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SWRCB,January 2002 Page of <br /> 7. UNDER-DISPENSER CONTAINMENT UDC TESTING <br /> Test Method Developed By: ❑UDC Manufacturer ❑Industry Standard X Professional Engineer <br /> ❑Other(Spec) <br /> Test Method Used: ❑Pressure ❑Vacuum X Hydrostatic <br /> ❑Other(Spec) <br /> Test Equipment Used: Caldwell Level Change Indicator Equipment Resolution:.002 <br /> UDC# 1&2 UDC#3&4 UDC#5&6 UDC#7&8 <br /> UDC Manufacturer: Western Western Western Western <br /> UDC Material: Poly Plastic Poly Plastic Poly Plastic Poly Plastic <br /> UDC Depth: 24" 24" 24" 24" <br /> Height from UDC Bottom to Top 7" 7" 7" 7" <br /> of Highest Piping Penetration: <br /> Height from UDC Bottom to Enters from bottom Enters from bottom Enters from bottom Enters from bottom <br /> Lowest Electrical Penetration: <br /> Condition of UDC prior to Dry Dry Dry Dry <br /> testing: <br /> Portion of UDC Tested Water Level 9" Water Level 9" Water Level 9" Water Level 9" <br /> Does turbine shut down when <br /> UDC sensor detects liquid(both Yes Yes Yes Yes <br /> product and water)'? <br /> Turbine shutdown response time Not Alarmed Not Alarmed Not Alarmed Not Alarmed <br /> Is system programmed for fail- Yes Yes Yes Yes <br /> safe shutdown? <br /> Was fail-safe verified to be No No No No <br /> operational?* <br /> Wait time between applying 5 Minutes 5 Minutes 5 Minutes 5 Minutes <br /> water and starting test <br /> Test Start Time: 9:30 9:35 9:25 9:20 <br /> Initial Reading (RI): .001 .001 .001 .001 <br /> Test End Time: 10:00 10:05 9:55 9:50 <br /> Final Reading(RF): .001 .001 .001 .001 <br /> Test Duration: 30 Minutes 30 Minutes 30 Minutes 30 Minutes <br /> Change in Reading RF-Rl : 0 0 0 0 <br /> Pass/Fail Threshold or Criteria: .005/30 Minutes .005/30 Minutes .005/30 Minutes .005/30 Minutes <br /> Test Result: X Pass Fail X Pass ❑Fail X Pass ❑Fail X Pass Fail <br /> Was sensor removed for testing? X Yes ❑No ❑NA X Yes ❑No ❑NA X Yes ❑No ❑NA X Yes ❑No ❑NA <br /> Was sensor properly replaced and X Yes ❑No ❑NA X Yes ❑No ❑NA X Yes ❑No ❑NA IXYes ❑No ❑NA <br /> verified functional after testing? <br /> Comments—(include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> ' 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 <br /> asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160) <br />