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SWRCB, January 2002 <br />4. TANK ANNULAR TESTING <br />Page y of <br />Test Method Developed By: Tank Manufacturer X Industry Standard ❑ Professional Engineer <br />❑ Other (Spec) <br />Test Method Used: 7- Pressure X Vacuum Hydrostatic <br />❑ Other (Spec) <br />st Equipment Used: Vacuum Gage <br />i <br />Is Tank Exempt From Testing?' <br />Equipment Resolution: 0.5 " HG <br />Tank # DSL <br />-: Yes X No <br />Tank # <br />- Yes No <br />Tank # <br />Yes ❑ No <br />Tank # <br />❑ Yes - No <br />Tank Capacity: <br />20,000 <br />Tank Material: <br />Steel <br />Tank Manufacturer: <br />Modem <br />Product Stored: <br />DSL <br />Wait time between applying <br />pressure/vacuum/water and <br />starting test: <br />30 Min. <br />Test Start Time: <br />11:45 <br />Initial Reading (Rj): <br />10" HG <br />Test End Time: <br />1:45 <br />Final Reading (RF): <br />10" HG <br />Test Duration: <br />2 Hours <br />Change in Reading (RF-Ri): <br />0" HG <br />Pass/Fail Threshold or Criteria: <br />0" HG <br />Test Result: <br />X Pass ❑ Fail <br />❑ Pass ❑ Fail <br />❑ Pass ❑ Fail <br />❑ Pass ❑ Fail <br />Was sensor removed for testing? <br />X Yes No -NA <br />- Yes - No NA <br />- Yes - No - NA <br />- Yes - No - NA <br />Was sensor properly replaced and <br />verified functional after testing?^ <br />X Yes No -NA <br />Yes ❑ No - NA <br />r- Yes ❑ No NA <br />❑ Yes - No ❑ NA <br />Comments — (include information on repairs made prior to testing and recommended follow-up for failed tests) <br />' Secondary containment systems where the continuous monitoring automatically monitors both the primary and secondary <br />containment, such as systems that are hydrostatically monitored or under constant vacuum, are exempt from periodic containment <br />testing. (California Code of Regulations, Title 23, Section 2637(a)(6)) <br />