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JUN -04-2008 14:44 Service Station Systems 408 938 8888 P.O? Test Method Developed By: ❑ Stunp Manufacturer ❑ Other (Specify) ® Industry Standard ❑ Professional Engineer Test Method Used: ❑ Pressure ❑ Other (Specify) ❑ Vacuum ® Hydrostatic Test Equipment Used: Incon Sump Tester STP Sump # 87 A "Sumpiameter: 42" STP Sump # 87 B 42" Equipment Resolution: +/- 0.002" STIP Sump # 89 A STP Sump # 89 B 42" 42" Sump I?epth: SO" KO" 80" 80" Sump Material: Fiberglass Fiberglass Fiberglass Fiberglass Height from Tank Top to Top of Highest Piping Penetration: 14" 14" 14" 14" Height from Tank Top to Lowest Electrical Penetration: 22" 22„ 2291 22" Condition of sump prior to testing: Good Good Good Good Portion of Sump Tested' 2" above piping 2" above piping 2" above piping 2" above piping Does turbine shut down when sump sensor detects liquid (both product and water ?41 ElYes [INo ® NA ElYes ❑ No ®NA ❑ Yes ❑ No ®NA ❑ Yes 1:1No RNA Turbine shutdown response time N/A N/A N/A N/A Is system programmed for fail -Safe shutdown?" ❑ Yes ❑ No ® NA ❑ Yes ❑ No RNA ❑ Yes ❑ No ®NA ❑ Yes ❑ No ®NA Was fail-safe verified to be operational?® ® Yes ❑ No ® NA ❑ Yes ❑ No ®NA ❑ Yes ❑ No ®NA ❑ Yes ❑ No ®NA Wait time between applying pressure✓vacuum/water and starting test: 30 minutes 30 minutes 30 minutes 30 minutes Test Start Time: 12:15 pm 11:06 am 12:15 pm 12:15 pm .Initial Reading (R,): 5.6934 4.8910 3.5379 4.1362 Test End Time: 12:31 pm 11:21 am 12:30 pm 12:30 pm Final Reading (Rv): 5.5978 4.8907 3.5390 4.1342 Test Duration: 16 min. 15 ruin. 15 min. 15 min. Change in Reading (RF�Ri): -0.0956 -0.0003 +0.001' -0.020 Pass/Fail Threshold or Criteria: 4-0.0021, +/-0.00211 +/.0.00211 +/- 0.002" Test Result: lass ® Fail ® Pass Fail ® Pass Fail Pass [R] ail Was sensor removed for testing? ® Yes ❑ No ❑ NA ® Yes ❑ No ® NA ® Yes ❑ No []NA ® Yes ❑ No ❑NA Was sensor properly replaced and verified functional after testing? ®Yes E) No ❑ NA Yes ❑ No p NA ®Yes ❑ No []NA ®Yes ❑ No ❑NA COMMentS — (include information on repairs made prior to testiM, and recommendedfollow-ffE&Lfailed tests) 'Sensor functionality was not confirmed. This procedure is not part of the Secondary Containment testing scope of work". 87 A and 89 B failed. Possible piping penetrations ' If the entire depth of the sump 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 sump must be tested. (See SWRCB LG -160)