Todd, Please do! That would be great!!
Cecil Bilbo Academy of Fire Sprinkler Technology Champaign, IL 217.607.0325 www.sprinkleracademy.com [email protected] OUR STUDENTS SAVE LIVES!! > Date: Tue, 3 Jul 2012 09:20:41 -0400 > To: [email protected] > From: [email protected] > Subject: RE: Head replacement on pipe sched > > Cecil, > > I'll send you a photo, but the dry valve was replaced in the late 50s - early > 60s and a backflow has been added as well. If you are looking for a system > that is 100 years old that has been unmolested, I may have something. There > is an old mill in northeast CT with a long disconnected sprinkler system > (water tower collapsed and no other supply). The sprinklers at least in some > areas are still the 1890s Grinnell heads. The risers may be just as old. If > you want, I can try to get in there and get some photos. > > > > > At 07:50 AM 7/3/2012, you wrote: > > >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 > > 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/c337ebd9/attachment.html> _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
