COMPLIANCE INFO_JAN 2011-JUN 2011

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SWRCB,January 2002 Page of 7. UNDER-DISPENSER CONTAINMENT DC TESTING Test Method Developed By: UDC Manufacturer x Industry Standard Professional Engineer Other(Specify) Test Method Used: Pressure Vacuum x Hydrostatic Other(Specify) Test Equipment Used:Incon TS-STS Equipment Resolution: UDC#16/17 UDC#14/15 UDC#13 UDC#21 Sat. UDC Manufacturer: Western Fiberglass Western Fiberglass Western Fiberglass Western Fiberglass UDC Material: FRP FRP FRP FRP UDC Depth: 31" 31" 31" 31" Height from UDC Bottom to Top 6" 6" 6" 8" of Highest Piping Penetration: Height from UDC Bottom to 9" 4" 3" 6" Lowest Electrical Penetration: Condition of UDC prior to OK OK OK OK testing: Portion of UDC Tested 2"above highest pipe 2"above highest 2"above highest pipe 2"above highest pipe en. pipe pen. pen. pen. Does turbine shut down when UDC sensor detects liquid(both Yes No x NA Yes No x NA Yes No x NA Yes No x NA _product and water)?" Turbine shutdown response time Is system programmed for fail- Yes No x NA Yes No x NA Yes No x NA Yes No x NA safe shutdown?* Was fail-safe verified to be Yes No x NA Yes No x NA Yes No x NA Yes No x NA -operational?* Wait time between applying 15 Minutes 15 Minutes 15 Minutes 15 Minutes pressure/vacuum/water and -starting test Test Start Time: 4:24 pm—4:40 pm 4:24 pm—4:40 pm 4:24 am—4:40 am 9:34 am—9:52 am Initial Reading (RI): 3.6082—3.6076 3.9912—3.9906 4.1313—4.1307 3.5265—3.5269 Test End Time: 1 4:39 pm—4:55 pm 4:39 m—4:55 pm 4:39 am—4:55 am 9:49 am—10:07 am Final Reading (RF): 3.6076—3.6077 3.9905—3.9907 4.1307—4.1307 3.5269—3.5272 Test Duration: 15 Min Each(30)Min 15 Min Each(30) 15 Min Each(30)Min 15 Min Each(30)Min Min Chane in Reading RF-RI : .0006-.0001 .0007-.0001 .0006-0 .0004-.0003 Pass/Fail Threshold or Criteria: .002 .002 .002 .002 est Result: x Pass 0 Fail x Pass 0 Fail x Pass ❑Fail x Pass ❑Fail Was sensor removed for testing? x Yes No NA x Yes No NA x Yes No NA x Yes No NA Was sensor properly replaced and x Yes No NA x Yes No NA x Yes No NA x Yes No NA verified functional after testin ? Comments—(include information on repairs made prior to testing,and recommended follow-up for failed tests) In dispenser #16/17 we installed a new secondary test boot on the 87 Droduct. In dispenser #14/15 we sealed up the gaps on the bottom and side of the udc. In dispenser #13 we installed a new secondary test boot on the 91 product. 'If the entire depth of the UDC is not tested,specify how much was tested. If the answer to_yof the questions indicated with an asterisk(*)is"NO"or"NA",the entire UDC must be tested. (See SWRCB LG-160)