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SWRCB,January 2002} Page 2 <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: O Tank Manufacturer Fx Industry Standard F-1 Professional Engineer <br /> Other (Specify) <br /> Test Method Used: FI Pressure Fx] Vacuum Hydrostatic <br /> El Other (Spec) <br /> Test Equipment Used: Equipment Resolution: <br /> Tank# 1 REG Tank# 2 PRE Tank# Tank# <br /> Is Tank Exempt From Testing?I El Yes F71 No Yes X❑No Yes El No Yes No <br /> Tank Capacity: 10,000 10, 000 <br /> Tank Material: DW STEEL DW STEEL <br /> Tank Manufacturer: unknown unknown <br /> Product Stored: REG UNLEAD PREMIUM <br /> Wait time between applying <br /> pressure/vacuum/water and 5min 5min <br /> starting test: <br /> Test Start Time: 10:20 10:20 <br /> Initial Reading(Ri ): 7hg 7hg <br /> Test End Time: 11:20 11:20 <br /> Final Reading(RF ): 7hg 7hg <br /> Test Duration: lhr lhr <br /> Change in Reading(RF-RI ): 0 0 <br /> Pass/Fail Threshold or Criteria: 1.7hg 1.7hg <br /> Monson= HNNIM <br /> Was sensor removed for testing? X Yes N NA X Yes N NA Yes N NA Yes N NA <br /> Was sensor properly replaced and I <br /> o � ❑ � ❑ <br /> verified functional after testing? FYeC]Nc0NA Ye N NA Ye N NA Ye N NA <br /> Comments- (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> 1 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 />