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SWRCB,January 2002 0 0 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 Level Change Indicator Equipment Resolution: .002 ommm UDC#9&10 UDC# UDC# UDC# UDC Manufacturer: APT UDC Material: Poly Plastic UDC Depth: 27" Height from UDC Bottom to Top 15" of Highest Piping Penetration: Height from UDC Bottom to 6" Lowest Electrical Penetration: Condition of UDC prior to Dry testing: Portion of UDC Tested Water Line 17" Does turbine shut down when UDC sensor detects liquid(both X Yes No D NA roduct and water)?` Turbine shutdown response time Not Alarmed Is system programmed for fail- safe shutdown?` X Yes D No DNA Was fail-safe verified to be ❑Yes X No ❑NA operational?* Wait time between applying 5 Minutes water and starting test Test Start Time: 10:20 Initial Reading(Ri): .001 Test End Time: 10:50 Final Reading(RF): .001 Test Duration: 30 Minutes Chane in Reading(RF-Rj): 0 Pass/Fail Threshold or Criteria: .005/30 Minutes w Test Result+ `.... Pss C1,Fart J :;£: Pass ,G3 FaL" Fass >,Cl Fail Pass... ❑1♦ail Was sensor removed for testing? X Yes ❑No ❑NA Yes ❑No ❑NA Yes D No ❑NA Yes D No ❑NA Was sensor properly replaced and X Yes ❑No ❑NA Yes ❑No D NA Yes ❑No ❑NA Yes ❑No ❑NA 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 pLny of the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)