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SWRCB,January 2002 Page of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: X Tank Manufacturer ❑Industry Standard C Professional Engineer <br /> ❑Other(Spec) <br /> Test Method Used: ❑Pressure X Vacuum ❑Hydrostatic <br /> ❑Other(Spec) <br /> Test Equipment Used: Gast Vacuum Pump/Vacuum Gauges in Hg. Equipment Resolution:-1/2-30Hg. <br /> Tank#1 Tank# Tank# Tank# <br /> 7TankCapacity: <br /> empt From Testing?' 0 Yes x No ❑Yes ❑No ❑Yes ❑No ❑Yes ❑No <br /> 6K <br /> ial: Jacketed DW Steel <br /> Tank Manufacturer: Modern Welding <br /> Product Stored: Fuel Oil <br /> Wait time between applying <br /> vacuum and startingtest: 30 Minutes <br /> Test Start Time: 8:45 <br /> [Initial Reading(RI): -5 Hg. <br /> Test End Time: 9:45 <br /> Final Reading(RF): -5 Hg. <br /> Test Duration: 1 Hour <br /> Change in Reading(RF-Ri): 0 Hg. <br /> Pass/Fail Threshold or Criteria: No loss in Hg. <br /> Test Result: X Pass ❑Fail ❑Pass ❑Fail ❑Pass ' Q Fail ❑ Pass ❑Fail <br /> Was sensor removed for testing? X Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA <br /> Was sensor properly replaced and X Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑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 /> Tank has an Annular Vent to Atmosphere. <br /> Tank Annular Riser has 1/4"Id Electrical Conduit and Sensor plumbed together. <br /> Annular Tank Tested from Atmospheric Vent with Sensor removed at riser and Annular Riser Plugged during Test. <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 />