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TANK <br /># Unleaded PAGE <br />4 <br />STAT <br /># 90840 TEST PROCEDURES <br />TEST <br />DATE: 12/06/69 Copyright <br />1985 <br />NDE TECHNOLOGY, INC. <br />PROPRIETARY <br />1. <br />(a) THE UNDERGROUND STORAGE TANK <br />SYSTEM CERTIFIED TIGHT <br />AT PRODUCT <br />HEIGHT EQUAL TO THE GRADE LEVEL. <br />Yes. <br />() Allowable leak resolution of <br />instrumentation or allowable <br />change <br />per California Administrative <br />Code Title 23 Waters, <br />Chapter 3 <br />Water Resources Control Hoard <br />Subchapter 16 Underground <br />Storage <br />Regulations, Part 2643 (b), Page <br />4.14; 0.05 gallons per <br />hour. <br />(c) MEASURED HOURLY CHANGE: LOSS <br />(+) OR GAIN (-) <br />GALLONS OR <br />NUMERICAL LEAK RATE I: +0.007 <br />Gal/Hr. <br />----------------------------------------------------------------- <br />This measurement is within the <br />legal limits as defined <br />in (b). <br />(See also computer plots or reduced <br />data of leakage rate, Part <br />III) <br />Product level of the storage system <br />at the time of testing: <br />2. <br />Total product level <br />140" <br />3. <br />Fill pipe height <br />from bottom of tank <br />125" <br />4. <br />Test pipe height <br />from bottom of tank <br />155" <br />5. <br />Grade level <br />from bottom of tank <br />127" <br />6. <br />Tank top height from bottom of tank <br />excluding piping, or tank diameter <br />92"«a <br />7. <br />Test conduction - <br />total time <br />Time leak rate calculated <br />1:53 Hours <br />8. <br />Start <br />01:09 <br />9. <br />End <br />03:03 <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: +13" <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 informedY taken to <br />release . vapororder F completetesting? <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 FA RHAVEN DRIVE, BAKERSFIELD, CA 93308 (805) 322-9627 <br />