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JUN-20-2011 07:41 Service Station Systems 408 938 8888 P.04 <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: ❑Tank Manufacturer ®Industry Standard p Professional Engineer <br /> El Other(Spec6) <br /> Test Method Used: a Pressure ®vacuum ❑Hydrostatic <br /> ❑Other(Specify) <br /> Test Equipment Used:Test plugs,venturi pump and gauges Equipment Resolution: 0.5%of span <br /> Tank#87 Tank# 89 Tank#91 Tank#Diesel <br /> Is Tank Exempt From Testing?` ®Yes ❑ No ®Yes ❑ No ®Yes ❑ No M Yes ❑ 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 test: <br /> P <br /> est Start Time: <br /> nitial Reading(RI): <br /> Test End Time: <br /> Final Reading(RF): <br /> Test Duration: <br /> Change in Reading(RrR,): <br /> Pass/Fail Threshold or Criteria: <br /> Test Result: <br /> Was sensor removed for testing? <br /> Was sensor property replaced and <br /> verified functional after testing?- <br /> Comments— include information on re airs made rior to testis , and recommended folhm-u forfailed 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 />