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7. UNDER -DISPENSER CONTAINMENT (UDC) TESTING Test Method Developed By: ❑ UDC Manufacturer ® Industry Standard ❑ Professional Engineer ❑ Other (Spec) Test Method Used: ❑ Pressure ❑ Vacuum ® Hydrostatic ❑ Other (Spec) Test Equipment Used: Incon Sump Tester Equipment Resolution: +/- 0.002" UDC Manufacturer: UDC # 1/2 UDC # 3/4 UDC # 5/6 UDC # 7/8 Bravo Bravo Bravo Bravo UDC Material: Steel Steel Steel Steel UDC Depth: 12" 12" 12" 12" Height from UDC Bottom to Top of Highest Piping Penetration: Located on Bottom Located on Bottom Located on Bottom Located on Bottom Height from UDC Bottom to Lowest Electrical Penetration: Located on Bottom Located on Bottom Located on Bottom Located on Bottom Condition of UDC prior to testing: Good Good Good Good Portion of UDC Tested 2" above piping 2" above piping 2" above piping 2" above piping Does turbine shut down when UDC sensor detects liquid (both product and water)?* ❑ Yes ❑ No ® NA ❑ Yes ❑ No ® NA ❑ Yes ❑ No ® NA ❑ Yes ❑ No ® NA Turbine shutdown response time N/A N/A N/A N/A Is system programmed for fail- safe shutdown?* ❑ yes ❑ No ® NA ❑ Yes ❑ No ® NA []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: 3:16 pm 3:16 pm 3:37 pm 3:37 pm Initial Reading (Rj): 2.6399 2.7622 3.3403 3.3817 Test End Time: 3:31 pm 3:31 pm 3:53 pm 3:53 pm Final Reading (RF): 2.6400 2.7619 3.3402 3.3817 Test Duration: 15 min. 15 min. 16 min. 16 min. Change in Reading (RF-RI):kC1 0.0001 0.0003 0.0001 0.0000 Pass/Fail Threshold or Criteria:/- 0.002" +/-0.00211 +/- 0.002" +/-0.002" Test Result: ass ❑ Fail 0 Pass ❑ Fail © Pass ❑ Fail ® Pass ❑ Fail Was sensor removed for testing? ❑ No ®NA ❑Yes ❑ No ®NA ❑Yes ❑ No ®NA ❑Yes ❑ No ®NA Was sensor properly replaced and verified functional after testing? ❑ No ® NA ❑ Yes ❑ No ® NA ❑ Yes ❑ No M NA ❑ Yes ❑ No ® NA Comments — (include information on repairs made prior to testing, and recommended fallow -up for failed tests) "Sensor functionality was not confirmed. This procedure is not part of the Secondary Containment testing scope of work". FEB 0 1rnlvlRONMENTAL HEAD Fr DEP 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)