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SWRCB, January 2002 <br />20. UNDER -DISPENSER CONTAINMENT (UDC) TESTING <br />Page of <br />"fest Method Developed By: <br />I UDC Manufacturer <br />❑ Other (Spec) <br />17 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 />Equipment Resolution: <br />.002 <br />UDC # 17&18 <br />UDC # 19&20 <br />UDC # 21-M <br />UDC#21-5&22-M <br />rer: <br />rUDCMater7ial: <br />Environ <br />Environ <br />Bravo <br />Bravo <br />Poly Plastic <br />Poly Plastic <br />Fiberglass <br />Fiberglass <br />30" <br />30" <br />30" <br />30" <br />Height from UDC Bottom to Top <br />of Highest Piping Penetration: <br />10" <br />10" <br />12" <br />12" <br />Height from UDC Bottom to <br />Lowest Electrical Penetration: <br />8" <br />8 %" <br />No Electrical <br />Penetrations <br />No Electrical <br />Penetrations <br />Condition of UDC prior to <br />testing: <br />Dry <br />Dry <br />Dry <br />Dry <br />Portion of UDC Tested <br />Water Level 28" <br />Water Level 28" <br />Water Level 28" <br />Water Level 28" <br />Does turbine shut down when <br />UDC sensor detects liquid (both <br />product and water)?* <br />No <br />No <br />No <br />No <br />Turbine shutdown response time <br />N/A <br />N/A <br />N/A <br />N/A <br />Is system programmed for fail- <br />safe shutdown?* <br />No <br />No <br />No <br />No <br />Was fail-safe verified to be <br />operational?* <br />N/A <br />N/A <br />N/A <br />N/A <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 />12:10 <br />12:15 <br />8:15 <br />8:20 <br />Initial Reading (Ri): <br />.001 <br />.001 <br />.001 <br />.001 <br />Test End Time: <br />12:40 <br />12:45 <br />8:45 <br />8:50 <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 />Test Result: <br />Pass <br />Pass <br />Pass <br />Pass <br />Was sensor removed for testing? <br />Yes <br />Yes <br />Yes <br />Yes <br />Was sensor properly replaced and <br />verified functional after testing? <br />Yes <br />Yes <br />Yes <br />Yes <br />Comments — <br />M=Master <br />on repairs made prior to testing. and recommended <br />S=Salellite a <br />ILULU Nib <br />C <br />' If the entire depth of the UDC is not tested, specify how much was tested. If the answer to a_y of the questions indicated with an <br />asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160) <br />