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Pip)ng information continued- <br /> Check <br /> Boz e <br /> action <br /> Hsc <br /> zs290-2. 1 Piping compatible with material intended to be stored. <br /> 26 t R Design and construction of piping approved by independent testing organization(e.g.UL), <br /> P' in ,incl udin vent lines,slo ed toward tanks with minimum 1/4 inch sloe et 1 foot of tun. <br /> xsc <br /> 25290.& Va or recovery.fill riser,and vent no piping are secondarily contained. <br /> G. OVERSPILL/OVERFILL PREVENTION: <br /> Check <br /> Bnz CO( <br /> non <br /> 23 cca Overspill containment having minimum capacity of 5 gallons provided at each tank fill.location. <br /> 2636(b) Manufacturer Model <br /> Approved overfill prevention device provided at each tank fill location. <br /> Choose One <br /> f the folJoNvirig <br /> 0 Alert rhe transfer operator when the tank is 90 percent full by restricting the flow into the tank or <br /> triggering an audible visual alarm, <br /> ❑ Restrict delivery of flow to the tank at least 30 minutes before the tank overfills,provided the <br /> restriction occurs when the tank is filled to no more than 95 percent capacity;and activate an audble <br /> 23 cca alarm at least five minutes before the tank overFlls <br /> 2635(6)(2) � � <br /> Ct'Providepositive shut-off flow to the tank when the tank is filled to no more than 95 percent of <br /> capacity. <br /> 0 Provide positive shut-off Of flow to the tank so that none of the fittings locatod on the top of the <br /> tank are exposed to product due to overfilling. <br /> Manufacturer Model b pp <br /> M CORROSION PROTECTION: <br /> cheek <br /> Baz Code <br /> S (inn <br /> Fiberglass reinforced plastic(FRP) <br /> U cca <br /> Piping corrosion protection: 0 Steel with cathodic protection or impressed current <br /> 2636(b) 0 Steel' latcd from contact with backfill <br /> Tank corrosion protection: <br /> RP or equivalent non-metallic exterior coatings or coverings <br /> 23 CC0. 13Sacrificial Anode <br /> ❑ Steel tank with field installed cathodic protection or impressed <br /> current <br /> Tie-downs,when used,constntctcd of non-cornosivc material or coated stool. <br /> -7- <br />