > Chords with Tube Bars) with 2 layers of type x gypsum board on channels below > joist. Could it be considered limited combustible construction inside the bar > joist? Or am I just grasping for straws, and it needs sprinklers. > > > > Thanks For any replies, > > > > > George Medina Jr. > > > _________________________________________________________ > SprinklerForum mailing list: > https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org > To unsubscribe send an email to [email protected] >
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