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NNEXUS <br /> ENGINEERING <br /> Amy Lee, M . S . , P. E . <br /> Process/Project Engineer <br /> Nexus Engineering Group <br /> j 480 W . Dussel Dr. , Suite 250 <br /> Maumee , Ohio 43537 <br /> Amy . lee@nexusegroup . com <br /> 01 August 2023 <br /> Brett Petroff <br /> Deputy Fire Marshal <br /> City of Montclair <br /> Montclair City Hall <br /> 5111 Benito St . <br /> Montclair, CA 91763 <br /> C . C . Jody Kocsis <br /> Fuel Products Senior Technology Deployment Manager <br /> The Lubrizol Corporation , a Berkshire Hathaway company <br /> 29400 Lakeland Blvd <br /> Wickliffe , OH 44092 <br /> Jody. kocsis@lubrizol . com <br /> Dear Deputy Marshal Brett Petroff, <br /> Nexus Engineering Group was contracted by Lubrizol to complete a material compatibility <br /> evaluation for Lubrizol product , ULTRAZOL GA9058 ( referred to as " GA9058" onward ) , <br /> which is used as a gasoline additive replacing the current product , ULTRAZOL 9888 <br /> ( referred to as "9888' onward ) . An evaluation of the chemical compatibility of GA9058 <br /> and the current gasoline storage and dispensing components installed at Site #686 <br /> Costco Montclair, 9328 Central Ave . , Montclair, CA 91763 was completed and no <br /> additional risk to primary containment was identified . In addition to reviewing <br /> manufacturer approval of compatibility statements , components that were not explicitly <br /> given supplier approval were assessed . Readily available chemical compatibility charts, <br /> Lubrizol testing data , and sound engineering judgement were used to complete the <br /> evaluation . <br /> Compatibility statements were provided by the following companies for the components <br /> listed . <br /> • Flexicraft Industries <br /> o Wye strainer of <br /> Amy M . Lee � r <br /> CI i 6235 ly <br /> � .,t � l � MOW " ' <br /> 480 W . Dussel Dr. Suite # 250 Maumee , OH 43537 �f : o ' <br /> Nexus Business Caffirdanfial <br />