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O SWRCB,January 2002 Page of 7. UNDER-DISPENSER CONTAINMENT C 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 Systems Equipment Resolution: .005/30 min UDC# 1&2 UDC#3&4 UDC#5&6 UDC# UDC Manufacturer: Total Containment Total Containment Total Containment UDC Material: Poly Poly Poly UDC Depth: 32" 32" 32" Height from UDC Bottom to Top 9" 8" 9" of Highest Piping Penetration: Height from UDC Bottom to 18" 4" 5" Lowest Electrical Penetration: Condition of UDC prior to Dry Dry Dry testing: Portion of UDC Tested 2" Above highest Piping Penetration Does turbine shut down when UDC sensor detects liquid(both x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No [INA ❑Yes ❑No ❑NA product and water)?* Turbine shutdown response time Is system programmed for fail- x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA ❑Yes ❑No ❑NA safe shutdown? Was fail-safe verified to be operational?* ❑Yes x No ❑NA 11Yes x No 11NA ❑Yes x No ❑NA ❑Yes ❑No ❑NA Wait time between applying pressure/vacuum/water and 1 5 min 5 min 5 min 5 min starting test Test Start Time: 12:13 2:20 1:40 Initial Reading(RI): .00" .00" .00" .00" Test End Time: 12:43 2:50 2:10 Final Reading(RF): .00 .0025 .00 Test Duration: 30 min 30 min 30 min 30 min Change in Reading(RF-RI): 1 .00 .0025 .00 Pass/Fail Threshold or Criteria: .005/30 min .005/30 min .005/30 min .005/30 min Test Result: x Pass ❑Fail x Pass ❑Fail x Pass 11 Fail ❑ Pass ❑Fail Was sensor removed for testing? x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA Was sensor properly replaced and verified functional after testing? x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA 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 any of the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)