Laserfiche WebLink
5/30/20^18 QLWV.Guidelnfo-Flexible Connector Piping for Fuels <br /> ONLINE CERTIFICATIONS DIRECTORY <br /> L <br /> UL <br /> Product AVAILABLE <br /> trustedUUS NEXT GENERATION CERTIFICATIONS SEARCH LEARNMORE I <br /> 'The same data - modern - , <br /> QLWV.GuideInfo <br /> Flexible Connector Piping for Fuels <br /> View Listings Page Bottom <br /> [Containment Products for Flammable and Combustible LiqR = p ; <br /> Containment Sumps and Pipe/Sump Accessories) Flexible Connector Pi�� _ing for <br /> Fuels JUN 18 <br /> See General Information for Transfer Pipe,Containment Sumps and Pipe Sump Accessories ENVIRONMENTAL HEALTH <br /> DEPARTMENT <br /> USE AND INSTALLATION <br /> This category covers primary,secondary and coaxial-type flexible connector pipe intended for the transfer and containment of flammable or <br /> combustible liquid fuels(or vapors thereof)at commercial(public)or fleet(private)automotive fueling stations. <br /> Flexible connectors may be metallic, nonmetallic or composite,and have integral end fittings, but are limited to a maximum length of 12 ft in <br /> nominal sizes up to 4 in.for use as piping components within fuel-dispensing and/or vapor-recovery systems. <br /> Flexible connectors may be used underground (where routed through chase pipe),in enclosed sumps(such as tank,dispenser or transition <br /> types),or aboveground without additional protection. <br /> The combinations of containment types, location and liquid ratings are described under TYPES AND RATINGS below. <br /> These connectors are intended to be installed and used in accordance with the manufacturer's instructions and one or more of the following codes: <br /> ANSI/NFPA 1, "Fire Code" <br /> ANSI/NFPA 30, "Flammable and Combustible Liquids Code" <br /> ANSI/NFPA 30A, "Code for Motor Fuel Dispensing Facilities and Repair Garages" <br /> "International Fire Code" <br /> Other codes or federal or state regulations of the Authority Having Jurisdiction <br /> These connectors are intended to be field assembled by qualified persons in accordance with the manufacturer's instructions and,for continued <br /> leak-tight service,require periodic inspection and maintenance or replacement. <br /> TYPES AND RATINGS <br /> The following types of flexible connector pipe constructions and ratings are marked on the product and indicated In the individual certifications. <br /> Containment Ratings <br /> Primary—Single-wall pipe construction intended to contain and convey the intended fuels flowing in a piping system under normal use. <br /> Secondary—Single-wall pipe construction intended to surround the primary,contain the fuels under abnormal conditions(such as primary <br /> rupture)and provide fluid communication and monitoring capabilities. <br /> Coaxial —Double-wall pipe construction consisting of integral primary and secondary pipe with a defined interstitial space that provides fluid <br /> communication and monitoring capabilities. <br /> Location Ratings <br /> Underground —Installed below the earth's surface,but accessible without digging,such as within chase piping. <br /> Sump—Installed within an enclosed structure(below,above or at grade)and intended to provide protection and access of components. <br /> Aboveground —Installed on or above the earth's surface, typically without additional protection. <br /> Liquid Ratings <br /> Automotive Fuels—Only those fuels formulated in accordance with 40CFR80, "Regulation of Fuels and Fuel Additives,"and meeting the <br /> following ASTM fuel specifications and blend limits: <br /> https://database.uI.com/egi-bin/XYV/template/LISEXT/1 FRAME/showpage.html?&name=QLWV.Guidelnfo&ccnshorttitle=Flexible+Connector+piping+for+Fuels&objid= <br />