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F. SYSTEM PIPING CONTINUED: <br /> CheckC <br /> Box Section <br /> HSC Piping compatible with material intended to be stored. <br /> 25290.1 c 1 <br /> 25290.2 c 1 <br /> 23 CCR <br /> g 2631(b) Design and construction of piping approved by independent testing organization(e.g. UL). <br /> Piping, including vent lines,sloped toward tank(s)with minimum �ch slope per 1 foot of run. <br /> HSC <br /> 25290.1 k Vapor recovery,fill riser,and vent line piping are secondarily contained. <br /> 25290.2�c;&0) <br /> G. OVERSPILL/ OVERFILL PREVENTION: <br /> Check C <br /> Box Section <br /> 23 CCR Overspill containment having minimum capacitor of 5 gallons provided at each tank fill location. <br /> !� 2635(b) Manufacturer OPV✓ Model G I V ---JG4 6RT051 <br /> Approved overfill prevention device provided at each tank fill location. <br /> Choose One of the following methods: <br /> :1 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 /> :1 Restrict delivery of flow to the tank at least 30 minutes before the tank overfills, provided the <br /> 23 CCR restriction occurs when the tank is filled to no more than 95 percent capacity;and activate an <br /> 2635(b)(2) audible alarm at least five minutes before the tank overfills <br /> Provide positive shut-off flow to the tank when the tank is filled to no more than 95 percent of <br /> capacity. W/ V L>E D E i�Q fZ o uT C140- <br /> .7. A Lig R M <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 OPVY Model 71 SL-—�"� C- <br /> H. <br /> H. CORROSION PROTECTION: <br /> Check Code <br /> Box Section <br /> Fiberglass reinforced plastic(FRP) <br /> Piping corrosion protection: :1 Steel with cathodic protection or impressed current <br /> L/' 23 CCR D Steel isolated from contact with backfill <br /> 2636(b) <br /> LZIARP or equivalent non-metallic exterior coatings or coverings <br /> Tank corrosion protection: :1 Sacrificial Anode <br /> 23 CCR C Steel tank wtth field installed cathodic protection or impressed <br /> 2635(a)(2) <br /> current <br /> Tie-downs,when used,constructed of non-corrosive material or coated steel. <br /> Revised 07/24/13 7 <br />