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JUN-16-2010 09:08 Service Station Systems 408 938 8888 P.04 <br /> 4. TANK ANNULAR TESTING <br /> "fest Method DevelopedBy: p Tank Manufacturer 0 Industry Standard 0 Professional Engineer <br /> ❑ Other(Specify) <br /> Test Method Used: E]Pressure 0 Vacuum 0 Hydrostatic <br /> [I Other(Specify) <br /> Test Equipment Used:Test plugs,venturi pump and gauges Equipment Resolution: 0.5%of span <br /> .NONE= Tank#87 Tank#89 Tank#91 Tank#Diesel <br /> Is Tank Exempt From Testing?' 0 Yes El No 0 Yes 0 No 0 Yes [I No 0 Yes [3 No <br /> Tank Capacity: <br /> Tank Material: <br /> Tank Manufacturer: <br /> Product Stored: <br /> Wait time between applying <br /> pressure/vacuum/water and <br /> starting est: <br /> Test Start Time: <br /> Initial Reading(Rj): <br /> Test End Time: <br /> Final Reading(RE): <br /> Test Duration: <br /> Change in Reading(RF-Rt): <br /> Pass/Fail Threshold or Criteria: <br /> Test Result: <br /> Was sensor removed for testing? <br /> Was sensor properly replaced an <br /> verified functional after testing? <br /> Comments—(include iq information on repairs made prior to testing, and recommended follow-up.for.fa!led tests) <br /> Wet annulars <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 />