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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(Specify) Test Method Used: ❑Pressure ❑Vacuum X Hydrostatic F1 Other(Specify) Test F.quipmenl Used: Caldwell Syslems Lquipment Resoluticrni: .005 ;0 nein _ UDC# UDC# UDC# UDC# UDC "lanufaouler: - - 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 LINA ❑Yes ONO UNA ❑Yes 0N 0N ❑Yes El No Ll NA product and water)?* Turbine shutdown response time Is system programmed for fail- safe shutdown? ❑Yes ❑No ❑NA ❑Yes 11No ❑NA 11Yes ElNo L1NA ❑Yes ❑No [INA Was fail-safe verified to be operational?* D Yes ❑No ❑NA ❑Yes ❑No Dx NA ❑Yes ❑No ❑NA ❑Yes E No ❑NA Wait time between applying pressure/vacuum/water and 5 min 5 min 5 min 5 min starting test Test Start Time: Initial Reading(R,): .00" .00" .00" .00" Test End Time: Final Reading(RF): Test Duration: 30 min 30 min 30 min 30 min Change in Reading(RF-R,): Pass/Fail Threshold or Criteria: .005/30 min .005/30 min .005/30 min .005/30 min Test Result: ❑-Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail Was sensor removed for testing? x Yes ❑No ❑NA x Yes ❑No LlNA x Yes ❑No El NA x Yes ❑No ❑NA Was sensor properly replaced and verified functional after testing? x Yes ❑No ❑NA x Yes ❑No [INA x Yes ❑No ❑NA x Yes ❑No ❑NA Comments— (include information on repairs made prior io 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 any of the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)