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t ! <br /> 4 <br /> y� <br /> JUL5 191 <br /> GARY PETERS ENTERPRISES @ : a« <br /> 944 FIELD LEA LTS e <br /> SACR94ENT09 CA. ?5827 <br /> 916-363-9127 <br /> Lic . 90-1144 <br /> Date : 4-27-91 <br /> Ref . #910427 <br /> To: DAVE CASTRO <br /> U.C.L.L.N.L. <br /> P.®.BOX 808 1 -633 <br /> Livermore , Ca. 94550 <br /> Test location : Tank #879-G2U1 , Site 300 . <br /> On 4-27-91 tank testing was completed using the LEAK <br /> COMPUTER tank test system. All testing was done in accordance <br /> with NFPA 329-1983, Section 2643 of the California Underground <br /> Tank Regulations {as revised) and Federal Regulations under 40 <br /> CFR (280-281 ) . The criteria for acceptable tank integrity <br /> allowed by these documents is based upon a detection threshold of <br /> 0 . 10 gallons per hour and a consideration of other specific , <br /> variable fac-tors. Pass/Fail threshold is 0 .05 gal/hr . <br /> LEAK COMPUTER is a certified volumetric tank test system as <br /> specified under federal regulations (40CFR 280) . A copy of this <br /> certification is available on request . The certified protocol <br /> sets out specific operations and procedures. The data below will <br /> satisfy those protocols. <br /> Tank # Comments <br /> 24 - G2u1 <br /> product 6&5 i <br /> i e i <br /> size i 10 =0 A-.(— <br /> PASS/FAIL <br /> -{PASS/FAIL <br /> tank & pipes i <br /> tank only <br /> S- <br /> e i <br /> 2 LEVEL TEST i lig f Nor &EQUtk-kh 1 <br /> high 1evei '° i -tA-N&:=P 1 <br /> leak rate 1 4.03 (j P# e <br /> Y. error 1 0 •QZ e <br /> additional data attached <br /> technician signature <br /> 3/91 <br />