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SWRCB, January 2002 ! T 7. UNDER -DISPENSER CONTAINMENT (UDC) TESTING Page 4. Test Method Developed By: F-1 UDC Manufacturer O Industry Standard X❑ Professional Engineer Other (Specify) Test Method Used: F] Pressure F Vacuum ❑x Hydrostatic 5 min Other (Specify) Test Equipment Used: Equipment Resolution: UDC# 1/2 UDC# 3/4 NNEEmm— UDC# 5/6 UDC# 7/8 UDC Manufacturer: opw opw opw opw UDC Material: fiberglas fiberglass fiberglass fiberglass UDC Depth: 3211 3211 3211 3211 Height from UDC Top to Top of 1811 181, 1811 1811 Highest Piping Pentration: 8.590 6.410 Height from UDCTop to Lowest loll 10 11 1011 1011 Electrical Pentration: 9:55 10:40 Condition of UDC prior to testing: good good good good Portion of UDC Tested: I 2011 2 0" 2011 2011 Does turbine shut down when 15 min 15 min sump sensor detects liquid (both A lYes �No�N Yes E]No�N Yes �N�N Yes ❑No❑N product and water)?* . 002gph . 005gph Pass/Fail Threshold or Criteria: Turbine shutdown response time: 2-5 secs 2-5 secs 2-5 secs 2-5 secs Is system programmed for fail-safe X ❑ Yes N N ❑ � X ❑ Yes N N ❑ X ❑ Yes N N ❑ � X ❑ Yes [:]NoaA shutdown?* Yes N NA NYes No Was fail-safe verified to be Yes N N ❑ � X Yes N N ❑ ❑ � Yes N N � ❑ � Yes No � ❑ nneratinnal?* Ye N NA � � X yes N ❑ ❑ 71 X Wait time between applying pressure/vacuum/water and starting 5 min 5 min 5 min 5 min test: Test Start Time: 10:22 9:42 9:40 10 :25 Initial Reading (RI ): 6.782 8.590 6.410 12.022 Test End Time: 10 : 37 9: 57 9:55 10:40 Final Reading (RF ): 6.761 8.412 6.388 11.974 Test Duration: 15 min 15 min 15 min 15 min Change in Reading (RF- RI ): . 002gph . 021gph . 002gph . 005gph Pass/Fail Threshold or Criteria: . 05gph . 05gph . 05gph . 05gph Was sensor removed for testing? X Yes N NA Yes N NA Yes N NA NYes No R X Was sensor properly replaced and r-,---1 X Ye N NA so � Ye N NA � � Ye N NA � � X yes N ❑ ❑ 71 X X ❑ verified functional after testing? Comments - (include information on repairs made prior to testing, and recommended follow-up for failed tests) starting ans en Ing va ues are taken off the vp t ain-a are used to calu ate the GPH I If the entire depth of the UDC is not tested, specify how much was tested. If the answer to anv of the questions indicated with an asterisk (*) is "NO" or "NA", the entire UDC must be tested. (See SWRCB LG -160)