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J Overfill Prevention Equipment Inspection <br /> .,yTanknology OPW 61 and 71 Series Overfill Prevention Device Inspection <br /> Date: 6/29/2020 <br /> Customer Name: CHEVRON PRODUCTS USA <br /> Location#: Chevron 212470 <br /> Location Address: 3400 N MacArthur Drive ,Tracy CA,95376 <br /> OPW Model Number: <br /> 91 87 dsl <br /> PART 1)Proper height setting calculation <br /> Maximum Tank Volume per:Tank Chart Agallons 11849.000 19703.000 7000.000 <br /> Max shut off requirement for Flapper is 95% B95% 0.95 0.95 0.95 0.95 <br /> Multiply Maximum tank volume by 95% c gallons 11256.550 18717.850 6650.000 <br /> Use tank chart to determine height of calculated volume D inches 104.500 105.500 104.500 <br /> Measure top of fill riser threads,or face seal adapter when used,to tank top E inches 28.500 34.500 30.000 <br /> Tank diameter From Chart Finches 117.375 117.375 117.375 <br /> Upper Tube in tank(G) F-D=G G inches 12.875 11.875 12.875 <br /> Subtract 2 inches from upper tube in tank G-2"=H H inches 10.875 9.875 10.875 <br /> Calculated minimum upper tube length (1)H+E=I I inches 39.375 44.375 40.875 <br /> Actual measured upper tube length(Without fill <br /> finches 44.750 45.500 41.000 <br /> adapter)(J) <br /> PART 2)Device certification criteria evaluation <br /> Criteria 1 Yes Yes Yes <br /> Does the overfill prevention device meet the 95% requirement? <br /> Criteria is 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 Yes Yes Yes <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 Yes 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 Yes Yes <br /> contamination,freedom of movement, <br /> weakening due to wear and corrosion) <br /> PART 3)Device Certification PASS/FAIL <br /> Pass Pass Pass <br /> Technician certifies that the device is operationally <br /> compliant. <br /> Comments: <br /> Signature of Technician: Date: 6/29/2020 <br /> Brent Bowen <br /> W0: NW1-2347038 <br />