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PRODUCT PIPING SUMP TESTING <br />Test Method By: O Manufacturer 0 Industry Standard o Professional Engr o Other (see below) <br />Test Method Uses: O Pressure O Vacuum • Hydrostatic o Other (see below) <br />Measuring Equipment Used: INCON TS -STS (Electronic Sump Test System) <br />Descrintion Tank #1 Tank #2 Tank #3 <br />Tank product <br />Gasoline - 89 <br />Gasoline - 87 <br />Gasoline - 91 <br />Sump material <br />FRP <br />FRP <br />FRP <br />Sump diameter (inches) <br />48 <br />48 <br />48 <br />Sump depth (inches) <br />42 <br />41 <br />39 <br />Height from tank top to highest <br />piping penetration (inches) <br />14 <br />15 <br />13 <br />Height from tank top to lowest <br />electrical penetration (inches) <br />11 <br />10 <br />9 <br />Method of sump attachment to tank <br />Tank Collar <br />Tank Collar <br />Tank Collar <br />Condition of sump prior to testing <br />Dry <br />Dry <br />Dry <br />Portion of sump tested <br />Entire <br />Entire <br />Entire <br />Is system programmed for fail-safe operation? <br />Unknown <br />Unknown <br />Unknown <br />Was fail-safe verified to be operational? <br />No <br />No <br />No <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 />Depth of water level from tank top (inches) <br />17 <br />18 <br />16 <br />Wait time for water level to stabilize (hr:min) <br />0:10 <br />0:10 <br />0:10 <br />Test start time <br />10:04 AM <br />10:04 AM <br />11:09 AM <br />Initial Probe Reading <br />4.6673 <br />2.9883 <br />3.9580 <br />Test end time <br />10:19 AM <br />10:19 AM <br />11:24 AM <br />Final Probe Reading <br />4.6671 <br />2.9879 <br />3.9569 <br />Test duration (hr:min) <br />0:15 <br />0:15 <br />0:15 <br />Change in water level (± 0.0000 inches) <br />-0.0002 <br />-0.0004 <br />-0.0011 <br />Pass/Fail threshold (±0.0020 inches / } Hr.) <br />0.0020 <br />0.0020 <br />0.0020 <br />TEST RESULT <br />PASS <br />PASS <br />PASS <br />Comments: <br />0 2006 Walton Engineering, Inc. <br />