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TANK ANNULAR TESTING <br />Test:V10400: ay: . Manufacturer p IndustryStandard p Professional En-qr. p Other (see below) <br />`fest Method Uses: p Pressure Vacuum p Hydrostatic O Other (see below) <br />Measuring Equipment Used: Vacuum Gauge (range t) to slu inches Hg) <br />®eScrip#iion Tank #1 Tartk #2 Tank 3W Tank #E <br />Tank Manufacturer <br />Trusco <br />Trusco <br />Trusco <br />Trusco <br />Tank Type <br />Steel <br />Steel <br />Steel <br />Steel <br />Tank Capacity <br />12,000 <br />8,000 <br />20,000 <br />20,000 <br />Product Stored <br />Gasoline - 87 <br />Gasoline - 91 <br />Diesel <br />Diesel <br />Is this a multi -compartment tank? <br />Yes <br />Yes <br />No <br />No <br />Brine filled or Dry Annular'? <br />Dry <br />N/A <br />Dry <br />Dry <br />(if brine filled, perform no vacuum testing) <br />Monitoring system show normal annular? <br />Yes <br />N/A <br />Yes <br />Yes <br />Is water table above tank bottom? <br />Unknown <br />N/A <br />Unknown <br />Unknown <br />Was sensor removed for testing? <br />Yes <br />N/A <br />Yes <br />Yes <br />Was sensor properly replaced after testing? <br />Yes <br />N/A <br />Yes <br />Yes <br />Wait time for vacuum to stabilize (hr:min) <br />0:20 <br />0:16 <br />0:12 <br />Test start time <br />8:30 AM <br />8:31 AM <br />8:32 AM <br />Initial vacuum (inches Hg) <br />7 <br />7 <br />7 <br />Test end time <br />10:30 AM <br />10:31 AM <br />10:32 AM <br />Final vacuum (inches Hg) <br />7 <br />7 <br />7 <br />Test duration (hours:minutes) <br />2:00 <br />2:00 <br />2:00 <br />Change in vacuum (inches Hg) <br />0 <br />0 <br />0 <br />Pass/Fail threshold (inches Hg/hour) <br />2 <br />2 <br />2 <br />TEST RESULT <br />PASS <br />PASS <br />PASS <br />Comments: <br />Tank #2 is the second compartment of a two compartment <br />tank <br />(1 / #2). <br />No annular testing required. <br />Tank #3W is the West diesel tank and tank #4E is the East diesel tank. <br />0 2002 Walton Engineering, Inc. <br />