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1 0 0 <br />TANK <br /># Regular <br />PAGE 4 <br />STAT <br /># 90840 <br />TEST PROCEDURES <br />TEST <br />DATE: 12/06/89 <br />Copyright 1985 <br />NDE TECHNOLOGY, INC. PROPRIETARY <br />1. <br />(a) THE UNDERGROUND <br />STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br />HEIGHT EQUAL TO <br />THE GRADE LEVEL. Yes. <br />(b) Allowable leak <br />resolution of instrumentation or allowable change <br />per California Administrative <br />Code Title 23 Waters, Chapter 3 <br />Water Resources <br />Control Board Subchapter 16 Underground Storage <br />Regulations, Part <br />2643 (b), Page 4.14; 0.05 gallons per hour. <br />(c) MEASURED HOURLY <br />CHANGE: LOSS (+) OR GAIN GALLONS OR <br />NUMERICAL LEAK RATE <br />IS: +0.017 Gal/Hr. <br />----------------------------------------------------------------- <br />This measurement <br />is within the legal limits as defined in (b). <br />(See also computer plots <br />or reduced data of leakage rate, Part III) <br />Product level of the <br />storage system 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 />128" <br />4. <br />Test pipe height <br />from bottom of tank <br />1581, <br />5. <br />Grade level <br />from bottom of tank <br />130" J A H 2 1 "D, <br />6. <br />Tank top height from <br />bottom of tank[ -11 1� --' [ J <br />excluding piping, or <br />tank diameter 9211 <br />7. <br />Test conduction <br />total time <br />Time leak rate calculated <br />2:00 Hours <br />8. <br />Start <br />22:47 <br />9. <br />End <br />00:47 <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: +1019 <br />11. Fluid level where the test was conducte4 ------ T-&-�, 7v d <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 />