I have seen and worked on many, many systems that were done just that way. Older systems, "shotgun risers" were used. Basically PIV for control, slick pipe with ½" outlet (for gauge), and 2" outlet (for drain). I am not aware of any..., but it has been re-wrote several times as well.... 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 kpurvis > >Sent: Wednesday, February 09, 2011 10:49 AM > >To: [email protected] > >Subject: Dry pipe control valve > > > >Has anyone ever used a PIV in a hot box in the yard as the control valve > >for > >a dry pipe system. It was my understanding that you needed a control > >valve > >on the actual riser (this by looking at the diagram at 8.15.1.1). Is > >there > >something that says that you can use the PIV as the control. Keep in mind > >this is using the 2002 13 code. > > > > K a r e n P u r v i s | senior designer > >FACILITY SYSTEMS CONSULTANTS, LLC > >713 South Central Street, Suite 101 > >Knoxville, Tennessee 37902 > >Ph: (865) 246-0164 x227 > >Fx: (865) 246-1084 > > > > > >_______________________________________________ > >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: 9.0.872 / Virus Database: 271.1.1/3430 - Release Date: 02/09/11 > >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)
