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Piping information continued - <br />Check <br />Code <br />Section <br />Box <br />Code <br />Overspill containment having minimum capacity of 5 gallons provided at each tank fill location. <br />Section <br />Manufacturer Model <br />❑ <br />HSC <br />25290.1(c)(1) <br />Piping compatible with material intended to be stored. <br />25290.2(c)(1) <br />Choose One of the following methods: <br />Li <br />CCR <br />2631 <br />2631 <br />Design and construction of piping approved by independent testing organization (e.g. UL). <br />❑ <br />triggering an audible visual alarm <br />Piping, including vent lines, sloped toward tanks with minimum 1/4 inch sloe per 1 foot of run. <br />❑ <br />rise <br />restriction occurs when the tank is filled to no more than 95 percent capacity; and activate an audible <br />❑ <br />25290.1(k) <br />alarm at least five minutes before the tank overfills <br />❑ <br />25290.2m&0) <br />Vapor recovely, fill riser, and vent line piping are secondarily contained. <br />G. OVERSPILL/ OVERFILL PREVENTION: <br />Check <br />Box <br />Code <br />Section <br />Li <br />CCR <br />Overspill containment having minimum capacity of 5 gallons provided at each tank fill location. <br />2635(b) <br />2635(b) <br />Manufacturer Model <br />Approved overfill prevention device provided at each tank fill location. <br />Choose One of the following methods: <br />L) <br />23 CCR <br />2636(b) <br />❑ Alert the 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 />❑ <br />23 CCR <br />2635(a)(2) <br />restriction occurs when the tank is filled to no more than 95 percent capacity; and activate an audible <br />L)23 <br />CCR <br />alarm at least five minutes before the tank overfills <br />❑ <br />2635(bx2) <br />❑ Provide positive shut-off flow to the tank when the tank is filled to no more than 95 percent of <br />capacity. <br />❑ Provide positive shut-off of flow to the tank so that none of the fittings located on the top of the <br />tank are exposed to product due to overfilling. <br />Manufacturer Model <br />H. CORROSION PROTECTION: <br />Check <br />Box <br />Code <br />Section <br />❑ Fiberglass reinforced plastic (FRP) <br />Piping corrosion protection: ❑ Steel with cathodic protection or impressed current <br />L) <br />23 CCR <br />2636(b) <br />❑ Steel isolated from contact with backfill <br />❑ FRP or equivalent non-metallic exterior coatings or coverings <br />Tank corrosion protection: ❑ Sacrificial Anode <br />❑ <br />23 CCR <br />2635(a)(2) <br />❑ Steel tank with field installed cathodic protection or <br />p impressed <br />current <br />❑ <br />Tie -downs, when used, constructed of non -corrosive material or coated steel. <br />Revised 8/9/06 <br />