I wish there was a way to deal with abusive AHJ's. It seems like every time we go into a new jurisdiction we have to waste time and money proving what we already know to be a fact. Then their ego gets hurt and they get stubborn. Ron F
-----Original Message----- From: Sprinklerforum [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Tony Liddic Sent: Friday, July 18, 2014 6:52 AM To: sprinklerforum Subject: Re: Blazemaster CPVC Underground Bonus Points for this AHJ: Just heard from the client that they did another project exactly like this 10 months ago in the same jurisdiction. Same argument came up and AHJ approved the installation then!!! Apparently he doesn't want to approve it again. Thanks, Tony Liddic, CET MRH Sprinkler Design LLC 356 Laurel Glen Dr. Springboro, OH 45066 937-369-7926 http://mrhsprinklerdesign.com tony.lid...@mrhsprinklerdesign.com On Fri, Jul 18, 2014 at 9:49 AM, Tony Liddic < tony.lid...@mrhsprinklerdesign.com> wrote: > He tried to claim NFPA 13R (2010) 5.3 > > "5.3* Underground Pipe. Any type of pipe or tube acceptable under the > plumbing code for underground supply pipe shall be acceptable as > underground supply for the system when in- stalled between the point > of connection and the system riser." > > I replied that this section of NFPA 13R simply allows the pipe between > supply and system riser to be anything allowed in the plumbing code > instead of having a dedicated chapter for underground as in NFPA 13. > This does not, however, have any effect on materials after the system riser. > > I also sent him the section from Tyco's Installation manual that > applies to Underground installations. > > He must not have liked my response because now he is simply stating > that CPVC is only allowed underground before the riser. His argument > is that the Tyco Manual mentions "underground service" and not > "sprinkler system piping". > > Thanks, > > Tony Liddic, CET > MRH Sprinkler Design LLC > 356 Laurel Glen Dr. > Springboro, OH 45066 > 937-369-7926 > http://mrhsprinklerdesign.com > tony.lid...@mrhsprinklerdesign.com > > > > On Fri, Jul 18, 2014 at 9:47 AM, <mphe...@aerofire.com> wrote: > >> How would the pipe know which side of the riser it's on? >> Mark at Aero >> >> Sent from my iPhone >> >> > On Jul 18, 2014, at 6:18 AM, "Tony Liddic" < >> tony.lid...@mrhsprinklerdesign.com> wrote: >> > >> > I have a client that does a lot of typical apartment building in >> > various jurisdictions. The buildings are 3 stories with breezeways >> > 1/3 of the >> way >> > down the length of the building. >> > >> > They are 13R systems and the client has always used Blazemaster CPVC. >> They >> > run a main down the center of the 1st floor, drop below the >> > breezeway underground then back up in a wall on the other side. >> > This has never >> been >> > an issue until now. >> > >> > An AHJ is stating that the CPVC is not approved for underground use >> > on >> the >> > system side of the riser, only the supply side. >> > >> > Any thoughts? >> > >> > Thanks, >> > >> > Tony Liddic, CET >> > MRH Sprinkler Design LLC >> > 356 Laurel Glen Dr. >> > Springboro, OH 45066 >> > 937-369-7926 >> > http://mrhsprinklerdesign.com >> > tony.lid...@mrhsprinklerdesign.com >> > _______________________________________________ >> > 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-firesprinkler.org _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
