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SWRCB,January 2002 Page of 7. UNDER-DISPENSER CONTAINMENT (UDC) TESTING Test Method Developed By: ❑UDC Manufacturer E Industry Standard ❑Professional Engineer ❑Other(Specify) Test Method Used: ❑Pressure ❑Vacuum E Hydrostatic ❑Other(Specify) Test Equipment Used: Equipment Resolution:0.002° UDC#1/2 UDC#3/4 UDC#5/6 UDC#7/8 UDC Manufacturer: unknown unknown unknown unknown UDC Material: Fiberglass Fiberglass Fiberglass Fiberglass UDC Depth: 32.00" 32.00" 32.00" 32.00" Height from UDC Bottom to Top 8.00" 8.00" 8.00" 8.00" of Highest Piping Penetration: Height from UDC Bottom to 4.00" 4.00" 4.00" 4.00" Lowest Electrical Penetration: Condition of UDC prior to Clean Clean Clean Clean testing: Portion of UDC Tested' 14.00" 14.00" 14.00" 14.00" Does turbine shut down when ❑Yes ❑No E NA UDC sensor detects liquid(both []Yes []No ENA []Yes ❑No V]NA []Yes 11 No P1 NA product and water)?* Turbine shutdown response time N/A N/A N/A 'N A Is system programmed for fail- ❑Yes ❑No E NA []Yes ❑No ENA []Yes ❑No ENA ❑Yes ❑No E NA safe shutdown?" Was fail-safe verified to be ❑Yes Ll No ENA Ll Yes ❑No ONA []Yes ❑No k]NA Ll Yes Ll No ENA operational?* Wait time between applying pressure/vacuum/water and 30 minutes 30 minutes 30 minutes 30 minutes starting test Test Start Time: Initial Reading(Ri): Test End Time: Final Reading(RF): Test Duration: Change in Reading(RF-RI): Pass/Fail Threshold or Criteria: 0.002" 0.002" 0.002" 0.002" Test Result: E Pass ❑Fail E Pass ❑Fail E Pass ❑Fail E Pass ❑Fail Was sensor removed for testing? EYes Ll No 11 NA EYes Ll No Ll NA V]Yes 11 No Ll NA k]Yes Ll No ❑NA Was sensor properly replaced and EYes ❑No ❑NA EYes 11 No 11 NA EYes ❑No [INA DYes ❑No [INA verified functional after testing? 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 aM of the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)