Laserfiche WebLink
WALTON <br /> ENGINEERING, INC. <br /> Overfill Prevention Inspection - OPW 61 and 71 Series Devices <br /> Date: 6/5/2024 <br /> Owner:Quik Stop Market#125 <br /> Facility:1580 W. Main Street <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 9684 9684 7841 <br /> Max shut off requirement for flapper is 95% B 95% .95 .95 .95 <br /> Multiply Max tank volume by 95% C Gallons 9200 9200 7449 <br /> Use tank chart or ATG to determine height of D Inches 80.375 80.375 80.25 <br /> calculated volume <br /> Measure top of fill riser threads,or face seal E Inches 31 33 36 <br /> adapter <br /> Tank diameter(From Tank Chart) F Inches 89.75 89.75 89.75 <br /> Upper Tube in Tank(G)F-D=G G Inches 9.375 9.375 9.5 <br /> Subtract 2"from upper tube in tank G-2"=K K Inches 7.375 7.375 7.5 <br /> Calculated minimum upper tube length(I) I Inches 38.375 40.375 43.5 <br /> K+E=I <br /> Actual measured upper tube length(Without J Inches 42 43.875 47.25 <br /> fill adapter) <br /> Part 2 -Device Certification Criteria Evaluation <br /> Does the overfill prevention device meet the 95% Yes Yes Yes <br /> requirement? <br /> Is the actual measured upper tube length 6.5 inches or Yes 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 Yes <br /> movement,weakening due to wear and corrosion <br /> Device Overfill Certification PASS/FAIL Pass Pass Pass <br /> Drop Tube Testing PASS /FAIL Pass Pass Pass <br /> Technician certifies that the device is operationally compliant. <br /> Signature of Technician:Nicholas Janoe Date: 6/5/20 <br /> Technician's Name:Nicholas Janoe <br />