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SWRCB,January 2002 Page of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: Tank Manufacturer X Industry Standard [_J Professional Engineer <br /> Other(Specify) <br /> Test Method Used: Pressure X Vacuum Hydrostatic <br /> Other(Specify) <br /> Test Equipment Used: Gast Vacuum Pump/Vacuum Gauges in Hg. Equipment Resolution: - '/z"x-30"Hg. <br /> Tank# I Tank#2 Tank# Tank# <br /> Is Tank Exempt From Testing?' No No <br /> Tank Capacity: 20K 6K <br /> Tank Material: Fiberglass Fiberglass <br /> Tank Manufacturer: Owens Corning Owens Corning <br /> Product Stored: Diesel Gasoline <br /> Wait time between applying <br /> 5 Minutes 5 Minutes <br /> vacuum and starting test: <br /> Test Start Time: 1:10 1:10 <br /> Initial Reading(Ri): -10"Hg. -10"Hg. <br /> Test End Time: 2:10 2:10 <br /> Final Reading(RF): -10"Hg. -10"Hg. <br /> Test Duration: 1 Hour 1 Hour <br /> Change in Reading(RF-RI): 0"Hg. 0 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 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)) <br />