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SWRCB, January 2002 Page of <br />14. UNDER -DISPENSER CONTAINMENT (UDC) TESTING <br />Test Method Developed By: <br />❑ UDC Manufacturer <br />❑ Other (Spec) <br />❑ Industry Standard X Professional Engineer <br />Test Method Used: <br />❑ Pressure <br />❑ Other (Spec) <br />❑ Vacuum <br />X Hydrostatic <br />Test Equipment Used: Caldwell Level Change Indicator <br />UDC # 1&2 <br />UDC # 3&4 <br />Equipment Resolution: <br />UDC # 5&6 <br />.002 <br />UDC # 7&8 <br />UDC Manufacturer: <br />APT <br />APT <br />APT <br />APT <br />UDC Material: <br />Poly Plastic <br />Poly Plastic <br />Poly Plastic <br />Poly Plastic <br />UDC Depth: <br />29" <br />29" <br />27" <br />27" <br />Height from UDC Bottom to Top <br />of Highest Piping Penetration: <br />15" <br />15" <br />14" <br />15" <br />Height from UDC Bottom to <br />Lowest Electrical Penetration: <br />7" <br />8" <br />6" <br />8" <br />Condition of UDC prior to <br />testing: <br />Dry <br />Dry <br />Dry <br />Dry <br />Portion of UDC Tested <br />Water Line 17" <br />Water Line 18 ''/Z" <br />Water Line 16" <br />Water Line 17" <br />Does turbine shut down when <br />UDC sensor detects liquid (both <br />product and water)?* <br />Yes <br />Yes <br />Yes <br />Yes <br />Turbine shutdown response time <br />Not Alarmed <br />Not Alarmed <br />Not Alarmed <br />Not Alarmed <br />Is system programmed for fail- <br />safe shutdown?* <br />Yes <br />Yes <br />Yes <br />Yes <br />Was fail-safe verified to be <br />o erational?* <br />No <br />No <br />No <br />No <br />Wait time between applying <br />water and starting test <br />5 Minutes <br />5 Minutes <br />5 Minutes <br />5 Minutes <br />Test Start Time: <br />12:05 <br />12:00 <br />11:55 <br />11:50 <br />Initial Readin RI): <br />.001 <br />.001 <br />.001 <br />.001 <br />Test End Time: <br />12:35 <br />12:30 <br />12:25 <br />12:20 <br />Final Reading (RF): <br />.001 <br />.001 <br />.001 <br />.001 <br />Test Duration: <br />30 Minutes <br />30 Minutes <br />30 Minutes <br />30 Minutes <br />Change in Reading RF -RI): <br />0 <br />0 <br />0 <br />0 <br />Pass/Fail Threshold or Criteria: <br />.005/30 Minutes <br />.005/30 Minutes <br />.005/30 Minutes <br />.005/30 Minutes <br />Yes <br />Yes <br />Yes <br />Yes <br />Was sensor removed for testing? <br />Was sensor properly replaced and <br />verified functional after testing? <br />Yes <br />Yes <br />Yes <br />Yes <br />Comments — (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br />' If the entire depth of the UDC is not tested, specify how much was tested. If the answer to my of the questions indicated with an <br />asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160) <br />