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CAPACITY 10000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK # Regular 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 /> Tank Owner ................... QUIK STOP #120 <br /> Tank Number ................... = REGULAR <br /> Measurement 21 <br /> Date o Test <br /> 08/03/1989 <br /> Time omeaurement ........... . 21:48:09 <br /> Tank Temperature .............. 74.4498 degrees F. <br /> Tank Pressure .. I511 P51. <br /> Basic <br /> Tank Volume <br /> .......... . . 10000.850 Gallons. <br /> Temperature Correction ******** - 76.446 Gallons. <br /> Pressure Correction ........... = .008 Gallons. <br /> Corrected Volume - 10077.304 Gallons. <br /> Strat •+•ified Corrected Volume = 10058.597 Gallons. <br /> Total F 1.1 dLevel ............. - 147.12541 inches. <br /> Fluid Pressure <br /> re5sure on Tank Bottom - 4.2366 psi <br /> Total Temperature Change ...... - .02376 degrees F. <br /> Total Level Change ............ . .12541 inches. <br /> Leah: Rate Calculation Time..... = 01:03;26 <br /> Geometry <br /> Band ................. . .0010 Gallons/Hour. <br /> Rate of Temperature Change .... - .00963 degrees F/Hour. <br /> Volume Change ................. . 054 Gallons. <br /> Expected Level Change ......... . .29563 inches. <br /> Measured Level Change = -.00728 inches. <br /> Primary Apparent Leak - .0562 Gallons. <br /> Primary Apparent Leak Rate .... = .052 Gallons/Hour. <br /> Strat Volume Change --40- = .0077 Gallons. <br /> Strat Expected Level Change *to - .04214 inches. <br /> Strat Apparent Le,l. ........... .0090 Gallons. <br /> Strat Apparent Leak Rate ...... = .009 Gallons/Hour. <br /> Avg Measured Level Change ..... = -.00141 inches. <br /> Avg Volume Change ............. = .0651 Gallons. <br /> Avg Expected Level Change ..... = .35733 inches. <br /> Avg Apparent Leak ............. . .0664 Gallons. <br /> Avg Apparent Leak Rate ........ = .061 Gallons/Hour. <br /> Avg Strat Volume Change ....... . .0144 Gallons. <br /> Avg Strat Expected Level Change - .07920 inches. <br /> Avg Strat Apparent Leak *•***** - .0147 Gallons. <br /> Avg Strat Apparent Leak Rate ** - .014 Gallon5?Hour. <br /> Total Elapsed Test Time ....... = 02:05:12 <br /> COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br /> .48 <br /> .07 <br /> ,06 <br /> Pass <br /> cc .04 <br /> .03 <br /> .02 <br /> W <br /> -i <br /> L9 ---t- <br /> -.02 <br /> -.03 <br /> :.14 <br /> nc on <br /> -.06 <br /> rn -.07 <br /> -.09 <br /> .09 <br /> TEST TINE MINUTES <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> WATT INC. 3131 FAIRHAVEN DRIVE , BAKERSFIELD , CA 93308 (805) 322-9827 <br />