There is guidance in the annex about when the definition of Class IV for the allowed amount of plastics does not apply. That being location within the load. Look at A.5.6.1.1 and Table A.5.6.3 (2013 edition) for plastic jars and more specifically Plastic Crates and note C. Note C points out that openings in the crates reduces the classification (using the non-quantified statement of - as the openings become larger).
Roland Huggins, PE - Senior VP Engineering American Fire Sprinkler Assn. Dallas, TX http://www.firesprinkler.org <http://www.firesprinkler.org/> Fire Sprinklers Saves Lives > On Feb 11, 2017, at 11:33 AM, Travis Mack <[email protected]> wrote: > > I have a project where they are storing class III commodities in plastic > totes. The product is stored on racks with 12' to top of storage. > > Does the plastic totes cause me to increase / modify the commodity class? I > swear I read something about that in the storage chapters but I can't seem to > locate it. This jurisdiction is under the 2013 edition of NFPA 13. > > > Travis Mack, SET > MFP Design, LLC > "Follow" us on Facebook: > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > <https://www.facebook.com/pages/MFP-Design-LLC/92218417692> > Send large files to MFP Design via: > https://www.hightail.com/u/MFPDesign <https://www.hightail.com/u/MFPDesign> > > Sent from my iPhone > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
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