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SWRCB, January 2002 1] 7. UNDER -DISPENSER CONTAINMENT UDC TESTING Page of Test Method Developed By: ❑ UDC Manufacturer ❑ Industry Standard X Professional Engineer ❑ Other (Spec) Test Method Used: ❑ Pressure ❑ Vacuum X Hydrostatic ❑ Other (Spec) Test Equipment Used: Caldwell Level Change Indicator Equipment Resolution: .002 UDC # 1 -Diesel UDC # 2 -Gasoline UDC # UDC # UDC Manufacturer: Total Containment Total Containment UDC Material: Poly Plastic Poly Plastic UDC Depth: 38" 38" Height from UDC Bottom to Top 14" 10" of Highest Piping Penetration: Height from UDC Bottom to 21" 20" Lowest Electrical Penetration: Condition of UDC prior to Dry Dry testing: Portion of UDC Tested Water Level 24" Water Level 24" Does turbine shut down when UDC sensor detects liquid (both IXYes No [INA X Yes No ❑ NA product and water)?* Turbine shutdown response time Not Alarmed Not Alarmed Is system programmed for fail- safe shutdown?` X Yes []No ❑ NA X Yes ❑ No ❑ NA Was fail-safe verified to be Yes X No ❑ NA Yes X No ❑ NA o erationalf Wait time between applying 5 Minutes 5 Minutes water and starting test Test Start Time: 11:35 12:25 Initial Reading (RI): .001 .001 Test End Time: 12:05 12:55 Final Reading (RF): .001 .001 Test Duration: 1 30 Minutes 30 Minutes Change in Reading RF -RI : 0 0 Pass/Fail Threshold or Criteria: .005/30 Minutes .005/30 Minutes Test Result: X Pass 0 Fail X Pass 0 Fail ❑ Pass < 0 Fail 0 Pass 0 Fail Was sensor removed for testing? X Yes ❑ No ❑ NA X Yes ❑ No [INA ❑ Yes ❑ No ❑ NA ❑ Yes ❑ No [INA Was sensor properly replaced and X Yes ❑ No ❑ NA X Yes ❑ No P. NA ❑ Yes ❑ No ❑ NA ❑ Yes ❑ No ❑ NA 1 verified functional after testin ? 11 Comments — (include information on repairs made prior to testing, and recommended follow-up for failed tests) ' If the entire depth of the UDC is not tested, specify how much was tested. If the answer to anv of the questions indicated with an asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160)