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• • REULIVED <br /> TANK ANNULAR TESTING NOV 09 2015 <br /> HFAITIJ nCOAOTIIAGkIT <br /> Test Method By: 0 Manufacturer O Industry Standard O Professional Engr. O Other(see below) <br /> Test Method Uses: O Pressure • Vacuum o Hydrostatic o Other(see below) <br /> Measuring Equipment Used: Vacuum Gauge (range 0 to 30 inches Hg) <br /> Description Tank#1 Tank#2 Tank#3 <br /> Product stored Gasoline-87 Gasoline-91 Diesel <br /> Tank manufacturer Modem Modern Modern <br /> Tank material Steel Steel Steel <br /> Tank capacity (US gallons) 8,000 4,000 12,000 <br /> Is this a multi-compartment tank? Yes Yes No <br /> Dry or Brine filled annular? Dry N/A Dry <br /> Monitoring system show normal annular? Yes Yes <br /> Is water table above tank bottom? Unknown Unknown <br /> Was sensor removed for testing? Yes Yes <br /> Was sensor properly replaced after testing? Yes Yes <br /> Wait time for vacuum to stabilize (hr:min) <br /> Test start time <br /> Initial vacuum (inches Hg) <br /> Test end time <br /> Final vacuum (inches Hg) <br /> Test duration (hr:min) <br /> Change in vacuum (inches Hg) <br /> Pass/Fail threshold (inches Hg/hour) <br /> TEST RESULT <br /> Comments: <br /> Tank#2 is the second compartment of a two compartment tank(#1 /#2). <br /> © 2015 Walton Engineering,Inc. <br />