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PIPING SUMP CONTAINMENT TESTING <br /> Test Method By: Manufacturer • Industry Standard Professional Engr. Other(see below) <br /> Test Method Uses: Pressure vacuum • Hydrostatic Other(see below) <br /> Measuring Equipment Used: INCON TS-STS (Electronic Sump Test System) <br /> Descriptio-- Tank#1 Tank#2 Tank#3 dk <br /> Sump material FRP FRP FRP <br /> Sump diameter (inches) 42" 42" 42" <br /> Sump depth (inches) 65" 76" 72" <br /> Tank product Gasoline-87 Gasoline-91 Diesel <br /> Height from tank top to highest 19" 18" 14" <br /> piping penetration <br /> Height from tank top to lowest 22" 24" 16" <br /> electrical penetration <br /> Method of sump attachment to tank Tank Collar Tank Collar Tank Collar <br /> Type of sump penetration fittings Environ Environ Environ <br /> Condition of sump prior to testing Dry Dry Dry <br /> Portion of sump tested Entire EntireEntire <br /> Is system programmed for fail-safe operation Yes Yes Yes <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 /> Wait time for water level to stabilize (hr:min) 0:10 0:10 0:10 <br /> Depth of water level from tank top (inches) 24" 26" 18" <br /> Test start time 10:42 AM 10:42 AM 10:42 AM <br /> Test end time 10:57 AM 10:57 AM 10:57 AM <br /> Test duration (hr:min) 0:15 0:15 0:15 <br /> Change in water level (t 0.000 inches) 0.000 0.002 0.000 <br /> Pass/Fail threshold (0.005 inches/'/:Hr.) 0.005 0.005 0.005 <br /> TEST RESULT PASS PASS PASS <br /> Comments: <br /> 2003 Walton Engineering,Inc. <br />