My only concern was about the possibility of a deep seated fire such as in a pile of wood chips
Todd G Williams, PE Fire Protection Design/Consulting Stonington, CT www.fpdc.com On Aug 9, 2013, at 5:33 PM, Dwight Havens <[email protected]> wrote: > Todd, I had to think about this one awhile. When I was with the Fire > Marshals office in Phoenix, we (the City of Phoenix) built two waste > recycling, sorting and transfer stations. As I recall, the design density > was 0.25 gpm/ft2 over 2500 ft2. Looking at the Figures in NFPA 13, for piled > storage protection, that puts it smack in the middle of the Class IV curve > using high temperature sprinklers at 20 feet high storage. That pretty much > agrees with Mr. Sornsins recollections for his facility, and it is a design > that I was comfortable with. > > Dwight > > > > > ________________________________ > From: "Mark A. Sornsin, P.E." <[email protected]> > To: "[email protected]" > <[email protected]> > Sent: Friday, August 9, 2013 10:44 AM > Subject: RE: Trash Transfer Station > > > Despite recycling efforts, municipal waste (I think) remains largely paper > with wood and plastics interspersed. I would expect fires in transfers > station piles to behave similarly to baled waste paper fires, with added heat > release from the plastics. > > On a facility like this a number of years back, we married the requirements > of FM data Sheet 8-22 on baled waste paper storage with the requirements of > class IV solid pile storage (or maybe we used plastics?). Can't recall the > details, as they were left behind at a previous employer - but that was the > concept. > > > Mark A. Sornsin, P.E. | Karges-Faulconbridge, Inc. | Fire Protection Engineer > | Fargo, ND | direct: 701.552.9905 | mobile: 701.371.5759 | > http://www.kfiengineers.com > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
