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CAPACITY 25000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK # D-67--02 Diesel PAGE 4 <br /> STAT # IIE-042 TEST PROCEDURES <br /> TEST DATE : 10/13/89 Copyright 1.985 <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> 1 . (a) THE UNDERGROUND STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br /> HEIGHT EQUAL 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 (+) OR GAIN (-) GALLONS OR <br /> NUMERICAL LEAK RATE IS : + 0 . 023 Gal/Hr. <br /> This measurement -is within the legal limits as defined in (b) . <br /> (See also computer plots or reduced data of leakage rate, Part III) <br /> Product level of the storage system at the time of testing: <br /> 2 . Total. product level. 167" <br /> 3 . Fill pipe height <br /> from bottom of tank 167" <br /> 4. Test pipe height <br /> from bottom of tank 197" <br /> 5 . Grade level <br /> from bottom of tank 173" <br /> 6. Tank top height from bottom of tank <br /> excluding piping, or tank diameter 145" <br /> 7 . Test conduction - <br /> total time <br /> Time .leak rite calculated 2 : 51 Hours <br /> 8. - Start 08: 58 <br /> 9. End 11. : 49 <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. whic.:h the test was <br /> conducted ( tank top level , distance below grade Level. , distance <br /> above grade, etc. ) <br /> 10. Distance from grade level. to location <br /> test conducted: 6" <br /> 1.1 . Fluid level where the test was conducted. Fill Pipe <br /> 12 . Does the tank show the presence of vapor• pockets? <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 obligat-ion to report <br /> any leaking tanks to the agency having jurisdiction of the tank- <br /> -test. . <br /> anktest. . <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> WATT INC . 3131 FAIRHAVEN DRIVE , BAKERSFIELD, CA 93308 (805) 322-982.7 <br />