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Overfill Prevention Equipment Inspection <br /> Tanknology OPW 61 and 71 Series Overfill Prevention Device Inspection <br /> Date: 9/23/2020 <br /> Customer Name: 7-ELEVEN , INC . <br /> Location #: 7-ELEVEN #17334 MKT 2368 (W747) <br /> Location Address : 4501 N . PERSHING AVE. @ ROSEMARIE LN . , STOCKTON , CA , 95207 <br /> OPW Model Number: <br /> T-2 <br /> PART 1 ) Proper height setting calculation <br /> Maximum Tank Volume per: Tank Chart Ag lions 10028 . 000 <br /> Max shut off requirement for Flapper is 95 % a 95% 0 . 95 0 . 95 0 . 95 0 . 95 <br /> Multiply Maximum tank volume by 95 % c gallons 9526 . 600 <br /> Use tank chart to determine height of calculated volume D inches 86 . 500 <br /> Measure top of fill riser threads , or face seal adapter when used , to tank top Einches 29 . 750 <br /> Tank diameter From Chart F inches 96 . 000 <br /> Upper Tube in tank ( G) F - D = G G inches 9 . 500 <br /> Subtract 2 inches from upper tube in tank G - 2"= H H inches 7 . 500 <br /> Calculated minimum upper tube length ( 1 ) H + E = I Iinches 37 . 250 <br /> Actual measured upper tube length (Without fill <br /> J inches 37 . 250 <br /> adapter) (J ) <br /> PART 2) Device certification criteria evaluation <br /> Criteria 1 Yes <br /> Does the overfill prevention device meet the 95 % requirement? <br /> Criteria 1 a If the final shutoff volume is installed greater than 95% , is there at <br /> least 250 gallons of ullage above the overfill device activation point NA <br /> to ensure that none of the tank top fittings are exposed to product, <br /> meeting the criteria established in EPA 280 . 20iic and per OPW <br /> installation guidelines . <br /> Criteria 2 Is the Actual measured upper tube length 6 . 5 inches Yes <br /> or more than the fill riser? (J must be 6.5 " or more <br /> than E) <br /> Criteria 3 Does the overfill prevention device function as <br /> required ? (Inspect the device for damage , Yes <br /> contamination , freedom of movement, <br /> weakening due to wear and corrosion) <br /> PART 3) Device Certification PASS / FAIL <br /> Pass <br /> Technician certifies that the device is operationally <br /> compliant. <br /> Comments : <br /> couldnt test reg , riser due to drop tube stuck to the nipple. <br /> Signature of Technician : jje Date : 9/23/2020 <br /> Jesus Saldivar <br /> WO : NW1 - 2347661 <br />