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f <br /> CAPACITY 4, 000 g PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK Prem. Unl. 4K PAGE 4 <br /> STAT Quick & Save 4 TEST PROCEDURES <br /> TEST DATE: 11/15/1988 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 ( ) , Page 4. 14; 0. 05 gallons per hour. <br /> (c) MEASURED HOURLY CHANGE: LOSS (+) OR GAIN (-) GALLONS OR <br /> NUMERICAL LEAK RATE IS: -0. 009 Gal/Hr. <br /> ----------------------------------------------------------------- <br /> This measurement is within the legal limits as defined in ( ) . <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 117" <br /> . Fill pipe height <br /> from bottom of tank 103.5" <br /> 4. Test pipe height <br /> from bottom of tank 133. 5" <br /> 5 . Grade level <br /> from bottom of tank 112" <br /> 6. Tank top height from bottom of tank <br /> excluding piping, or tank diameter 75" <br /> 7. Test conduction - <br /> total time <br /> Time leak rate calculated 1: 02 Hours <br /> 8. Start 16: 12 <br /> 9. End 17: 14 <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: +5" <br /> 11. Fluid level where the test was conducted. Test 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 obligation to report <br /> any leaking tanks to the agency having ,jurisdiction of the tank <br /> test. <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> ATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />