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, <br /> ^ <br /> CAPACITY 25000 9 PRECISION UNDERGROUND TANK TESTING RESULTS Patent Pending <br /> TANK # Diesel P&8B 4 ' <br /> STAT # D8045 TEST 9DOC8DDR8D <br /> TD8T DATE : 10/31/90 Copyright 1985 <br /> NDE TDCDNOLOGy, INC . PROPRIETARY <br /> I . (a) THE G0D8QQ8OD0D STORAGE TANK SYSTEM CERTIFIED TIGHT AT PRODUCT <br /> B8IQBT EQUAL TO THE GRADE LEVEL. Yes . <br /> (b) Allowable leak resolution of instrumentation or eIlowable change <br /> per California Administrative Code Title 22 Waters , Chapter 3 <br /> Water Resources Control. Board Subchapter IG Underground Storage <br /> Regulations , Part 2643 (6) , Page 4 , 14; 0 . 85 gallons Per hour. <br /> (c) @X8&GDBBD HOURLY CHANGE : LOSS (+) OR GAIN (-) GALLONS 08 <br /> NUMERICAL LEAK RATE IS : +0 . 012 Oe] /8r . <br /> This measurement is within the legal IimiLn as defined in (b) . <br /> (See also computer plots or reduced data of leakage rate, Pert III ) <br /> Product level of the storage system at the time of' testing: <br /> 2 . Total product level 159" <br /> 3 . Fill pipe height <br /> from bottom of tank I59" <br /> 4 . Test pipe height ' <br /> from bottom of tank 189" <br /> 5 . Grade level <br /> from bottom of tank 1591, <br /> G' Tank top height from bottom of tuob <br /> excluding piping, or tank diameter 143" <br /> 7 . Teat conduction - <br /> total time <br /> Time leak rate calculated 3 : 01 Hours <br /> 8. Start 08: 47 <br /> - 9. End 10 - 48 <br /> ' <br /> oa <br /> (G l t plots reduced data f leakage ' <br /> ` also computer � o o o� �e uoa a e o ea a�e c�te, Part III) <br /> (Calculated leak rate shall be based on data generated during the ' <br /> second hour of testing) <br /> Distance from grade level, nod/or location at which the test was <br /> conducted ( tank top level , distance below grade level , 6iotuooe <br /> above grade, etc. ) <br /> 10 . Distance from grade level to location <br /> teat conducted: 8" <br /> II . Fluid level where the test was conducted. Fill Pipe <br /> 12 . Does the tank show the presence of vapor pockets? <br /> No <br /> If yam, 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 /> teat ' ' <br /> NDE TECHNOLOGY, INC . PROPRIETARY <br /> WATT INC . 3131. FAIBR&VON DRIVE , BADEB8FIDlD , C6 93308 (805) 322-9827 <br /> ` <br />