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UNDER DISPENSER CONTAINMENT <br />(UDC) TESTING <br />Test Method By: <br />Test Method Uses: <br />Measuring Equipment Used: <br />Manufacturer • Industry Standard <br />Pressure Vacuum <br />Level Change Indicator <br />Professional Engr. Other (see below) <br />i Hydrostatic Other (see below) <br />(Caldwell System 20011 Walton Engineering) <br />Description <br />Disp # 1/2 <br />Disp # 3/4 <br />Disp # 5/6 <br />Yes <br />UDC manufacturer <br />Total Containment <br />Total Containment <br />Total Containment <br />Yes <br />Yes <br />UDC material <br />FRP <br />FRP <br />FRP <br />of shut -down resent <br />Sensor <br />UDC depth (inches) <br />30" <br />30" <br />30" <br />15" <br />15" <br />Height from UDC bottom to highest <br />piping penetration <br />13" <br />13" <br />13" <br />Test end time <br />8:40 AM <br />Height from UDC bottom to lowest <br />electrical penetration <br />5" <br />5" <br />5" <br />0:30 <br />0:30 <br />Type <br />0.000 <br />0.000 <br />0.000 <br />Pass/Fail threshold (0.005 inches Hr.) <br />0.005 <br />0.005 <br />0.005 <br />TEST RESULT <br />PASS <br />PASS <br />PASS <br />Condition of UDC prior to testing <br />Comments: <br />Dry <br />Dry <br />Dry <br />Portion of UDC tested <br />Entire <br />Entire <br />Entire <br />Was sensor removed for testing? <br />Yes <br />Yes <br />Yes <br />Was sensor properly replaced after testing? <br />Yes <br />Yes <br />Yes <br />of shut -down resent <br />Sensor <br />Sensor <br />Sensor <br />Condition of UDC prior to testing <br />Comments: <br />Dry <br />Dry <br />Dry <br />Portion of UDC tested <br />Entire <br />Entire <br />Entire <br />Was sensor removed for testing? <br />Yes <br />Yes <br />Yes <br />Was sensor properly replaced after testing? <br />Yes <br />Yes <br />Yes <br />Wait time for water level to stabilize (hr:min) <br />0:05 <br />0:04 <br />0:05 <br />Depth of water level from UDC bottom (in.) <br />15" <br />15" <br />15" <br />Test start time <br />8:10 AM <br />8:05 AM <br />8:00 AM <br />Test end time <br />8:40 AM <br />8:35 AM <br />8:30 AM <br />Test duration (hrmin) <br />0:30 <br />0:30 <br />0:30 <br />Change in water level (± 0.000 inches) <br />0.000 <br />0.000 <br />0.000 <br />Pass/Fail threshold (0.005 inches Hr.) <br />0.005 <br />0.005 <br />0.005 <br />TEST RESULT <br />PASS <br />PASS <br />PASS <br />2003 Watton Engineering, Inc. <br />