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SWRCB,January 2002 Page of 8. UNDER-DISPENSER CONTAINMENT UDC TESTING 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#9&10 UDC#11&12 UDC# UDC# UDC Manufacturer: Bravo Bravo UDC Material: Coated Steel Coated Steel UDC Depth: 10" 10" Height from UDC Bottom to Top Enters from bottom Enters from bottom of Highest Piping Penetration: Height from UDC Bottom to Enters from Bottom Enters from Bottom Lowest Electrical Penetration: Condition of UDC prior to Dry Dry testing: Portion of UDC Tested' Water Line 7" Water Line 7" Does turbine shut down when UDC sensor detects liquid(both Yes X No ❑NA Yes X No ❑NA product and water)?* Turbine shutdown response time N/A N/A Is system programmed for fail- X Yes ❑No ❑NA X Yes ❑No [INA safe shutdown?* Was fail-safe verified to be Yes X No E.NA ❑Yes X No ❑NA operational?* Wait time between applying 5 Minutes 5 Minutes water and starting test Test Start Time: 9:40 9:45 Initial Reading(Rj): .001 .001 Test End Time: 10:10 10:15 Final Reading(RF): .001 .001 Test Duration: 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 0 Pass 0 Fail ❑ Pass 0 Fail Was sensor removed for testing? X Yes ❑No ❑NA X Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA Was sensor properly replaced and X Yes ❑No ❑NA X Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA verified functional after testin ? 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 pay of the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)