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24 <br /> 3.6 Separate-Phase Petroleum Extraction <br /> IE separate-phase petroleum appears in quantities greater than that which can be hand bailed,an <br /> st Of <br /> automatic,explosion-proof,hydrocarbon recovery system will be Installed. The syste and al probes that <br /> that withstano' corrosion from hydrocarbons, <br /> a submersible, sell-priming pum p <br /> differentiates between hydrocarbons�nd water. Recovered petroleum would be automatically pumps <br /> from the well to the existing on-site product recovery tank,which would be fitted with a`tank full'switch <br /> that shuts down the pump and prevents overflows. <br /> 3.7 Facility Construction and Underground infrastructure <br /> 3.7,j Facility Area <br /> The on-site work area is currently fenced and locksd• AdditeFi cure 10 shows tthe location <br /> apion <br /> d the <br /> with barged wire tops will ndin5Thed omppound will bedseparated equipment.om the product storage tank by a <br /> of the equipment co dards. <br /> codes,electrical codes, and <br /> minimum of 26 feet in order to conform to NFPA standards. Local building <br /> fire department regulations will be satisfied prior to construction of ti ie facility. <br /> 3.7.2 5011 Vapor Extraction and Emisslon Control System <br /> Monitoring wells MW-2 and MW-3 will be used for vapor extraction. The existing roadboxes will <br /> cted at grade by traffic <br /> ateLd vauts, A IT'fitting wll be placed at <br /> be removed,and the wells will be protethe the acltion wells(MW-2 ind MW-3)will' <br /> the top of each well to allow water sampling. Vapor lines from <br /> 1 consist of 4 inch diameter schedule 40?VC, and will be manifolded together near the catalytic oxidizer. <br /> of air <br /> neS <br /> Ball valvVS will be installed just before the manifold to allc%v independent <br /> r gullthe compo ndiawa Them ni'mum <br /> will be placod in trendies a minimum 20 inch depth and laced a minimum of 20 feet from the product <br /> slope of 6 inches per i00 feet. The catalytic oxidize.will be p <br /> storage tank. <br /> 3.7.3 G.oundwater Treatment System <br /> veil will be protected at grade by a traffic rated vault. A twe.inch diameter schedule <br /> The pumpin 9'' <br /> ��d groundwater will run from the pumping well to the water treatment compound• <br /> 40 PVC pipe for gums•� g <br /> pipe will be installed for redundancy. The pipes will be placed in a trench that is a minimum <br /> A second pip <br /> - iameter electrical conduits will alsWe 1 run to the Well, one to provi <br /> of 20 inches deep. Two 112 inch d <br /> de <br /> powei,for the pumps and one to run control cables to the recovery <br /> 1f a separate phase recovery system is ins+ailed in therecovery <br /> torage well, <br /> nd'mum 20 a double icontained <br /> well and the p <br /> trench will be installed between the pumping L4'CROUNmvA-r-R <br /> TEC10,01"OG ,INC. <br />