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TANK ANNULAR T'I <br /> Test Method By: • Manufacturer O Industry Standard 0 Professional Engr. 0 Other(see below) <br /> Test Method Uses: 0 'Pressure • Vacuum o Hydrostatic o Other(see below)' <br /> Measuring Equipment Used: Vacuum Gauge (range 0 t 30 inches Hg) <br /> Description Tank#1 Tank#2 Tank#3 <br /> Product stored Gasoline-87 Gasoline-89 Gasoline-91 <br /> Tank manufacturer Xeres Xeres Xerxes <br /> Tank material FRP FRP FRP <br /> Tank capacity (US gallons) 10,000 10,000 8,000 <br /> Is this a multi-compartment tank? No No No <br /> Dry or Brine filled annular? No No No <br /> Monitoring system show normal annular? Yes Yes Yes <br /> Is water table above tank bottom? Unknown Unknown Unknown <br /> Was sensor removed for testing? Yes Yes Yes <br /> Was sensor properly replaced after testing? Yes 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 /> JAN 0 .1 2015 <br /> ENVIRONMENTA) . <br /> ® 2014 Walton Engineering,Inc. <br />