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JUN-20-2011 07:43 Service Station Systems 408 938 8888 P.09 0 Is 4. UNDER-DISPENSER CONTAINMENT DC TESTING Test Method Developed By: ❑ UDC Manufacturer ® industry Standard p Professional Engineer ❑ Other(Specify) Test Method Used. ❑Pressure ❑ Vacuum N Hydrostatic Q other(Specify) Test Equipment Used: Incon Sump Tester Equipment Resolution: +/_0.002" UDC 41/2 UDC#3/4 UDC#5/6 UDC#7/8 UDC Manufacturer: OPW OPW OPW OPW UDC Material: Plastic Plastic Plastic Plastic UDC 31" 3109 3111 31" Height from UDC Bottom to Top 16„ 16„ 16„ 16" of Highest Piping Penetration: Height from UDC Bottom to 81, 811 Bit s„ Lowest Electrical Penetration: Condition of UDC prior to Good Good Good Good testing: Portion of UDC Tested 2"above piping 2"above 2lplN 2"above i in 2"above EiRing Does turbine shut down when UDC sensor detects liquid(both ❑Yes M No 0 NA ❑Yes❑No ®NA p Yes❑No ®NA p Yes❑No ONA raduct and water)?* Turbine shutdown res nse time N/A N/A N/A NIA is system programmed for fail- ❑Yes❑No ®NA p Yes Cl No ®NA [3 Yes Q No IRNA ❑Yes[3 No ®NA safe shutdown?" Was fail-safe verified to be ®Yes p No ®NA ❑Yes p No ®NA ❑ Yes❑No ®NA ❑Yes❑No ®NA operational?' Wait time between applying pressure/vacuum/water and 30 minutes 30 minutes 30 minutes 30 minutes starting test Test Start Time: 1:05 pm 2:37 prn 11:22 am 1:05 m Initial Reading(R,): 4.8392 4.2472 4.7040 3.2838 Test End Time: 1:20 pm 2:52 prn 11:37 am 1:20 pm Final Reading(RF): 4.8395 4.2478 4.7057 3.2856 Test Duration: 15 min. 15 min. 15 min. 15 thin. Chane in Reading(RF-R,): +0.0003 +0.0006 x-0.0017 +0.0018 Pass/Fail Threshold or Criteria: +/-0,002" +/0.002" +/-0.002" +/-0.002" Test Result: ® Pass 0 Fail ® Pass 0 Fail M Pass 0 Fail W Pass 0 Fail Was sensor removed for testin . M Yes❑No O NA M Yes❑No❑NA ®Yes G3 No❑NA N Yes 0 No❑NA Was sensor properly replaced and 0 Yes❑No❑NA ®Yes C3 No Q NA ®Yes❑No❑NA ®Yes 0 No Cj NA verified functional after testin ? Comments—(include in ormation on repairs made prior to lestin , and recommended ollow-u orfaded 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 UDC 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 UDC must be tested. (See SWRCB LG-160)