For every problem there is a solution that is obvious, simple, and wrong. On Wed, Jan 12, 2022 at 7:13 AM Ken Wagoner via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote:
> Indeed Travis and I have journeyed down this road before, one time in > particular. > > An AHJ, who happened to be a registered PE, AND the state fire marshal > was insisting that Travis' design would not be accepted using CCS > sprinklers, and that standard spray QR's be used, even though that use > was contrary to -13, and their listing. > > If I remember the remarks of the AHJ correctly, when politely - VERY > politely - challenged by Travis, his response was, "Just do what I tell > you, that would make it so much more simple." > > some times I just shake my head, > *Ken Wagoner, SET* > *Parsley Consulting > 500 West Mechanic Street > Harrisonville, Missouri 64701-2235* > *Phone: (760) 745-6181 * > *Visit the website > < > https://linkprotect.cudasvc.com/url?a=http%3a%2f%2fwww.parsleyconsulting.com%2f&c=E,1,Y5zKJKPEh1mBEBqSR-VE9cUKl5y-eyP8BpvmE_5j9ZqW2eJbNphYzrCMBZ-2YuX6d-RRkHI4gQ1FV-cvOeCfRC58uZS9NiToZv2mx7909oCqLvCW_n5hDHeK&typo=1>* > > > On 1/11/2022 3:07 PM, Travis Mack via Sprinklerforum wrote: > > It says specifically listed. That means you must use specifically > listed sprinklers. How deep is the space? Is it flat or sloped? If it > meets the criteria for the specially listed, then that is what you use. > Ive been down this road many times. > > > > Travis Mack, CFPS, CWBSP, RME-G, COC, SET > > Senior Engineering Manager > > MFP Design > > 480-505-9271 ext. 700 C: 480-272-2471 > > travis.m...@mfpdesign.com<mailto:travis.m...@mfpdesign.com> > > www.mfpdesign.com<http://www.mfpdesign.com> > > > > Send large files to us via:https://www.hightail.com/u/MFPDesign< > https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.hightail.com%2Fu%2FMFPDesign&data=02%7C01%7C%7C1121d49f9e6b4cf248f108d4df580e77%7C14e5497c16da42e69ffa77d19bafe511%7C0%7C0%7C636379016677342180&sdata=eGdMZGu2wXhUupGwgGTrqF3b54OP5%2BAZvlHhABSexWY%3D&reserved=0 > > > > > > From: Sprinklerforum<sprinklerforum-boun...@lists.firesprinkler.org> > On Behalf Of Trillium Fire Sprinkler Design INC via Sprinklerforum > > Sent: Tuesday, January 11, 2022 2:05 PM > > To:sprinklerforum@lists.firesprinkler.org > > Cc: Trillium Fire Sprinkler Design INC<trilliumf...@cwisp.ca> > > Subject: RE: COMBUSTIBLE CONCEALED SPACE > > > > My question is: Are QR uprights listed to be used in those areas or does > it > > have to be a CCS sprinkler? > > > > Troy > > > > -----Original Message----- > > From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org > <mailto:sprinklerforum-boun...@lists.firesprinkler.org>> On > > Behalf Of Tom Wellen via Sprinklerforum > > Sent: January 11, 2022 3:56 PM > > To:sprinklerforum@lists.firesprinkler.org<mailto: > sprinklerforum@lists.firesprinkler.org> > > Cc: Tom Wellen <tgwel...@gmail.com<mailto:tgwel...@gmail.com>>; > Trillium Fire Sprinkler Design INC > > <trilliumf...@cwisp.ca<mailto:trilliumf...@cwisp.ca>> > > Subject: Re: COMBUSTIBLE CONCEALED SPACE > > > > Troy, > > > > No. NFPA 13, 2019 edition in 9.3.2 is specific that sprinklers are listed > > for horizontal combustible concealed spaces. Specifically listed to > provide > > protection..... > > > > > > > > > > On Tue, Jan 11, 2022 at 2:40 PM Trillium Fire Sprinkler Design INC via > > Sprinklerforum <sprinklerforum@lists.firesprinkler.org<mailto: > sprinklerforum@lists.firesprinkler.org>> wrote: > > > >> Can someone confirm that it is not mandatory to use CCS sprinklers in > >> a space 36" or less? > >> > >> > >> > >> I know it allows for larger spacing, but code wise. I don't believe > >> they are a must and the space can be protected with QR uprights. > >> > >> > >> > >> Regards > >> > >> > >> > >> Troy S > >> > >> _______________________________________________ > >> Sprinklerforum mailing list > >> Sprinklerforum@lists.firesprinkler.org<mailto: > Sprinklerforum@lists.firesprinkler.org> > >> > >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl< > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl> > >> er.org > >> > > > > -- > > Tom Wellen - May '91 > > Senior Fire Protection Consultant > > Fire Engineering & Consulting, LLC > > (972) 355-2159 > > fireeac.com > > > > <http://fireeac.com/<http://fireeac.com>> > > _______________________________________________ > > Sprinklerforum mailing list > > Sprinklerforum@lists.firesprinkler.org<mailto: > Sprinklerforum@lists.firesprinkler.org> > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > < > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > > > _______________________________________________ > > Sprinklerforum mailing list > > Sprinklerforum@lists.firesprinkler.org<mailto: > Sprinklerforum@lists.firesprinkler.org> > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > < > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > _______________________________________________ > > Sprinklerforum mailing list > > Sprinklerforum@lists.firesprinkler.org > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
