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WALTO • <br /> ENGINEERING, INC. <br /> Overfill Prevention Inspection-OPW 61 and 71 Series Devices <br /> Date: <br /> Owner: Tesoro <br /> Facility: #68221 - 2705 Country Club, Stockton CA <br /> OPW Overfill Model Number. <br /> Part 1 -Proper Height Setting Calculation <br /> Tank 1 Tank 2 Tank 3 Tann 4 <br /> Maximum Tank Volume Per: A GaIIons 60 <br /> pa <br /> Max shut off requirement for flapper is ffm B95% 90% <br /> Multiply Max tank volume by 20% C Gallons 7,220 <br /> Use tank chart or ATG to determine height of D Inches $0.625 <br /> calculated volume <br /> Measure top of fill riser threads,or face seal E Inches <br /> ad ter <br /> Tank diameter(From Tank Chart) F Inches 42510, <br /> Upper Tube in Tank(G)F-D=G G Incbes <br /> Subtract 2"from upper tube in tank G-2"=K K Inches f 27-50 <br /> Calculated minimum upper tube length(1) <br /> I Inches <br /> K+E=I <br /> Actual measured upper tube length(Without J Inches <br /> BLU adapter)(J) <br /> Part 2-Device Certification Criteria Evaluation <br /> Does the overfill prevention device meet the 93% <br /> requirement? <br /> Is the actual measured upper tube length 6.5 inches or <br /> more than the fill riser?(J must be 6.5"or more than E) <br /> Does the overfill prevention device function as required? <br /> (Inspect the device for damage,contamination,freedom of <br /> movement,weakening due to wear and corrosion <br /> Device Overfill Certification PASS/FAIL <br /> Drop Tube Testing PASS/FAIL <br /> Technician certifies that the device is operationally compliant. <br /> Signature of Technician: Date. RECEI IE <br /> Technician's Name: <br /> ENVIRONMENTAL RTMENT HEALTH <br /> DEP <br />