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SWRCB, January 2002 <br />4. TANK ANNULAR TESTING <br />Page of <br />Test Method Developed By: X Tank Manufacturer Indusuy Standard ❑ Professional Engineer <br />❑ Other (Spec) <br />Test Method Used: ❑ Pressure X Vacuum ❑ Hydrostatic <br />❑ Other (Specify) <br />Test Equipment t Ised: Gast Vacuum PumplVacuum Gauges in Hg. <br />Equipment Resolution: -'/" x -30" Hg. <br />.Tank # 1 <br />Wank # 2&3 <br />Tani: # <br />Tank # <br />Is I ank Exempt From Testing?' <br />No <br />No <br />Tank Capacity: <br />20K <br />22K Split 12/10 <br />Tank Material: <br />Fiberglass <br />Fiberglass <br />Tank Manufacturer: <br />XERXES <br />XERXES <br />Product Stored: <br />Regular 87 <br />Super 91/Mid 89 <br />Wait time between applying <br />vacuum and starting test: <br />30 Minutes <br />30 Minutes <br />Test Start Time: <br />9:50 <br />9:40 <br />Initial Reading (Rt): <br />-10 Hg. <br />-10 Hg. <br />Test End Time: <br />11:50 <br />11:40 <br />Final Reading (RF): <br />-10 Hg. <br />-10 Hg. <br />Test Duration: <br />2 Hours <br />2 Hours <br />Change in Reading (RF -R,): <br />0 Hg. <br />0 Hg. <br />Pass/Fail Threshold or Criteria: <br />➢ -2 Hg. <br />➢ -2 Hg. <br />Test Result: <br />Pass <br />Pass <br />Was sensor removed for testing? <br />No <br />No <br />Was sensor properly replaced and <br />verified functional after testing? <br />N/A <br />N/A <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 />