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PRODUCT PIPING SUMP TESTING <br /> Test Method By: o Manufacturer • 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 /> Description Tank#1 Tank#2 <br /> Tank product Gasoline-91 Gasoline-87 <br /> Sump material FRP FRP <br /> Sump diameter (inches) 42 42 <br /> Sump depth (inches) 54 52 <br /> Height from tank top to highest <br /> piping penetration (inches) 20 20 <br /> Height from tank top to lowest <br /> electrical penetration (inches) 17 19 <br /> Method of sump attachment to tank Tank Collar Tank Collar <br /> Condition of sump prior to testing Dry Dry <br /> Portion of sump tested Entire Entire <br /> Is system programmed for fail-safe operation? Unknown Unknown <br /> Was fail-safe verified to be operational? No No <br /> Was sensor removed for testing? Yes Yes <br /> Was sensor properly replaced after testing? Yes Yes <br /> Depth of water level from tank top (inches) 22 22 <br /> Wait time for water level to stabilize (hr:min) 0:10 0:10 <br /> Test start time 10:49 AM 11:10 AM <br /> Initial Probe Reading 3.2194 1.3940 <br /> Test end time 11:04 AM 11:25 AM <br /> Final Probe Reading 3.2188 1.3925 <br /> Test duration (hr:min) 0:15 0:15 <br /> Change in water level (±0.0000 inches) -0.0006 -0.0015 <br /> Pass/Fail threshold (±0.002 inches/141-1r.) 0.0020 0.0020 <br /> TEST RESULT PASS PASS <br /> Comments: <br /> 0 2017 Walton Engineering,Inc. <br />