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CAPACITY 1500 g. PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br />TANK * Diesel PAGE 2 <br />STAT # UB058 SHORT REPORT FORM <br />TEST DATE: 06/02/89 Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />COMPUTERIZED PRINTOUT OF DIGITAL LEAKAGE RATE DATA <br />Tank Owner .................... : PAC BELL #UE058 <br />Tank Number ................... DIESEL <br />Measurement 4 12 <br />Oat: of Test 06/02/1969 <br />Time of measurement ........... = 17:48:31 <br />Tank Temperature .............. = 73.6047 degrees F. <br />Tank Pressure = .0133 psi. <br />Basic Tnnk Volume +»+!+•*w.a+!! = 1500.063 Gallons. <br />Temperature Correction ..•lwe.a 9.170 Gallons. <br />Pressure Correction ......•+*+• = 0.000 Gallons. <br />Corrected Volume +•••++......*• = 1609.233 Gallons. <br />Stratified Corrected Volume **+ - 1509.384 Gallons. <br />Total Fluid Level ............. = 76.94087 inches. <br />Fluid Pressure on Tank Bottom = 2.3657 psi <br />Total Temperature Change ...... _ .00774 degrees F. <br />Total Level Change ............ _ -.05913 inches. <br />Leak Rate Calculation Time..... = 01:03:29 <br />6eometry Band ................. _ .0001 Gallons/Hour. <br />Rate of Temperature Change .... _ .00453 degrees F/Hour. <br />Volume Change ................. _ .003 Gallons. <br />Expected Level Change ......... _ .07718 inches. <br />Measured Level Change *•••!••** _ .11326 inches. <br />Primary Apparent Leak ••*!!R!.! _ -.0015 Gallons. <br />Primary Apparent Leak Rate •+*• _ -.001 Gallons/Hour. <br />Strat Volume Change ....Re.w.!! _ .0064 Gallons. <br />Strat Expected Level Change ••* _ .15116 inches. <br />Strat Apparent Leak •eeaawwwsew .0016 Gallons. <br />Strat Apparent Leak Rate .••**+ _ .002 Gallons/Hour. <br />Avg Measured Level Change ..... _ .00786 inches. <br />Avg Volume Change ............. _ .0033 Gallons. <br />Avg Expected Level Change ..... _ .07904 inches. <br />Avg Apparent Leak ............. _ .0030 Gallons. <br />Avg Apparent Leak Rate ........ _ .004 Gallons/Hour. <br />Avg Strat Volume Change **•**** _ .0059 Gallons. <br />Avg Strat Expected Level Change - .13908 inches. <br />Avg Strat Apparent Leak awaawee - .0055 Gallons. <br />Avg Strat Apparent Leak Rate RR - .007 Gallons/Hour. <br />Total Elapsed Test Time ....... = 01:20:12 <br />COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />.iC <br />. 1 <br />1 <br />.e� <br />Ir Pas <br />,X <br />.04 <br />41 <br />J <br />.03- <br />.02M ,- <br />.01 <br />a <br />14 <br />s <br />-.01 <br />r <br />-.02 <br />E <br />-.04 <br />L <br />aincon <br />11 <br />- "` <br />-.06 <br />TEST TIME - MINUTES <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />