We done countless 13R/14 combined systems.
-----Original Message----- From: Travis Mack [mailto:[email protected]] Sent: Monday, April 28, 2014 11:37 AM To: Steve Leyton; [email protected] Subject: Re: Combination standpipe system = NFPA 13??? This is heading to the reviewer supervisor for a conference call tomorrow. However, the initial response I got as a preliminary to my question was the NFPA 13 mentions combination standpipe systems and NFPA 13R does not, so therefore his thinking was an NFPA 13 system is required. Travis Mack, SET MFP Design, LLC 2508 E Lodgepole Drive Gilbert, AZ 85298 480-505-9271 fax: 866-430-6107 email:[email protected] On 4/28/2014 11:20 AM, Steve Leyton wrote: > That is absolutely not accurate and there is nothing in any code or > standard that ties the basis of sprinkler system design to whether or > not a building has standpipes. A careful read of the applicable > sections of 14 will reveal that the prescriptives for valving and > connection of sprinklers to standpipes are all generic and do not > distinguish between a "13" and a "13R". > > Your AHJ may want to retrieve the code books he or she has previously > thrown away, thinking in error that they already know everything. I > would make diplomatic request of this person to cite the applicable > language that supposedly backs this up. > > My opinion only, > SML > > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > Travis Mack > Sent: Monday, April 28, 2014 11:16 AM > To: [email protected] > Subject: Combination standpipe system = NFPA 13??? > > I have a project that qualifies for NFPA 13R per architectural code > study. The project construction type, square foot, etc allows us to > follow NFPA 13R per IBC. > > This is a 4 story building and has manual wet standpipes due to > building height. The AHJ is stating that because we have a > combination standpipe, it is required to be an NFPA 13 system. Has > anyone ever run into this? I have never heard of this requirement. If > it is true, an easy fix would be to run a separate sprinkler system > riser. I have just never heard of this and have done hundreds of > projects at 13R with combination standpipes. > > The same reviewer is stating that since it is required to be an NFPA > 13 system because of the standpipes, we also have to use a minimum > 5.6k sprinkler. I KNOW this is wrong, so I truly question the issue above. > Any thoughts on this? > > -- > Travis Mack, SET > MFP Design, LLC > 2508 E Lodgepole Drive > Gilbert, AZ 85298 > 480-505-9271 > fax: 866-430-6107 > email:[email protected] > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er > .org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
