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10/22/2008 12:01 9163712450 BZ MANITANENCE PAGE 03/10 <br /> • <br /> SWRCB,January 2002 <br /> Page, of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: 11 Tank Manufacturer X Industry Standard 0 Professional Engineer Other(Specify) <br /> Test Method Used: 0 Pressure X Vacuum C I-lydrostatic <br /> 0 Other(Specify) <br /> Test Equipment Used: In"rig Gauges Equipment Resolution: <br /> dgjY I , � " ............. <br /> W;C A <br /> Tank#87 Tank#89 Tank 4 91 Tank# <br /> Js Tank Exempt From Testing?' 0 Yes X No 0 Yes XNo 0 Yes X No 0 Yes 0 No <br /> Tank capacity: 20,000 12P00 10,000 <br /> Tank Material: Fiberglass Fiberglass Fiberglass <br /> Tank Manufacturer: UK UK UK <br /> Product Stored: 87 89 91 <br /> Wait time between applying <br /> pressure/vacuum/water and 3 min 3 min 3 min <br /> starting test: <br /> Test Start Time; 10:00 am. 10,00 am. 10:00 am. <br /> Initial Reading(R,): -10"I-Ig -10-Hg --10-Hg <br /> Test End Time: 11:00 JLm- 11:00 am. 11:00 am. <br /> Final Reading(Rp); -10"Hg -10"H9 -to"Hg <br /> Test Duration: I Hour I Hour I Hour <br /> Change in Reading(Rr-R,)! 0 0 0 <br /> Pass/Fail Threshold(m-Criteria: 0 0 0 <br /> T <br /> 0 : • is• 01A <br /> Was sensor removed for testing? X Yes ONo 0 NA X Yes 0 No 0 NA X Yes D No Cl NA C Yes CI No CNA <br /> Was sensor properly replaced and X Yes ONo 0 NA X Yes 0 No 0 NA X Yes 0 No 0 NA n Yes 0 No C1 NA <br /> verified functional after testing? <br /> Comments—(include Y <br /> .2nnadon on repalry made prior Io lestiaR,and recommended follow-up forfaded rests) <br /> Secondary containment systems where the cmfinumm monitoring automatically monitors both the primary and'second1my <br /> containment,such w systems that are hydrostatically monitored or under CODStOnt VRCIJUM,we exempt from periodic containment <br /> testing. f California Code of Regulations,TitIc 23,Section 2637(aX6)) <br />