No, it's a stand alone. No domestic service. Sent from my iPhone
> On Oct 5, 2015, at 10:57 AM, Steve Leyton <st...@protectiondesign.com> wrote: > > Good points, which also beg the question: Does the 2" meter also feed > the domestic water? If so, you can take the handles off the > double-check, or lock them open if they're not already or ... or ... > > Really, if you have questions about that basis of design or want to play > the part of community gadfly, take it to the AHJ. > > SL > > > > > > -----Original Message----- > From: Sprinklerforum > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of > Larry Keeping > Sent: Monday, October 05, 2015 10:50 AM > To: sprinklerforum@lists.firesprinkler.org > Subject: RE: Monitoring 13D control valves in California > > If I've read things correctly the only shutoff to the system is at the > BFP which serves 5 units. > > Since 13D in Section 6.2.3 says that where more than one dwelling unit > are served by the same water supply, each unit must have its own > individual control valve, so I am having trouble seeing the set up > described as a 13D system. > > It looks like a 13R application to me. > > Larry Keeping > > -----Original Message----- > From: Sprinklerforum > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of > firs...@aol.com > Sent: October-05-15 1:44 PM > To: sprinklerforum@lists.firesprinkler.org > Subject: Re: Monitoring 13D control valves in California > > It appears that both the AHJ and contractor have made mistakes on this > project. I am interested in finding out what exactly happened. We should > all play by the same rules. Im trying to figure out what is correct here > according to standard, CFC & CBC. Like I said, it looks like a 13R but > now they're saying its a 13D without DCVA monitoring. > > Sent from my iPhone > >>> On Oct 5, 2015, at 9:48 AM, Steve Leyton <st...@protectiondesign.com> >> wrote: >> >> Are you doing a 3rd party inspection or some sort of risk > management/loss prevention analysis? Why not just call the AHJ or > installing contractor and ask for approved basis of design? >> >> SL >> >> >> -----Original Message----- >> From: Sprinklerforum on behalf of firs...@aol.com >> Sent: Mon 10/5/2015 9:37 AM >> To: sprinklerforum@lists.firesprinkler.org >> Subject: Re: Monitoring 13D control valves in California >> >> Hi Steve, thanks for responding. Isn't the CBC more restrictive > therefore you can't allow something less? This particular system looks > like a 13R but they failed to provide electrical for tamper switches. So > now they argue it is a 13D serving a building with 5 townhouse's > separated by 1 hour construction. My thinking is since it is 5 units, > not one or two family dwelling, the exception for electrical monitoring > does not apply. Therefore tampers are required. Am I correct? >> >> Sent from my iPhone >> >>> On Oct 5, 2015, at 8:52 AM, Steve Leyton <st...@protectiondesign.com> > wrote: >>> >>> It's possible the AHJ has accepted these to be of limited area if the > >>> sub-systems serve less than 20 sprinklers. NFPA offers multiple >>> solutions for "monitoring", including the locking of valves. Perhaps >>> the AHJ approved an alternative to electronic supervision. >>> >>> Steve L. >>> >>> >>> >>> >>> >>> -----Original Message----- >>> From: Sprinklerforum >>> [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of >>> firs...@aol.com >>> Sent: Monday, October 05, 2015 7:38 AM >>> To: sprinklerforum@lists.firesprinkler.org >>> Subject: Monitoring 13D control valves in California >>> >>> The California Building Code requires sprinkler control valves to be >>> electrically monitored. One of the exceptions is One and Two Family >>> Dwellings, 13D. >>> >>> What if it is a stand alone 13D system? (2" water meter with one DCVA > >>> to a 2" underground, serving a row of 5 town homes with one hour >>> separations between units. The 2" underground branches off to each > unit. >>> Each unit has it's own flow switch and test valve). >>> >>> The exception specifically states for one and two family dwellings >>> because the control valve is before the domestic service so shutting >>> off the sprinklers shuts off the domestic therefor it is self > monitoring. >>> The stand alone serving 5 units does not have this valve arrangement >>> therefore it would require electric monitoring per CBC. >>> >>> Am I thinking correctly? According to CBC the two control valves on >>> the DCVA would need tampers, correct? >>> >>> Owen Evans >>> >>> Sent from my iPad >>> _______________________________________________ >>> Sprinklerforum mailing list >>> Sprinklerforum@lists.firesprinkler.org >>> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprink >>> ler >>> .org >>> _______________________________________________ >>> Sprinklerforum mailing list >>> Sprinklerforum@lists.firesprinkler.org >>> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprink >>> ler.org >> _______________________________________________ >> Sprinklerforum mailing list >> Sprinklerforum@lists.firesprinkler.org >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl >> er.org >> >> _______________________________________________ >> Sprinklerforum mailing list >> Sprinklerforum@lists.firesprinkler.org >> http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl >> er.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 _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
