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CAPACITY 10000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK #t Unleaded PAGE 6 <br /> STAT * 90959 TEST PROCEDURES <br /> TEST DATE: 08/08/89 Copyright 1985 <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> COMPUTERIZED PRINTOUT OF DIGITAL LEAKAGE RATE DATA <br /> Tank Ouner .................... . CHEVRON 090959 <br /> Tank Number ................... . UNLEADED <br /> Meesur.mant 0 14 <br /> Data of Test 08/09/1989 <br /> Time of ne...r...nt - 04:19:05 <br /> Tank Temperature .............. . 81.8325 door.., F. <br /> Tank Pre..ur. ................. . .1886 psi. <br /> Baa. Tank Volum. ............. . 10000.321 Gallons. <br /> Temperature Correction • . - 138.927 ballon•. <br /> P.....re Correction .•.... .. . .010 fiallons. <br /> Corrected Volume .............. <br /> . 10139.258 Gallons. <br /> Stratified CorrectedVolume ..• - 10139.504 Gallons. <br /> Total Fluid Level ............. . 152.09466 Inches. <br /> Fluid Pressure on Tank Bottom - 4.1269 pat <br /> Total Temperature Change ...... .00950 decrees F. <br /> Total Level Chance ............ . 1.09466 Inches. <br /> Leak Rate Calculation Tine..... . 01:06152 <br /> Geometry Band ................. .0008 Gallons/Hour. <br /> Rata pf Tempera Lure Chance .... .00583 door... F/Hour. <br /> Volum Change ................. . .042 Ballon.. <br /> Expected Level Change ......... . .61558 Inches. <br /> Measured Level Chang. . ..•• .70766 inches. <br /> Primary Apparent Look - -.0063 Gallen.. <br /> Primary Apparent Leak Rat e•.... . -.006 Gallpna/Hour. <br /> Strait Volume Chance • ...•..a . .0103 fiallons. <br /> Strat Expected Level Change ... • .IS069 inches. <br /> Strat Apparent Leak ........... -.0384 fiallons. <br /> Strait Apparent Leek Rat e ...... . -.034 Sall on,/Hour. <br /> Avg Measured Level Change ..... .71724 inch... <br /> Avg Volume Chance ............. . .0271 Gallons, <br /> Avg Expected Level Chance ..... .39397 Inches. <br /> Avg Apparent Leek ............. . -.0223 Gallons. <br /> Avg Apparent Leak Rel. ........ . -.020 fiallons/Hour. <br /> Avg Strat Volume Change • .. . .0053 fiallons. <br /> Avg Stral Expected Level Change - .07743 Inches. <br /> Avg Strait Apparent Leak ....... . -.0441 6allone., <br /> Avg Stret Apparent Leek Rate to - -.040 fiallons/Hour. <br /> Total Elapsed Test Time ....... . 02:15:54 <br /> COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br /> .:0 <br /> .09 <br /> .119 <br /> .137 <br /> oav <br /> .as <br /> .04 / <br /> .03 <br /> .02 IJ <br /> S OL m m m N <br /> -.02 <br /> -.09 <br /> 04 <br /> n x 05 <br /> - <br /> sa -.QC <br /> a -.07 <br /> —.08 <br /> TYJE - flIMTES <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> WATT INC . 3131 FAIRHAVEN DRIVE , BAKERSFIELD , CA 93:308 (805) 322-9827 <br />