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E SWRCB, January 2002 Page 4 of 7 6. PIPING SUMP TESTING Test Method Developed By: ❑ Sump Manufacturer ® Industry Standard ❑ Professional Engineer ❑ Other (Specify) Test Method Used: ❑ Pressure ❑ Vacuum ® Hydrostatic ❑ Other (Specify) Test Equipment Used:Incon TS -STS Sump #87 STP Sump #91 STP Sump Diameter: 42" 42" Equipment Resolution:+/- 0.0001" Sump #Auto DSL Sump # 42" Sump Depth: 83" 83" 83" Sump Material: FRP FRP FRP Height from Tank Top to Top of 14" Highest Piping Penetration: 14" 15" Height from Tank Top to Lowest 48" Electrical Penetration: 48" 48" Condition of sump prior to testing: Clean Clean Clean Portion of Sump Tested' 2" above highest pipe pen 2" above highest pipe pen 2" above highest pipe pen Does turbine shut down when sump sensor detects liquid (both ®Yes ❑No ❑ NA product and water)?' ®Yes ❑No ❑ NA ®Yes ❑No❑ NA ❑Yes ❑No ❑ NA Turbine shutdown response time Is system programmed for fail-safe ®yes ❑No ❑ NA shutdown?" ®Yes ❑No RNA ®Yes [—]No RNA ❑Yes ❑No DNA Was fail-safe verified to be ❑Yes ❑No ®NA o erational?* ❑Yes ❑No ®NA ❑Yes ❑No ®NA ❑Yes ❑No RNA Wait time between applying pressure/vacuum/water and starting 15 Minutes test: 15 Minutes 15 Minutes Test Start Time: 3:53 4:13 3:53 4:13 1:50 2:08 Initial Reading (RI): 2.2236 2.2254 3.1745 3.1521 1.6970 1.6978 Test End Time: 4:08 4:28 4:08 4:28 2:05 2:23 Final Reading (RF): 2.2256 1 2.2253 3.1600 3.1416 1.6978 1 1.6977 Test Duration: 15 Min Each(30)min 15 Min Each(30)min 15 Min Each(30)min Change in Reading (RF -RI): 0.002 0.0001 0.0145 1 0.0105 0.0008 0.0001 Pass/Fail Threshold or Criteria: +/- 0.002" +/- 0.002" +/- 0.002" Test Result: ® Pass ❑ Fait ❑ Pass ® Fail Z, Pass r, ❑ Fail ❑' Pass ❑ Fail Was sensor removed for testing? ®Yes ❑No DNA ®Yes [No ❑NA ®Yes ❑No —NA ❑Yes :No DNA Was sensor properly replaced and ®yes ❑No DNA verified functional after testin ? ®Yes ❑No DNA ®Yes ❑No DNA ❑Yes ❑No DNA COMMentS — (include information on repairs made prior to testing, and recommended follow-up for failed tests) "Unleaded 87 and Auto diesel Containment sump both passed hydrostatic test. "Premium 91 Containment sump failed hydrostatic test. t 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)