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SW RCB,January 2002 Page_of <br /> 7. UNDER-DISPENSER CONTAINMENT DC TESTING <br /> Test Method Developed By: UDC Manufacturer Industry Standard X Professional Engineer <br /> .Other(Specify) <br /> Test Method Used: Pressure i Vacuum X Hydrostatic <br /> i Other(Specify) <br /> Test Equipment Used: Caldwell Level Change Indicator Equipment Resolution: .002 <br /> UDC#1-Diesel UDC#2-Cas UDC# UDC At <br /> UDC Manufacturer: Unknown Unknown <br /> UDC Material: Fiber lass Fiberglass; <br /> UDC Depth: 22" 20" <br /> Height from UDC Bottom to Top Enters from bottom Enters from bottom <br /> of Highest Piping Penetration: <br /> Height from UDC Bottom to 12 'A" I I '/:" <br /> Lowest Electrical Penetration: <br /> Condition of UDC prior to Dry Dry <br /> testing: <br /> Portion of UDC Tested' Water Line 17" Water Line 16" <br /> Does turbine shut down when N/A-Safe Suction N/A-Sete Suction <br /> UDC sensor detects liquid(both <br /> product and water)?. System System <br /> Turbine shutdown response time N/A N/A <br /> Is system programmed for fail- <br /> safe shutdown?' N/A N/A <br /> Was fail-safe verified to be N/A N/A <br /> operational?* <br /> Wait time between applying 5 Minutes 5 Minutes <br /> /— water and starting test <br /> Test Start Time: 12:57 1:02 <br /> Initial Reading Ri): .001 .001 <br /> Test End Time: 1:27 1:32 <br /> Final Reading(RF : .001 .001 <br /> Test Duration: 30 Minutes 30 Minutes <br /> Change in Reading RF-Ri): 0 0 <br /> Pass/Fail Threshold or Criteria: .005/30 Minutes .005/30 Minutes <br /> Test Result: Pass Pass <br /> Was sensor removed for testing?. I Yes Yes <br /> Was sensor properly replaced and <br /> verified functional after testin v Yes Yes <br /> _Comments—(include information on repairs made prior to IestinR and recommended follow-up forfailed iesis) <br /> r- <br /> If the entire depth of the UDC is not tested,specify how much was tested. If the answer to act of the questions indicated with an <br /> asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG.160) <br />