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®GETTLER-RYAN INC. GR Job# 17205079 SWRCB,January 2002 Page of 7.UNDER-DISPENSER CONTAINMENT(UDC)TESTING Test Method Developed By: Tank Manufacturer Industry Standard Professional Engineer Other( eci Test Method Used: Pressure Vacuum Hydrostatic Other eci Test Equipment Used: Incon Equipment Resolution: 0.0001 UDC# 5/6 UDC# mUDC# UDC# UDC Manufacturer: TOTALCOMTAI"WNT UDC Material: FIBERGLASS UDC Depth: 31" Height from UDC Bottom to Top 14" of Highest Piping Penetration: Height from UDC Bottom to Top r 10, Lowest Electrical Penetration: Condition of UDC prior to GOOD testing: Portion of UDC Tested(1) 2"ABOVE PIPING Does turbine shut down when UDC sensor detects liquid(both Yes No NA Yes No NA Yes No NA Yes No NA product and water)?* Turbine shutdown response time N/A Is system programmed for fail-safe Yes NoN Yes No NA Yes No NA Yes No NA shutdown?* NA Was fail-safe verified to be Yes No NA Yes No NA Yes No NA Yes No NA operational?* NA Wait time between applying pressure/vacuum/water and starting 10 mins test: Test Start Time: 10:43 Initial Reading Ri): 2.1512 Test End Time: 10:.58 Final Reading(Rf) 2.1506 Test duration: 15 min Change in Read (Rf-Ri): -.0006 Pass/Fail Threshold or Criteria: 0.002 Test Results: &&a Fail Pass Fail Paas Fail Pass dFailWas sensor removed for testin ? e No NAYes No NA Yes No NA Yes NoWas sensor properly replaced and Yes No Yes No NA x Yes No NA Yes No verified functional after testi 29? fo I Comments-(include information on repairs made prior to testing, and recommend follow-up for failed tests) (1)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)