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WALTON -- — --- - <br /> ENGINEERING, INC. <br /> Overfill Prevention Inspection - OPW 61 and 71 Series Devices <br /> Date: 8/1/2024 <br /> Owner:Quik Stop Market#39 <br /> Facility:2285 E. Fremont Street, Stockton, CA 95205 <br /> OPW Overfill Model Number: 61 SO <br /> Part 1 -Proper Height Setting Calculation <br /> Tank 1 Tank 2 Tank 3 Tank 4 <br /> Maximum Tank Volume Per: A Gallons 11527 11527 <br /> Max shut off requirement for flapper is 95% B 95% .95 .95 <br /> Multiply Max tank volume by 95% C Gallons 10950 10950 <br /> Use tank chart or ATG to determine height of D Inches 80.5 80.5 <br /> calculated volume <br /> Measure top of fill riser threads,or face seal E Inches 51.25 51.75 <br /> adapter <br /> Tank diameter(From Tank Chart) F Inches 89.75 89.75 <br /> Upper Tube in Tank(G)F-D=G G Inches 9.25 9.25 <br /> Subtract 2"from upper tube in tank G-2"=K K Inches 7.25 7.25 <br /> Calculated minimum upper tube length(I) I Inches 58.5 59 <br /> K+E=I <br /> Actual measured upper tube length(Without J Inches 58.75 59.875 <br /> fill adapter) <br /> Part 2 -Device Certification Criteria Evaluation <br /> Does the overfill prevention device meet the 95% Yes Yes <br /> requirement? <br /> Is the actual measured upper tube length 6.5 inches or Yes Yes <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 Yes Yes <br /> movement,weakening due to wear and corrosion <br /> Device Overfill Certification PASS/FAIL Yes Yes <br /> Drop Tube Testing PASS /FAIL Yes Yes <br /> Technician certifies that the device is operationally compliant. <br /> Signature of Technician:Nicholas Janoe Date: 8/1/24 <br /> Technician's Name:Nicholas Janoe <br />