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4. TANK ANNULAR TESTING <br /> Test Method Developed By: ❑Tank Manufacturer N Industry Standard ❑ Professional Engineer <br /> ❑ Other(Spec) <br /> Test Method Used: ❑Pressure N Vacuum ❑Hydrostatic <br /> ❑Other(Spec) <br /> Test Equipment Used:Test plugs,venturi pump and gauges Equipment Resolution: 0.5%of span <br /> Tank# 1 <br /> Is Tank Exempt From Testing?' 0Yes N No <br /> Tank Capacity: l Ok—Correction 6K <br /> Fiberglass wrapped <br /> Tank Material: Steel <br /> Tank Manufacturer: Unknown <br /> Product Stored: Contact Water <br /> Wait time between applying <br /> pressure/vacuum/water and 10 min. <br /> starting test: <br /> Test Start Time: 11:30 am <br /> Initial Reading(Rj): 7"hg <br /> Test End Time: 12:30 pm <br /> Final Reading(RF): 7"hg <br /> Test Duration: 1 hour <br /> Change in Reading(RF-Ri): None <br /> Pass/Fail Threshold or Criteria: No detectable loss <br /> Test Result: El Pass ❑Fail <br /> Was sensor removed for testing? ❑Yes®No❑NA <br /> Was sensor properly replaced and ❑Yes❑No®NA <br /> verified functional after testin - <br /> Comments—(include information on repairs made prior to testing, and recommended follow-up forfailed tests) <br /> "Sensor functionality was not confirmed.This procedure is not part of the Secondary Containment testing scope of work". <br /> OCT <br /> �.�o rmr"rAli►ACAIT�1 <br /> _INVIRVeveveL—rC • �� <br /> u ff n i Tu r%=De RTl11 7 N'-r <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 />