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CAPACITY 25000 g PRIsCISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK # D--67--02 Diesel PAGE 6 <br /> STAT # UE-042 TEST PROCEDURES <br /> TEST DATE: 1.0/1:3/89 Copyright 1.985 <br /> NDE 'TECHNOLOGY, INC . PROPRIETARY <br /> COMPUTERIZED PRINTOUT OF DIGITAIr LEAKAGE RATE DATA <br /> Tank Owner .................... < PAC-BELL <br /> Tank Number ................... x 0-67-02 OIES11 <br /> Measurement 4 26 <br /> Date ofTest 10;13/1989 <br /> Time of measurement e 11:49:35 <br /> lank Temperature. u 59.1 E.96 degr'aes F. <br /> Tank Pressure .................. .1794 psi. <br /> Basic Tank Volume **+***... **. < ?S000.tt33 Gallons. <br /> Temperature Correction ......•• _ -9.105 Gallons. <br /> Presaure Correction ••......... _ .0,11 Gallons. <br /> Corrected Volume*••+•*aa..+a** < 2?4991.099 Gal lone. <br /> Strati Pied Corrected Volume .** _ 25044.1 ,4 Gallons. <br /> Total Fluid Level 167.50320 Inches. <br /> Fluid Prassure oil Tont. Bottom < S.750' psi <br /> Total Temperature Chanja ...... < .03234 degrees F. <br /> Total Level Change _ .50320 inches. <br /> Leak Rate Calculation Time..... < 01:06:15 <br /> Geometry Band ................. _ .0017 Gallons/Hour. <br /> Rale of Temperature Change .... < .00772 degrees F7Hour. <br /> Volume change < .097 Gallons. <br /> Expected Level Change ......... _ .3663G Inches. <br /> Measured Leval C'harje ......... < .223.7'_' inches. <br /> Primary Apparent Leal. ......... < .0742 GaIIuns. <br /> Primary Apparent Leak Rota ***t .OG7 Gallons/Hour. <br /> Strat Volume Change •**....*a*. < .0531 Gallons. <br /> Stoat Expectcd Lcvei Chanyc •** .53112 inc:bes. <br /> Strat Apparent Le,+t: +••**+..e.+ .0307 Gallons. <br /> Strat Apparent Leal. Rate: .•.•*. < .018 Gallons/Hour. <br /> Avg Mea3ured Level Charge ..... < .21049 inches. <br /> Avg Volume Change ............. . .0966 Gallons. <br /> Avg Expected Level Change ..... < .96645 inohea. <br /> Avg Apparent Leat: ............. < ..0755 Gallons. <br /> Avg Apparent Leak Rate ........ - .068 Gallons/hour. <br /> Avg Strat Volume Change •*••.** < .0465 Gallons. <br /> Avg Strat Expected Level Change < .46544 inches. <br /> Avg Strat Apparent Leal: *•****a < 02SEi Gallons. <br /> Avg Strat Apparent Leak Rate *+ ss .023 Gallons/Hour. <br /> Total Elapsed Test Time ....... a 02:50:56 <br /> COMPUTERIZED PLOTS 0F' LEAKAGE RATE DATA <br /> .12 <br /> dui P.,_•_ <br /> .. J .04 <br /> eU _ <br /> L .0 <br /> .lit r m � � sr <f U5 1••- <br /> --F.fi-t�-•'�'{--1--!•—♦�-i--4^F-�$^-f--t--^F' -i--^I---1-:-}.._{.....�_..{..s�---i--+•--1---"�---t--t-•-t^'�---i--�' <br /> L <br /> �! 0 <br /> cn &1:3 <br /> tic 04 <br /> _ __... TFs-r TIME tlitti- a_ _._....._----. <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> WATT INC . 3131 FAIRHAVEN DRTVE , BAKERSFIELD , CA 93308 (805) 322-9827 <br />