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CAPACITY 1,500 b g PRECISIO UNDERGROUND TANK TESTING VULTS Patent: Pendinb <br />TANK * Diesel PAGE 5 <br />STAT * UE058 `['EST PROCEDURES <br />TEST DATE: 08/13/91 Copyright 1985 <br />NDE TECHNOLOGY INC. PROPRIETARY <br />COMPUTERIZED PRINTOUT OF DIGI'T'AL LEAKAGE RATE DATA <br />Tank:. Owner .................... <br />= PAC BELL #UE05£1 <br />Tank Number ................... <br />= DSL #606 <br />Measurement 4 tri <br />Date of measurement <br />= 08/13/1991 <br />Time of measurement ........... <br />= 16:11:35 <br />Tani. Temperature .............. <br />= 77.705B <br />degrees F. <br />Tank:. Pressure ................. <br />= .9474 <br />psi. <br />Basic Tank Volume <br />= 1500.096 <br />Gallons. <br />Temperature Correction ******** <br />= 11.659 <br />Gallons. <br />Pressure Correction * #+#****** <br />= .007 <br />Gallons. <br />Corrected Volume **#********** <br />= 1511.961 <br />Gallons. <br />Stratified Corrected Volume *** <br />= 1512.446 <br />Gallons. <br />Total Fluid Level ............. <br />= 95.42888 <br />inches. <br />Fluid Pressure on Tank. Bottom <br />= 2.9410 <br />psi <br />Total Temperature Change ...... <br />= -.0:3111 <br />degrees F. <br />Total Level. Change ............ <br />= .57112 <br />inches. <br />Leak: Rate Calculation Time..... <br />= 01:02:1:3 <br />Geometry Band ................. <br />= .0003 <br />Gallons/Hour. <br />Rate of Temperature Change .... <br />= ._.01861 <br />degrees F/Hour, <br />Volume Changs ............ ... <br />= .013 <br />Gallons. <br />Expected Level Change ......... <br />= -.385G3 <br />inches. <br />Measured Level Change <br />= -.87534 <br />inches. <br />Primary Apparent Leak <br />= .0167 <br />Gallons. <br />Primary Apparent Leak:. Rate *#** <br />= .01E <br />Gallons/Hour. <br />Strat. Volume Change ►+# *** ** <br />= •-.0005 <br />Gallons. <br />Str.at. Expected Level. Change ** <br />_,-.2Si23 <br />inches. <br />Strat Apparent: Leal:; <br />= .0212 <br />Gallons. <br />Strat Apparent Leak. Rate ****** <br />= .020 <br />Gal l.ons /}lour <br />Avg Measured Level Change ..... <br />= -.45186 <br />inches. <br />Avg Volume Change ............. <br />= -.0136 <br />Gallons. <br />Avg Expected Level Change ..... <br />_ .4002:3 <br />inches. <br />Avg Apparent, Leat:. ........... <br />= .0016 <br />Gallons. <br />Avg Apparent Leak: Rate ........ <br />= .002 <br />Gallons/Hour. <br />Avg Strat Volume Change. ******* <br />= -.0087 <br />Gal.lon3. <br />Avg Strat Expected Level Change <br />= .25593 <br />inches. <br />Avg Strat Apparent Leak; ******* <br />= .0067 <br />Gallons. <br />Avg Strat Apparent Leak. Rate ** <br />= .006 <br />Gallons/Hour. <br />Total: Elapsed Test Time ....... <br />= 62:00:31 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />WATT INC. 3131 F'AIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) :322--9827 <br />