Laserfiche WebLink
B-25-1998 8:01AM FROM PUBLIC WORKS 333+6710 p_ r' <br /> 86/24(1'398 21.12 51073E 3 BL4CKS7pNE F4W 02 <br /> 'RL cine P 0, Box 1659 <br /> ra�1 fi `T)anvi& Culifamw 94526 <br /> 1`'P. 510,--36-07-53 <br /> 4 SIO X36.0788-,Fax <br /> June 17, 1998 <br /> City of Lodi <br /> 221 west Pisae street <br /> Lodi,CA,93241-1910 <br /> AucatioD, Mr_Mark Lindseth <br /> Reference: Catho&c Protection System inspection <br /> 2 Le"tions with Undergroaud Storage Tanks(UST) <br /> City of Lodi,Lodi CaUfornla <br /> Dear Mr. Lindse b: <br /> Cku June 5, 1998, Slackvlowe Group, LW., conducted an evaivatiun of the cathodic <br /> pmtction systrnm5 on the referenced UST- <br /> Tjv locations with Underground Storage Tanks were tested to evaluated the effectiveness <br /> of the catkodic protection systems:and arc as follows: <br /> • public Safety L3uildin&City Hall. Two Tanks <br /> • Municipal Server Center. Four Tanks <br /> h location was designed with a sacrifi.cal tY-pe cathodic protection system. The tank <br /> manufac,m- supplied the tanks with.STI-P3 installed zinc tum9des and contractor installed <br /> supplementsi magnesium typz anodes. Each of tlZe zinc a Ludes aa+e attached directly to <br /> ft tank and the remainuW magnesium miodes installed around the perimctr`of the tattles. <br /> The magnesium anode wires are ,routed into the fuel tank pit. Tatilc quantities and sirxs <br /> vary per location_ <br /> E UA FOR C,q 7H(?I,IIC PRQTEC1rICllti <br /> The testing of the cathWic protection systems were performed in accordance with EPA <br /> and MACE guidelines. The National Association of Corrosion Ettgis>e�rs (NACE) <br /> recommended pnwtioe RP-02-95 lists five criteria for cathodic,PvWtic►n of undergrourxl <br /> metallic tank sy,_terns. Listed below i5 the critcron typically usw to evaluate the ca►stiug <br /> cathodic pKotection systema on UST: <br /> s325sr�,c_tloi <br />