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4. <br />Test Method Developed By: <br />TANK ANNULAR TESTING <br />❑ Tank Manufacturer ® Industry Standard ❑ Professional Engineer <br />❑ Other (Specify) <br />Test Method Used: <br />❑ Pressure ® Vacuum ❑ Hydrostatic <br />❑ Other (Spec) <br />Test Equipment Used: Test plugs, venturi pump and gauges Equipment Resolution: 0.5% of span <br />Is Tank Exempt From Testing?' <br />Tank #87-2 Tank # Tank # <br />❑ Yes ® No <br />Tank # <br />Tank Capacity: <br />10,000 <br />Tank Material: <br />Fiberglass <br />Tank Manufacturer: <br />XERXES <br />Product Stored: <br />gasoline <br />Wait time between applying <br />pressure/vacuum/water and <br />starting test: <br />10 min. <br />Test Start Time: <br />2:25pm <br />Initial Reading (RI): <br />9.6" Hg <br />Test End Time: <br />3:25pm <br />Final Reading (RF): <br />9.6" Hg . <br />Test Duration: <br />1 hr. <br />Change in Reading (RF -RI): <br />none <br />Pass/Fail Threshold or Criteria: <br />No detectable Loss <br />Test Result: <br />X Pass ❑ Fail <br />Was sensor removed for testing? <br />❑ Yes ❑ No ® NA <br />Was sensor properly replaced and <br />verified functional after testing? <br />❑ Yes ❑ N=NA <br />Comments — (include information on repairs made prior to testing and recommended follow-up for failed tests) <br />* *Found small leak at 4" B x M under brass adaptor, sealed and tested — Passed. <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 containme <br />testing. {California Code of Regulations, Title 23, Section 2637(a)(6)} <br />