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CAPACITY 12000 g PRECISION <br />TANK * Super Unleaded <br />STAT # 4409 <br />TEST DATE: 06/26/91 <br />1-04 <br />UNDERGROUND TANK TESTING RESULTS Patent Pending <br />PAGE 5 <br />TEST PROCEDURES <br />Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />COMPUTERIZED PRINTOUT OF DIGITAI. LEAKAGE RATE DATA <br />Tank Owner .................... <br />Tank Number ................... <br />Measurement # 31 <br />Date of measurement <br />Time of measurement ........... <br />Tank. Temperature .............. <br />Tank Pressure ................. <br />Basic Tank Volume ************* <br />Temperature Correction ******** <br />Pressure Correction *********** <br />Corrected Volume ************** <br />Stratified Corrected Volume *** <br />Total Fluid Level ............. <br />Fluid Pressure on Tank Bottom <br />Total Temperature Change ...... <br />Total Level Change ............ <br />Leak Rate Calculation Time..... <br />Geometry Band ................. <br />Rate of Temperature Change .... <br />Volume Change ................. <br />Expected Level Change ......... <br />Measured Level Change ********* <br />Primary Apparent Leak ********* <br />Primary Apparent Leak Rate **** <br />Strat Volume Change *********** <br />Str•at Expected Level Change *** <br />Strat Apparent Leak *********** <br />Strat Apparent Leak Rate +****< <br />Avg Measured Level Change ..... <br />Avg Volume Change ............. <br />Avg Expected Level Change ..... <br />Avg Apparent Leak ............. <br />Avg Apparent Leak Rate ........ <br />Avg Strat Volume Change ******* <br />Avg Strat Expected Level Change <br />Avg Strat Apparent Leal: ******* <br />Avg Strat Apparent Leak Rate ** <br />= UNOCAL CORP. <br />= S/UL #4409 <br />= 06/26/1991 <br />09:03:40 <br />74.9055 degrees F. <br />.9043 psi. <br />12000.286 Gallons. <br />= 113,400 Gallons. <br />_ .058 Gallons. <br />= 12113.743 Gallons. <br />= 12114.137 Gallons. <br />= 157.61250 inches. <br />= 4.2823 psi <br />.06763 degrees F, <br />6.61250 inches. <br />= 02:20:15 <br />_ .0044 6allon5/Hour. <br />_ .02893 degrees F/Hour. <br />_ .526 Gallons. <br />8.594BG inches. <br />= 6.612250 inches. <br />.1213 Gallons. <br />_ .052 Gallons/Hour. <br />_ .5321 Gallons. <br />= 8.69484 inches. <br />_ .1274 Gallons. <br />.055 Gallons/Hour. <br />6.22110 inches. <br />_ .4526 Gallons. <br />= 7.39543 inches. <br />.0719 Gallons. <br />.036 Gallons/Hour. <br />.4581 Gallons. <br />7.48508 inches. <br />.0774 Gallons. <br />_ .038 6allons/Hour. <br />Total Elapsed Test Time ....... = 02120:15 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSF.IELD, CA 93308 (805) 322-9827 <br />