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MW <br /> 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 Tank#3 <br /> Tank product Gasoline-87 Gasoline-91 Diesel <br /> Sump material FRP FRP FRP <br /> Sump diameter (inches) 42" 42" 42" <br /> Sump depth (inches) 59" 56" 57" <br /> Height from tank top to highest 18" 21" 18" <br /> piping penetration (inches) <br /> Height from tank top to lowest 15" 14 27" <br /> electrical penetration (inches) <br /> Method of sump attachment to tank Collar Collar Collar <br /> Condition of sump prior to testing Dry Dry Dry <br /> Portion of sump tested Entire Entire Entire <br /> Is system programmed for fail-safe operation? Unknown Unknown Unknown <br /> Was fail-safe verified to be operational? No No No <br /> Was sensor removed for testing? Yes Yes Yes <br /> Was sensor properly replaced after testing? Yes Yes Yes <br /> Depth of water level from tank top (inches) 20" 23" 20" <br /> Wait time for water level to stabilize (hr:min) 0:15 0:15 0:15 <br /> Test start time 10:32 AM 10:57 AM 10:32 AM <br /> Initial Probe Reading 2.8006 1.6882 1.8960 <br /> Test end time 10:47 AM 11:12 AM 10:47 AM <br /> Final Probe Reading 2.8008 1.6879 1.8962 <br /> Test duration (hr:min) 0:15 0:15 0:15 <br /> Change in water level (±0.0000 inches) 0.0002 -0.0003 0.0002 <br /> Pass/Fail threshold (±0.0020 inches/}Hr.) 0.0020 0.0020 0.0020 <br /> TEST RESULT PASS PASS PASS <br /> Comments: <br /> 0 2006 Walton Engineering,Inc. <br />