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CAPACITY 10000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent. Pending <br />TANK # Unl. PAGE F <br />STAT # 6015 TEST PROCEDURES <br />TEST DATE: 02/21./1989 Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />COMPUTERIZED PRINTOUT OF DIGITAL LEAKAGE. RATE DATA <br />Tank: Owner .................... <br />= UNOCAL 46015 <br />m <br />Tank Number .................. - <br />UNL. <br />.03 <br />Measurement 4 19 <br />.02 <br />Vi <br />Date of Test .................. <br />= 02/21/1989 <br />Time of measurement ........... <br />= 07:41:10 <br />OL <br />cr <br />Tank. Temperature ....,.......... <br />= 57.2364 <br />degrees F. <br />Tank. Pressure ................. <br />_ .2460 <br />psi. <br />Basic Tank Volume *****++f+ff++ <br />10001.623 <br />Gallons. <br />Temperature Correction ****+*** <br />_ -17.588 <br />Gallons. <br />Pressure Correction *********+* <br />_ .013 <br />Gallons. <br />Corrected Volume +*****epee+f** <br />- 9984.048 <br />Gallons. <br />Total Temperature Change ...... <br />= -.0194 <br />degrees F. <br />Leal:Rate Calculation Time .... <br />= 01:01:42 <br />Geometry Band ................. <br />_ -.001 <br />Gallons/Hour. <br />Rate of Temperature Change .... <br />_ -.0092 <br />degrees F/Hour. <br />Total Fluid Level ............. <br />= 138.7764 <br />inches. <br />Volume Change ................. <br />_ -.060 <br />Gallons. <br />Expected Level Change ......... <br />_ -.3212 <br />inches. <br />Measured Level Change *****+*** <br />_ -.2236 <br />inches. <br />Primary Apparent Leak **f*fff++ <br />_ -,0183 <br />Gallons. <br />Primary Apparent Leak Rate **** <br />_ -.018 <br />Gallons/Hour. <br />Strat Expected Level Change *** <br />_ -.3661 <br />inches. <br />Strat Apparent Leak *****f*ff** <br />_ -.0268 <br />Gallons. <br />Strat Apparent Leak. Rate ****** <br />_ -.026 <br />Gallons/Hour. <br />Avg Measured Level Change ..... <br />_ -.2391 <br />inches. <br />Avg Volume Change ............. <br />_ -.060 <br />Gallons. <br />Avg Expected Level Change ..... <br />_ -.3213 <br />inches. <br />Avg Apparent Leak ............. <br />= -.015 <br />Gallons. <br />Avg Apparent Leak Rate ........ <br />_ -.014 <br />Gallons/Hour. <br />Avg Strat Volume Change epee*** <br />_ -.061 <br />Gallons. <br />Avg Strat Expected Level Change <br />- -.3228 <br />inches. <br />Avg Strat Apparent Leak ****fff - <br />-.016 <br />Gallons. <br />Avg Strat Apparent Leak Rate *+ = <br />-.014 <br />Gallons/Hour. <br />Total Elapsed Test Time ....... = 02:02:02 <br />COMPUTERIZED PLOTS OF LEAKAGE RATE DATA <br />v <br />Pas <br />.10 <br />.09 <br />.09 <br />.07 <br />.06 <br />m <br />.04 <br />m <br />J <br />.03 <br />.02 <br />Vi <br />.01 <br />O N N N <br />a <br />OL <br />cr <br />y <br />-.04 <br />m Pass <br />cc <br />-.06�r= <br />--q?'-;T TIME - MINUTES <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131. FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322--9827 <br />