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CAPACITY 10000 g PRECISON UNDERGROUND TANK TESTING ESULTS Patent Pending <br /> TANK * Unleaded PAGE 4 <br /> STAT * 76 TEST PROCEDURES <br /> TEST DATE: 06/1.7/91 Copyright 1.985 <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> l. . (a) THE UNDERGROUND STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br /> HEIGHT EQUAI, TO THE GRADE LEVEL. Yes . <br /> (b) Allowable leak resolution of instrumentation or allowable change <br /> per California Administrative Code 'Title 23 Waters , Chapter 3 <br /> Water Resources Control Board Subchapter 16 Underground Storage <br /> Regulations , Part 2643 (b) , Page 4. 14 ; 0 . 05 gallons per hour. <br /> *** (c) MEASURED HOURLY CHANGE: LOSS (4-) OR GAIN (- ) GALLONS OR <br /> NUMERICAL LEAK RATE IS : +0 . 020 Gal/Hr. <br /> This measurement. is within the legal limits as defined in (b) . <br /> (See also computer plots or reduced data of leakage rage, Part III) <br /> Product level of the storage system at. the time of testing: <br /> 2 . Total product level 90" <br /> 3. Fill pipe height <br /> from bottom of tank 127" <br /> 4. Test pipe height RECEIVED <br /> from bottom of tank In Tank <br /> 5 . Grade level <br /> 1OW91 <br /> from bottom of tank 132" <br /> 6. Tank top height from bottom of tank ENVIRONMENTAL , LT <br /> excluding piping, or tank diameter 95" IifP•_LfkrI! LJ <br /> 7 . Test conduction - <br /> total time <br /> Time leak rate calculated 2 : 55 Hours <br /> 8. Start 09: 38 <br /> 9. End 12: 33 <br /> - (See also computer plots or reduced data of leakage rate, Part III) <br /> (Calculated leak rate shall be based on data generated during the <br /> second hour of testing) <br /> Distance from grade level and/or location at which the test was <br /> conducted ( tank top level , distance below grade leve-1 , distance <br /> above grade, etc. ) <br /> 10 . Distance from grade level to location <br /> test conducted: -42" <br /> 11 . Fluid level. where the test was conducted. In Tank <br /> 12. Does the tank show the presence of vapor. pocket.? <br /> No <br /> If yes , was the owner informed of steps that must: be taken to <br /> release all vapor pockets in order to complete testing? <br /> Owners of storage tanks are under a legal. obligation to report <br /> any leaking tanks to the agency having jurisdiction of the tank <br /> test. <br /> NDE TECHNOLOGY, INC. PROPRIE'T'ARY <br /> WATT INC . 3131 FAIRHAVEN DRIVE, BAKERSFIELD , CA 93308 (805) 322-9827 <br />