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SWRCB, January 2002 Page of <br />15. UNDER -DISPENSER CONTAINMENT UDC TESTING <br />Test Method Developed By: ❑ UDC Manufacturer ❑ Industry Standard X Professional Engineer <br />❑ Other (Specify) <br />Test Method Used: ❑ Pressure <br />❑ Other (Spec) <br />❑ Vacuum X Hydrostatic <br />Test Equipment Used: Caldwell Level Change Indicator <br />UDC # 9&10 UDC # <br />UDC Manufacturer: APT <br />Equipment Resolution: .002 <br />UDC # UDC # <br />UDC Material: <br />Poly Plastic <br />UDC Depth: <br />271' <br />Height from UDC Bottom to Top <br />of Highest Piping Penetration: <br />15" <br />Height from UDC Bottom to <br />Lowest Electrical Penetration: <br />6" <br />Condition of UDC prior to <br />testing: <br />Dry <br />Portion of UDC Tested <br />Water Line 17" <br />Does turbine shut down when <br />UDC sensor detects liquid (both <br />product and water)?* <br />Yes <br />Turbine shutdown response time <br />Not Alarmed <br />Is system programmed for fail- <br />safe shutdown?` <br />Yes <br />Was fail-safe verified to be <br />operational?* <br />No <br />Wait time between applying <br />water and starting test <br />5 Minutes <br />Test Start Time: <br />11:00 <br />Initial Reading Ri): <br />.001 <br />Test End Time: <br />11:30 <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 />`est eult:... <br />Piss <br />Was sensor removed for testing? <br />Yes <br />Was sensor properly replaced and <br />verified functional after testin ? <br />Yes <br />Comments — (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br />SEP 0 8 201 <br />ENVIRQNMENTAL <br />DEPARTMENT <br />t If the entire depth of the UDC is not tested, specify how much was tested. If the answer to Any of the questions indicated with an <br />asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160) <br />