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SWRCB,January 2002 Page_of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: Tank Manufacturer Industry Standard X Professional Engineer <br /> Other(Spec) <br /> Test Method Used: Pressure X Vacuum Hydrostatic <br /> Other(Specify) <br /> Test Equipment Used: VACUME PUMP Equipment Resolution: <br /> Tank# 1 Tank# 2 Tank# 3 Tank# 4 <br /> Is Tank Exempt From Testing?' 0 Yes X No 0 Yes X No 0 Yes 0 No 0 Yes 0 No <br /> Tank Capacity: 12,000 12,000 <br /> Tank Material: STEEL/FRP STEEUFRP <br /> Tank Manufacturer. MODERN MODERN <br /> Product Stored: 91/DIESEL UNLEADED <br /> Wait time between applying <br /> pressure/vacuum/water and 30 min 30 min <br /> starting test: <br /> minTest Start Time: 9:15 AM 9:15 AM <br /> Initial Reading(RD: -10 psi -10 psi <br /> Test End Time: 10:15 AM 10:15 AM <br /> Final Reading(RF): -10 psi -10 psi <br /> Test Duration: 1 hr I hr <br /> Change in Reading(RF-Rj): 0 0 <br /> Pass/Fail Threshold or Criteria -I. in -I in <br /> Test Result: X Pass 0 Fail. X Pass 0 Fail 0 Pass 0 Fail 0 Pass. 0 Fail <br /> Was sensor removed for testing? XYes ONo 0N XYes 0N El NA zYes 0_:No ❑NA zYes 0No DNA <br /> Was sensor properly replaced and XYes 0N CNA XYes ONo DNA xYes []No DNA zYes ONo [INA <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 />