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SWRCB,January 2002 Page®of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: X Tank Manufacturer ❑Industry Standard ❑Professional Engineer <br /> ❑Other(Sped) <br /> Test Method Used: ❑Pressure X Vacuum ❑Hydrostatic <br /> ❑Other(Specify) <br /> Test Equipment Used: Gast Vacuum Pump/Vacuum Gauges in Hg. Equipment Resolution: -1/2"-301-1g. <br /> Tank#1 <br /> Tank 2 Tank#3 Tank# <br /> Is Tank Exempt From Testing?' ❑Yes x No ❑Yes x No ❑Yes x No Yes J No <br /> Tank Capacity: 20K 20K 12K <br /> Tank Material: Glass/Steel Fiberglass Fiberglass <br /> Tank Manufacturer: Trusco Containment Containment <br /> Solutions Solutions <br /> Product Stored: Jet A Jet A Jet A <br /> Wait time between applying 30 Minutes 30 Minutes 30 Minutes <br /> vacuum and starting test: <br /> Test Start Time: 9:10 9:10 9:10 <br /> Initial Reading(Rj): -10 Hg. -10 Hg. - 10 Hg. <br /> Test End Time: 11:10 11:10 11:10 <br /> Final Reading(RF): -10 Hg. -10 Hg. -10 Hg. <br /> Test Duration: 2 Hours 2 Hours 2 Hours <br /> Change in Reading(RF-Rj): 0 Hg. 0 Hg. O Hg. <br /> Pass/Fail Threshold or Criteria: No loss in Hg. r -2 Hg. ➢ -2 Hg. <br /> Test Result: X Pass ❑Fail X Pass ❑Fail X Pass ❑Fail ❑ Pass ❑Fail <br /> Was sensor removed for testing? X Yes D No LJ NA ❑Yes X No ❑NA ❑Yes X No i J NA 1 Yes ❑No ❑NA <br /> Was sensor properly replaced and X Ycs ❑No ❑NA ❑Yes ❑No X NA Yes ❑No X NA I 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)1 <br />