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SWRCB, January 2002 Page of 7. UNDER-DISPENSER CONTAINMENT (UDC) TESTING Test Method Developed By: ❑UDC Manufacturer X Industry Standard ❑Professional Engineer ❑Other(Specify) Test Method Used: ❑Pressure ❑ Vacuum X Hydrostatic ❑Other(Specify) Test Equipment Used: Barrett hydrostatic sump tester Equipment Resolution: <.002gph UDC#7/8 UDC# UDC# UDC# UDC Manufacturer: Bravo Box UDC Material: Steel UDC Depth: 6" Height from UDC Bottom to Top NA of Highest Piping Penetration: Height from UDC Bottom to NA Lowest Electrical Penetration: Condition of UDC prior to Penetration Leak testing: Portion of UDC Tested 2" off bottom Does turbine shut down when UDC sensor detects liquid(both ❑Yes ❑No X NA ❑Yes ❑No [INA ❑Yes ❑No ❑NA ❑Yes E No NA product and water)? Turbine shutdown response time Is system programmed for fail- safe shutdown? ❑Yes ❑No X NA El Yes ElNo ❑NA ❑Yes L,No ElNA 11 Yes No NA Was fail-safe verified to be ❑ o rational?* Yes ❑No X NA El Yes ❑No ❑NA El Yes El No El NA ❑Yes ❑No a NA Wait time between applying 10 min pressure/vacuum/water and starting test Test Start Time: 3:00 Initial Reading(RI): 250m1 Test End Tune: 3:20 Final Reading(RF): 248ml Test Duration: 17.8min Change in Reading(RF-RI): 2m1 Pass/Fail Threshold or Criteria: <.002gph Test Result: X Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail Was sensor removed for testing? ❑Yes ❑No X NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No ❑NA Was sensor properly replaced and []Yes ❑No X NA ❑Yes ❑No ❑NA ❑Yes ❑No 11NA '7 Yes ;No 11NA verified functional after testing? Comments— (include information on repairs made prior to testing, and recommended follow-up for failed tests) Vapor nenatration was resealed to bottom of bravo box and tested 2" from bottom With passim results 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 asterisk(*)is"NO"or"NA", the entire UDC must be tested. (See SWRCB LG-160)