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SWRCB, January 2002 Page of <br />7. UNDER -DISPENSER CONTAINMENT (UDC) TESTING <br />Test Method Developed By: UDC Manufacturer Industry Standard X Professional Engineer <br />Other (Spec) <br />Test Method Used: Pressure Vacuum X Hydrostatic <br />11 Other (Spec) <br />Test Equipment Lsed: Caldwell Level Change Indicator Equipment Resolution: .002 <br />UDC # 1 <br />UDC # UDC # <br />UDC # <br />UDC Manufacturer: <br />Western Fiberglass <br />UDC Material: <br />Fiberglass <br />UDC Depth: <br />21 ''/2" <br />Height from UDC Bottom to Top <br />of Highest Piping Penetration: <br />10 ''/z" <br />Height from UDC Bottom to <br />Lowest Electrical Penetration: <br />13 '/2" <br />Condition of UDC prior to <br />testing: <br />Dry <br />Portion of UDC Tested' <br />Water Line 17 %2" <br />Does turbine shut down when <br />UDC sensor detects liquid (both <br />product and water)?' <br />N/A Suction System <br />Turbine shutdown response time <br />N/A <br />Is system programmed for fail- <br />safe shutdown?' <br />N/A <br />Was fail-safe verified to be <br />operational?* <br />N/A <br />Wait time between applying <br />water and starting test <br />5 Minutes <br />Test Start Time: <br />1:45 <br />Initial Reading (Ri): <br />.001 <br />Test End Time: <br />2:15 <br />Final Reading (RF): <br />.001 <br />Test Duration: <br />30 Minutes <br />Change in Reading (RF-Ri): <br />0 <br />Pass/Fail Threshold or Criteria: <br />.005/30 Minutes <br />Test Result: <br />Pass <br />Was sensor removed for testing? <br />No <br />Was sensor properly replaced and <br />verified functional after testin-? <br />N/A <br />Comments — (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br />Suction System. <br />' If the entire depth of the UDC is not tested, specify how much was tested. If the answer to ggy of the questions indicated with an <br />asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160) <br />