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SWRCB, January 2002 <br />4. TANK ANNULAR TESTING <br />IQ o? 0' S <br />Test Method Developed By: X Tank Manufacturer ❑ Industry Standard ❑ Professional Engineer <br />❑ Other (Specie) <br />Test Method Used: Pressure X Vacuum ❑ Hydrostatic <br />❑ Other (Spec) <br />Test Equipment Used: Gast Vacuum Pump/Vacuum Gauge in Hg. Equipment Resolution: -'/z" x 30" Hg. <br />Tank # 1&2 Tank # Tank # Tank # <br />Is Tank Exempt From Testing? <br />No <br />Tank Capacity: <br />20K Split 12/8 <br />Tank Material: <br />Glass/Steel <br />Tank Manufacturer: <br />K&T Steel <br />Product Stored: <br />Regular 87/Super 91 <br />Wait time between applying <br />vacuum and starting test: <br />10 Minutes <br />Test Start Time: <br />8:50 <br />Initial Reading (Ri): <br />-10" Hg. <br />Test End Time: <br />10:50 <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 />No Loss in Hg. <br />Test Result: <br />Pass <br />Was sensor removed for testing? <br />Yes <br />Was sensor properly replaced and <br />verified functional after testing? <br />Yes <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 />