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- <br /> JUL °� ~� '�0Q! <br /> v�� ^ <br /> GARY PETERS ENTERPRISES ���V\�00��E�JT��\ <br /> 9440 BUrlFERFIELD W�' � - '�`' ' - - <br /> SACMIENT09 CA~ 75827 <br /> 916-363-9127 <br /> Lic .# 90-1144 <br /> Date : 5-16-91 <br /> Ref . #910516 <br /> To: DAVE CASTRO <br /> U.C.L.L.N .L. <br /> P.O.Box 808 1 -633 <br /> Livermore , Ca. 94550 <br /> Test location : tank #834-D1U1 , Site 300 . <br /> On 5-16-91 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 . 18 gallons per hour and a consideration of other specificv <br /> variable factors. 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 /> size | | | <br /> | | | <br /> PASS/FAIL | | | <br /> tank & pipes | | | <br /> tank only | | | <br /> | | | <br /> 2 LEVEL TEST 71,40 | | <br /> high level " | 2 a | | <br /> leak rate | | | <br /> % error | 0. 003 | | <br /> additional data attached <br /> technician signature <br /> 3/91 <br />