Yo Todd, Please send me detailed pictures of the dry pipe riser!!!!! [email protected]
Cecil Bilbo Academy of Fire Sprinkler Technology Champaign, IL 217.607.0325 www.sprinkleracademy.com [email protected] OUR STUDENTS SAVE LIVES!! > Date: Mon, 2 Jul 2012 17:38:38 -0400 > To: [email protected] > From: [email protected] > Subject: Re: Head replacement on pipe sched > > This is a dry system installed in 1899. The current sprinklers are from 1954 > (+/-) and are being replaced due to age. FWIW, we did an internal inspection > and are going to do a full flushing as well. > > > > At 03:19 PM 7/2/2012, you wrote: > >I think your asking if it is acceptable to convert an existing pipe > >schedule with standard response sprinklers to quick response > >sprinklers. Although you aren't required too change them since it is > >existing, if I were you AND the sprinklers were going to be changed > >anyways, I'd go that route. > > > >Good question since the schedule was defined using the SR sprinklers. > >Lets start with 13:22.5.1.2 (2010 ed) which only restricts the k- factor, > >not the thermal response. To put your mind at ease in case > >you were thinking that it could mean that the TC just has been asked > >or thought about this issue, read on. Unlike storage (where we have > >a faster growing, more challenging fire that could cause too many > >sprinklers to open), LH or OH would only benefit from a faster > >response (as shown by the same density but smaller area for all spray > >sprinklers). > > > >Roland > > > >NFPA required caveat that this is my opinion and not that of NFPA or > >any of its technical committees. > > > > > >On Jul 2, 2012, at 8:14 AM, Todd - FPDC wrote: > > > >>I am recommending replacing all of the sprinklers on a pipe schedule > >>system in a school. SR or QR heads? > >> > >>Sent from my iPhone > >>_______________________________________________ > >>Sprinklerforum mailing list > >>[email protected] > >>http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > >_______________________________________________ > >Sprinklerforum mailing list > >[email protected] > >http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > Todd G. Williams, PE > Fire Protection Design/Consulting > Stonington, CT > 860.535.2080 > www.fpdc.com > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20120703/a48ed701/attachment.html> _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
