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SAN -30-2013 10:50 Service Station Systems 7. PIPING SUMP TESTING 408 938 8888 P.07 Test Method Developed By; ❑ Sump Manufacturer 0 industry Standard ❑ Professional Engineer ❑ Other (Specify) Test Method Used: ❑ Pressure [I Vacuum ® Hydrostatic ❑ Other (Specify) Test Equipment Used: Incon Sump Tester STP Sump 4187 STP Sump # 91 Equipment Resolution: +/- 0.002" STP Sump # Diesel Sump Diameter: 42" 42" 42" Sump Depth: 81" $0" 80" Sump Material: Fiberglass Fiberglass Fiberglass Height from Tank Top to Top of Highest Piping Penetration: 131, 14" 14" Height from Tank Top to Lowest Electrical Penetration: 34" 34" 36" Condition of sump prior to testing: Good Good Good Portion of Sump Tested' 2" above piping 2" above piping 2" above piping Does turbine shut down when sump sensor detects liquid (both product and water)?* ❑ Yes C1 No ® NA ❑ Yes ❑ No ®NA ❑ Yes ❑ No ONA Turbine shutdown response time N/A N/A N/A Is system programmed for fail-safe shutdown?6 ❑ Yes ❑ No ®NA ❑ Yes ❑ No ®NA [] Yes ❑ No SNA Was fail-safe verified to be operational?' ❑ Yes [l No 19 NA ❑ Yes ❑ No ®NA ❑ Yes ❑ No ONA Wait time between applying pressore/vacuum/water and starting test: 30 minutes 30 minutes 30 minutes Test Start Time: 1:44 pm 12:34 pm 12:13 pm Initial Reading (Ri): 6.1919 2.3208 2.3214 Test End Time: 1:59 pm 12:49 pm 12:28 pm Final Reading (Ra): 6.1919 2.3205 2.3213 Test Duration: 15 min. 15 min. 15 min. Change in Reading (RF -R,): None 0.0003 0.0001 Pass/Fail Threshold or Criteria: +/• 0.002" +/.0.002" +/- 0.002" Test Result: 0 Pass Fail M Pass Fail M Pass Fail Was sensor removed for testing? ® Ycs ❑ No ❑ NA W Yes ❑ No ❑ NA ® Yes ❑ No ❑ NA Was sensor properly replaced and verified functional after testing? ® Yes ❑ No ❑ NA ® Yes ❑ No ❑ NA 19 Yes ❑ No ❑ NA CommentS — (include information on repairs made prior to tetlig, and recommended follow-up for failed tests) "Sensor functionality was not confirmed. This procedure is not part of the Secondary Containment testing scope of work". If the entire depth of the sump is not tested, specify how much was tested. If the answer to = of the questions indicated with an asterisk (■) is "NO" or "NA", the entire sump must be tested. (See SWRCB LG -160)