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CAPACITY 10000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK * Supreme PAGE 4 <br /> STAT * 90959 TEST PROCEDURES <br /> TEST DATE: 08/08/89 Copyright 1985 <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 . 007 Gal/Hr. <br /> ----------------------------------------------------------------- <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 149" <br /> 3. Fill pipe height <br /> from bottom of tank 121" <br /> 4 . Test pipe height <br /> from bottom of tank 171" <br /> 5 . Grade level <br /> from bottom of tank 127" <br /> 6. Tank top height from bottom of tank <br /> excluding piping, or tank diameter 95" <br /> 7. Test conduction - <br /> total time <br /> Time leak rate calculated 2 : 52 Hours <br /> 8. Start 23 : 17 <br /> 9. End 02 : 09 <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 level , distance <br /> above grade, etc. ) <br /> 10 . Distance from grade level to location <br /> test conducted: +22" <br /> 11 . Fluid level where the test was conducted. Test Stand <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 obligation to report <br /> any leaking tanks to the agency having jurisdiction of the tank <br /> test . <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> WATT INC . 3131 FAIRHAVEN DRIVE , BAKERSFIELD , CA 93308 (805) 322-9827 <br />