when the installation standard explicitly states it is ok to apply in a manner other than indicated by the listing and one applies it, how in the world does that merit being noncompliant or criminal (i.e. worthy of the ugly orange suit)?
I guess we'll have to agree to disagree. Roland Huggins, PE - VP Engineering American Fire Sprinkler Assn. --- Fire Sprinklers Saves Lives Dallas, TX http://www.firesprinkler.org On Jul 10, 2013, at 2:00 PM, "Hinson, Ryan" <[email protected]> wrote: > NFPA 13 (2013) Section 6.1.1.2 "Unless the requirements of 6.1.1.3, 6.1.1.4, > or 6.1.1.5 are met, all materials and devices essential to successful system > operation shall be listed." Section 6.1.1.3.1, "Nonmetallic pipe and > fittings included in Table 6.3.1.1 and Table 6.4.1 shall be listed." Since > HDPE is not listed in Table 6.3.1.1 or 6.4.1, it appears to me that you must > then rely on the listing in order to use it. Section 6.3.7* states, > "Nonmetallic Pipe. Nonmetallic pipe in accordance with Table 6.3.1.1 shall be > investigated for suitability in automatic sprinkler installations and listed > for this service." > Section 6.3.7.1 states, "Listed nonmetallic pipe shall be installed in > accordance with its listing limitations, including installation > instructions." > > NFPA 24 (2013) Section 10.1.1* states, "Listing. Piping shall be listed for > fire protection service or shall comply with the standards in Table 10.1.1." > > HDPE is not listed for above ground installation. If code states to install > in accordance with its listing, I don't see how it can be installed above > grade and called compliant. > > Ryan Hinson _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
