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• <br />SWRCB, January 2002 Page of <br />4. TANK ANNULAR TESTING <br />Test Method Developed By: X Tank Manufacturer ❑ Industry Standard ❑ Professional Engineer <br />❑ Other (Spec) <br />Test Method Used: ❑ Pressure X Vacuum ❑ Hydrostatic <br />❑ Other (Specify) <br />Test Equipment Used: Gast Vacuum Pump/Vacuum Gauges in Hg. <br />Tank # 1 Tank # 2 <br />Is Tank Exempt From Testing?' ❑ Yes x No ❑ Yes x No <br />Equipment Resolution:-1/2-30Hg. <br />ZMEMBEEIMMEM <br />Tank # Tank # <br />❑ Yes ❑ No ❑ Yes ❑ No <br />Tank Capacity: <br />20K 6K <br />Tank Material: <br />Fiberglass Fiberglass <br />Tank Manufacturer: <br />Owens Corning Owens Corning <br />Product Stored: <br />Diesel Gasoline <br />Wait time between applying <br />vacuum and starting test: <br />30 Minutes 30 Minutes <br />Test Start Time: <br />11:00 11:15 <br />Initial Reading (RI): <br />-10 Hg. -10 Hg. <br />Test End Time: <br />1:00 12:15 <br />Final Reading (RF): <br />-10 Hg. -10 Hg. <br />Test Duration: <br />2 Hours 1 Hour <br />Change in Reading (RF -RI): <br />0 Hg. 0 Hg. <br />Pass/Fail Threshold or Criteria: <br />➢ -2 Hg. ➢ -2 Hg. <br />Test Results <br />X Pass '' ❑ FailX Pass ` ❑ Fail <br />Q Pass' ❑ Fait <br />❑ Pass' ❑ Fail <br />Was sensor removed for testing? <br />Yes X No NA Yes X No NA <br />❑ Yes X No NA <br />❑ Yes ❑ No ❑ NA <br />Was sensor properly replaced and <br />verified functional after testin ? <br />Yes No X NA Yes No X NA <br />❑ Yes ❑ No X 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 />