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CAPACITY 10000 9 PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK * Unleaded PAGE 6 <br /> STAT * 120 TEST PROCEDURES <br /> TEST DATE: 08/03/89 Copyright 1985 <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> COMPUTERIZED PRINTOUT OF DIGITAL LEAKAGE RATE DATA <br /> T onk Owner ..................... ® QUIK STOP 4120 <br /> Tank N". <br /> ,:or .................. . UNLEADED <br /> Measurement Is <br /> Date o7 Test*t08/04/1989 <br /> Time of measurement ...­..... . 00:37:57 <br /> Tank Temperature .....­...... . 76.4493 degrees F. <br /> Tank Pressure ................. . .1501 psi. <br /> Basic Tank Volume - 10900.820 Gallons. <br /> Temperature Correction ® 104.678 Gallons. <br /> Pressure Correction ••••••+•••• . .008 Gallons. <br /> Corrected Volum ..... . 10105.506 Gallons. <br /> Stratified Corrected Volume 10082.418 Gallons. <br /> Total Fluid Level ­­­ 145.13457 inches. <br /> . <br /> Fluid Pressure on i­.nk Bottom i.9380 psi <br /> Total Temperature Change ...... . .02977 degrees F. <br /> Total Level Change ............ . .13457 inches. <br /> Leak Rate Calculation Time..... . 01:05:20 <br /> Geometry Band ................. . .0017 Gallons/Hour., <br /> Rata of Temperature Change .... - .01288 degrees F/Hour. <br /> Volume Change ................. . .089 Gallons.. <br /> Expected Level Change ......... - .48961 inches. <br /> Measured Level Change *k******* ® -.01843 inches. <br /> Primary Apparent Leak ® .0926 Gallons. <br /> Primary Apparent Leak Rate --o- . .085 Gallons/Hour. <br /> Strat Volume Change ® e195 Gallons. <br /> Strat Expected Level Change *-- - .10728 inches. <br /> Strat Apparent Leak - .0229 Gallons. <br /> Strat Apparent Leak Rate - .021 Gallona/Hour. <br /> Avg Measured Level Change ..... . .06552 inches. <br /> Avg Volume Change ............. - .1012 Gallons. <br /> Avg Expected Level Change ..... . .55550 inches. <br /> Avg Apparent Leak ............. . .0893 Gallons. <br /> Avg Apparent Leak Rate ........ . .074 Gallons/Hour. <br /> Avg Strat Volume Change *****#* = .0196 Gallons. <br /> Avg Strat Expected Level Change - .10757 inches. <br /> Avg Strat Apparent Leak - .0077 Gallons. <br /> Avg Strat Apparent Leak Rate ** = .006 Gallons/Hour. <br /> Total Elapsed Test Time ....... . 02:02.11 <br /> COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br /> .19 <br /> .93 <br /> Cie <br /> .07 <br /> 06 <br /> Pas_—.-.Ftg—,— <br /> .04 <br /> 02 <br /> CD <br /> -.04 <br /> Incon 05— <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> WATT INC . 3131 FAIRHAVEN DRIVE , BAKERSFIELD , CA 93308 (805) 322-9827 <br />