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SWRCB, January 2002 <br />n <br />E <br />7. UNDER -DISPENSER CONTAINMENT (UDC) TESTING <br />Page ow - <br />Test Method Developed By: ❑ UDC Manufacturer ❑ Industry Standard X Professional Engj4l r _ <br />Other (Spec) <br />Test Method Used: ❑ Pressure ❑ Vacuum X Hydrostatic <br />❑ Other (Spec) <br />Test Equipment Used: Caldwell Level Change Indicator Equipment Resolution: .002 <br />000019m, <br />UDC # 1&2 <br />UDC # 3&4 UDC # 5&6 <br />UDC # 7&8 <br />UDC Manufacturer: <br />Bravo <br />Bravo Bravo <br />Bravo <br />UDC Material: <br />Coated Steel <br />Coated Steel Coated Steel <br />Coated Steel <br />UDC Depth: <br />10" <br />10" 10" <br />10" <br />Height from UDC Bottom to Top <br />of Highest Piping Penetration: <br />Enters from bottom <br />Enters from bottom Enters from bottom <br />Enters from bottom <br />Height from UDC Bottom to <br />Lowest Electrical Penetration: <br />Enters from Bottom <br />Enters from Bottom Enters from Bottom <br />Enters from Bottom <br />Condition of UDC prior to <br />testing: <br />Dry <br />Dry Dry <br />Dry <br />Portion of UDC Tested <br />Water Line 8" <br />Water Line 8" Water Line 8" <br />Water Line 8" <br />Does turbine shut down when <br />UDC sensor detects liquid (both <br />product and water)?* <br />No <br />No No <br />No <br />Turbine shutdown response time <br />N/A <br />N/A N/A <br />N/A <br />Is system programmed for fail- <br />safe shutdown?` <br />Yes <br />Yes Yes <br />Yes <br />Was fail-safe verified to be <br />operational?* <br />No <br />No No <br />No <br />Wait time between applying <br />water and starting test <br />5 Minutes <br />5 Minutes 5 Minutes <br />5 Minutes <br />Test Start Time: <br />11:45 <br />11:40 12:00 <br />11:55 <br />Initial Reading (RI): <br />.001 <br />.001 .001 <br />.001 <br />Test End Time: <br />12:15 <br />12:10 12:30 <br />12:25 <br />Final Reading (RF): <br />.001 <br />.001 .001 <br />.001 <br />Test Duration: <br />30 Minutes <br />30 Minutes 30 Minutes <br />30 Minutes <br />Change in Reading (RF -RI): <br />0 <br />0 0 <br />0 <br />Pass/Fail Threshold or Criteria: <br />.005/30 Minutes <br />.005/30 Minutes .005/30 Minutes <br />.005/30 Minutes <br />Test Result: <br />Pass <br />Pass Pass <br />Pass <br />Was sensor removed for testing? <br />Yes <br />Yes Yes <br />Yes <br />Was sensor properly replaced and <br />verified functional after testing? <br />Yes <br />Yes 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 any of the questions indicated with an <br />asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160) <br />