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10/30/2003 11:41 209468340q FIFTH FLOOR PAGE 08 <br /> Piping i7Armadon continucd- <br /> Check <br /> Box Code <br /> SaMon <br /> 2529 <br /> 25290. 1) Piping compatible with material intended to be stoned. <br /> 25290.2c i <br /> 23 CCR Design and construction of piping approved by ind endend testin or anization/e UL <br /> 2631 g + •g• )• <br /> Piping,including vent limes,sloped toward tanks with minimum 1/4 inch slope per I foot of run. <br /> • rlsC <br /> is22901W) Vapor recon ,fill riser,and vent line piping are secondarily contained <br /> G. OVERSPILL/OVERFILL PREVENTION: <br /> check <br /> Bos Code <br /> sect)on <br /> 23 CCR Overspill containment�aVinp�nvppimum capacity of 5 lions provided at each tank fill location- <br /> 7635(b) Manufacturer tL- Model <br /> Approved overfill prevention device provided at each tank fill location. <br /> Choose One of the following methods: <br /> XAlert 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 /> restriction occurs when the tank is filled to no more than 95 percent capacity;and activate an audible <br /> 23 CCR alarm at least five minutes before the tank overfills <br /> 2635(bH2) <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 l��Ji / ,� Model '3'7— /-Z- <br /> U. CORROSION PROTECTION: <br /> Check <br /> Box Code <br /> Sechon <br /> Fiberglass reinforced plastic(FRP) <br /> Piping corrosion protection: ❑ Steel with cathodic protection or impressed current <br /> 26366(b)(b) <br /> 23 ❑ Steel isolated from contact with backfill <br /> FRP or equivalent non-metallic exterior coatings or coverings <br /> CCR `Tank corrosion protection_ El Sacrificial Anode <br /> .41 zc��2 ) ❑ Steel tank with field installed cathodic protection or bmpressed <br /> current <br /> AW Tie-downs,when used,constructed ofilon-corrosive material or coated steel. <br /> - 7- <br />