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NOV 0 6 2017 <br /> SWRCB,January 2002 <br /> l� I ofk_ <br /> E N V �,El N D""',L, <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: X Tank Manufacturer 1-1 Industry Standard I I Professional Engineer <br /> 11 Other(Specify) <br /> Test Method Used: F1 Pressure X Vacuum LI Hydrostatic <br /> Ll Other(Specify) <br /> 1 Test Equipment Used: Gast Vacuum Pump/Vacuum Gauges in Hg. Equipment Resolution: - '/2"x-30"Hg. <br /> ENESEEMENEINEM <br /> MMMMMIEW Tank t 1 Tank#2 Tank# Tank# <br /> Is Tank Exempt From Testing?' No No <br /> Tank Capacity: 12K 12K <br /> Tank Material: Fiberglass Fiberglass <br /> Tank Manufacturer: Owens Coming Owens Coming <br /> Product Stored: Regular 87 Super 91 <br /> Wait time between applying 10 Minutes 10 Minutes <br /> vacuum and starting test: <br /> Test Start Time: 8:40 8:50 <br /> Initial Reading(Ri): -10"Hg. -10"Hg. <br /> Test End Time: 9:40 9:50 <br /> Final Reading(RF): -10"Hg. -10"Hg. <br /> Test Duration: I Hour I Hour <br /> Change in Reading(RF-Ri): 01,Hg. 01,Hg. <br /> Pass/Fail Threshold or Criteria: ➢ -2"Hg. ➢ -2"Hg. <br /> Test Result: Pass Pass <br /> Was sensor removed for testing? No No <br /> Was sensor properly replaced and N/A N/A <br /> verified functional after tcstiag.?_ <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 />