And there it is.., R/ Matt
Matthew J. Willis, CET Automatic Fire Sprinklers Norred Fire Systems L.L.C. 318-387-1134 Voice 318-816-1087 Mobile 318-387-1163 Facsimile [email protected] > >-----Original Message----- > >From: [email protected] [mailto:sprinklerforum- > >[email protected]] On Behalf Of Ben Young > >Sent: Tuesday, October 26, 2010 1:27 PM > >To: [email protected] > >Subject: Re: Maximum Deflector Distance below Z Purlins > > > >8.6.4.1.2 only says you have to pick one of the following, not comply > >with > >all of them. > >(3) is only there as a worst case scenario, especially when you read the > >explanitory text in the handbook. You should only take this option if > >you > >cannot take any other, and must place sprinklers in every bay space, > >because > >you can't meet the obstruction rules in 8.6.5.1.2. If you have a > >handbook, > >exhibit 8.18 shows it perfectly. > > > > > > > >Benjamin Young > > > > > > > >On Tue, Oct 26, 2010 at 2:12 PM, Matthew J. Willis > ><[email protected]>wrote: > > > >> I could agree. Everyone likes a good ceiling jet. But, there is no > >mention > >> of ceiling jet, only 1"-12" when equally spaced in bays. I will offer a > >> simple question then. Why is this statement (3) in there if 1"-6" below > >is > >> the only concern? The other references to bay confirm this. Such as > >> rotating > >> branch lines but sprinklers must be installed in bays.... Spacing at > >12.5 > >> for EH in 25' Bays...., > >> > >> > >> > >> > >> > >> Matthew J. Willis, CET > >> Automatic Fire Sprinklers > >> Norred Fire Systems L.L.C. > >> 318-387-1134 Voice > >> 318-816-1087 Mobile > >> 318-387-1163 Facsimile > >> [email protected] > >> > >> > >-----Original Message----- > >> > >From: [email protected] > >[mailto:sprinklerforum- > >> > >[email protected]] On Behalf Of Brad Casterline > >> > >Sent: Tuesday, October 26, 2010 1:07 PM > >> > >To: [email protected] > >> > >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > > > >> > >And I think he should be fine as long as he is not more than 6" > >below > >> the > >> > >bottom of the purlins, but then, I am a CEILING JET FREAK. Early > >this > >> > >year > >> > >Roland straightened out a concerned poster by mentioning the > >MOMENTUM of > >> > >the > >> > >ceiling jet- I thought 'ya, what Roland said', then I fire modeled > >some > >> > >set-ups, and thought 'YA, WHAT ROLAND SAID'! > >> > > > >> > > > >> > >-----Original Message----- > >> > >From: Ralphy Henderson [mailto:[email protected]] > >> > >Sent: Tuesday, October 26, 2010 12:43 PM > >> > >To: [email protected] > >> > >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > > > >> > >I agree... that would mean the 12" from deck would come into effect. > >I > >> > >think > >> > >9.2.4.2 (in the 07 ed) helps clarify what is meant by "bay" also. > >> > >As far as Mike's original post goes, with 9 1/2" z-purlins, he > >should be > >> > >fine as long as he's not more than 2 1/2" below the bottom of the > >> > >purlins. > >> > > > >> > >--- On Tue, 10/26/10, Matthew J. Willis <[email protected]> wrote: > >> > > > >> > >From: Matthew J. Willis <[email protected]> > >> > >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > >To: [email protected] > >> > >Date: Tuesday, October 26, 2010, 5:20 PM > >> > > > >> > >Good question. It is not defined in Chapter 3; however, there are > >> several > >> > >examples of "bay" throughout the standard. In particular note the > >> figures > >> > >showing typical calc areas. "Bay" as I understand it, is the area > >> between > >> > >the Frames that the purlin rest on. > >> > > > >> > > > >> > >R/ > >> > >Matt > >> > > > >> > > > >> > > > >> > > > >> > > > >> > >Matthew J. Willis, CET > >> > >Automatic Fire Sprinklers > >> > >Norred Fire Systems L.L.C. > >> > >318-387-1134 Voice > >> > >318-816-1087 Mobile > >> > >318-387-1163 Facsimile > >> > >[email protected] > >> > > > >> > >> >-----Original Message----- > >> > >> >From: [email protected] [mailto: > >> sprinklerforum- > >> > >> >[email protected]] On Behalf Of Brad Casterline > >> > >> >Sent: Tuesday, October 26, 2010 11:54 AM > >> > >> >To: [email protected] > >> > >> >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > >> > > >> > >> >It is something to think about I guess. But since the purlins are > >the > >> > >> >structural members impeding the heat flow, where does BAY come > >in? > >> > >> > > >> > >> >-----Original Message----- > >> > >> >From: Matthew J. Willis [mailto:[email protected]] > >> > >> >Sent: Tuesday, October 26, 2010 8:58 AM > >> > >> >To: [email protected] > >> > >> >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > >> > > >> > >> >I always thought subsection (3) superseded when spaced in the > >bays.? > >> > >> > > >> > >> > R/ > >> > >> >Matt > >> > >> > > >> > >> > > >> > >> > > >> > >> >Matthew J. Willis, CET > >> > >> >Automatic Fire Sprinklers > >> > >> >Norred Fire Systems L.L.C. > >> > >> >318-387-1134 Voice > >> > >> >318-816-1087 Mobile > >> > >> >318-387-1163 Facsimile > >> > >> >[email protected] > >> > >> > > >> > >> >> >-----Original Message----- > >> > >> >> >From: [email protected] > >> > >[mailto:sprinklerforum- > >> > >> >> >[email protected]] On Behalf Of Brad Casterline > >> > >> >> >Sent: Monday, October 25, 2010 2:00 PM > >> > >> >> >To: [email protected] > >> > >> >> >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > >> >> > > >> > >> >> >If the purlin spacing does not exceed 7'-6", I think so. > >> > >> >> > > >> > >> >> >-----Original Message----- > >> > >> >> >From: Bobby Gillett [mailto:[email protected]] > >> > >> >> >Sent: Monday, October 25, 2010 1:53 PM > >> > >> >> >To: [email protected] > >> > >> >> >Subject: RE: Maximum Deflector Distance below Z Purlins > >> > >> >> > > >> > >> >> >If my understanding is correct, this is considered obstructed > >> > >> >> >construction > >> > >> >> >now so it would be per 8.6.4.1.2 and if the scenario is > >typical to > >> > >> >most > >> > >> >> >purlin buildings you should be able to utilize 8.6.4.1.2 (1) > >> 1"-6". > >> > >> >What > >> > >> >> >say > >> > >> >> >everyone else? > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> >Bobby Gillett > >> > >> >> > > >> > >> >> >Sr. Project Manager > >> > >> >> > > >> > >> >> >Key Fire Protection, Inc. > >> > >> >> > > >> > >> >> >(731) 424-0130 office (731) 424-9285 fax > >> > >> >> > > >> > >> >> >(731) 267-4853 cell > >> > >> >> > > >> > >> >> > <mailto:[email protected]> > >> > >> >> >[email protected] > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> > _____ > >> > >> >> > > >> > >> >> >From: [email protected] > >> > >> >> >[mailto:[email protected]] On Behalf Of > >> Mike > >> > >> >> >Hairfield > >> > >> >> >Sent: Monday, October 25, 2010 1:44 PM > >> > >> >> >To: AFSA SprinklerFORUM > >> > >> >> >Subject: Maximum Deflector Distance below Z Purlins > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> > > >> > >> >> >OK Metal building with 9 1/2" Z-Purlins, what is maximum > >distance > >> > >that > >> > >> >> >the > >> > >> >> >deflector can be below the > >> > >> >> >bottom of the Purlin. > >> > >> >> > > >> > >> >> >Mike > >> > >> >> >_______________________________________________ > >> > >> >> >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:Sprinklerforum- > >> > >> >[email protected] > >> > >> >> >(Put the word unsubscribe in the subject field) > >> > >> >> > > >> > >> >> > _____ > >> > >> >> > > >> > >> >> >No virus found in this message. > >> > >> >> >Checked by AVG - www.avg.com > >> > >> >> >Version: 10.0.1152 / Virus Database: 422/3218 - Release Date: > >> > >10/25/10 > >> > >> >> > > >> > >> >> >_______________________________________________ > >> > >> >> >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:Sprinklerforum- > >> > >> >[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:Sprinklerforum- > >> > >> >[email protected] > >> > >> >> >(Put the word unsubscribe in the subject field) > >> > >> >> >No virus found in this incoming message. > >> > >> >> >Checked by AVG - www.avg.com > >> > >> >> >Version: 9.0.862 / Virus Database: 271.1.1/3204 - Release > >Date: > >> > >> >10/25/10 > >> > >> >> >01:34:00 > >> > >> > > >> > >> >_______________________________________________ > >> > >> >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:Sprinklerforum- > >> > >[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:Sprinklerforum- > >> > >[email protected] > >> > >> >(Put the word unsubscribe in the subject field) > >> > >> >No virus found in this incoming message. > >> > >> >Checked by AVG - www.avg.com > >> > >> >Version: 9.0.864 / Virus Database: 271.1.1/3204 - Release Date: > >> > >10/26/10 > >> > >> >01:34:00 > >> > > > >> > >_______________________________________________ > >> > >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]<to%3ASprinklerforum- > >[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]<to%3ASprinklerforum- > >[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]<to%3ASprinklerforum- > >[email protected]> > >> > >(Put the word unsubscribe in the subject field) > >> > >No virus found in this incoming message. > >> > >Checked by AVG - www.avg.com > >> > >Version: 9.0.864 / Virus Database: 271.1.1/3204 - Release Date: > >10/26/10 > >> > >01:34:00 > >> > >> _______________________________________________ > >> 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:Sprinklerforum- > >[email protected]<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) > >No virus found in this incoming message. > >Checked by AVG - www.avg.com > >Version: 9.0.864 / Virus Database: 271.1.1/3204 - Release Date: 10/26/10 > >01:34:00 _______________________________________________ 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)
