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Facility;_Marada Chevron • Address 10878N.Hwy 99 Date*3/06 Page-of <br /> 6. PIPING SUMP TESTING <br /> Test Method Developed By: Sump Manufacturer Industry standard ✓Professional Engineer <br /> Other(Spec) <br /> Test Method Used: Pressure Vacuum Hydrostatic <br /> ✓Other(Specify)Accelerated Hydrostatic <br /> Test Equipment Used: Vaporless Manufacturing Equipment Resolution: .001 gph <br /> Sump# 1 Sump#2 Sump#3 Sump#4 <br /> Sump Designation: 1 89 Unleaded Plus 91 Premium Diesel <br /> (premium,UL,N,S,etc <br /> Sump Diameter: 42" 42" 42" 42" <br /> Sump Material: FRP FRP FRP FRP <br /> Height from Tank Top to Top of 21" 22" 22" 21" <br /> Highest Piping Penetration: <br /> Height from Tank Top to Lowest 13" 13" 16" IT' <br /> Electrical Penetration: <br /> Condition of sump prior to testing: Fav Fair Fair Fair <br /> Portion of Sump Tested' All All All All <br /> Wait time between applying <br /> pressure/vacuum/water and starting 30 min maxiumum 30 min maximum 30 min maximum 30 min maximum <br /> test: <br /> Test Start Time: 12:03 pm 10:27 am 11:19 am 10:41 am <br /> Initial Reading(R4): 675 ml 720 ml 465 ml 830 ml <br /> Test End Time: 12:23 pm 10:41 am 11:36 am 10:59 am <br /> Final Reading(RF): 640 ml 725 ml 420 ml 800 ml <br /> Test Duration: 20 min 14.5 min 17 min 17.7 thin <br /> Change in Reading(RF-RO: 35 ml 5 ml 45 ml 30 ml <br /> Pass/Fail Threshold or Criteria: .05 gph .05 gph .05 gph .05 gph <br /> Test Result: Pass 0 Fail Pass ❑Fail J Pass D Fail Pass 0 Fail <br /> Was sensor removed for testing? J Yes D No D NA 4 Yes D No DNA 4 Yes D No DNA 4 Yes D No DNA <br /> Was sensor properly replaced and 4 Yes D No DNA 4 Yes D No DNA 4 Yes D No DNA� ❑No ❑NA <br /> verified functional after testin ? <br /> Comments (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> 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 <br /> asterisk(*)is"NO"or"AIA",the entire sump must be tested. (See SWRCB LG-160) <br />