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08/24/05 14:39 FAX 925 422 2748 EPD / WGMG Q003 <br /> VOI*Alii UO "LIJ IJ:Da YAX 925 4 4871 ELEC UTIL DIV 1@002 <br /> Thornton Environmental Construction, Inc. All 111111 <br /> UST Moiliturlng systeal III-41111111tiOn Wid k9ervicu Sp <br /> (.%,.rtifjCEktiOjj.q <br /> RO. Box 36D8.33 ® MR11itas.t''A 950-16-0833 <br /> Photic (209) 834-0792 - Pax (2109) 834-0795 <br /> SB999 Secondary Containment Testic,a <br /> Protocol- <br /> I- Schedule test date with the local RcgulatOrY Agency allowing a Minilnurn of 49 <br /> hours advance notice. <br /> 2. Verify aPprOval oftest procedures and test equipment with the Hazardous <br /> Materials Inspector Prior to tak date, <br /> 3. Notify customer prior to test date of intent, duration oftcst and any estimated <br /> down tirm to equipment it e, <br /> 4- Perform state rnandated 599 Secondary Cont abuwat Testing pernmnufi&cturas <br /> rOCOmMOndation,WPA or asspecified andapproved by joeal re lata <br /> authority, ry <br /> 5. Provide a completed SWRCB"Secondazy CoAtWnment Testing RAport For&-for <br /> each site within 14 days far submittal to 10W IROgulatorY Aae within 30days. <br /> Test Equipment: <br /> Sumps and Dispenser Pans- flydrOstatic testing using Caldwell Systems"Level Change <br /> lnd;r-ztoe'ThW party tested by RHL Group Inc., State of Califorrda Registered Civil <br /> Engineers. Accuracy to 0.0025 L1, irtcreffMtS at 0.0 1,, 0.0075"and 0.005 <br /> „. <br /> Secondary Piping: Pressure test using Nitrogen gas aid-Mumnling,Manufactures <br /> "SpaW'dial gouge,NIST certified, 0-15 psi with 0.5 psi inurcmem and accuracy to I <br /> of fall scale. % <br /> Tank Annulars: Vacuum test using pr=Won Marrtdktums dial gauge.NIST certified. <br /> 0-30” hg with I"hg increments and accuracy to I%at mid scale. <br /> Testing Procedures; <br /> I- Notify site personnel wkh intentions to conduct testing upon arrival. <br /> 2. Secure site and work arca in accordance with saficbr procedwres, <br /> 3- Open n3anways and make viiqual inspection to dclarmim accessibility and/or <br /> requiren=ta or Cote in Spacc Entry. <br /> 4. VcrIfY test boots arc in Place or notify onsite personnol of any additional work or <br /> change in scope bvfjorc proceeding. <br /> UtIvrisP x!'72451:4 <br /> TO"d SGLO V98 602 -1W1M3WNM11AN3 NO-LNVOHI a9G : To so-oi-tines <br />