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4. TANK ANNULAR TESTING <br /> Test Method Developed By: ❑Tank Manufacturer ®Industry Standard ❑ Professional Engineer <br /> ❑ Other(Spec) <br /> Test Method Used: ❑Pressure ®Vacuum ❑Hydrostatic <br /> ❑Other(Specify) <br /> Test Equipment Used: Test plugs,venturi pump and gauges Equipment Resolution: 0.5% of span <br /> LITank#87-1 Tank#87-2 Tank#87-3 Tank#91 <br /> Is Tank Exempt From Testing?' ElYes ® No ❑ Yes E No ElYes ® No El Yes ® No <br /> Tank Capacity: 10,000 10,000 10,000 10,000 <br /> Tank Material: Fiberglass Fiberglass Fiberglass Fiberglass <br /> Tank Manufacturer: XERXES XERXES XERXES XERXES <br /> Product Stored: Gasoline Gasoline Gasoline Gasoline <br /> Wait time between applying <br /> pressure/vacuum/water and 10 min. 10 min. 10 min. 10 min. <br /> starting test: <br /> Test Start Time: 9:OOam 9:OOam 9:OOam 10:25am <br /> Initial Reading(RI): 10"Hg 10"Hg 10"Hg 10"Hg <br /> Test End Time: 10:00am 10:00am 10:00am 11:25am <br /> Final Reading(RF): 10"Hg 10"Hg 10"Hg 10"Hg <br /> Test Duration: 1 hr. 1 hr. 1 hr. 1 hr. <br /> Change in Reading(RF-Rt): none none none none <br /> Pass/Fail Threshold or Criteria: No detectable Loss No detectable Loss No detectable Loss No detectable Loss <br /> Test Result: ❑ Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail <br /> Was sensor removed for testing? 0 s ®No ❑NA ❑Yes ®No ❑NA ❑Yes ®No❑NA ❑Yes ®No ❑NA <br /> Was sensor properly replaced and ❑Yes ❑No ®NA ❑Yes ❑No U NA ❑Yes ❑No®NA ❑Yes ❑No ®NA <br /> verified functional after testing? <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 />