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SWRCB,January 2002 Page_of 7. UNDER-DISPENSER CONTAINMENT UDC TESTING Test Method Developed By: ❑UDC Manufacturer ❑Industry Standard X Professional Engineer ❑Other(Sped) Test Method Used: ❑Pressure ❑Vacuum X Hydrostatic ❑Other(Sped) Test Fquipment Used: Caldwell Scstcros Equipment Resolution: .005/30 min lUC# UDC# UDC# UDC# CDC Ndanufitcturcr: - - UDC Material: UDC Depth: Height from UDC Bottom to Top of Highest Piping Penetration: Height from UDC Bottom to Lowest Electrical Penetration: Condition of UDC prior to testing: Portion of UDC Tested Does turbine shut down when UDC sensor detects liquid(both ❑Yes []No ❑NA ❑Yes ❑No DNA 11 Yes IJ No ❑NA ❑Yes 12 No 11 NA product and water?` Turbine shutdown response time Is system programmed for fail- safe shutdown? []Yes []No ❑NA ❑Yes ❑No ❑NA ❑Yes ❑No LlNA 11Yes ElNo EJNA Was fail-safe verified to be operational?* ❑Yes E)No ❑NA ElYes ElNo ElNA 11Yes 11No 11NA ❑Yes ❑No DNA Wait time between applying pressure/vacuum/water and 5 min 5 min 5 min 5 min starting test Test Start Time: Initial Readin (R,): .00" .00" .00" .00" Test End Time: Final Reading(Rr): Test Duration: 30 min 30 min 30 min 30 min Change in Reading(R,-R,): Pass/Fail Threshold or Criteria: .005/30 min .005/30 min .005/30 min .005/30 min Test Result: ❑ Pass ❑Fail D Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail Wassensorremovedfor testing? xYes ❑ ❑ ❑ ❑ No NA xYes No NA xYes LINO DNA xYes fLNo DNA Was sensor properly replaced and x Yes El No ❑NA x Yes 11 No 11 NA x Yes ❑No [INA x Yes []No ❑NA verified functional after testing? Comments— (include information on repairs made prior to testing, and recommended follow-up for failed tests) t 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)