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CAPACITY 2500 g. PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK * Field Office PAGE 4 <br /> STAT * N/A TEST PROCEDURES <br /> TEST DATE: 05/03/1988 Copyright 1985 <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. 044 Gallons Per Hour <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 98 inches <br /> 3. Fill pipe height 93 inches <br /> from bottom of tank <br /> 4. Test pipe height 123 inches <br /> from bottom of tank <br /> 5. Grade level 95 inches <br /> from bottom of tank <br /> 0;. Tank top height from bottom of tank excluding <br /> piping, or tank diameter 75 inches <br /> 7. Groundwater level BELOW BOTTOM OF TANK inches <br /> 8. Test conduction - <br /> Total time leak 1: 08: 48 hours <br /> rate calculated <br /> 9. Start 10: 28: 38 (military hours) <br /> 10. End 11: 37: 26 (military hours) <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 /> 11 . Distance from grade level to location <br /> test conducted: +3 inches <br /> 12. Fluid level where the test was conducted. Test Pipe <br /> 13. Piping Pressure Test - None - Suction Pump Used <br /> Pneumatic Pressure Data <br /> 14. Amount of pressure applied <br /> to the system: N/A psi <br /> NDE TECHNOLOGY, INC. PROPRIETARY <br /> WATT INC. 3131 FAIRHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9827 <br />